fix(checkout): redirect expired purchases from checkout

feat(cart): enhance editing logic and add tests for editable state
feat(tenant): modify HeroConfig to include responsive image type

angular.json

@@ -47,6 +47,9 @@
           },
           "configurations": {
             "production": {
+              "optimization": true,
+              "extractLicenses": true,
+              "sourceMap": false,
               "budgets": [
                 {
                   "type": "initial",
@@ -59,7 +62,13 @@
                   "maximumError": "8kB"
                 }
               ],
-              "outputHashing": "all"
+              "outputHashing": "all",
+              "fileReplacements": [
+                {
+                  "replace": "src/environments/environment.ts",
+                  "with": "src/environments/environment.production.ts"
+                }
+              ]
             },
             "development": {
               "optimization": true,
@@ -78,6 +87,9 @@
               ]
             },
             "homo": {
+              "optimization": true,
+              "extractLicenses": true,
+              "sourceMap": false,
               "fileReplacements": [
                 {
                   "replace": "src/environments/environment.ts",

src/app/app.config.ts

@@ -4,7 +4,7 @@ import {
   provideAppInitializer,
   provideBrowserGlobalErrorListeners,
 } from '@angular/core';
-import { provideRouter } from '@angular/router';
+import { provideRouter, UrlSerializer } from '@angular/router';
 import { provideClientHydration, withHttpTransferCacheOptions } from '@angular/platform-browser';
 
 import { routes } from './app.routes';
@@ -12,6 +12,7 @@ import { authBootstrap } from './core/services/auth/auth-bootstrap';
 import { authInterceptor } from './core/services/auth/auth.interceptor';
 import { globalLoadingInterceptor } from './core/services/global-loading/global-loading.interceptor';
 import { tenantBootstrap } from './core/services/tenant-bootstrap';
+import { TenantUrlSerializer } from './core/services/tenant-url.serializer';
 
 export function isStoreCatalogRequest(request: HttpRequest<unknown>): boolean {
   return (
@@ -26,6 +27,7 @@ export const appConfig: ApplicationConfig = {
   providers: [
     provideBrowserGlobalErrorListeners(),
     provideRouter(routes),
+    { provide: UrlSerializer, useClass: TenantUrlSerializer },
     provideClientHydration(
       withHttpTransferCacheOptions({
         includeRequestsWithAuthHeaders: true,

src/app/app.routes.ts

@@ -14,5 +14,12 @@ export const routes: Routes = [
   {
     path: '',
     loadChildren: () => import('./features/store/store.routes').then((m) => m.routes)
+  },
+  {
+    path: '**',
+    loadComponent: () =>
+      import('./shared/pages/route-not-found-page.component').then(
+        (m) => m.RouteNotFoundPageComponent,
+      )
   }
 ];

src/app/core/layout/store-layout/store-footer/store-footer.component.html

@@ -22,14 +22,18 @@
 
       <div class="col-12 col-md-6 col-xl-5 d-grid gap-3 align-content-start store-layout__contact">
         <div class="d-grid gap-2 store-layout__contact-details">
+          @if (address) {
             <div class="d-flex align-items-center gap-2">
               <i class="fa-solid fa-location-dot" aria-hidden="true"></i>
-            <span>Av. San Lorenzo 1542, Rosario</span>
+              <span>{{ address }}</span>
             </div>
+          }
+          @if (phone) {
             <div class="d-flex align-items-center gap-2">
               <i class="fa-solid fa-phone" aria-hidden="true"></i>
-            <span>54 9 (0341) 6658247</span>
+              <span>{{ phone }}</span>
             </div>
+          }
         </div>
 
         <p class="mb-0 small store-layout__muted-text store-layout__copyright">

src/app/core/layout/store-layout/store-footer/store-footer.component.ts

@@ -27,5 +27,7 @@ export class StoreFooterComponent {
   @Input() logoUrl: string | null = null;
   @Input() backgroundImageUrl: string | null = null;
   @Input() storeName: string | null = null;
+  @Input() address: string | null = null;
+  @Input() phone: string | null = null;
   readonly logoutClick = output<void>();
 }

src/app/core/layout/store-layout/store-layout.component.html

@@ -29,6 +29,11 @@
         [subtotal]="cartSubtotal()"
         [discount]="cartDiscount()"
         [total]="cartTotal()"
+        [readonly]="!canModifyCart()"
+        [allowModify]="canModifyCart()"
+        [allowUpdateQuantity]="canUpdateCartQuantity()"
+        [allowUpdateVariant]="canUpdateCartVariant()"
+        [allowDelete]="canDeleteCartItems()"
         [backgroundColor]="'#ffffff'"
         (closed)="isCartOpen.set(false)"
       >
@@ -62,6 +67,8 @@
     [logoUrl]="tenant()?.footer_logo ?? null"
     [backgroundImageUrl]="tenant()?.footer_bg_image ?? null"
     [storeName]="tenant()?.nombre ?? null"
+    [address]="tenant()?.address ?? null"
+    [phone]="tenant()?.phone ?? null"
     (logoutClick)="onLogoutClick()"
   />
 </div>

src/app/core/layout/store-layout/store-layout.component.scss

@@ -21,6 +21,8 @@
 
 .store-layout__cart-dropdown {
   position: absolute;
+  display: flex;
+  flex-direction: column;
   top: 100px;
   right: calc((100% - 1320px) / 2 + 1.5rem);
   width: 100%;
@@ -34,6 +36,10 @@
   overflow: hidden;
   animation: store-layout-slide-down 0.2s ease-out;
 
+  > app-cart {
+    min-height: 0;
+  }
+
   @media (max-width: 1400px) {
     right: 1.5rem;
   }

src/app/core/layout/store-layout/store-layout.component.spec.ts

@@ -2,9 +2,15 @@ import { describe, it, expect, beforeEach, vi } from 'vitest';
 import { signal } from '@angular/core';
 import { TestBed } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
-import { provideRouter, Router } from '@angular/router';
+import {
+  ActivatedRoute,
+  convertToParamMap,
+  ParamMap,
+  provideRouter,
+  Router,
+} from '@angular/router';
 
-import { of } from 'rxjs';
+import { BehaviorSubject, of } from 'rxjs';
 
 import { Tenant } from '../../services/tenant.interface';
 import { TenantService } from '../../services/tenant.service';
@@ -22,6 +28,8 @@ const tenant: Tenant = {
   codigo: 'test',
   nombre: 'Test Tenant',
   dominio: 'localhost',
+  address: 'Calle Test 123, Rosario',
+  phone: '+54 341 555 1234',
   primary_color: '#6376F3',
   secondary_color: '#A0A0A0',
   danger_color: '#FF8888',
@@ -32,6 +40,13 @@ const tenant: Tenant = {
   footer_logo: 'https://example.com/footer.png',
   header_bg_image: 'https://example.com/header-background.png',
   footer_bg_image: 'https://example.com/footer-background.png',
+  cart_editing_policy: {
+    code: 'full',
+    allow_modify: true,
+    allow_delete: true,
+    allow_update_quantity: true,
+    allow_update_variant: true,
+  },
   categories: [],
   menues: [
     {
@@ -133,11 +148,13 @@ describe('StoreLayoutComponent', () => {
   let cartState = signal<Cart | null>(null);
   let authUserState = signal<AuthUser | null>(null);
   let checkoutServiceStub: { startCheckout: ReturnType<typeof vi.fn> };
+  let queryParamMapState: BehaviorSubject<ParamMap>;
 
   beforeEach(async () => {
     tenantState = signal<Tenant | null>(tenant);
     cartState = signal<Cart | null>(null);
     authUserState = signal<AuthUser | null>(null);
+    queryParamMapState = new BehaviorSubject(convertToParamMap({}));
     const isAuthenticatedState = signal(false);
     checkoutServiceStub = {
       startCheckout: vi.fn().mockResolvedValue({ id: 55 }),
@@ -147,6 +164,10 @@ describe('StoreLayoutComponent', () => {
       imports: [StoreLayoutComponent],
       providers: [
         provideRouter([]),
+        {
+          provide: ActivatedRoute,
+          useValue: { queryParamMap: queryParamMapState.asObservable() },
+        },
         {
           provide: TenantService,
           useValue: {
@@ -206,6 +227,19 @@ describe('StoreLayoutComponent', () => {
     expect(compiled.querySelector('app-store-footer .store-layout__footer')).not.toBeNull();
   });
 
+  it('opens the cart when requested through the openCart query parameter', () => {
+    const fixture = TestBed.createComponent(StoreLayoutComponent);
+    fixture.detectChanges();
+
+    expect((fixture.componentInstance as any).isCartOpen()).toBe(false);
+
+    queryParamMapState.next(convertToParamMap({ openCart: 'true' }));
+    fixture.detectChanges();
+
+    expect((fixture.componentInstance as any).isCartOpen()).toBe(true);
+    expect((fixture.nativeElement as HTMLElement).querySelector('app-cart')).not.toBeNull();
+  });
+
   it('hides the configured header elements when the tenant disables them', () => {
     tenantState.set({
       ...tenant,
@@ -267,6 +301,12 @@ describe('StoreLayoutComponent', () => {
     expect(compiled.querySelector('.fa-whatsapp')).not.toBeNull();
     expect(compiled.querySelector('.fa-facebook')).not.toBeNull();
     expect(compiled.querySelector('.fa-linkedin-in')).not.toBeNull();
+    expect(compiled.querySelector('.store-layout__contact-details')?.textContent).toContain(
+      tenant.address,
+    );
+    expect(compiled.querySelector('.store-layout__contact-details')?.textContent).toContain(
+      tenant.phone,
+    );
   });
 
   it('navigates to search results when the search button is clicked', () => {
@@ -571,10 +611,9 @@ describe('StoreLayoutComponent', () => {
           precio_unitario: '100.00',
           catalog_item_id: 1,
           variant_id: null,
-          product: {
           nombre: 'Producto',
           imagen: null,
-          },
+          variant: null,
         },
       ],
     });
@@ -624,10 +663,9 @@ describe('StoreLayoutComponent', () => {
           precio_unitario: '100.00',
           catalog_item_id: 1,
           variant_id: null,
-          product: {
           nombre: 'Producto',
           imagen: null,
-          },
+          variant: null,
         },
       ],
     });
@@ -647,4 +685,102 @@ describe('StoreLayoutComponent', () => {
     expect(cartItem.componentInstance.quantityDisabled()).toBe(false);
     expect(buyButton).toBeDefined();
   });
+
+  it('hides quantity selectors when the tenant disables cart editing', () => {
+    tenantState.set({
+      ...tenant,
+      cart_editing_policy: {
+        code: 'disabled',
+        allow_modify: false,
+        allow_delete: false,
+        allow_update_quantity: false,
+        allow_update_variant: false,
+      },
+    });
+    cartState.set({
+      id: 1,
+      tenant_codigo: tenant.codigo,
+      status: 'active',
+      subtotal: '100.00',
+      items: [
+        {
+          id: 1,
+          cantidad: 1,
+          precio_unitario: '100.00',
+          catalog_item_id: 1,
+          variant_id: null,
+          nombre: 'Producto',
+          imagen: null,
+          variant: null,
+        },
+      ],
+    });
+
+    const fixture = TestBed.createComponent(StoreLayoutComponent);
+    fixture.detectChanges();
+    (fixture.componentInstance as any).isCartOpen.set(true);
+    fixture.detectChanges();
+
+    const cartItem = fixture.debugElement.query(By.css('app-cart-item'));
+    expect(cartItem.componentInstance.readonly()).toBe(true);
+    expect(cartItem.nativeElement.querySelector('app-quantity-selector')).toBeNull();
+  });
+
+  it('shows variant selectors only for the full cart editing policy', () => {
+    const variantCart: Cart = {
+      id: 1,
+      tenant_codigo: tenant.codigo,
+      status: 'active',
+      subtotal: '100.00',
+      items: [
+        {
+          id: 1,
+          cantidad: 1,
+          precio_unitario: '100.00',
+          catalog_item_id: 1,
+          variant_id: 10,
+          nombre: 'Producto',
+          imagen: null,
+          variant: { id: 10, precio: '100.00', stock_tecnico: 5, values: { talle: 'M' } },
+          variants: [
+            { id: 10, precio: '100.00', stock_tecnico: 5, values: { talle: 'M' } },
+            { id: 11, precio: '100.00', stock_tecnico: 5, values: { talle: 'L' } },
+          ],
+        },
+      ],
+    };
+    tenantState.set({
+      ...tenant,
+      cart_editing_policy: {
+        code: 'quantity_and_remove',
+        allow_modify: true,
+        allow_delete: true,
+        allow_update_quantity: true,
+        allow_update_variant: false,
+      },
+    });
+    cartState.set(variantCart);
+
+    const fixture = TestBed.createComponent(StoreLayoutComponent);
+    fixture.detectChanges();
+    (fixture.componentInstance as any).isCartOpen.set(true);
+    fixture.detectChanges();
+
+    expect(fixture.nativeElement.querySelector('app-variant-selector')).toBeNull();
+    expect(fixture.nativeElement.querySelector('app-quantity-selector')).not.toBeNull();
+
+    tenantState.set({
+      ...tenant,
+      cart_editing_policy: {
+        code: 'full',
+        allow_modify: true,
+        allow_delete: true,
+        allow_update_quantity: true,
+        allow_update_variant: true,
+      },
+    });
+    fixture.detectChanges();
+
+    expect(fixture.nativeElement.querySelector('app-variant-selector')).not.toBeNull();
+  });
 });

src/app/core/layout/store-layout/store-layout.component.ts

@@ -1,5 +1,6 @@
-import { Component, computed, inject, OnInit, signal } from '@angular/core';
-import { Router, RouterOutlet } from '@angular/router';
+import { Component, computed, DestroyRef, inject, OnInit, signal } from '@angular/core';
+import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
+import { ActivatedRoute, Router, RouterOutlet } from '@angular/router';
 import { TenantService } from '../../services/tenant.service';
 import { CartService } from '../../services/cart/cart.service';
 import { StoreFooterComponent, StoreFooterSection } from './store-footer/store-footer.component';
@@ -32,10 +33,25 @@ export class StoreLayoutComponent implements OnInit {
   private readonly checkoutService = inject(CheckoutService);
   private readonly toastService = inject(ToastService);
   private readonly router = inject(Router);
+  private readonly route = inject(ActivatedRoute);
+  private readonly destroyRef = inject(DestroyRef);
 
   protected readonly isCartOpen = signal(false);
   protected readonly isCreatingPurchase = signal(false);
   protected readonly displayCart = computed(() => this.tenant()?.display_cart ?? true);
+  protected readonly cartEditingPolicy = computed(() => this.tenant()?.cart_editing_policy ?? null);
+  protected readonly canModifyCart = computed(
+    () => this.cartEditingPolicy()?.allow_modify ?? false,
+  );
+  protected readonly canDeleteCartItems = computed(
+    () => this.cartEditingPolicy()?.allow_delete ?? false,
+  );
+  protected readonly canUpdateCartQuantity = computed(
+    () => this.cartEditingPolicy()?.allow_update_quantity ?? false,
+  );
+  protected readonly canUpdateCartVariant = computed(
+    () => this.cartEditingPolicy()?.allow_update_variant ?? false,
+  );
 
   protected readonly cartSubtotal = computed(() => {
     const cart = this.cartService.cart();
@@ -53,7 +69,7 @@ export class StoreLayoutComponent implements OnInit {
   });
 
   private mapCartItemToMock(item: CartItem): CartItemMock {
-    const fullName = item.product?.nombre ?? '';
+    const fullName = item.nombre ?? '';
     let product = fullName;
     let attributes: { label: string; value: string }[] = [];
 
@@ -70,10 +86,7 @@ export class StoreLayoutComponent implements OnInit {
       });
     }
 
-    const variants = item.product?.variants ?? [];
-    const selectedVariant = item.product?.variants?.find(
-      (variant) => variant.id === item.variant_id,
-    );
+    const selectedVariant = item.variant;
 
     if (selectedVariant) {
       attributes = Object.entries(selectedVariant.values).map(([label, value]) => ({
@@ -84,7 +97,7 @@ export class StoreLayoutComponent implements OnInit {
 
     return {
       cartItemId: item.id,
-      imageUrl: item.product?.imagen ?? null,
+      imageUrl: item.imagen,
       product,
       originalPrice: null,
       discountedPrice: parseFloat(item.precio_unitario),
@@ -92,7 +105,7 @@ export class StoreLayoutComponent implements OnInit {
       attributes,
       quantity: item.cantidad,
       variantId: item.variant_id,
-      variants,
+      variants: item.variants,
     };
   }
 
@@ -136,6 +149,12 @@ export class StoreLayoutComponent implements OnInit {
   });
 
   ngOnInit(): void {
+    this.route.queryParamMap.pipe(takeUntilDestroyed(this.destroyRef)).subscribe((params) => {
+      if (params.get('openCart') === 'true') {
+        this.isCartOpen.set(true);
+      }
+    });
+
     this.cartService.loadCart().subscribe({
       error: (err) => console.error('Error loading cart', err),
     });
@@ -168,8 +187,8 @@ export class StoreLayoutComponent implements OnInit {
   protected async onLogoutClick(): Promise<void> {
     const isLeavingCheckout = this.router.url.startsWith('/checkout');
 
-    // Checkout must be left while the authenticated session is still valid so
-    // its CanDeactivate guard can cancel the pending purchase.
+    // Leave checkout before closing the authenticated session so its component
+    // can stop payment polling cleanly. The checkout itself remains pending.
     if (isLeavingCheckout) {
       const navigationSucceeded = await this.router.navigate(['/']);
 

src/app/core/services/auth/auth.service.ts

@@ -119,8 +119,12 @@ export class AuthService extends BaseApiService {
 
     const apiUrl = new URL(environment.url);
     const authorizationUrl = new URL('/auth/google/redirect', apiUrl.origin);
+    const basePath = tenant.base_path && tenant.base_path !== '/' ? tenant.base_path : '';
     authorizationUrl.searchParams.set('tenant', tenant.codigo);
-    authorizationUrl.searchParams.set('return_url', this.document.location.origin);
+    authorizationUrl.searchParams.set(
+      'return_url',
+      `${this.document.location.origin}${basePath}`,
+    );
 
     this.document.location.assign(authorizationUrl.toString());
   }

src/app/core/services/cart/cart.interface.ts

@@ -1,9 +1,3 @@
-export interface CartItemProduct {
-  nombre: string;
-  imagen: string | null;
-  variants?: CartItemVariant[];
-}
-
 export interface CartItemVariantOption {
   value: string;
   label: string;
@@ -27,7 +21,10 @@ export interface CartItem {
   precio_unitario: string;
   catalog_item_id: number;
   variant_id: number | null;
-  product: CartItemProduct | null;
+  nombre: string | null;
+  imagen: string | null;
+  variant: CartItemVariant | null;
+  variants?: CartItemVariant[];
 }
 
 export interface Cart {

src/app/core/services/cart/cart.service.spec.ts

@@ -24,9 +24,13 @@ describe('CartService', () => {
         precio_unitario: '10.00',
         catalog_item_id: 5,
         variant_id: 10,
-        product: {
         nombre: 'Test Product (Size: M)',
         imagen: null,
+        variant: {
+          id: 10,
+          precio: '10.00',
+          stock_tecnico: 1,
+          values: { size: 'M' },
         },
       },
     ],

src/app/core/services/catalog/catalog.interface.ts

@@ -66,7 +66,7 @@ export interface CatalogItemVariant {
   event_date_id?: number | null;
   event_date_ids?: number[];
   event_dates?: string[];
-  stock_tecnico: number | null;
+  maximum_addable_quantity?: number | null;
   minimum_use_date?: string | null;
   maximum_use_date?: string | null;
   effective_minimum_use_date?: string | null;
@@ -98,7 +98,7 @@ export interface CatalogItemDetail {
   attributes: ProductAttribute[];
   variants: CatalogItemVariant[];
   selected_variant?: SelectedCatalogItemVariant;
-  stock_tecnico?: number | null;
+  maximum_addable_quantity?: number | null;
   images?: string[];
 }
 
@@ -113,11 +113,12 @@ export interface CatalogFeaturedItemVariant {
   id: number;
   descripcion?: string | null;
   precio?: string;
-  stock_tecnico: number | null;
+  maximum_addable_quantity?: number | null;
   values: Record<string, CatalogVariantValue>;
 }
 
 export interface CatalogVariantOptionsResponse {
+  variants: CatalogFeaturedItemVariant[];
   selectors: CatalogVariantSelector[];
   selected_values: Record<string, string | string[]>;
   resolved_variant: CatalogFeaturedItemVariant | null;
@@ -144,7 +145,7 @@ export interface CatalogFeaturedItem {
   descripcion?: string | null;
   precio: number | string;
   image?: string | null;
-  stock_tecnico?: number | null;
+  maximum_addable_quantity?: number | null;
   variants?: CatalogFeaturedItemVariant[];
 }
 
@@ -154,6 +155,7 @@ export type CatalogFeaturedItems =
 
 export interface CatalogFeaturedGroup {
   id: number;
+  code: string;
   title: string;
   layout: CatalogProductLayout;
   group_layout: CatalogGroupLayout;

src/app/core/services/checkout.service.ts

@@ -3,6 +3,7 @@ import { firstValueFrom } from 'rxjs';
 
 import { environment } from '../../../environments/environment';
 import { BaseApiService } from './base-api.service';
+import { CartItemVariant } from './cart/cart.interface';
 
 export interface UpdatePurchaseCustomerPayload {
   dni: string;
@@ -73,6 +74,7 @@ export interface PurchaseDetailItemResponse {
   line_total: string;
   source_catalog_item_id: number | null;
   source_variant_id: number | null;
+  variants?: CartItemVariant[];
   item_details: {
     nombre: string;
     descripcion: string | null;
@@ -95,7 +97,7 @@ export interface PurchaseDetailResponse extends PurchaseStatusResponse {
   telefono: string | null;
   nombre_apellido: string | null;
   email: string | null;
-  items_source: 'purchase';
+  items_source: 'purchase' | 'cart';
   items: PurchaseDetailItemResponse[];
   tickets_count?: number;
   has_generated_tickets?: boolean;
@@ -130,7 +132,7 @@ export class CheckoutService extends BaseApiService {
   async generatePaymentIntent(
     tenantCode: string,
     purchaseId: number,
-    method: 'qr' | 'transfer' | 'telepagos',
+    method: 'qr' | 'transfer',
     payerDni?: string,
   ): Promise<any> {
     const payload: any = { method };
@@ -174,7 +176,20 @@ export class CheckoutService extends BaseApiService {
     purchaseId: number,
     itemId: number,
     quantity: number,
+    cartId: number | null = null,
+    itemsSource: 'purchase' | 'cart' = 'purchase',
   ): Promise<PurchaseDetailResponse> {
+    if (itemsSource === 'cart' && cartId !== null) {
+      await firstValueFrom(
+        this.http.patch(
+          `${environment.url}tenants/${tenantCode}/checkout-carts/${cartId}/items/${itemId}`,
+          { cantidad: quantity },
+        ),
+      );
+
+      return this.getPurchase(tenantCode, purchaseId);
+    }
+
     const response = await firstValueFrom(
       this.http.patch<{ data?: PurchaseDetailResponse } | PurchaseDetailResponse>(
         `${environment.url}tenants/${tenantCode}/compras/${purchaseId}/items/${itemId}`,
@@ -190,6 +205,51 @@ export class CheckoutService extends BaseApiService {
     return purchase;
   }
 
+  async updateItemVariant(
+    tenantCode: string,
+    purchaseId: number,
+    itemId: number,
+    variantId: number,
+    quantity: number,
+    cartId: number | null = null,
+    itemsSource: 'purchase' | 'cart' = 'purchase',
+  ): Promise<PurchaseDetailResponse> {
+    if (itemsSource === 'cart' && cartId !== null) {
+      await firstValueFrom(
+        this.http.patch(
+          `${environment.url}tenants/${tenantCode}/checkout-carts/${cartId}/items/${itemId}`,
+          { cantidad: quantity, variant_id: variantId },
+        ),
+      );
+    } else {
+      await firstValueFrom(
+        this.http.patch(
+          `${environment.url}tenants/${tenantCode}/compras/${purchaseId}/items/${itemId}`,
+          { quantity, variant_id: variantId },
+        ),
+      );
+    }
+
+    return this.getPurchase(tenantCode, purchaseId);
+  }
+
+  async removeItem(
+    tenantCode: string,
+    purchaseId: number,
+    itemId: number,
+    cartId: number | null = null,
+    itemsSource: 'purchase' | 'cart' = 'purchase',
+  ): Promise<PurchaseDetailResponse> {
+    const url =
+      itemsSource === 'cart' && cartId !== null
+        ? `${environment.url}tenants/${tenantCode}/checkout-carts/${cartId}/items/${itemId}`
+        : `${environment.url}tenants/${tenantCode}/compras/${purchaseId}/items/${itemId}`;
+
+    await firstValueFrom(this.http.delete(url));
+
+    return this.getPurchase(tenantCode, purchaseId);
+  }
+
   async prepareItemEditing(
     tenantCode: string,
     purchaseId: number,

src/app/core/services/tenant-url.serializer.spec.ts

@@ -0,0 +1,50 @@
+import '@angular/compiler';
+import { DefaultUrlSerializer } from '@angular/router';
+import { describe, expect, it } from 'vitest';
+
+import { Tenant } from './tenant.interface';
+import { TenantService } from './tenant.service';
+import { TenantUrlSerializer } from './tenant-url.serializer';
+
+describe('TenantUrlSerializer', () => {
+  const defaultSerializer = new DefaultUrlSerializer();
+
+  function createSerializer(basePath: string): TenantUrlSerializer {
+    const tenantService = {
+      getTenant: () => ({ base_path: basePath }) as Tenant,
+    } as TenantService;
+
+    return new TenantUrlSerializer(tenantService);
+  }
+
+  it('keeps root tenants unchanged', () => {
+    const serializer = createSerializer('/');
+    const tree = serializer.parse('/producto/123?ref=home');
+
+    expect(defaultSerializer.serialize(tree)).toBe('/producto/123?ref=home');
+    expect(serializer.serialize(tree)).toBe('/producto/123?ref=home');
+  });
+
+  it('removes the tenant base path when parsing and restores it when serializing', () => {
+    const serializer = createSerializer('/desfile');
+    const tree = serializer.parse('/desfile/producto/123?ref=home#detalle');
+
+    expect(defaultSerializer.serialize(tree)).toBe('/producto/123?ref=home#detalle');
+    expect(serializer.serialize(tree)).toBe('/desfile/producto/123?ref=home#detalle');
+  });
+
+  it('maps the tenant base path to the application root', () => {
+    const serializer = createSerializer('/desfile/');
+    const tree = serializer.parse('/desfile');
+
+    expect(defaultSerializer.serialize(tree)).toBe('/');
+    expect(serializer.serialize(tree)).toBe('/desfile');
+  });
+
+  it('does not strip partial path segment matches', () => {
+    const serializer = createSerializer('/desfile');
+    const tree = serializer.parse('/desfile-shop/producto/123');
+
+    expect(defaultSerializer.serialize(tree)).toBe('/desfile-shop/producto/123');
+  });
+});

src/app/core/services/tenant-url.serializer.ts

@@ -0,0 +1,66 @@
+import { Injectable } from '@angular/core';
+import { DefaultUrlSerializer, UrlSerializer, UrlTree } from '@angular/router';
+
+import { TenantService } from './tenant.service';
+
+@Injectable()
+export class TenantUrlSerializer extends UrlSerializer {
+  private readonly defaultSerializer = new DefaultUrlSerializer();
+
+  constructor(private readonly tenantService: TenantService) {
+    super();
+  }
+
+  override parse(url: string): UrlTree {
+    return this.defaultSerializer.parse(this.removeBasePath(url));
+  }
+
+  override serialize(tree: UrlTree): string {
+    const url = this.defaultSerializer.serialize(tree);
+    const basePath = this.basePath();
+
+    if (basePath === '/') {
+      return url;
+    }
+
+    return url === '/' ? basePath : `${basePath}${url}`;
+  }
+
+  private removeBasePath(url: string): string {
+    const basePath = this.basePath();
+
+    if (basePath === '/' || !this.startsWithCompletePathSegment(url, basePath)) {
+      return url;
+    }
+
+    const remainder = url.slice(basePath.length);
+
+    if (remainder === '') {
+      return '/';
+    }
+
+    return remainder.startsWith('?') || remainder.startsWith('#')
+      ? `/${remainder}`
+      : remainder;
+  }
+
+  private basePath(): string {
+    const configuredPath = this.tenantService.getTenant()?.base_path?.trim() ?? '/';
+
+    if (configuredPath === '' || configuredPath === '/') {
+      return '/';
+    }
+
+    return `/${configuredPath.replace(/^\/+|\/+$/g, '')}`;
+  }
+
+  private startsWithCompletePathSegment(url: string, basePath: string): boolean {
+    if (!url.startsWith(basePath)) {
+      return false;
+    }
+
+    const boundary = url.charAt(basePath.length);
+
+    return boundary === '' || boundary === '/' || boundary === '?' || boundary === '#';
+  }
+}

src/app/core/services/tenant.interface.ts

@@ -1,5 +1,15 @@
 import { ApiResponse } from './api-response.interface';
 
+export type CartEditingPolicyCode = 'disabled' | 'quantity_and_remove' | 'full';
+
+export interface CartEditingPolicy {
+  code: CartEditingPolicyCode;
+  allow_modify: boolean;
+  allow_delete: boolean;
+  allow_update_quantity: boolean;
+  allow_update_variant: boolean;
+}
+
 export interface BankAccount {
   id: number;
   tenant_code: string;
@@ -20,13 +30,18 @@ export interface WebsiteType {
 }
 
 export interface HeroConfig {
-  background_image_id?: string | null;
+  background_image_id?: string | ResponsiveImage | null;
   title_html?: string | null;
   description_html?: string | null;
   button_text?: string | null;
   button_href?: string | null;
 }
 
+export interface ResponsiveImage {
+  desktop: string;
+  mobile: string;
+}
+
 export interface AdditionalInfoConfig {
   description?: string | null;
 }
@@ -96,7 +111,10 @@ export interface Tenant {
   codigo: string;
   nombre: string;
   dominio: string;
+  base_path?: string;
   site_title?: string | null;
+  address?: string | null;
+  phone?: string | null;
   favicon?: string | null;
   primary_color: string;
   secondary_color: string;
@@ -121,6 +139,9 @@ export interface Tenant {
   display_categories?: boolean;
   display_seach_bar?: boolean;
   display_cart?: boolean;
+  cart_editing_policy?: CartEditingPolicy;
+  checkout_editing_policy?: CartEditingPolicy;
+  display_cart_item_images?: boolean;
   social_media?: SocialMedia[];
   menues?: Menu[];
   categories: Category[];

src/app/features/componentes-test/pages/reutilizables-test-page/reutilizables-test-page.component.ts

@@ -232,7 +232,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1001,
         precio: 250000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('vip_lunch', 'VIP + Lunch'),
           sector: ticketOption('a', 'Sector A'),
@@ -243,7 +243,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1002,
         precio: 250000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('vip_lunch', 'VIP + Lunch'),
           sector: ticketOption('a', 'Sector A'),
@@ -254,7 +254,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1003,
         precio: 250000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('vip_lunch', 'VIP + Lunch'),
           sector: ticketOption('c', 'Sector C'),
@@ -265,7 +265,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1004,
         precio: 200000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('vip_lunch', 'VIP + Lunch'),
           sector: ticketOption('a', 'Sector A'),
@@ -276,7 +276,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1005,
         precio: 200000,
-        stock_tecnico: 0,
+        maximum_addable_quantity: 0,
         values: {
           tipo: ticketOption('vip_lunch', 'VIP + Lunch'),
           sector: ticketOption('a', 'Sector A'),
@@ -287,7 +287,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1006,
         precio: 100000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('general', 'General'),
           sector: ticketOption('b', 'Sector B'),
@@ -298,7 +298,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1007,
         precio: 100000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('general', 'General'),
           sector: ticketOption('b', 'Sector B'),
@@ -309,7 +309,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1008,
         precio: 90000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('general', 'General'),
           sector: ticketOption('d', 'Sector D'),
@@ -320,7 +320,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1009,
         precio: 65000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('general', 'General'),
           sector: ticketOption('d', 'Sector D'),
@@ -331,7 +331,7 @@ export class ReutilizablesTestPageComponent {
       {
         id: 1010,
         precio: 40000,
-        stock_tecnico: 1,
+        maximum_addable_quantity: 1,
         values: {
           tipo: ticketOption('general', 'General'),
           sector: ticketOption('d', 'Sector D'),

src/app/features/store/components/product-attribute-selector/product-attribute-selector.component.spec.ts

@@ -31,7 +31,7 @@ describe('ProductAttributeSelectorComponent', () => {
     fixture.componentRef.setInput('variants', [
       {
         id: 1,
-        stock_tecnico: null,
+        maximum_addable_quantity: null,
         values: { size: 'S' },
       },
     ]);
@@ -51,12 +51,12 @@ describe('ProductAttributeSelectorComponent', () => {
     fixture.componentRef.setInput('variants', [
       {
         id: 1,
-        stock_tecnico: 0,
+        maximum_addable_quantity: 0,
         values: { size: 'S' },
       },
       {
         id: 2,
-        stock_tecnico: 2,
+        maximum_addable_quantity: 2,
         values: { size: 'M' },
       },
     ]);
@@ -92,9 +92,9 @@ describe('ProductAttributeSelectorComponent', () => {
     ]);
     fixture.componentRef.setInput('inventoryPolicy', 'unlimited');
     fixture.componentRef.setInput('variants', [
-      { id: 1, stock_tecnico: null, values: { event_date: '1' } },
-      { id: 2, stock_tecnico: null, values: { event_date: '2' } },
-      { id: 3, stock_tecnico: null, values: { event_date: ['1', '2'] } },
+      { id: 1, maximum_addable_quantity: null, values: { event_date: '1' } },
+      { id: 2, maximum_addable_quantity: null, values: { event_date: '2' } },
+      { id: 3, maximum_addable_quantity: null, values: { event_date: ['1', '2'] } },
     ]);
     fixture.detectChanges();
 
@@ -135,8 +135,8 @@ describe('ProductAttributeSelectorComponent', () => {
     ]);
     fixture.componentRef.setInput('inventoryPolicy', 'unlimited');
     fixture.componentRef.setInput('variants', [
-      { id: 1, stock_tecnico: null, values: { size: 'S', internal_type: 'adult' } },
-      { id: 2, stock_tecnico: null, values: { size: 'M', internal_type: 'child' } },
+      { id: 1, maximum_addable_quantity: null, values: { size: 'S', internal_type: 'adult' } },
+      { id: 2, maximum_addable_quantity: null, values: { size: 'M', internal_type: 'child' } },
     ]);
     fixture.detectChanges();
 

src/app/features/store/components/product-attribute-selector/product-attribute-selector.component.ts

@@ -227,7 +227,7 @@ export class ProductAttributeSelectorComponent {
   }
 
   private isVariantAvailable(variant: CatalogItemVariant): boolean {
-    return this.inventoryPolicy() === 'unlimited' || (variant.stock_tecnico ?? 0) > 0;
+    return variant.maximum_addable_quantity !== 0;
   }
 
   private findFirstHexValue(value: unknown): string | null {

src/app/features/store/pages/category-items-page/category-items-page.component.html

@@ -17,6 +17,7 @@
         [layout]="categoryResults.layout"
         [groupLayout]="paginatedLayout"
         [items]="categoryResults"
+        [savingProductIds]="savingProductIds()"
         (buy)="onBuyProduct($event)"
         (addToCart)="onAddToCart($event)"
         (pageChange)="onPageChange($event)"

src/app/features/store/pages/category-items-page/category-items-page.component.ts

@@ -9,7 +9,16 @@ import {
 } from '@angular/core';
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { ActivatedRoute, Router } from '@angular/router';
-import { catchError, combineLatest, distinctUntilChanged, map, of, switchMap, tap } from 'rxjs';
+import {
+  catchError,
+  combineLatest,
+  distinctUntilChanged,
+  finalize,
+  map,
+  of,
+  switchMap,
+  tap,
+} from 'rxjs';
 
 import { AuthService } from '../../../../core/services/auth/auth.service';
 import { CartService } from '../../../../core/services/cart/cart.service';
@@ -52,6 +61,7 @@ export class CategoryItemsPageComponent {
   protected readonly results = signal<CategoryItemsResponse | null>(null);
   protected readonly error = signal<string | null>(null);
   protected readonly creatingDirectPurchase = signal(false);
+  protected readonly savingProductIds = signal<ReadonlySet<number>>(new Set<number>());
   protected readonly paginatedLayout: CatalogGroupLayout = 'paginated';
 
   constructor() {
@@ -157,7 +167,16 @@ export class CategoryItemsPageComponent {
   }
 
   protected onAddToCart(event: ProductListCartEvent): void {
-    this.cartService.addItem(event.product.id, event.variant ?? null, event.quantity).subscribe({
+    const productId = event.product.id;
+    if (this.savingProductIds().has(productId)) {
+      return;
+    }
+
+    this.setProductSaving(productId, true);
+    this.cartService
+      .addItem(productId, event.variant ?? null, event.quantity)
+      .pipe(finalize(() => this.setProductSaving(productId, false)))
+      .subscribe({
         next: (response) => {
           this.toastService.success(response.message || 'Producto agregado al carrito');
         },
@@ -168,6 +187,14 @@ export class CategoryItemsPageComponent {
       });
   }
 
+  private setProductSaving(productId: number, saving: boolean): void {
+    this.savingProductIds.update((current) => {
+      const updated = new Set(current);
+      saving ? updated.add(productId) : updated.delete(productId);
+      return updated;
+    });
+  }
+
   private parsePositiveInteger(value: string | null, fallback = 0): number {
     const parsed = Number(value ?? fallback);
 

src/app/features/store/pages/checkout-page/checkout-page.component.html

@@ -58,16 +58,23 @@
         [subtotal]="cartSubtotal()"
         [discount]="cartDiscount()"
         [total]="cartTotal()"
-        [allowEditing]="
-          createdPurchase()?.status === 'created' || createdPurchase()?.status === 'pending_payment'
-        "
-        [allowRemove]="false"
+        [readonly]="!canModifyCart()"
+        [allowModify]="true"
+        [showModifyWhenReadonly]="true"
+        [allowUpdateQuantity]="canUpdateCartQuantity()"
+        [allowUpdateVariant]="canUpdateCartVariant()"
+        [requireEditingMode]="true"
+        [allowDelete]="canDeleteCartItems()"
         [persistQuantityChanges]="false"
+        [persistVariantChanges]="false"
+        [persistDeleteChanges]="false"
         [editing]="isEditingItems()"
         [editingDisabled]="isUpdatingItem() || isPreparingItemEdit()"
         backgroundColor="transparent"
         (editingChange)="onEditingItemsChange($event)"
         (itemQuantityChange)="onPurchaseItemQuantityChange($event)"
+        (itemVariantChange)="onPurchaseItemVariantChange($event)"
+        (itemRemove)="onPurchaseItemRemove($event)"
       />
     </div>
   </div>

src/app/features/store/pages/checkout-page/checkout-page.component.spec.ts

@@ -1,3 +1,4 @@
+import { HttpErrorResponse } from '@angular/common/http';
 import { signal } from '@angular/core';
 import { getTestBed, TestBed } from '@angular/core/testing';
 import { BrowserTestingModule, platformBrowserTesting } from '@angular/platform-browser/testing';
@@ -10,6 +11,8 @@ import { CartService } from '../../../../core/services/cart/cart.service';
 import { CheckoutService } from '../../../../core/services/checkout.service';
 import { CatalogService } from '../../../../core/services/catalog/catalog.service';
 import { TenantService } from '../../../../core/services/tenant.service';
+import { ToastService } from '../../../../core/services/toast.service';
+import { CartEditingPolicy } from '../../../../core/services/tenant.interface';
 import { CheckoutPageComponent } from './checkout-page.component';
 
 describe('CheckoutPageComponent payment validation', () => {
@@ -17,11 +20,13 @@ describe('CheckoutPageComponent payment validation', () => {
     startCheckout: ReturnType<typeof vi.fn>;
     updateCustomerData: ReturnType<typeof vi.fn>;
     updateItemQuantity: ReturnType<typeof vi.fn>;
+    updateItemVariant: ReturnType<typeof vi.fn>;
+    removeItem: ReturnType<typeof vi.fn>;
     prepareItemEditing: ReturnType<typeof vi.fn>;
     cancelPurchase: ReturnType<typeof vi.fn>;
     generatePaymentIntent: ReturnType<typeof vi.fn>;
-    getPurchase: ReturnType<typeof vi.fn>;
     submitPurchaseForReview: ReturnType<typeof vi.fn>;
+    getPurchase: ReturnType<typeof vi.fn>;
     withCustomLoading: ReturnType<typeof vi.fn>;
   };
   let cartServiceStub: {
@@ -31,8 +36,15 @@ describe('CheckoutPageComponent payment validation', () => {
     clearCart: ReturnType<typeof vi.fn>;
   };
   let routerStub: { navigate: ReturnType<typeof vi.fn> };
+  let toastServiceStub: { danger: ReturnType<typeof vi.fn> };
   let routeQueryParamMap: ReturnType<typeof convertToParamMap>;
   let authUserState: ReturnType<typeof signal>;
+  let tenantState: ReturnType<
+    typeof signal<{
+      codigo: string;
+      checkout_editing_policy?: CartEditingPolicy;
+    }>
+  >;
 
   beforeAll(() => {
     try {
@@ -54,13 +66,15 @@ describe('CheckoutPageComponent payment validation', () => {
       }),
       updateCustomerData: vi.fn(),
       updateItemQuantity: vi.fn(),
+      updateItemVariant: vi.fn(),
+      removeItem: vi.fn(),
       prepareItemEditing: vi.fn(),
       cancelPurchase: vi.fn().mockResolvedValue({ status: 'cancelled' }),
       generatePaymentIntent: vi.fn().mockResolvedValue({
         qr_data: { qr_code: 'qr-value' },
       }),
-      getPurchase: vi.fn().mockResolvedValue({ status: 'pending_payment' }),
       submitPurchaseForReview: vi.fn().mockResolvedValue({ status: 'pending_payment' }),
+      getPurchase: vi.fn().mockResolvedValue({ status: 'pending_payment' }),
       withCustomLoading: vi.fn(),
     };
     checkoutServiceStub.withCustomLoading.mockReturnValue(checkoutServiceStub);
@@ -86,8 +100,19 @@ describe('CheckoutPageComponent payment validation', () => {
       });
     });
     routerStub = { navigate: vi.fn() };
+    toastServiceStub = { danger: vi.fn() };
     routeQueryParamMap = convertToParamMap({});
     authUserState = signal(null);
+    tenantState = signal({
+      codigo: 'tenant-test',
+      checkout_editing_policy: {
+        code: 'full',
+        allow_modify: true,
+        allow_delete: true,
+        allow_update_quantity: true,
+        allow_update_variant: true,
+      },
+    });
 
     await TestBed.configureTestingModule({
       imports: [CheckoutPageComponent],
@@ -95,8 +120,9 @@ describe('CheckoutPageComponent payment validation', () => {
         { provide: CheckoutService, useValue: checkoutServiceStub },
         { provide: CatalogService, useValue: { getCatalogItem: vi.fn() } },
         { provide: CartService, useValue: cartServiceStub },
-        { provide: TenantService, useValue: { tenant: signal({ codigo: 'tenant-test' }) } },
+        { provide: TenantService, useValue: { tenant: tenantState } },
         { provide: AuthService, useValue: { user: authUserState } },
+        { provide: ToastService, useValue: toastServiceStub },
         {
           provide: ActivatedRoute,
           useValue: {
@@ -194,46 +220,87 @@ describe('CheckoutPageComponent payment validation', () => {
     expect(checkoutServiceStub.getPurchase).not.toHaveBeenCalled();
   });
 
-  it('checks a transfer once and redirects to purchase status while pending', async () => {
+  it('polls a transfer every three seconds up to four attempts', async () => {
+    checkoutServiceStub.getPurchase.mockResolvedValue({ status: 'pending_payment' });
     const { component } = createComponent();
     component.selectedPaymentMethod.set('transfer');
 
     await component.onComplete();
-    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledTimes(1);
-    expect(component.transferValidationStatus()).toBe('pending');
+    expect(component.transferValidationStatus()).toBe('checking');
+    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledWith('tenant-test', 25);
+    expect(checkoutServiceStub.getPurchase).not.toHaveBeenCalled();
+
+    for (let attempt = 1; attempt <= 3; attempt += 1) {
+      await vi.advanceTimersByTimeAsync(3_000);
+      expect(checkoutServiceStub.getPurchase).toHaveBeenCalledTimes(attempt);
+      expect(component.transferValidationStatus()).toBe('checking');
+    }
+
+    await vi.advanceTimersByTimeAsync(3_000);
+    expect(checkoutServiceStub.getPurchase).toHaveBeenCalledTimes(4);
+    expect(checkoutServiceStub.getPurchase).toHaveBeenLastCalledWith('tenant-test', 25);
+    expect(component.transferValidationStatus()).toBe('error');
     expect(cartServiceStub.clearCart).not.toHaveBeenCalled();
-    expect(routerStub.navigate).toHaveBeenCalledWith(['/checkout/status', 25]);
-
-    await vi.advanceTimersByTimeAsync(30_000);
-    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledTimes(1);
-
-    await component.onComplete();
-    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledTimes(1);
+    expect(routerStub.navigate).not.toHaveBeenCalled();
   });
 
   it('navigates after a transfer is confirmed as paid', async () => {
-    checkoutServiceStub.submitPurchaseForReview.mockResolvedValue({ status: 'paid' });
+    checkoutServiceStub.getPurchase.mockResolvedValue({ status: 'paid' });
     const { component } = createComponent();
     component.selectedPaymentMethod.set('transfer');
 
     await component.onComplete();
+    await vi.advanceTimersByTimeAsync(3_000);
 
-    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledWith('tenant-test', 25);
+    expect(checkoutServiceStub.getPurchase).toHaveBeenCalledWith('tenant-test', 25);
     expect(cartServiceStub.clearCart).not.toHaveBeenCalled();
     expect(routerStub.navigate).toHaveBeenCalledWith(['/checkout/status', 25]);
   });
 
-  it('shows a retryable state when transfer validation fails', async () => {
+  it('keeps polling after transfer validation requests fail', async () => {
+    vi.spyOn(console, 'error').mockImplementation(() => undefined);
+    checkoutServiceStub.getPurchase.mockRejectedValue(new Error('network error'));
+    const { component } = createComponent();
+    component.selectedPaymentMethod.set('transfer');
+
+    await component.onComplete();
+    await vi.advanceTimersByTimeAsync(12_000);
+
+    expect(checkoutServiceStub.getPurchase).toHaveBeenCalledTimes(4);
+    expect(component.transferValidationStatus()).toBe('error');
+    expect(cartServiceStub.clearCart).not.toHaveBeenCalled();
+    expect(routerStub.navigate).not.toHaveBeenCalled();
+  });
+
+  it('does not poll when submitting a transfer for review fails', async () => {
     vi.spyOn(console, 'error').mockImplementation(() => undefined);
     checkoutServiceStub.submitPurchaseForReview.mockRejectedValue(new Error('network error'));
     const { component } = createComponent();
     component.selectedPaymentMethod.set('transfer');
 
     await component.onComplete();
+    await vi.advanceTimersByTimeAsync(12_000);
 
+    expect(checkoutServiceStub.submitPurchaseForReview).toHaveBeenCalledWith('tenant-test', 25);
+    expect(checkoutServiceStub.getPurchase).not.toHaveBeenCalled();
     expect(component.transferValidationStatus()).toBe('error');
-    expect(cartServiceStub.clearCart).not.toHaveBeenCalled();
-    expect(routerStub.navigate).not.toHaveBeenCalled();
+  });
+
+  it('cancels transfer polling when the payment method changes or the component is destroyed', async () => {
+    const first = createComponent();
+    first.component.selectedPaymentMethod.set('transfer');
+    first.component.onComplete();
+    checkoutServiceStub.generatePaymentIntent.mockResolvedValueOnce({});
+    await first.component.selectPaymentMethod('qr');
+    await vi.advanceTimersByTimeAsync(12_000);
+    expect(checkoutServiceStub.getPurchase).not.toHaveBeenCalled();
+
+    const second = createComponent();
+    second.component.selectedPaymentMethod.set('transfer');
+    second.component.onComplete();
+    second.fixture.destroy();
+    await vi.advanceTimersByTimeAsync(12_000);
+    expect(checkoutServiceStub.getPurchase).not.toHaveBeenCalled();
   });
 
   it('loads purchase items but prefills customer data from the user', async () => {
@@ -366,11 +433,7 @@ describe('CheckoutPageComponent payment validation', () => {
 
     expect(component.checkoutStepIndex()).toBe(1);
     expect(component.selectedPaymentMethod()).toBe('qr');
-    expect(checkoutServiceStub.generatePaymentIntent).toHaveBeenCalledWith(
-      'tenant-test',
-      25,
-      'qr',
-    );
+    expect(checkoutServiceStub.generatePaymentIntent).toHaveBeenCalledWith('tenant-test', 25, 'qr');
     expect(component.qrData()).toBe('qr-value');
     expect(component.qrPaymentStatus()).toBe('waiting');
   });
@@ -439,7 +502,14 @@ describe('CheckoutPageComponent payment validation', () => {
       quantity: 3,
     });
 
-    expect(checkoutServiceStub.updateItemQuantity).toHaveBeenCalledWith('tenant-test', 25, 91, 3);
+    expect(checkoutServiceStub.updateItemQuantity).toHaveBeenCalledWith(
+      'tenant-test',
+      25,
+      91,
+      3,
+      null,
+      'purchase',
+    );
     expect(component.createdPurchase()).toBe(updatedPurchase);
     expect(component.isUpdatingItem()).toBe(false);
   });
@@ -472,6 +542,60 @@ describe('CheckoutPageComponent payment validation', () => {
     expect(component.isEditingItems()).toBe(false);
   });
 
+  it('shows Modificar and returns to the home cart when checkout editing is disabled', async () => {
+    tenantState.set({
+      codigo: 'tenant-test',
+      checkout_editing_policy: {
+        code: 'disabled',
+        allow_modify: false,
+        allow_delete: false,
+        allow_update_quantity: false,
+        allow_update_variant: false,
+      },
+    });
+    const { fixture, component } = createComponent();
+    component.createdPurchase.set({
+      id: 25,
+      status: 'created',
+      items: [
+        {
+          id: 91,
+          quantity: 2,
+          unit_price: '100.00',
+          line_total: '200.00',
+          source_catalog_item_id: 8,
+          source_variant_id: null,
+          item_details: {
+            nombre: 'Remera',
+            descripcion: null,
+            slug: 'remera',
+            imagen: null,
+            attributes: [],
+          },
+        },
+      ],
+      subtotal: '200.00',
+      total: '200.00',
+    });
+    fixture.detectChanges();
+
+    const modifyButton = (fixture.nativeElement as HTMLElement).querySelector('.cart-edit-btn');
+    expect(modifyButton?.textContent?.trim()).toBe('Modificar');
+    expect(
+      (fixture.nativeElement as HTMLElement).querySelector('app-quantity-selector'),
+    ).toBeNull();
+
+    await component.onEditingItemsChange(true);
+
+    expect(component.canUpdateCartQuantity()).toBe(false);
+    expect(component.canModifyCart()).toBe(false);
+    expect(component.isEditingItems()).toBe(false);
+    expect(checkoutServiceStub.prepareItemEditing).not.toHaveBeenCalled();
+    expect(routerStub.navigate).toHaveBeenCalledWith(['/'], {
+      queryParams: { openCart: true },
+    });
+  });
+
   it('updates customer data on the existing purchase before payment', async () => {
     const updatedPurchase = {
       id: 25,
@@ -506,14 +630,65 @@ describe('CheckoutPageComponent payment validation', () => {
     expect(component.stepper.next).toHaveBeenCalledOnce();
   });
 
-  it('cancels the pending purchase before allowing navigation away', async () => {
+  it('keeps the checkout purchase intact when navigating away', async () => {
     const { component } = createComponent();
 
     await expect(component.canDeactivate()).resolves.toBe(true);
 
-    expect(checkoutServiceStub.cancelPurchase).toHaveBeenCalledWith('tenant-test', 25);
+    expect(checkoutServiceStub.cancelPurchase).not.toHaveBeenCalled();
     expect(cartServiceStub.loadCart).toHaveBeenCalled();
     expect(cartServiceStub.clearCart).not.toHaveBeenCalled();
-    expect(component.createdPurchaseId()).toBeNull();
+    expect(component.createdPurchaseId()).toBe(25);
+  });
+
+  it('shows the API message and redirects home when a checkout operation finds an expired purchase', async () => {
+    checkoutServiceStub.generatePaymentIntent.mockRejectedValue(
+      new HttpErrorResponse({
+        status: 422,
+        error: {
+          code: 'purchase.expired',
+          message: 'La compra venci\u00f3. Inici\u00e1 una nueva compra.',
+        },
+      }),
+    );
+    const { component } = createComponent();
+
+    await component.selectPaymentMethod('qr');
+
+    expect(toastServiceStub.danger).toHaveBeenCalledWith(
+      'La compra venci\u00f3. Inici\u00e1 una nueva compra.',
+    );
+    expect(routerStub.navigate).toHaveBeenCalledWith(['/']);
+    expect(component.isGeneratingIntent()).toBe(false);
+  });
+
+  it('treats a generic customer-data error as expired when the local deadline passed', () => {
+    const { component } = createComponent();
+    component.createdPurchase.set({
+      id: 25,
+      status: 'created',
+      expires_at: new Date(Date.now() - 1_000).toISOString(),
+      items: [],
+      subtotal: '100.00',
+      total: '100.00',
+    });
+
+    const handled = component.handleCheckoutError(
+      new HttpErrorResponse({
+        status: 422,
+        error: {
+          errors: {
+            purchase: ['La compra ya no se puede modificar.'],
+          },
+        },
+      }),
+      'No se pudieron actualizar los datos de la compra.',
+    );
+
+    expect(handled).toBe(true);
+    expect(toastServiceStub.danger).toHaveBeenCalledWith(
+      'La compra venci\u00f3. Inici\u00e1 una nueva compra.',
+    );
+    expect(routerStub.navigate).toHaveBeenCalledWith(['/']);
   });
 });

src/app/features/store/pages/checkout-page/checkout-page.component.ts

@@ -8,6 +8,7 @@ import {
   signal,
   ViewChild,
 } from '@angular/core';
+import { HttpErrorResponse } from '@angular/common/http';
 import { FormBuilder, Validators } from '@angular/forms';
 import { ActivatedRoute, Router } from '@angular/router';
 import { firstValueFrom, startWith } from 'rxjs';
@@ -20,6 +21,7 @@ import {
 } from '../../../../core/services/checkout.service';
 import { AuthService } from '../../../../core/services/auth/auth.service';
 import { CartService } from '../../../../core/services/cart/cart.service';
+import { ToastService } from '../../../../core/services/toast.service';
 import { BankAccount } from '../../../../core/services/tenant.interface';
 import { CartComponent, CartItemMock } from '../../../../shared/components/cart/cart.component';
 import { StepComponent } from '../../../../shared/components/stepper/step.component';
@@ -36,6 +38,12 @@ import {
   TransferValidationStatus,
 } from './checkout-page.models';
 
+interface ApiErrorResponse {
+  code?: string;
+  message?: string;
+  errors?: Record<string, string[]>;
+}
+
 @Component({
   selector: 'app-checkout-page',
   standalone: true,
@@ -59,11 +67,17 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
   private readonly authService = inject(AuthService);
   private readonly cartService = inject(CartService);
   private readonly qrPollingIntervalMs = 5_000;
+  private readonly toastService = inject(ToastService);
   private readonly qrPollingMaxAttempts = 9;
+  private readonly transferPollingIntervalMs = 3_000;
+  private readonly transferPollingMaxAttempts = 4;
 
   private qrPollingTimeoutId: ReturnType<typeof setTimeout> | null = null;
   private qrPollingAttempts = 0;
   private qrPollingRunId = 0;
+  private transferPollingTimeoutId: ReturnType<typeof setTimeout> | null = null;
+  private transferPollingAttempts = 0;
+  private transferPollingRunId = 0;
   private paymentMethodRequestId = 0;
   private navigationStarted = false;
 
@@ -79,6 +93,18 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
   protected readonly createdPurchase = signal<PurchaseDetailResponse | null>(null);
   protected readonly isLoadingPurchase = signal(true);
   protected readonly checkoutStepIndex = signal(0);
+  protected readonly canUpdateCartQuantity = computed(
+    () => this.tenantService.tenant()?.checkout_editing_policy?.allow_update_quantity ?? false,
+  );
+  protected readonly canUpdateCartVariant = computed(
+    () => this.tenantService.tenant()?.checkout_editing_policy?.allow_update_variant ?? false,
+  );
+  protected readonly canDeleteCartItems = computed(
+    () => this.tenantService.tenant()?.checkout_editing_policy?.allow_delete ?? false,
+  );
+  protected readonly canModifyCart = computed(
+    () => this.tenantService.tenant()?.checkout_editing_policy?.allow_modify ?? false,
+  );
 
   protected readonly cartSubtotal = computed(() => {
     const purchase = this.createdPurchase();
@@ -101,7 +127,6 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
   protected readonly paymentMethods: ReadonlyArray<PaymentMethodOption> = [
     { id: 'qr', label: 'QR' },
     { id: 'transfer', label: 'Transferencia' },
-    { id: 'telepagos', label: 'TelePagos' },
   ];
   protected readonly selectedPaymentMethod = signal<PaymentMethod>('qr');
   protected readonly copiedTransferField = signal<TransferField | null>(null);
@@ -156,6 +181,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
 
   ngOnDestroy(): void {
     this.stopQrPolling();
+    this.stopTransferPolling();
   }
 
   private mapPurchaseItemToMock(item: PurchaseDetailItemResponse): CartItemMock {
@@ -171,6 +197,8 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
         value: attribute.value === null ? '' : String(attribute.value),
       })),
       quantity: item.quantity,
+      variantId: item.source_variant_id,
+      variants: item.variants,
     };
   }
 
@@ -179,6 +207,32 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
       return;
     }
 
+    if (editing && !this.canModifyCart()) {
+      const tenant = this.tenantService.tenant();
+      const purchaseId = this.createdPurchaseId();
+
+      if (!tenant || !purchaseId) {
+        return;
+      }
+
+      this.isPreparingItemEdit.set(true);
+      try {
+        await this.checkoutService.cancelPurchase(tenant.codigo, purchaseId);
+        this.createdPurchaseId.set(null);
+        this.createdPurchase.set(null);
+        await firstValueFrom(this.cartService.loadCart());
+        await this.router.navigate(['/'], {
+          queryParams: { openCart: true },
+        });
+      } catch (error) {
+        this.handleCheckoutError(error, 'No se pudo restaurar el carrito para editarlo.');
+      } finally {
+        this.isPreparingItemEdit.set(false);
+      }
+
+      return;
+    }
+
     if (!editing) {
       this.isEditingItems.set(false);
 
@@ -191,6 +245,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
 
     this.isEditingItems.set(true);
     this.stopQrPolling();
+    this.stopTransferPolling();
     this.qrData.set(null);
     this.qrPaymentStatus.set('idle');
     this.transferAccount.set(null);
@@ -209,7 +264,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
       const purchase = await this.checkoutService.prepareItemEditing(tenant.codigo, purchaseId);
       this.createdPurchase.set(purchase);
     } catch (error) {
-      console.error('Failed to prepare purchase item editing:', error);
+      this.handleCheckoutError(error, 'No se pudo preparar la compra para editarla.');
       this.isEditingItems.set(false);
     } finally {
       this.isPreparingItemEdit.set(false);
@@ -224,7 +279,14 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
     const purchaseId = this.createdPurchaseId();
     const itemId = event.item.cartItemId;
 
-    if (!tenant || !purchaseId || !itemId || this.isUpdatingItem() || !this.isEditingItems()) {
+    if (
+      !this.canUpdateCartQuantity() ||
+      !tenant ||
+      !purchaseId ||
+      !itemId ||
+      this.isUpdatingItem() ||
+      !this.isEditingItems()
+    ) {
       return;
     }
 
@@ -235,10 +297,85 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
         purchaseId,
         itemId,
         event.quantity,
+        this.createdPurchase()?.cart_id ?? null,
+        this.createdPurchase()?.items_source ?? 'purchase',
       );
       this.createdPurchase.set(purchase);
     } catch (error) {
-      console.error('Failed to update purchase item quantity:', error);
+      this.handleCheckoutError(error, 'No se pudo actualizar la cantidad del producto.');
+    } finally {
+      this.isUpdatingItem.set(false);
+    }
+  }
+
+  protected async onPurchaseItemVariantChange(event: {
+    item: CartItemMock;
+    variantId: number;
+  }): Promise<void> {
+    const tenant = this.tenantService.tenant();
+    const purchase = this.createdPurchase();
+    const itemId = event.item.cartItemId;
+
+    if (
+      !this.canUpdateCartVariant() ||
+      !tenant ||
+      !purchase ||
+      !itemId ||
+      this.isUpdatingItem() ||
+      !this.isEditingItems()
+    ) {
+      return;
+    }
+
+    this.isUpdatingItem.set(true);
+    try {
+      this.createdPurchase.set(
+        await this.checkoutService.updateItemVariant(
+          tenant.codigo,
+          purchase.id,
+          itemId,
+          event.variantId,
+          event.item.quantity,
+          purchase.cart_id,
+          purchase.items_source,
+        ),
+      );
+    } catch (error) {
+      this.handleCheckoutError(error, 'No se pudo actualizar la variante del producto.');
+    } finally {
+      this.isUpdatingItem.set(false);
+    }
+  }
+
+  protected async onPurchaseItemRemove(event: { item: CartItemMock }): Promise<void> {
+    const tenant = this.tenantService.tenant();
+    const purchase = this.createdPurchase();
+    const itemId = event.item.cartItemId;
+
+    if (
+      !this.canDeleteCartItems() ||
+      !tenant ||
+      !purchase ||
+      !itemId ||
+      this.isUpdatingItem() ||
+      !this.isEditingItems()
+    ) {
+      return;
+    }
+
+    this.isUpdatingItem.set(true);
+    try {
+      this.createdPurchase.set(
+        await this.checkoutService.removeItem(
+          tenant.codigo,
+          purchase.id,
+          itemId,
+          purchase.cart_id,
+          purchase.items_source,
+        ),
+      );
+    } catch (error) {
+      this.handleCheckoutError(error, 'No se pudo eliminar el producto de la compra.');
     } finally {
       this.isUpdatingItem.set(false);
     }
@@ -268,8 +405,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
       // Auto trigger intent for default option
       void this.selectPaymentMethod(this.selectedPaymentMethod());
     } catch (error) {
-      console.error('Failed to create purchase:', error);
-      // Here we could show an alert or toast
+      this.handleCheckoutError(error, 'No se pudieron actualizar los datos de la compra.');
     } finally {
       this.isUpdatingPurchase.set(false);
     }
@@ -283,34 +419,21 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
 
   public async canDeactivate(): Promise<boolean> {
     this.stopQrPolling();
+    this.stopTransferPolling();
 
     if (this.navigationStarted) {
       return true;
     }
 
-    const purchaseId = this.createdPurchaseId();
-    const tenant = this.tenantService.tenant();
-
-    if (!purchaseId || !tenant) {
-      return true;
-    }
-
-    try {
-      await this.checkoutService.cancelPurchase(tenant.codigo, purchaseId);
-      this.createdPurchaseId.set(null);
-      this.createdPurchase.set(null);
-
+    // The checkout cart remains attached to its purchase. Once the user adds a
+    // new item, the cart API creates a separate active cart automatically.
     try {
       await firstValueFrom(this.cartService.loadCart());
     } catch (error) {
-        console.error('Failed to restore cart after cancelling checkout:', error);
+      console.error('Failed to load the active cart after leaving checkout:', error);
     }
 
     return true;
-    } catch (error) {
-      console.error('Failed to cancel purchase:', error);
-      return false;
-    }
   }
 
   protected async selectPaymentMethod(method: PaymentMethod): Promise<void> {
@@ -319,6 +442,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
     }
 
     this.stopQrPolling();
+    this.stopTransferPolling();
     this.qrPaymentStatus.set('idle');
     this.transferValidationStatus.set('idle');
     this.selectedPaymentMethod.set(method);
@@ -331,7 +455,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
     const purchaseId = this.createdPurchaseId();
     const tenant = this.tenantService.tenant();
 
-    if (!purchaseId || !tenant || method === 'telepagos') {
+    if (!purchaseId || !tenant) {
       return;
     }
 
@@ -357,7 +481,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
         this.startQrPolling();
       }
     } catch (error) {
-      console.error('Failed to generate payment intent:', error);
+      this.handleCheckoutError(error, 'No se pudo generar la intenci\u00f3n de pago.');
     } finally {
       this.isGeneratingIntent.set(false);
     }
@@ -376,6 +500,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
     }
 
     this.transferDni.set(dni);
+    this.stopTransferPolling();
     this.transferValidationStatus.set('idle');
     this.isGeneratingIntent.set(true);
     try {
@@ -393,7 +518,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
         });
       }
     } catch (error) {
-      console.error('Failed to generate transfer payment intent:', error);
+      this.handleCheckoutError(error, 'No se pudo generar la intenci\u00f3n de transferencia.');
     } finally {
       this.isGeneratingIntent.set(false);
     }
@@ -430,28 +555,99 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
       return;
     }
 
+    this.stopTransferPolling();
     this.transferValidationStatus.set('checking');
+    this.transferPollingAttempts = 0;
+
+    const runId = this.transferPollingRunId;
 
     try {
       const purchase = await this.checkoutService
         .withCustomLoading()
         .submitPurchaseForReview(tenant.codigo, purchaseId);
 
-      if (purchase.status === 'paid' || purchase.status === 'pending_payment') {
-        if (purchase.status === 'pending_payment') {
-          this.transferValidationStatus.set('pending');
+      if (runId !== this.transferPollingRunId) {
+        return;
       }
 
+      if (purchase.status === 'paid') {
         this.navigateToPurchaseStatus(purchaseId);
         return;
       }
 
-      this.transferValidationStatus.set('error');
+      this.scheduleTransferPoll(runId);
     } catch (error) {
-      console.error('Failed to submit purchase for review:', error);
+      const expired = this.handleCheckoutError(
+        error,
+        'No se pudo enviar la compra a revisi\u00f3n.',
+      );
+
+      if (!expired && runId === this.transferPollingRunId) {
         this.transferValidationStatus.set('error');
       }
     }
+  }
+
+  private scheduleTransferPoll(runId: number): void {
+    this.transferPollingTimeoutId = setTimeout(() => {
+      this.transferPollingTimeoutId = null;
+      void this.checkTransferPayment(runId);
+    }, this.transferPollingIntervalMs);
+  }
+
+  private async checkTransferPayment(runId: number): Promise<void> {
+    if (runId !== this.transferPollingRunId) {
+      return;
+    }
+
+    const purchaseId = this.createdPurchaseId();
+    const tenant = this.tenantService.tenant();
+
+    if (!purchaseId || !tenant || this.selectedPaymentMethod() !== 'transfer') {
+      this.stopTransferPolling();
+      return;
+    }
+
+    this.transferPollingAttempts += 1;
+
+    try {
+      const purchase = await this.checkoutService
+        .withCustomLoading()
+        .getPurchase(tenant.codigo, purchaseId);
+
+      if (runId !== this.transferPollingRunId) {
+        return;
+      }
+
+      if (purchase.status === 'paid') {
+        this.navigateToPurchaseStatus(purchaseId);
+        return;
+      }
+    } catch (error) {
+      console.error('Failed to validate transfer payment:', error);
+    }
+
+    if (runId !== this.transferPollingRunId) {
+      return;
+    }
+
+    if (this.transferPollingAttempts >= this.transferPollingMaxAttempts) {
+      this.stopTransferPolling();
+      this.transferValidationStatus.set('error');
+      return;
+    }
+
+    this.scheduleTransferPoll(runId);
+  }
+
+  private stopTransferPolling(): void {
+    this.transferPollingRunId += 1;
+
+    if (this.transferPollingTimeoutId !== null) {
+      clearTimeout(this.transferPollingTimeoutId);
+      this.transferPollingTimeoutId = null;
+    }
+  }
 
   protected retryQrPolling(): void {
     if (this.selectedPaymentMethod() === 'qr' && this.qrData()) {
@@ -563,6 +759,7 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
 
     this.navigationStarted = true;
     this.stopQrPolling();
+    this.stopTransferPolling();
 
     void this.router.navigate(['/checkout/status', purchaseId]);
   }
@@ -617,4 +814,54 @@ export class CheckoutPageComponent implements OnInit, OnDestroy {
       void this.router.navigate(['/']);
     }
   }
+
+  private handleCheckoutError(error: unknown, fallbackMessage: string): boolean {
+    if (!(error instanceof HttpErrorResponse)) {
+      this.toastService.danger(fallbackMessage);
+
+      return false;
+    }
+
+    const response = error.error as ApiErrorResponse | null;
+
+    if (response?.code === 'purchase.expired' || this.hasExpiredPurchase()) {
+      this.navigationStarted = true;
+      this.stopQrPolling();
+      this.stopTransferPolling();
+      this.toastService.danger(
+        response?.code === 'purchase.expired' && response.message
+          ? response.message
+          : 'La compra venci\u00f3. Inici\u00e1 una nueva compra.',
+      );
+      void this.router.navigate(['/']);
+
+      return true;
+    }
+
+    const validationMessage = response?.errors
+      ? Object.values(response.errors).flat().find(Boolean)
+      : undefined;
+
+    this.toastService.danger(validationMessage ?? response?.message ?? fallbackMessage);
+
+    return false;
+  }
+
+  private hasExpiredPurchase(): boolean {
+    const purchase = this.createdPurchase();
+
+    if (!purchase) {
+      return false;
+    }
+
+    if (purchase.status === 'expired') {
+      return true;
+    }
+
+    if (!purchase.expires_at) {
+      return false;
+    }
+
+    return Date.parse(purchase.expires_at) <= Date.now();
+  }
 }

src/app/features/store/pages/checkout-page/checkout-page.models.ts

@@ -1,9 +1,9 @@
 import { FormControl, FormGroup } from '@angular/forms';
 
-export type PaymentMethod = 'qr' | 'transfer' | 'telepagos';
+export type PaymentMethod = 'qr' | 'transfer';
 export type TransferField = 'cvu' | 'alias';
 export type QrPaymentStatus = 'idle' | 'waiting' | 'timed_out' | 'failed';
-export type TransferValidationStatus = 'idle' | 'checking' | 'pending' | 'error';
+export type TransferValidationStatus = 'idle' | 'checking' | 'error';
 
 export interface PaymentMethodOption {
   id: PaymentMethod;

src/app/features/store/pages/checkout-page/checkout-payment-step.component.html

@@ -18,14 +18,7 @@
             />
 
             <span class="payment-method__label">
-              @if (method.id === 'telepagos') {
-                <span class="telepagos-logo" aria-label="TelePagos">
-                  <span class="telepagos-logo__tele">tele</span
-                  ><span class="telepagos-logo__pagos">pagos</span>
-                </span>
-              } @else {
               {{ method.label }}
-              }
             </span>
 
             <i class="fa-solid fa-angle-right payment-method__chevron" aria-hidden="true"></i>
@@ -59,8 +52,6 @@
           (submitDni)="generateTransferIntent.emit($event)"
           (completePurchase)="complete.emit()"
         />
-      } @else {
-        <app-checkout-payment-telepagos />
       }
     </section>
   </div>

src/app/features/store/pages/checkout-page/checkout-payment-step.component.scss

@@ -101,26 +101,13 @@
   }
 }
 
-.telepagos-logo {
-  display: inline-block;
-  font-size: 1.45rem;
-  font-weight: 800;
-  line-height: 1;
-  letter-spacing: -0.03em;
-  background: linear-gradient(90deg, #0a69d8 0 78%, #f6a11a 78% 100%);
-  -webkit-background-clip: text;
-  background-clip: text;
-  color: transparent;
-}
-
 .payment-panel {
   display: flex;
   justify-content: flex-end;
   min-width: 0;
 
   > app-checkout-payment-qr,
-  > app-checkout-payment-transfer,
-  > app-checkout-payment-telepagos {
+  > app-checkout-payment-transfer {
     display: block;
     width: 100%;
     max-width: 320px;

src/app/features/store/pages/checkout-page/checkout-payment-step.component.ts

@@ -1,7 +1,6 @@
 import { ChangeDetectionStrategy, Component, input, output } from '@angular/core';
 
 import { CheckoutPaymentQrComponent } from './components/checkout-payment-qr/checkout-payment-qr.component';
-import { CheckoutPaymentTelepagosComponent } from './components/checkout-payment-telepagos/checkout-payment-telepagos.component';
 import { CheckoutPaymentTransferComponent } from './components/checkout-payment-transfer/checkout-payment-transfer.component';
 import {
   PaymentMethod,
@@ -15,7 +14,7 @@ import {
 @Component({
   selector: 'app-checkout-payment-step',
   standalone: true,
-  imports: [CheckoutPaymentQrComponent, CheckoutPaymentTelepagosComponent, CheckoutPaymentTransferComponent],
+  imports: [CheckoutPaymentQrComponent, CheckoutPaymentTransferComponent],
   templateUrl: './checkout-payment-step.component.html',
   styleUrl: './checkout-payment-step.component.scss',
   changeDetection: ChangeDetectionStrategy.OnPush

src/app/features/store/pages/checkout-page/components/checkout-payment-telepagos/checkout-payment-telepagos.component.html

@@ -1,22 +0,0 @@
-<div class="payment-panel__card">
-  <h3 class="payment-panel__title">Descarga la app de TelePagos para finalizar la compra</h3>
-  <div class="payment-panel__divider"></div>
-
-  <div class="store-badges" aria-label="Tiendas disponibles">
-    <div class="store-badge">
-      <i class="fa-brands fa-google-play" aria-hidden="true"></i>
-      <span class="store-badge__text">
-        <small>Disponible en</small>
-        <strong>Google Play</strong>
-      </span>
-    </div>
-
-    <div class="store-badge">
-      <i class="fa-brands fa-apple" aria-hidden="true"></i>
-      <span class="store-badge__text">
-        <small>Descargalo en</small>
-        <strong>App Store</strong>
-      </span>
-    </div>
-  </div>
-</div>

src/app/features/store/pages/checkout-page/components/checkout-payment-telepagos/checkout-payment-telepagos.component.scss

@@ -1,71 +0,0 @@
-.payment-panel__card {
-  width: 100%;
-  max-width: 320px;
-  min-height: 269px;
-  padding: 1.5rem 1.75rem;
-  border-radius: 5px;
-  background: #ffffff;
-  color: #666666;
-  box-shadow: 0 0 0 1px #f1f1f1;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  text-align: center;
-}
-
-.payment-panel__title {
-  max-width: 18rem;
-  margin: 0;
-  color: #8a8a8a;
-  font-size: 13px;
-  font-weight: 700;
-  line-height: 1.35;
-}
-
-.payment-panel__divider {
-  width: 100%;
-  max-width: 220px;
-  height: 1px;
-  margin: 1.2rem 0 1.45rem;
-  background: #dddddd;
-}
-
-.store-badges {
-  width: 100%;
-  max-width: 210px;
-  display: grid;
-  gap: 0.8rem;
-}
-
-.store-badge {
-  display: flex;
-  align-items: center;
-  gap: 0.75rem;
-  padding: 0.75rem 0.95rem;
-  border-radius: 0.85rem;
-  background: #111111;
-  color: #ffffff;
-  box-shadow: 0 10px 24px rgba(17, 17, 17, 0.16);
-
-  i {
-    font-size: 1.35rem;
-  }
-
-  &__text {
-    display: grid;
-    text-align: left;
-    line-height: 1.1;
-
-    small {
-      font-size: 0.62rem;
-      letter-spacing: 0.05em;
-      text-transform: uppercase;
-      opacity: 0.8;
-    }
-
-    strong {
-      font-size: 1rem;
-      font-weight: 700;
-    }
-  }
-}

src/app/features/store/pages/checkout-page/components/checkout-payment-telepagos/checkout-payment-telepagos.component.ts

@@ -1,11 +0,0 @@
-import { ChangeDetectionStrategy, Component } from '@angular/core';
-
-@Component({
-  selector: 'app-checkout-payment-telepagos',
-  standalone: true,
-  imports: [],
-  templateUrl: './checkout-payment-telepagos.component.html',
-  styleUrl: './checkout-payment-telepagos.component.scss',
-  changeDetection: ChangeDetectionStrategy.OnPush
-})
-export class CheckoutPaymentTelepagosComponent {}

src/app/features/store/pages/checkout-page/components/checkout-payment-transfer/checkout-payment-transfer.component.html

@@ -1,5 +1,5 @@
 <div class="payment-panel__card">
-  @if (validationStatus() === 'pending' || validationStatus() === 'error') {
+  @if (validationStatus() === 'error') {
     <app-payment-verification-error
       [paymentAmount]="paymentAmount()"
       [whatsappUrl]="whatsappUrl()"
@@ -102,5 +102,12 @@
         </app-button>
       </div>
     }
+
+    @if (validationStatus() === 'checking') {
+      <div class="payment-verification" role="status" aria-live="polite">
+        <span class="payment-verification__spinner" aria-hidden="true"></span>
+        <span class="payment-verification__message">Verificando pago</span>
+      </div>
+    }
   }
 </div>

src/app/features/store/pages/checkout-page/components/checkout-payment-transfer/checkout-payment-transfer.component.scss

@@ -1,4 +1,5 @@
 .payment-panel__card {
+  position: relative;
   width: 100%;
   max-width: 320px;
   min-height: 400px;
@@ -13,6 +14,40 @@
   text-align: center;
 }
 
+.payment-verification {
+  position: absolute;
+  inset: 0;
+  z-index: 2;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 0.45rem;
+  border-radius: inherit;
+  background: rgba(255, 255, 255, 0.82);
+
+  &__spinner {
+    width: 30px;
+    height: 30px;
+    border: 4px solid rgba(17, 17, 17, 0.2);
+    border-top-color: #111111;
+    border-radius: 50%;
+    animation: payment-verification-spin 0.75s linear infinite;
+  }
+
+  &__message {
+    color: #111111;
+    font-size: 0.72rem;
+    font-weight: 700;
+  }
+}
+
+@keyframes payment-verification-spin {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
 .payment-panel__title {
   max-width: 18rem;
   margin: 0;

src/app/features/store/pages/checkout-page/components/checkout-payment-transfer/checkout-payment-transfer.component.spec.ts

@@ -0,0 +1,50 @@
+import { getTestBed, TestBed } from '@angular/core/testing';
+import { BrowserTestingModule, platformBrowserTesting } from '@angular/platform-browser/testing';
+import { beforeAll, describe, expect, it } from 'vitest';
+
+import { CheckoutPaymentTransferComponent } from './checkout-payment-transfer.component';
+
+describe('CheckoutPaymentTransferComponent', () => {
+  beforeAll(() => {
+    try {
+      getTestBed().initTestEnvironment(BrowserTestingModule, platformBrowserTesting());
+    } catch {
+      // Test environment may already be initialized by another setup entrypoint.
+    }
+  });
+
+  it('renders the payment verification overlay while checking the transfer', async () => {
+    await TestBed.configureTestingModule({
+      imports: [CheckoutPaymentTransferComponent],
+    }).compileComponents();
+
+    const fixture = TestBed.createComponent(CheckoutPaymentTransferComponent);
+    fixture.componentRef.setInput('validationStatus', 'checking');
+    fixture.detectChanges();
+
+    const overlay = fixture.nativeElement.querySelector('.payment-verification') as HTMLElement;
+    expect(overlay).not.toBeNull();
+    expect(overlay.textContent).toContain('Verificando pago');
+    expect(overlay.querySelector('.payment-verification__spinner')).not.toBeNull();
+  });
+
+  it('shows the QR payment error and WhatsApp action when validation fails', async () => {
+    await TestBed.configureTestingModule({
+      imports: [CheckoutPaymentTransferComponent],
+    }).compileComponents();
+
+    const fixture = TestBed.createComponent(CheckoutPaymentTransferComponent);
+    fixture.componentRef.setInput('validationStatus', 'error');
+    fixture.componentRef.setInput('paymentAmount', 300000);
+    fixture.componentRef.setInput('whatsappUrl', 'https://wa.me/543412602222');
+    fixture.detectChanges();
+
+    const element = fixture.nativeElement as HTMLElement;
+    const whatsapp = Array.from(element.querySelectorAll('button')).find((button) =>
+      button.textContent?.includes('WhatsApp'),
+    );
+    expect(element.textContent).toMatch(/No pudimos verificar el pago de \$\s*300\.000\./);
+    expect(whatsapp).toBeDefined();
+    expect(element.querySelector('.payment-verification')).toBeNull();
+  });
+});

src/app/features/store/pages/product-detail-page/product-detail-page.component.html

@@ -63,7 +63,9 @@
                   [disabled]="!selectedVariantAvailable() || variantLoading() || addingToCart()"
                   (click)="addToCart()"
                 >
-                  @if (variantLoading() || addingToCart()) {
+                  @if (addingToCart()) {
+                    Guardando
+                  } @else if (variantLoading()) {
                     <div class="spinner-border spinner-border-sm" role="status"></div>
                   } @else {
                     Agregar al carrito

src/app/features/store/pages/product-detail-page/product-detail-page.component.spec.ts

@@ -1,5 +1,6 @@
 import { TestBed, getTestBed } from '@angular/core/testing';
 import { signal } from '@angular/core';
+import { HttpErrorResponse } from '@angular/common/http';
 import { BrowserTestingModule, platformBrowserTesting } from '@angular/platform-browser/testing';
 import { ActivatedRoute, Router } from '@angular/router';
 import { By } from '@angular/platform-browser';
@@ -36,7 +37,7 @@ describe('ProductDetailPageComponent', () => {
     has_tickets: false,
     minimum_use_date: null,
     maximum_use_date: null,
-    stock_tecnico: 10,
+    maximum_addable_quantity: 10,
     attributes: [],
     variants: [],
   };
@@ -190,10 +191,10 @@ describe('ProductDetailPageComponent', () => {
     const detailProduct: CatalogItemDetail = {
       ...mockProduct,
       images: ['https://example.com/product.png'],
-      variants: [{ id: 123, stock_tecnico: 10, values: {} }],
+      variants: [{ id: 123, maximum_addable_quantity: 10, values: {} }],
       selected_variant: {
         id: 123,
-        stock_tecnico: 10,
+        maximum_addable_quantity: 10,
         images: ['https://example.com/variant1.png', 'https://example.com/variant2.png'],
         values: {},
       },
@@ -294,10 +295,12 @@ describe('ProductDetailPageComponent', () => {
           ],
         },
       ],
-      variants: [{ id: 123, stock_tecnico: 10, values: { color: 'beige', material: 'Cuero' } }],
+      variants: [
+        { id: 123, maximum_addable_quantity: 10, values: { color: 'beige', material: 'Cuero' } },
+      ],
       selected_variant: {
         id: 123,
-        stock_tecnico: 10,
+        maximum_addable_quantity: 10,
         images: ['https://example.com/variant1.png'],
         values: {
           color: 'beige',
@@ -334,8 +337,8 @@ describe('ProductDetailPageComponent', () => {
       purpose: 'entry',
       has_tickets: true,
       variants: [
-        { id: 101, event_date_id: 20, stock_tecnico: 10, values: { event_date: '20' } },
-        { id: 102, event_date_id: 21, stock_tecnico: 10, values: { event_date: '21' } },
+        { id: 101, event_date_id: 20, maximum_addable_quantity: 10, values: { event_date: '20' } },
+        { id: 102, event_date_id: 21, maximum_addable_quantity: 10, values: { event_date: '21' } },
       ],
       attributes: [
         {
@@ -366,7 +369,7 @@ describe('ProductDetailPageComponent', () => {
       selected_variant: {
         id: 101,
         event_date_id: 20,
-        stock_tecnico: 10,
+        maximum_addable_quantity: 10,
         images: [],
         values: {},
       },
@@ -410,7 +413,7 @@ describe('ProductDetailPageComponent', () => {
 
     fixture.componentInstance['selectedVariant'].set({
       id: 1,
-      stock_tecnico: 10,
+      maximum_addable_quantity: 10,
       values: {},
     });
     fixture.detectChanges();
@@ -493,19 +496,45 @@ describe('ProductDetailPageComponent', () => {
     });
   });
 
+  it('shows the backend purchase-limit message for a direct checkout', async () => {
+    checkoutServiceStub.startCheckout.mockRejectedValue(
+      new HttpErrorResponse({
+        status: 422,
+        error: {
+          code: 'purchase.limit_exceeded',
+          message: 'Podés agregar hasta 2 unidades más de “Auriculares Bluetooth”.',
+          maximum_addable_quantity: 2,
+        },
+      }),
+    );
+    await configureTestingModule();
+    const fixture = TestBed.createComponent(ProductDetailPageComponent);
+    fixture.detectChanges();
+    const buyButton = Array.from(fixture.nativeElement.querySelectorAll('app-button button')).find(
+      (button) => button.textContent?.trim() === 'Comprar',
+    ) as HTMLButtonElement;
+
+    buyButton.click();
+    await Promise.resolve();
+
+    expect(toastServiceStub.danger).toHaveBeenCalledWith(
+      'Podés agregar hasta 2 unidades más de “Auriculares Bluetooth”.',
+    );
+  });
+
   it('calls CartService.addItem when variant is selected and Add to Cart is clicked', async () => {
     const detailProduct: CatalogItemDetail = {
       ...mockProduct,
       variants: [
         {
           id: 123,
-          stock_tecnico: 5,
+          maximum_addable_quantity: 5,
           values: {},
         },
       ],
       selected_variant: {
         id: 123,
-        stock_tecnico: 5,
+        maximum_addable_quantity: 5,
         images: [],
         values: {},
       },
@@ -538,7 +567,7 @@ describe('ProductDetailPageComponent', () => {
     resolveProduct({
       ...mockProduct,
       variants: [],
-      stock_tecnico: 4,
+      maximum_addable_quantity: 4,
     });
 
     await configureTestingModule();
@@ -564,13 +593,13 @@ describe('ProductDetailPageComponent', () => {
       variants: [
         {
           id: 123,
-          stock_tecnico: 5,
+          maximum_addable_quantity: 5,
           values: {},
         },
       ],
       selected_variant: {
         id: 123,
-        stock_tecnico: 5,
+        maximum_addable_quantity: 5,
         images: [],
         values: {},
       },
@@ -602,7 +631,7 @@ describe('ProductDetailPageComponent', () => {
   it('allows unlimited variants to increase quantity without a maximum', async () => {
     const unlimitedVariant = {
       id: 321,
-      stock_tecnico: null,
+      maximum_addable_quantity: null,
       values: {},
     };
     resolveProduct({
@@ -610,7 +639,7 @@ describe('ProductDetailPageComponent', () => {
       inventory_policy: 'unlimited',
       selected_variant: {
         id: 321,
-        stock_tecnico: null,
+        maximum_addable_quantity: null,
         images: [],
         values: {},
       },
@@ -634,7 +663,7 @@ describe('ProductDetailPageComponent', () => {
   it('caps an unlimited variant at the per-user purchase limit', async () => {
     const unlimitedVariant = {
       id: 322,
-      stock_tecnico: null,
+      maximum_addable_quantity: 2,
       values: {},
     };
     resolveProduct({
@@ -643,7 +672,7 @@ describe('ProductDetailPageComponent', () => {
       max_units_per_user: 2,
       selected_variant: {
         id: 322,
-        stock_tecnico: null,
+        maximum_addable_quantity: 2,
         images: [],
         values: { event_date: '20' },
       },
@@ -667,14 +696,14 @@ describe('ProductDetailPageComponent', () => {
   it('disables purchase actions for tracked variants without stock', async () => {
     const trackedVariant = {
       id: 654,
-      stock_tecnico: 0,
+      maximum_addable_quantity: 0,
       values: {},
     };
     resolveProduct({
       ...mockProduct,
       selected_variant: {
         id: 654,
-        stock_tecnico: 0,
+        maximum_addable_quantity: 0,
         images: [],
         values: {},
       },

src/app/features/store/pages/product-detail-page/product-detail-page.component.ts

@@ -98,27 +98,23 @@ export class ProductDetailPageComponent implements OnInit, OnDestroy {
     const variant = this.selectedVariant();
     if (!prod) return 0;
 
-    const stockLimit = variant
-      ? variant.stock_tecnico
+    return variant
+      ? (variant.maximum_addable_quantity ?? null)
       : prod.variants.length === 0
-        ? (prod.stock_tecnico ?? null)
+        ? (prod.maximum_addable_quantity ?? null)
         : 0;
-    const userLimit = prod.max_units_per_user ?? null;
-
-    if (stockLimit === null) return userLimit;
-    if (userLimit === null) return stockLimit;
-    return Math.min(stockLimit, userLimit);
   });
   protected readonly selectedVariantAvailable = computed(() => {
     const prod = this.product();
     if (!prod) return false;
+    if (this.selectedVariantMax() === 0) return false;
 
     const variant = this.selectedVariant();
-    if (variant) return this.isVariantAvailable(variant, prod);
+    if (variant) return this.isVariantAvailable(variant);
     if (prod.purpose === 'entry') return false;
     if (prod.variants.length > 0) return false;
 
-    return prod.inventory_policy === 'unlimited' || (prod.stock_tecnico ?? 0) > 0;
+    return this.selectedVariantMax() !== 0;
   });
   protected readonly descriptionExpanded = signal(false);
   protected readonly descriptionMaxHeight = signal(0);
@@ -333,14 +329,18 @@ export class ProductDetailPageComponent implements OnInit, OnDestroy {
       });
     } catch (error) {
       console.error('Failed to create direct purchase:', error);
-      this.toastService.danger('No se pudo iniciar la compra directa.');
+      const message =
+        error instanceof HttpErrorResponse && typeof error.error?.message === 'string'
+          ? error.error.message
+          : 'No se pudo iniciar la compra directa.';
+      this.toastService.danger(message);
     } finally {
       this.creatingDirectPurchase.set(false);
     }
   }
 
-  private isVariantAvailable(variant: CatalogItemVariant, product: CatalogItemDetail): boolean {
-    return product.inventory_policy === 'unlimited' || (variant.stock_tecnico ?? 0) > 0;
+  private isVariantAvailable(variant: CatalogItemVariant): boolean {
+    return variant.maximum_addable_quantity !== 0;
   }
 
   protected toggleDescription(): void {

src/app/features/store/pages/product-detail-page/product-detail-page.resolver.spec.ts

@@ -28,7 +28,7 @@ describe('productDetailResolver', () => {
     has_tickets: false,
     minimum_use_date: null,
     maximum_use_date: null,
-    stock_tecnico: 0,
+    maximum_addable_quantity: 0,
     attributes: [],
     variants: [],
   };

src/app/features/store/pages/purchase-status-page/purchase-status-page.component.spec.ts

@@ -1,7 +1,10 @@
 import { TestBed } from '@angular/core/testing';
 import { ActivatedRoute, convertToParamMap, Router } from '@angular/router';
 
-import { CheckoutService, PurchaseDetailResponse } from '../../../../core/services/checkout.service';
+import {
+  CheckoutService,
+  PurchaseDetailResponse,
+} from '../../../../core/services/checkout.service';
 import { Tenant } from '../../../../core/services/tenant.interface';
 import { TenantService } from '../../../../core/services/tenant.service';
 import { PurchaseStatusPageComponent } from './purchase-status-page.component';
@@ -130,4 +133,89 @@ describe('PurchaseStatusPageComponent', () => {
 
     openSpy.mockRestore();
   });
+
+  it('polls every five seconds while the payment is pending and shows the confirmation', async () => {
+    vi.useFakeTimers();
+
+    try {
+      const checkoutService = {
+        getPurchase: vi
+          .fn()
+          .mockResolvedValueOnce({ status: 'pending_payment' } as PurchaseDetailResponse)
+          .mockResolvedValueOnce(purchase(true)),
+        withCustomLoading() {
+          return this;
+        },
+      };
+
+      await TestBed.configureTestingModule({
+        imports: [PurchaseStatusPageComponent],
+        providers: [
+          { provide: CheckoutService, useValue: checkoutService },
+          { provide: TenantService, useValue: { tenant: () => tenant } },
+          {
+            provide: ActivatedRoute,
+            useValue: { snapshot: { paramMap: convertToParamMap({ id: '42' }) } },
+          },
+          { provide: Router, useValue: { navigate: vi.fn(), navigateByUrl: vi.fn() } },
+        ],
+      }).compileComponents();
+
+      const fixture = TestBed.createComponent(PurchaseStatusPageComponent);
+      fixture.detectChanges();
+      await Promise.resolve();
+      fixture.detectChanges();
+
+      expect(checkoutService.getPurchase).toHaveBeenCalledOnce();
+      expect(fixture.nativeElement.textContent).toContain('ESTAMOS VERIFICANDO TU PAGO');
+
+      await vi.advanceTimersByTimeAsync(5_000);
+      fixture.detectChanges();
+
+      expect(checkoutService.getPurchase).toHaveBeenCalledTimes(2);
+      expect(fixture.nativeElement.textContent).toContain('COMPRA REALIZADA!');
+
+      await vi.advanceTimersByTimeAsync(10_000);
+      expect(checkoutService.getPurchase).toHaveBeenCalledTimes(2);
+    } finally {
+      vi.useRealTimers();
+    }
+  });
+
+  it('stops polling when the page is destroyed', async () => {
+    vi.useFakeTimers();
+
+    try {
+      const checkoutService = {
+        getPurchase: vi.fn().mockResolvedValue({ status: 'pending_payment' }),
+        withCustomLoading() {
+          return this;
+        },
+      };
+
+      await TestBed.configureTestingModule({
+        imports: [PurchaseStatusPageComponent],
+        providers: [
+          { provide: CheckoutService, useValue: checkoutService },
+          { provide: TenantService, useValue: { tenant: () => tenant } },
+          {
+            provide: ActivatedRoute,
+            useValue: { snapshot: { paramMap: convertToParamMap({ id: '42' }) } },
+          },
+          { provide: Router, useValue: { navigate: vi.fn(), navigateByUrl: vi.fn() } },
+        ],
+      }).compileComponents();
+
+      const fixture = TestBed.createComponent(PurchaseStatusPageComponent);
+      fixture.detectChanges();
+      await Promise.resolve();
+      fixture.destroy();
+
+      await vi.advanceTimersByTimeAsync(5_000);
+
+      expect(checkoutService.getPurchase).toHaveBeenCalledOnce();
+    } finally {
+      vi.useRealTimers();
+    }
+  });
 });

src/app/features/store/pages/purchase-status-page/purchase-status-page.component.ts

@@ -1,29 +1,47 @@
-import { ChangeDetectionStrategy, Component, OnInit, computed, inject, signal } from '@angular/core';
+import {
+  ChangeDetectionStrategy,
+  Component,
+  OnDestroy,
+  OnInit,
+  PLATFORM_ID,
+  computed,
+  inject,
+  signal,
+} from '@angular/core';
+import { isPlatformBrowser } from '@angular/common';
 import { ActivatedRoute, Router } from '@angular/router';
 
-import { CheckoutService, PurchaseStatusResponse } from '../../../../core/services/checkout.service';
+import {
+  CheckoutService,
+  PurchaseStatusResponse,
+} from '../../../../core/services/checkout.service';
 import { findMenu } from '../../../../core/services/menu.utils';
 import { TenantService } from '../../../../core/services/tenant.service';
 import { ButtonComponent } from '../../../../shared/components/button/button.component';
 
 type PurchaseStatusView = 'approved' | 'pending' | 'rejected' | 'expired' | 'error';
 
+const PAYMENT_STATUS_POLL_INTERVAL_MS = 5_000;
+
 @Component({
   selector: 'app-purchase-status-page',
   standalone: true,
   imports: [ButtonComponent],
   templateUrl: './purchase-status-page.component.html',
   styleUrl: './purchase-status-page.component.scss',
-  changeDetection: ChangeDetectionStrategy.OnPush
+  changeDetection: ChangeDetectionStrategy.OnPush,
 })
-export class PurchaseStatusPageComponent implements OnInit {
+export class PurchaseStatusPageComponent implements OnInit, OnDestroy {
   private readonly route = inject(ActivatedRoute);
   private readonly router = inject(Router);
   private readonly checkoutService = inject(CheckoutService);
   private readonly tenantService = inject(TenantService);
+  private readonly isBrowser = isPlatformBrowser(inject(PLATFORM_ID));
 
   private purchaseId: string | null = null;
   private tenantCode: string | null = null;
+  private pollingTimeout: ReturnType<typeof setTimeout> | null = null;
+  private isDestroyed = false;
 
   protected readonly isLoading = signal(true);
   protected readonly status = signal<PurchaseStatusView>('pending');
@@ -57,7 +75,12 @@ export class PurchaseStatusPageComponent implements OnInit {
     void this.loadStatus();
   }
 
-  private async loadStatus(): Promise<void> {
+  ngOnDestroy(): void {
+    this.isDestroyed = true;
+    this.stopPolling();
+  }
+
+  private async loadStatus(isPolling = false): Promise<void> {
     if (!this.purchaseId || !this.tenantCode) {
       return;
     }
@@ -66,15 +89,54 @@ export class PurchaseStatusPageComponent implements OnInit {
       const purchase = await this.checkoutService
         .withCustomLoading()
         .getPurchase(this.tenantCode, this.purchaseId);
-      this.status.set(this.resolveStatus(purchase));
+
+      if (this.isDestroyed) {
+        return;
+      }
+
+      const status = this.resolveStatus(purchase);
+      this.status.set(status);
       this.hasGeneratedTickets.set(purchase.has_generated_tickets === true);
+
+      if (status === 'pending') {
+        this.schedulePolling();
+      } else {
+        this.stopPolling();
+      }
     } catch (error) {
       console.error('Failed to fetch purchase status:', error);
+
+      if (!this.isDestroyed) {
+        if (isPolling) {
+          this.schedulePolling();
+        } else {
           this.status.set('error');
+        }
+      }
     } finally {
+      if (!this.isDestroyed) {
         this.isLoading.set(false);
       }
     }
+  }
+
+  private schedulePolling(): void {
+    if (!this.isBrowser || this.isDestroyed || this.pollingTimeout) {
+      return;
+    }
+
+    this.pollingTimeout = setTimeout(() => {
+      this.pollingTimeout = null;
+      void this.loadStatus(true);
+    }, PAYMENT_STATUS_POLL_INTERVAL_MS);
+  }
+
+  private stopPolling(): void {
+    if (this.pollingTimeout) {
+      clearTimeout(this.pollingTimeout);
+      this.pollingTimeout = null;
+    }
+  }
 
   private resolveStatus(purchase: PurchaseStatusResponse): PurchaseStatusView {
     if (purchase.status === 'paid') {

src/app/features/store/pages/search-page/search-page.component.html

@@ -20,6 +20,7 @@
         [layout]="productLayout()"
         [groupLayout]="groupLayout()"
         [items]="displayItems()"
+        [savingProductIds]="savingProductIds()"
         (buy)="onBuyProduct($event)"
         (addToCart)="onAddToCart($event)"
         (pageChange)="onPageChange($event)"

src/app/features/store/pages/search-page/search-page.component.ts

@@ -9,7 +9,7 @@ import {
   signal,
 } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
-import { catchError, distinctUntilChanged, map, of, switchMap, tap } from 'rxjs';
+import { catchError, distinctUntilChanged, finalize, map, of, switchMap, tap } from 'rxjs';
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 
 import { CartService } from '../../../../core/services/cart/cart.service';
@@ -58,6 +58,7 @@ export class SearchPageComponent {
   protected readonly results = signal<ApiPaginatedResponse<CatalogFeaturedItem[]> | null>(null);
   protected readonly error = signal<string | null>(null);
   protected readonly creatingDirectPurchase = signal(false);
+  protected readonly savingProductIds = signal<ReadonlySet<number>>(new Set<number>());
 
   protected readonly productLayout = computed<CatalogProductLayout>(
     () => this.tenantService.tenant()?.search_product_layout ?? 'column_with_image',
@@ -189,7 +190,16 @@ export class SearchPageComponent {
   }
 
   protected onAddToCart(event: ProductListCartEvent): void {
-    this.cartService.addItem(event.product.id, event.variant ?? null, event.quantity).subscribe({
+    const productId = event.product.id;
+    if (this.savingProductIds().has(productId)) {
+      return;
+    }
+
+    this.setProductSaving(productId, true);
+    this.cartService
+      .addItem(productId, event.variant ?? null, event.quantity)
+      .pipe(finalize(() => this.setProductSaving(productId, false)))
+      .subscribe({
         next: (response) => {
           this.toastService.success(response.message || 'Producto agregado al carrito');
         },
@@ -200,6 +210,14 @@ export class SearchPageComponent {
       });
   }
 
+  private setProductSaving(productId: number, saving: boolean): void {
+    this.savingProductIds.update((current) => {
+      const updated = new Set(current);
+      saving ? updated.add(productId) : updated.delete(productId);
+      return updated;
+    });
+  }
+
   private parsePage(value: string | null): number {
     const page = Number(value ?? 1);
 

src/app/features/store/pages/store-home-page/store-home-page.component.html

@@ -23,7 +23,7 @@
   </p>
 } @else {
   @for (group of catalog(); track group.id) {
-    <app-store-section [title]="group.title">
+    <app-store-section [attr.id]="group.code" [title]="group.title">
       <app-product-list
         [layout]="group.layout"
         [groupLayout]="group.group_layout"
@@ -31,6 +31,7 @@
         [loading]="isGroupLoading(group.id)"
         [loadImages]="!hasMainCarouselImages() || mainCarouselReady()"
         [unavailableVariantIds]="unavailableVariantIds()"
+        [savingProductIds]="savingProductIds()"
         (buy)="onBuyProduct($event)"
         (addToCart)="onAddToCart($event)"
         (pageChange)="onPageChange(group.id, $event)"

src/app/features/store/pages/store-home-page/store-home-page.component.scss

@@ -11,6 +11,10 @@ app-store-section + app-store-section {
   margin-top: clamp(3rem, 6vw, 5rem);
 }
 
+app-store-section[id] {
+  scroll-margin-top: 8rem;
+}
+
 :host > .store-home__additional-info:not(:first-child) {
   margin-top: clamp(3rem, 6vw, 5rem);
 }

src/app/features/store/pages/store-home-page/store-home-page.component.spec.ts

@@ -58,6 +58,7 @@ function createCatalog(
   return [
     {
       id: 7,
+      code: 'destacados',
       title: 'Destacados',
       layout: 'column_with_image',
       group_layout: 'paginated',
@@ -149,6 +150,7 @@ describe('StoreHomePageComponent', () => {
     const element = fixture.nativeElement as HTMLElement;
 
     expect(catalogServiceStub.getCatalog).not.toHaveBeenCalled();
+    expect(element.querySelector('app-store-section')?.id).toBe('destacados');
     expect(element.querySelector('.store-section__title')?.textContent?.trim()).toBe('Destacados');
     expect(element.querySelectorAll('app-product-column-with-image')).toHaveLength(2);
     expect(element.textContent).toContain('Auriculares Bluetooth');
@@ -254,9 +256,10 @@ describe('StoreHomePageComponent', () => {
     const hero = (fixture.nativeElement as HTMLElement).querySelector(
       'app-hero-banner .hero-banner',
     ) as HTMLElement;
+    const heroImage = hero.querySelector('img');
 
     expect(hero).not.toBeNull();
-    expect(hero.style.backgroundImage).toContain('https://example.com/hero.jpg');
+    expect(heroImage?.getAttribute('src')).toBe('https://example.com/hero.jpg');
     expect(hero.textContent).toContain('Fiesta Fútbol Infantil');
     expect(hero.textContent).toContain('Viví una jornada inolvidable de fútbol infantil.');
     expect(hero.textContent).toContain('Rosario, Santa Fe');

src/app/features/store/pages/store-home-page/store-home-page.component.ts

@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 import { HttpErrorResponse } from '@angular/common/http';
 import { ActivatedRoute, Router } from '@angular/router';
-import { Subscription } from 'rxjs';
+import { finalize, Subscription } from 'rxjs';
 
 import { CartService } from '../../../../core/services/cart/cart.service';
 import { AuthService } from '../../../../core/services/auth/auth.service';
@@ -64,6 +64,7 @@ export class StoreHomePageComponent implements OnInit, OnDestroy {
   protected readonly mainCarouselReady = signal(false);
   protected readonly creatingDirectPurchase = signal(false);
   protected readonly unavailableVariantIds = signal<ReadonlySet<number>>(new Set<number>());
+  protected readonly savingProductIds = signal<ReadonlySet<number>>(new Set<number>());
   protected readonly mainCarouselImages = computed(() => this.tenant()?.extras?.carousel ?? []);
   protected readonly heroConfig = computed(() => this.tenant()?.extras?.heroConfig ?? null);
   protected readonly additionalInfo = computed(
@@ -223,6 +224,11 @@ export class StoreHomePageComponent implements OnInit, OnDestroy {
         return;
       }
 
+      if (error instanceof HttpErrorResponse && typeof error.error?.message === 'string') {
+        this.toastService.danger(error.error.message);
+        return;
+      }
+
       this.toastService.danger('No se pudo iniciar la compra directa.');
     } finally {
       this.creatingDirectPurchase.set(false);
@@ -230,7 +236,16 @@ export class StoreHomePageComponent implements OnInit, OnDestroy {
   }
 
   protected onAddToCart(event: ProductListCartEvent): void {
-    this.cartService.addItem(event.product.id, event.variant ?? null, event.quantity).subscribe({
+    const productId = event.product.id;
+    if (this.savingProductIds().has(productId)) {
+      return;
+    }
+
+    this.setProductSaving(productId, true);
+    this.cartService
+      .addItem(productId, event.variant ?? null, event.quantity)
+      .pipe(finalize(() => this.setProductSaving(productId, false)))
+      .subscribe({
         next: (response) => {
           this.toastService.success(response.message || 'Producto agregado al carrito');
         },
@@ -241,6 +256,14 @@ export class StoreHomePageComponent implements OnInit, OnDestroy {
       });
   }
 
+  private setProductSaving(productId: number, saving: boolean): void {
+    this.savingProductIds.update((current) => {
+      const updated = new Set(current);
+      saving ? updated.add(productId) : updated.delete(productId);
+      return updated;
+    });
+  }
+
   private loadCatalog(): void {
     this.loading.set(true);
     this.error.set(null);

src/app/shared/components/cart-item/cart-item.component.html

@@ -26,7 +26,7 @@
       </div>
     </div>
 
-    @if (hasVariantSelectors() && !quantityDisabled()) {
+    @if (hasVariantSelectors() && !variantDisabled()) {
       <app-variant-selector
         class="cart-item-variant-selector"
         [variants]="variants()"
@@ -55,7 +55,7 @@
           (increase)="onIncrease()"
           (decrease)="onDecrease()"
         />
-        @if (!quantityDisabled() && showRemove()) {
+        @if (!removeDisabled() && allowDelete()) {
           <app-icon-button variant="trash" class="cart-item-remove-btn" (click)="onRemove()" />
         }
       </div>

src/app/shared/components/cart-item/cart-item.component.ts

@@ -31,7 +31,9 @@ export class CartItemComponent {
   readonly quantity = input<number>(1);
   readonly readonly = input<boolean>(false);
   readonly quantityDisabled = input<boolean>(false);
-  readonly showRemove = input<boolean>(true);
+  readonly variantDisabled = input<boolean>(false);
+  readonly removeDisabled = input<boolean>(false);
+  readonly allowDelete = input<boolean>(true);
 
   readonly quantityChange = output<number>();
   readonly remove = output<void>();
@@ -61,7 +63,7 @@ export class CartItemComponent {
   }
 
   protected onVariantChange(variant: unknown): void {
-    if (!this.quantityDisabled() && typeof variant === 'number') {
+    if (!this.variantDisabled() && typeof variant === 'number') {
       this.variantChange.emit(variant);
     }
   }

src/app/shared/components/cart/cart.component.html

@@ -1,12 +1,17 @@
 <section
-  class="d-flex flex-column h-100 overflow-hidden text-secondary"
+  class="d-flex flex-column overflow-hidden text-secondary cart-shell"
   [style.background-color]="backgroundColor()"
 >
   <header class="d-flex align-items-center p-3 justify-content-between bg-transparent cart-header">
     <h2 class="m-0 text-uppercase fw-bold cart-title">{{ title() }}</h2>
 
     <div class="d-flex align-items-center cart-header-actions">
-      @if (!readonly() && allowEditing() && items().length > 0) {
+      @if (
+        allowModify() &&
+        (!readonly() || showModifyWhenReadonly()) &&
+        requireEditingMode() &&
+        items().length > 0
+      ) {
         <button
           class="btn btn-link p-0 border-0 cart-edit-btn"
           type="button"
@@ -48,8 +53,22 @@
         [selectedVariant]="getItemVariant(item)"
         [quantity]="getItemQuantity(item)"
         [readonly]="readonly()"
-        [quantityDisabled]="editingDisabled() || (allowEditing() && !editing())"
-        [showRemove]="allowRemove()"
+        [quantityDisabled]="
+          readonly() ||
+          !allowUpdateQuantity() ||
+          editingDisabled() ||
+          (requireEditingMode() && !editing())
+        "
+        [variantDisabled]="
+          readonly() ||
+          !allowUpdateVariant() ||
+          editingDisabled() ||
+          (requireEditingMode() && !editing())
+        "
+        [removeDisabled]="
+          readonly() || !allowDelete() || editingDisabled() || (requireEditingMode() && !editing())
+        "
+        [allowDelete]="allowDelete()"
         (quantityChange)="onItemQuantityChange(idx, $event)"
         (variantChange)="onItemVariantChange(idx, $event)"
         (remove)="onItemRemove(idx)"

src/app/shared/components/cart/cart.component.scss

@@ -1,7 +1,15 @@
 :host {
-  display: block;
+  display: flex;
   width: 100%;
-  height: 100%;
+  min-height: 0;
+  max-height: 100%;
+  overflow: hidden;
+}
+
+.cart-shell {
+  flex: 1 1 auto;
+  min-height: 0;
+  max-height: 100%;
 }
 
 .cart-header {

src/app/shared/components/cart/cart.component.spec.ts

@@ -340,7 +340,7 @@ describe('CartComponent', () => {
         quantity: 1,
       },
     ]);
-    fixture.componentRef.setInput('allowEditing', true);
+    fixture.componentRef.setInput('requireEditingMode', true);
     const editingChange = vi.fn();
     fixture.componentInstance.editing.subscribe(editingChange);
     fixture.detectChanges();
@@ -408,6 +408,55 @@ describe('CartComponent', () => {
     ).toBe(false);
   });
 
+  it('hides the edit toggle and disables quantity changes when quantity updates are false', async () => {
+    await TestBed.configureTestingModule({
+      imports: [CartComponent],
+      providers: [
+        {
+          provide: CartService,
+          useValue: {
+            cart: signal(null).asReadonly(),
+            updateItemQuantity: vi.fn(),
+            removeItem: vi.fn(),
+          },
+        },
+        { provide: ModalService, useValue: {} },
+        {
+          provide: ToastService,
+          useValue: { success: vi.fn(), info: vi.fn(), danger: vi.fn() },
+        },
+      ],
+    }).compileComponents();
+
+    const fixture = TestBed.createComponent(CartComponent);
+    fixture.componentRef.setInput('items', [
+      {
+        cartItemId: 10,
+        imageUrl: null,
+        product: 'Producto de prueba',
+        originalPrice: null,
+        discountedPrice: 1000,
+        discountPercentage: null,
+        attributes: [],
+        quantity: 1,
+      },
+    ]);
+    fixture.componentRef.setInput('requireEditingMode', true);
+    fixture.componentRef.setInput('allowModify', false);
+    fixture.componentRef.setInput('allowUpdateQuantity', false);
+    const quantityChange = vi.fn();
+    fixture.componentInstance.itemQuantityChange.subscribe(quantityChange);
+    fixture.detectChanges();
+
+    expect(fixture.debugElement.query(By.css('.cart-edit-btn'))).toBeNull();
+    const cartItem = fixture.debugElement.query(By.css('app-cart-item'));
+    expect(cartItem.componentInstance.quantityDisabled()).toBe(true);
+
+    cartItem.triggerEventHandler('quantityChange', 2);
+
+    expect(quantityChange).not.toHaveBeenCalled();
+  });
+
   it('persists a variant selected from a cart row', async () => {
     const updateItemVariant = vi.fn().mockReturnValue(
       of({

src/app/shared/components/cart/cart.component.ts

@@ -53,9 +53,15 @@ export class CartComponent {
   readonly total = input<number>(0);
   readonly backgroundColor = input<string>('#ffffff');
   readonly readonly = input<boolean>(false);
-  readonly allowEditing = input<boolean>(false);
-  readonly allowRemove = input<boolean>(true);
+  readonly allowUpdateQuantity = input<boolean>(true);
+  readonly allowModify = input<boolean>(true);
+  readonly showModifyWhenReadonly = input<boolean>(false);
+  readonly requireEditingMode = input<boolean>(false);
+  readonly allowUpdateVariant = input<boolean>(true);
+  readonly allowDelete = input<boolean>(true);
   readonly persistQuantityChanges = input<boolean>(true);
+  readonly persistVariantChanges = input<boolean>(true);
+  readonly persistDeleteChanges = input<boolean>(true);
   readonly editingDisabled = input<boolean>(false);
   readonly editing = model<boolean>(false);
 
@@ -65,6 +71,12 @@ export class CartComponent {
     index: number;
     quantity: number;
   }>();
+  readonly itemVariantChange = output<{
+    item: CartItemMock;
+    index: number;
+    variantId: number;
+  }>();
+  readonly itemRemove = output<{ item: CartItemMock; index: number }>();
 
   protected readonly quantityOverrides = signal<Record<number, number>>({});
   protected readonly variantOverrides = signal<Record<number, number>>({});
@@ -124,6 +136,10 @@ export class CartComponent {
   }
 
   protected onItemQuantityChange(index: number, newQuantity: number): void {
+    if (!this.allowUpdateQuantity()) {
+      return;
+    }
+
     const mockItem = this.items()[index];
     if (!mockItem) {
       return;
@@ -165,11 +181,19 @@ export class CartComponent {
   }
 
   protected onItemVariantChange(index: number, variantId: number): void {
+    if (this.readonly() || !this.allowUpdateVariant() || this.editingDisabled()) return;
+
     const item = this.items()[index];
     const cartItemId = item?.cartItemId;
 
     if (!item || !cartItemId || variantId === this.getItemVariant(item)) return;
 
+    this.itemVariantChange.emit({ item, index, variantId });
+
+    if (!this.persistVariantChanges()) {
+      return;
+    }
+
     this.variantOverrides.update((overrides) => ({ ...overrides, [cartItemId]: variantId }));
     this.cartService
       .updateItemVariant(cartItemId, this.getItemQuantity(item), variantId)
@@ -195,6 +219,8 @@ export class CartComponent {
   }
 
   protected onItemRemove(index: number): void {
+    if (this.readonly() || !this.allowDelete() || this.editingDisabled()) return;
+
     const target = this.resolveRemoveTarget(index);
 
     if (!target) {
@@ -210,8 +236,15 @@ export class CartComponent {
       })
       .subscribe((confirmed) => {
         if (confirmed) {
+          const item = this.items()[index];
+          if (item) {
+            this.itemRemove.emit({ item, index });
+          }
+
+          if (this.persistDeleteChanges()) {
             this.removeItem(target.cartItemId);
           }
+        }
       });
   }
 
@@ -220,7 +253,7 @@ export class CartComponent {
   protected readonly formattedTotal = computed(() => this.formatCurrency(this.total()));
 
   protected toggleEditing(): void {
-    if (this.editingDisabled()) {
+    if (!this.allowModify() || this.editingDisabled()) {
       return;
     }
 
@@ -254,7 +287,7 @@ export class CartComponent {
 
     return {
       cartItemId: item.id,
-      productName: item.product?.nombre ?? 'este producto',
+      productName: item.nombre ?? 'este producto',
     };
   }
 

src/app/shared/components/hero-banner/hero-banner.component.html

@@ -1,14 +1,13 @@
 <div class="hero-banner-container">
   <div class="hero-banner position-relative rounded">
-    <div
-      class="hero-media"
-      aria-hidden="true"
-      [ngStyle]="{
-        'background-image': heroConfig?.background_image_id
-          ? 'url(' + heroConfig.background_image_id + ')'
-          : 'none',
-      }"
-    ></div>
+    @if (desktopImageUrl) {
+      <picture class="hero-media" aria-hidden="true">
+        @if (mobileImageUrl) {
+          <source media="(max-width: 767.98px)" [srcset]="mobileImageUrl" />
+        }
+        <img [src]="desktopImageUrl" alt="" />
+      </picture>
+    }
 
     @if (heroConfig) {
       <div

src/app/shared/components/hero-banner/hero-banner.component.scss

@@ -12,11 +12,20 @@
 .hero-media {
   position: absolute;
   inset: 0;
+  display: block;
+  overflow: hidden;
   background-position: center;
   background-repeat: no-repeat;
   background-size: cover;
   border-radius: inherit;
 
+  img {
+    display: block;
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+  }
+
   &::after {
     content: '';
     position: absolute;

src/app/shared/components/hero-banner/hero-banner.component.spec.ts

@@ -2,6 +2,28 @@ import { TestBed } from '@angular/core/testing';
 import { HeroBannerComponent } from './hero-banner.component';
 
 describe('HeroBannerComponent', () => {
+  it('renders desktop and mobile crop variants', async () => {
+    await TestBed.configureTestingModule({ imports: [HeroBannerComponent] }).compileComponents();
+
+    const fixture = TestBed.createComponent(HeroBannerComponent);
+    fixture.componentRef.setInput('heroConfig', {
+      background_image_id: {
+        desktop: 'https://example.com/desktop.jpg',
+        mobile: 'https://example.com/mobile.jpg',
+      },
+    });
+    fixture.detectChanges();
+
+    const element = fixture.nativeElement as HTMLElement;
+
+    expect(element.querySelector('source')?.getAttribute('srcset')).toBe(
+      'https://example.com/mobile.jpg',
+    );
+    expect(element.querySelector('img')?.getAttribute('src')).toBe(
+      'https://example.com/desktop.jpg',
+    );
+  });
+
   it('expands and collapses the event schedules', async () => {
     await TestBed.configureTestingModule({ imports: [HeroBannerComponent] }).compileComponents();
 

src/app/shared/components/hero-banner/hero-banner.component.ts

@@ -18,6 +18,18 @@ export class HeroBannerComponent {
 
   protected schedulesExpanded = false;
 
+  protected get desktopImageUrl(): string | null {
+    const image = this.heroConfig?.background_image_id;
+
+    return typeof image === 'string' ? image : (image?.desktop ?? null);
+  }
+
+  protected get mobileImageUrl(): string | null {
+    const image = this.heroConfig?.background_image_id;
+
+    return typeof image === 'string' ? image : (image?.mobile ?? image?.desktop ?? null);
+  }
+
   get formattedDates(): string {
     if (this.eventConfig?.dates_text) {
       return this.eventConfig.dates_text;

src/app/shared/components/icon-button/icon-button.component.scss

@@ -48,6 +48,17 @@
   }
 }
 
+.icon-btn--bordered {
+  width: 38px;
+  height: 38px;
+  border: 1px solid var(--border-color);
+
+  &:hover:not(:disabled),
+  &:focus-visible:not(:disabled) {
+    border-color: currentcolor;
+  }
+}
+
 // Hover/Active/Focus colors (non-disabled)
 .icon-btn:hover:not(:disabled),
 .icon-btn:focus-visible:not(:disabled),

src/app/shared/components/icon-button/icon-button.component.ts

@@ -22,6 +22,7 @@ export type IconButtonVariant =
 })
 export class IconButtonComponent {
   readonly variant = input.required<IconButtonVariant>();
+  readonly bordered = input(false);
   readonly disabled = input(false);
   readonly ariaLabel = input<string>('');
   readonly ariaExpanded = input<boolean | null>(null);
@@ -45,6 +46,10 @@ export class IconButtonComponent {
   });
 
   protected readonly buttonClasses = computed(() => {
-    return ['icon-btn', `icon-btn--${this.variant()}`];
+    return {
+      'icon-btn': true,
+      [`icon-btn--${this.variant()}`]: true,
+      'icon-btn--bordered': this.bordered(),
+    };
   });
 }

src/app/shared/components/product-list/product-list.component.html

@@ -12,7 +12,9 @@
           [title]="item.nombre"
           [description]="item.descripcion ?? ''"
           [price]="price(item)"
+          [maximumAddableQuantity]="item.maximum_addable_quantity ?? null"
           [variants]="item.variants ?? []"
+          [saving]="savingProductIds().has(item.id)"
           (buy)="emitRowBuy(item, $event)"
           (addToCart)="emitRowCart(item, $event)"
         />
@@ -22,7 +24,9 @@
           [title]="item.nombre"
           [description]="item.descripcion ?? ''"
           [price]="price(item)"
+          [maximumAddableQuantity]="item.maximum_addable_quantity ?? null"
           [variants]="item.variants ?? []"
+          [saving]="savingProductIds().has(item.id)"
           (buy)="emitColumnBuy(item, $event)"
           (addToCart)="emitColumnCart(item, $event)"
         />

src/app/shared/components/product-list/product-list.component.spec.ts

@@ -193,8 +193,8 @@ describe('ProductListComponent', () => {
     const itemWithVariants: ProductListItem = {
       ...items[0],
       variants: [
-        { id: 91, stock_tecnico: 3, values: { fecha: '10 de octubre' } },
-        { id: 92, stock_tecnico: 4, values: { fecha: '11 de octubre' } },
+        { id: 91, maximum_addable_quantity: 3, values: { fecha: '10 de octubre' } },
+        { id: 92, maximum_addable_quantity: 4, values: { fecha: '11 de octubre' } },
       ],
     };
     const fixture = await render('column_with_cart', [itemWithVariants]);
@@ -214,6 +214,58 @@ describe('ProductListComponent', () => {
     });
   });
 
+  it('caps the quantity at the selected variant maximum', async () => {
+    const itemWithVariants: ProductListItem = {
+      ...items[0],
+      variants: [
+        {
+          id: 91,
+          maximum_addable_quantity: 2,
+          values: { fecha: '10 de octubre' },
+        },
+      ],
+    };
+    const fixture = await render('column_with_cart', [itemWithVariants]);
+    await fixture.whenStable();
+    fixture.detectChanges();
+    const increase = fixture.nativeElement.querySelector(
+      '.quantity-selector__button:last-child',
+    ) as HTMLButtonElement;
+
+    increase.click();
+    fixture.detectChanges();
+
+    expect(
+      (fixture.nativeElement as HTMLElement).querySelector('.quantity-selector__value')
+        ?.textContent,
+    ).toContain('2');
+    expect(increase.disabled).toBe(true);
+  });
+
+  it('disables purchase actions when the selected variant maximum is zero', async () => {
+    const unavailableItem: ProductListItem = {
+      ...items[0],
+      variants: [
+        {
+          id: 91,
+          maximum_addable_quantity: 0,
+          values: { fecha: '10 de octubre' },
+        },
+      ],
+    };
+    const fixture = await render('row', [unavailableItem]);
+    await fixture.whenStable();
+    fixture.detectChanges();
+    const buttons = Array.from(
+      (fixture.nativeElement as HTMLElement).querySelectorAll<HTMLButtonElement>(
+        '.product-row-card__buttons button',
+      ),
+    );
+
+    expect(buttons).toHaveLength(2);
+    expect(buttons.every((button) => button.disabled)).toBe(true);
+  });
+
   it('renders pagination and emits the requested page', async () => {
     const fixture = await render('row');
     const pageChangeSpy = vi.fn();
@@ -252,7 +304,7 @@ describe('ProductListComponent', () => {
         {
           id: 401,
           precio: '10000.00',
-          stock_tecnico: 1,
+          maximum_addable_quantity: 1,
           values: {
             tipo: { value: 'vip', label: 'VIP' },
             sector: { value: 'a', label: 'Sector A' },
@@ -263,7 +315,7 @@ describe('ProductListComponent', () => {
         {
           id: 402,
           precio: '12000.00',
-          stock_tecnico: 1,
+          maximum_addable_quantity: 1,
           values: {
             tipo: { value: 'vip', label: 'VIP' },
             sector: { value: 'a', label: 'Sector A' },

src/app/shared/components/product-list/product-list.component.ts

@@ -69,6 +69,7 @@ export class ProductListComponent {
   readonly loading = input(false);
   readonly loadImages = input(true);
   readonly unavailableVariantIds = input<ReadonlySet<number>>(new Set<number>());
+  readonly savingProductIds = input<ReadonlySet<number>>(new Set<number>());
 
   readonly buy = output<ProductListBuyEvent>();
   readonly addToCart = output<ProductListCartEvent>();

src/app/shared/components/product-row-card/product-row-card.component.html

@@ -21,7 +21,11 @@
           [(selectedVariant)]="selectedVariant"
         />
 
-        <app-quantity-selector [(quantity)]="quantity"></app-quantity-selector>
+        <app-quantity-selector
+          [(quantity)]="quantity"
+          [max]="effectiveMaximum()"
+          [disabled]="unavailable()"
+        />
       </div>
 
       <span class="product-row-card__price text-primary">
@@ -31,10 +35,18 @@
 
     <div class="product-row-card__buttons">
       <div class="product-row-card__btn-wrapper">
-        <app-button variant="primary" (click)="onBuy()"> Comprar </app-button>
+        <app-button variant="primary" [disabled]="unavailable()" (click)="onBuy()">
+          Comprar
+        </app-button>
       </div>
       <div class="product-row-card__btn-wrapper">
-        <app-button variant="secondary" (click)="onAddToCart()"> Agregar al carrito </app-button>
+        <app-button
+          variant="secondary"
+          [disabled]="saving() || unavailable()"
+          (click)="onAddToCart()"
+        >
+          {{ saving() ? 'Guardando' : 'Agregar al carrito' }}
+        </app-button>
       </div>
     </div>
   </div>

src/app/shared/components/product-row-card/product-row-card.component.ts

@@ -1,4 +1,12 @@
-import { ChangeDetectionStrategy, Component, computed, input, model, output } from '@angular/core';
+import {
+  ChangeDetectionStrategy,
+  Component,
+  computed,
+  effect,
+  input,
+  model,
+  output,
+} from '@angular/core';
 import { ButtonComponent } from '../button/button.component';
 import { QuantitySelectorComponent } from '../quantity-selector/quantity-selector.component';
 import {
@@ -10,7 +18,7 @@ export interface Variant extends VariantSelectorVariant {
   label?: string;
   descripcion?: string | null;
   precio?: string | number;
-  stock_tecnico?: number | null;
+  maximum_addable_quantity?: number | null;
 }
 
 @Component({
@@ -26,7 +34,9 @@ export class ProductRowCardComponent {
   readonly title = input<string>('');
   readonly description = input<string>('');
   readonly price = input<number>(0);
+  readonly maximumAddableQuantity = input<number | null>(null);
   readonly variants = input<Variant[]>([]);
+  readonly saving = input(false);
 
   // Internal state models
   readonly quantity = model<number>(1);
@@ -47,10 +57,28 @@ export class ProductRowCardComponent {
 
     return Number.isFinite(variantPrice) ? variantPrice : this.price();
   });
+  protected readonly effectiveMaximum = computed(
+    () => this.selectedVariantData()?.maximum_addable_quantity ?? this.maximumAddableQuantity(),
+  );
+  protected readonly unavailable = computed(() => this.effectiveMaximum() === 0);
 
   readonly formattedPrice = computed(() => this.formatCurrency(this.effectivePrice()));
 
+  constructor() {
+    effect(() => {
+      const maximum = this.effectiveMaximum();
+
+      if (maximum !== null && maximum > 0 && this.quantity() > maximum) {
+        this.quantity.set(maximum);
+      }
+    });
+  }
+
   protected onAddToCart(): void {
+    if (this.saving() || this.unavailable()) {
+      return;
+    }
+
     this.addToCart.emit({
       quantity: this.quantity(),
       variant: this.selectedVariant(),
@@ -58,6 +86,8 @@ export class ProductRowCardComponent {
   }
 
   protected onBuy(): void {
+    if (this.unavailable()) return;
+
     this.buy.emit({
       quantity: this.quantity(),
       variant: this.selectedVariant(),

src/app/shared/components/product-ticket-selector/product-ticket-selector.component.html

@@ -17,53 +17,59 @@
   </header>
 
   <div class="ticket-selector__selection">
-    <div class="ticket-selector__label-row">
     <span class="ticket-selector__label">Seleccioná Entrada/s:</span>
-      @if (validationStatus(); as status) {
-        <span
-          class="ticket-selector__validation ticket-selector__validation--{{ status }}"
-          role="status"
-          aria-live="polite"
-        >
-          @switch (status) {
-            @case ('validating') {
-              <span class="ticket-selector__validation-spinner" aria-hidden="true"></span>
-              Validando
-            }
-            @case ('validated') {
-              <i class="fa-solid fa-check" aria-hidden="true"></i>
-              Validado
-            }
-            @case ('error') {
-              <i class="fa-solid fa-xmark" aria-hidden="true"></i>
-              Error
-            }
-          }
-        </span>
-      }
-    </div>
 
     <div class="ticket-selector__rows">
+      @if (attributes().length > 0) {
+        <div class="ticket-selector__columns" aria-hidden="true">
+          <div class="ticket-selector__column-labels">
+            @for (attribute of attributes(); track attribute.key) {
+              <span class="ticket-selector__column-label">{{ attribute.label }}</span>
+            }
+          </div>
+          <span class="ticket-selector__action-spacer"></span>
+        </div>
+      }
+
       @for (row of rows(); track row.id) {
         <div class="ticket-selector__row">
+          <div class="ticket-selector__row-content">
             <div class="ticket-selector__fields variant-selector">
               @for (selector of row.selectors; track selector.key) {
                 <select
                   class="form-select variant-selector__select"
                   [attr.aria-label]="selector.label"
                   [disabled]="rowDisabled(row) || !selector.enabled"
-                [value]="selectedOptionKey(row, selector.key)"
                   (change)="onSelectionKeyChange(row.id, selector, $any($event.target).value)"
                 >
-                <option value="" disabled>Seleccioná {{ selector.label }}</option>
+                  <option
+                    value=""
+                    disabled
+                    [selected]="selectedOptionKey(row, selector.key) === ''"
+                  >
+                    Seleccioná {{ selector.label }}
+                  </option>
                   @for (option of selector.options; track $index) {
-                  <option [value]="optionKey(option)">{{ optionLabel(option) }}</option>
+                    <option
+                      [value]="optionKey(option)"
+                      [selected]="optionKey(option) === selectedOptionKey(row, selector.key)"
+                    >
+                      {{ optionLabel(option) }}
+                    </option>
                   }
                 </select>
               }
             </div>
+
+            @if (row.status === 'reserving') {
+              <span class="ticket-selector__row-status" role="status" aria-live="polite">
+                Guardando...
+              </span>
+            }
+          </div>
           <app-icon-button
             variant="trash"
+            [bordered]="true"
             ariaLabel="Eliminar entrada"
             [disabled]="rowDisabled(row)"
             (clicked)="removeRow(row.id)"

src/app/shared/components/product-ticket-selector/product-ticket-selector.component.scss

@@ -44,61 +44,54 @@
     padding-top: 1rem;
   }
 
-  &__label-row {
-    display: flex;
-    align-items: center;
-    gap: 0.65rem;
-    min-height: 1.5rem;
-    margin-bottom: 0.5rem;
-  }
-
   &__label {
+    display: inline-block;
+    margin-bottom: 0.5rem;
     color: #555;
     font-size: 15px;
     font-weight: 700;
   }
 
-  &__validation {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.3rem;
-    font-size: 13px;
-    font-weight: 600;
-
-    &--validating {
-      color: #777;
-    }
-
-    &--validated {
-      color: var(--success-color, #198754);
-    }
-
-    &--error {
-      color: var(--danger-color, #dc3545);
-    }
-  }
-
-  &__validation-spinner {
-    width: 0.8rem;
-    height: 0.8rem;
-    border: 2px solid currentcolor;
-    border-right-color: transparent;
-    border-radius: 50%;
-    animation: ticket-selector-spin 0.7s linear infinite;
-  }
-
   &__rows {
     display: grid;
     gap: 0.5rem;
   }
 
-  &__row {
+  &__columns {
     display: grid;
     grid-template-columns: minmax(0, 1fr) auto;
     align-items: end;
     gap: 0.5rem;
   }
 
+  &__column-labels {
+    min-width: 0;
+    display: grid;
+    grid-template-columns: repeat(4, minmax(120px, 1fr));
+    gap: 0.5rem;
+  }
+
+  &__column-label {
+    color: #666;
+    font-size: 13px;
+    font-weight: 600;
+  }
+
+  &__action-spacer {
+    width: 38px;
+  }
+
+  &__row {
+    display: grid;
+    grid-template-columns: minmax(0, 1fr) auto;
+    align-items: start;
+    gap: 0.5rem;
+  }
+
+  &__row-content {
+    min-width: 0;
+  }
+
   &__fields {
     min-width: 0;
     display: grid;
@@ -131,6 +124,25 @@
     }
   }
 
+  &__row-status {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.4rem;
+    margin-top: 0.35rem;
+    color: #777;
+    font-size: 13px;
+
+    &::before {
+      width: 0.8rem;
+      height: 0.8rem;
+      border: 2px solid currentcolor;
+      border-right-color: transparent;
+      border-radius: 50%;
+      animation: ticket-selector-spin 0.7s linear infinite;
+      content: '';
+    }
+  }
+
   &__empty {
     margin: 0;
     color: #777;
@@ -157,8 +169,8 @@
 }
 
 @media (prefers-reduced-motion: reduce) {
-  .ticket-selector__validation-spinner {
-    animation-duration: 1.4s;
+  .ticket-selector__row-status::before {
+    animation: none;
   }
 }
 
@@ -172,6 +184,10 @@
       grid-template-columns: 1fr;
     }
 
+    &__columns {
+      display: none;
+    }
+
     &__map {
       margin-top: 2rem;
     }

src/app/shared/components/product-ticket-selector/product-ticket-selector.component.spec.ts

@@ -3,7 +3,7 @@ import { HttpErrorResponse } from '@angular/common/http';
 import { signal } from '@angular/core';
 import { TestBed, getTestBed } from '@angular/core/testing';
 import { BrowserTestingModule, platformBrowserTesting } from '@angular/platform-browser/testing';
-import { of, throwError } from 'rxjs';
+import { of, Subject, throwError } from 'rxjs';
 import { afterEach, beforeAll, describe, expect, it, vi } from 'vitest';
 
 import { CartService } from '../../../core/services/cart/cart.service';
@@ -12,6 +12,64 @@ import { ModalService } from '../../../core/services/modal.service';
 import { ToastService } from '../../../core/services/toast.service';
 import { ProductTicketSelectorComponent } from './product-ticket-selector.component';
 
+const attributes = [
+  { key: 'tipo', label: 'Tipo' },
+  { key: 'sector', label: 'Sector' },
+  { key: 'fila', label: 'Fila' },
+  { key: 'asiento', label: 'Asiento' },
+];
+
+function variant(id: number, tipo: string, sector: string, fila: string, asiento: string) {
+  return {
+    id,
+    precio: '10000.00',
+    stock_tecnico: 1,
+    values: { tipo, sector, fila, asiento },
+  };
+}
+
+function mapResponse(variants: ReturnType<typeof variant>[]) {
+  return {
+    variants,
+    selectors: attributes.map(({ key, label }, index) => ({
+      key,
+      label,
+      options: index === 0 ? ['general'] : [],
+      enabled: index === 0,
+    })),
+    selected_values: {},
+    resolved_variant: null,
+    valid: variants.length > 0,
+    available_variant_count: variants.length,
+    matching_variant_count: variants.length,
+    price_range: { minimum: '10000.00', maximum: '10000.00' },
+  };
+}
+
+function cartWith(item: ReturnType<typeof variant> | null = null) {
+  return {
+    id: 10,
+    tenant_codigo: 'demo',
+    status: 'active',
+    subtotal: item === null ? '0.00' : '10000.00',
+    items:
+      item === null
+        ? []
+        : [
+            {
+              id: 25,
+              cantidad: 1,
+              precio_unitario: '10000.00',
+              catalog_item_id: 7,
+              variant_id: item.id,
+              nombre: 'Entrada',
+              imagen: null,
+              variant: item,
+            },
+          ],
+  };
+}
+
 describe('ProductTicketSelectorComponent', () => {
   beforeAll(() => {
     try {
@@ -23,230 +81,26 @@ describe('ProductTicketSelectorComponent', () => {
 
   afterEach(() => TestBed.resetTestingModule());
 
-  it('checks partial selections and reserves the resolved variant in the cart', async () => {
-    const openConfirmDelete = vi.fn().mockReturnValue(of(true));
-    const removeItem = vi.fn().mockReturnValue(
-      of({
-        data: {
-          id: 10,
-          tenant_codigo: 'demo',
-          status: 'active',
-          subtotal: '0.00',
-          items: [],
-        },
-      }),
-    );
-    const resolvedVariant = {
-      id: 401,
-      precio: '10000.00',
-      stock_tecnico: 1,
-      values: { sector: { value: 'a', label: 'Sector A' }, seat: '1' },
-    };
-    const summary = {
-      valid: true,
-      available_variant_count: 1,
-      matching_variant_count: 1,
-      price_range: { minimum: '10000.00', maximum: '10000.00' },
-    };
-    const catalogService = {
-      withoutLoading: vi.fn(),
-      getVariantOptions: vi
-        .fn()
-        .mockReturnValueOnce(
-          of({
-            ...summary,
-            selectors: [
-              {
-                key: 'sector',
-                label: 'Sector',
-                options: [{ value: 'a', label: 'Sector A' }],
-                enabled: true,
-              },
-              { key: 'seat', label: 'Seat', options: ['1'], enabled: false },
-            ],
-            selected_values: {},
-            resolved_variant: null,
-          }),
-        )
-        .mockReturnValueOnce(
-          of({
-            ...summary,
-            selectors: [
-              {
-                key: 'sector',
-                label: 'Sector',
-                options: [{ value: 'a', label: 'Sector A' }],
-                enabled: true,
-              },
-              { key: 'seat', label: 'Seat', options: ['1'], enabled: true },
-            ],
-            selected_values: { sector: 'a' },
-            resolved_variant: null,
-          }),
-        )
-        .mockReturnValueOnce(
-          of({
-            ...summary,
-            selectors: [],
-            selected_values: { sector: 'a', seat: '1' },
-            resolved_variant: resolvedVariant,
-          }),
-        ),
-    };
-    const cartService = {
-      cart: signal(null).asReadonly(),
-      withoutLoading: vi.fn(),
-      addItem: vi.fn().mockReturnValue(
-        of({
-          data: {
-            id: 10,
-            tenant_codigo: 'demo',
-            status: 'active',
-            subtotal: '10000.00',
-            items: [
-              {
-                id: 25,
-                cantidad: 1,
-                precio_unitario: '10000.00',
-                catalog_item_id: 7,
-                variant_id: 401,
-                product: null,
-              },
-            ],
-          },
-        }),
-      ),
-      removeItem,
-    };
-    catalogService.withoutLoading.mockReturnValue(catalogService);
-    cartService.withoutLoading.mockReturnValue(cartService);
-    await TestBed.configureTestingModule({
-      imports: [ProductTicketSelectorComponent],
-      providers: [
-        { provide: CatalogService, useValue: catalogService },
-        { provide: CartService, useValue: cartService },
-        { provide: ModalService, useValue: { openConfirmDelete } },
-      ],
-    }).compileComponents();
-    const fixture = TestBed.createComponent(ProductTicketSelectorComponent);
-    fixture.componentRef.setInput('productId', 7);
-    fixture.componentRef.setInput('title', 'Entrada');
-    fixture.detectChanges();
-    await fixture.whenStable();
-
-    expect(catalogService.getVariantOptions).toHaveBeenCalledTimes(1);
-    expect(catalogService.withoutLoading).toHaveBeenCalled();
-
-    fixture.componentInstance['onSelectionChange'](1, 'sector', {
-      value: 'a',
-      label: 'Sector A',
-    });
-
-    expect(catalogService.getVariantOptions).toHaveBeenLastCalledWith(7, {
-      selected_values: { sector: 'a' },
-      cart_item_id: null,
-    });
-    expect(fixture.componentInstance['rows']()[0].status).toBe('selecting');
-
-    fixture.componentInstance['onSelectionChange'](1, 'seat', '1');
-
-    expect(cartService.addItem).toHaveBeenCalledWith(7, 401, 1);
-    expect(cartService.withoutLoading).toHaveBeenCalled();
-    expect(fixture.componentInstance['rows']()[0]).toMatchObject({
-      variantId: 401,
-      reservedVariantId: 401,
-      cartItemId: 25,
-      status: 'reserved',
-    });
-
-    fixture.detectChanges();
-    const validation = fixture.nativeElement.querySelector('.ticket-selector__validation');
-    expect(validation.textContent).toContain('Validado');
-    expect(validation.querySelector('.fa-check')).not.toBeNull();
-    expect(fixture.nativeElement.querySelector('.ticket-selector__row-status')).toBeNull();
-    expect(fixture.nativeElement.querySelector('.ticket-selector__row-error')).toBeNull();
-
-    const deleteButton = fixture.nativeElement.querySelector(
-      'app-icon-button button',
-    ) as HTMLButtonElement;
-    expect(deleteButton.classList.contains('icon-btn--bordered')).toBe(true);
-    deleteButton.click();
-
-    expect(openConfirmDelete).toHaveBeenCalledWith({
-      title: 'Eliminar entrada',
-      content:
-        'Se eliminará esta entrada de “Entrada”. Si ya estaba reservada, se liberará del carrito.',
-      confirmLabel: 'Sí, eliminar',
-      cancelLabel: 'Cancelar',
-      size: 'md',
-    });
-    expect(removeItem).toHaveBeenCalledWith(25);
-    expect(fixture.componentInstance['rows']()).toHaveLength(0);
-  });
-
-  it('restores selections that are already reserved in the cart', async () => {
-    const cartState = signal({
-      id: 10,
-      tenant_codigo: 'demo',
-      status: 'active',
-      subtotal: '10000.00',
-      items: [
-        {
-          id: 25,
-          cantidad: 1,
-          precio_unitario: '10000.00',
-          catalog_item_id: 7,
-          variant_id: 401,
-          product: {
-            nombre: 'Entrada',
-            imagen: null,
-            variants: [
-              {
-                id: 401,
-                precio: '10000.00',
-                stock_tecnico: 1,
-                values: {
-                  sector: { value: 'a', label: 'Sector A' },
-                  seat: '1',
-                },
-              },
-            ],
-          },
-        },
-      ],
-    });
-    const catalogService = {
-      withoutLoading: vi.fn(),
-      getVariantOptions: vi.fn().mockReturnValue(
-        of({
-          valid: true,
-          available_variant_count: 1,
-          matching_variant_count: 1,
-          price_range: { minimum: '10000.00', maximum: '10000.00' },
-          selectors: [
-            {
-              key: 'sector',
-              label: 'Sector',
-              options: [{ value: 'a', label: 'Sector A' }],
-              enabled: true,
-            },
-            { key: 'seat', label: 'Seat', options: ['1'], enabled: true },
-          ],
-          selected_values: { sector: 'a', seat: '1' },
-          resolved_variant: {
-            id: 401,
-            precio: '10000.00',
-            stock_tecnico: 1,
-            values: { sector: { value: 'a', label: 'Sector A' }, seat: '1' },
-          },
-        }),
-      ),
-    };
+  async function createComponent({
+    maps,
+    addItem = vi.fn(),
+    cartState = signal(cartWith()),
+    toastDanger = vi.fn(),
+  }: {
+    maps: ReturnType<typeof mapResponse>[];
+    addItem?: ReturnType<typeof vi.fn>;
+    cartState?: ReturnType<typeof signal<ReturnType<typeof cartWith>>>;
+    toastDanger?: ReturnType<typeof vi.fn>;
+  }) {
+    const getVariantOptions = vi.fn();
+    maps.forEach((response) => getVariantOptions.mockReturnValueOnce(of(response)));
+    const catalogService = { withoutLoading: vi.fn(), getVariantOptions };
     const cartService = {
       cart: cartState.asReadonly(),
       withoutLoading: vi.fn(),
-      addItem: vi.fn(),
+      addItem,
       updateItemVariant: vi.fn(),
+      removeItem: vi.fn().mockReturnValue(of({ data: cartWith() })),
     };
     catalogService.withoutLoading.mockReturnValue(catalogService);
     cartService.withoutLoading.mockReturnValue(cartService);
@@ -256,8 +110,14 @@ describe('ProductTicketSelectorComponent', () => {
       providers: [
         { provide: CatalogService, useValue: catalogService },
         { provide: CartService, useValue: cartService },
+        {
+          provide: ModalService,
+          useValue: { openConfirmDelete: vi.fn().mockReturnValue(of(true)) },
+        },
+        { provide: ToastService, useValue: { danger: toastDanger } },
       ],
     }).compileComponents();
+
     const fixture = TestBed.createComponent(ProductTicketSelectorComponent);
     fixture.componentRef.setInput('productId', 7);
     fixture.componentRef.setInput('title', 'Entrada');
@@ -265,169 +125,186 @@ describe('ProductTicketSelectorComponent', () => {
     await fixture.whenStable();
     fixture.detectChanges();
 
-    expect(catalogService.getVariantOptions).toHaveBeenCalledWith(7, {
-      selected_values: { sector: 'a', seat: '1' },
-      cart_item_id: 25,
-    });
-    expect(fixture.componentInstance['rows']()[0]).toMatchObject({
-      variantId: 401,
-      reservedVariantId: 401,
-      cartItemId: 25,
-      selectedValues: { sector: 'a', seat: '1' },
-      status: 'reserved',
-    });
-    expect(cartService.addItem).not.toHaveBeenCalled();
-    expect(cartService.updateItemVariant).not.toHaveBeenCalled();
-    const selects = Array.from<HTMLSelectElement>(fixture.nativeElement.querySelectorAll('select'));
-    expect(selects.map((select) => select.selectedOptions[0]?.textContent?.trim())).toEqual([
-      'Sector A',
-      '1',
-    ]);
-    expect(
-      fixture.nativeElement.querySelector('.ticket-selector__validation').textContent,
-    ).toContain('Validado');
-  });
+    return { fixture, getVariantOptions, cartService, toastDanger };
+  }
 
-  it('keeps the reserved selection and shows a toast when a variant change cannot be completed', async () => {
-    const cartState = signal({
-      id: 10,
-      tenant_codigo: 'demo',
-      status: 'active',
-      subtotal: '10000.00',
-      items: [
-        {
-          id: 25,
-          cantidad: 1,
-          precio_unitario: '10000.00',
-          catalog_item_id: 7,
-          variant_id: 401,
-          product: {
-            nombre: 'Entrada',
-            imagen: null,
-            variants: [
-              {
-                id: 401,
-                precio: '10000.00',
-                stock_tecnico: 0,
-                values: { seat: '1' },
-              },
-            ],
-          },
-        },
-      ],
+  it('loads one map, recalculates the cascade locally and reserves only after the last select', async () => {
+    const selectedVariant = variant(401, 'general', 'A', '1', '1');
+    const variants = [
+      selectedVariant,
+      variant(402, 'general', 'A', '1', '2'),
+      variant(403, 'general', 'B', '2', '1'),
+    ];
+    const addItem = vi.fn().mockReturnValue(of({ data: cartWith(selectedVariant) }));
+    const { fixture, getVariantOptions } = await createComponent({
+      maps: [mapResponse(variants)],
+      addItem,
     });
-    const selector = {
-      key: 'seat',
-      label: 'Asiento',
+    const component = fixture.componentInstance;
+
+    expect(getVariantOptions).toHaveBeenCalledTimes(1);
+    expect(getVariantOptions).toHaveBeenCalledWith(7, { selected_values: {} });
+
+    component['onSelectionChange'](1, 'tipo', 'general');
+    component['onSelectionChange'](1, 'sector', 'A');
+    component['onSelectionChange'](1, 'fila', '1');
+
+    expect(getVariantOptions).toHaveBeenCalledTimes(1);
+    expect(addItem).not.toHaveBeenCalled();
+    expect(component['rows']()[0].selectors[3]).toMatchObject({
+      key: 'asiento',
       options: ['1', '2'],
       enabled: true,
-    };
-    const summary = {
-      valid: true,
-      available_variant_count: 2,
-      matching_variant_count: 1,
-      price_range: { minimum: '10000.00', maximum: '10000.00' },
-      selectors: [selector],
-    };
-    const catalogService = {
-      withoutLoading: vi.fn(),
-      getVariantOptions: vi
-        .fn()
-        .mockReturnValueOnce(
-          of({
-            ...summary,
-            selected_values: { seat: '1' },
-            resolved_variant: {
-              id: 401,
-              precio: '10000.00',
-              stock_tecnico: 0,
-              values: { seat: '1' },
-            },
-          }),
-        )
-        .mockReturnValueOnce(
-          of({
-            ...summary,
-            selected_values: { seat: '2' },
-            resolved_variant: {
-              id: 402,
-              precio: '10000.00',
-              stock_tecnico: 1,
-              values: { seat: '2' },
-            },
-          }),
-        ),
-    };
-    const errorMessage = 'La entrada seleccionada ya no está disponible.';
-    const cartService = {
-      cart: cartState.asReadonly(),
-      withoutLoading: vi.fn(),
-      updateItemVariant: vi.fn().mockReturnValue(
+    });
+
+    component['onSelectionChange'](1, 'asiento', '1');
+
+    expect(getVariantOptions).toHaveBeenCalledTimes(1);
+    expect(addItem).toHaveBeenCalledWith(7, 401, 1);
+    expect(component['rows']()[0]).toMatchObject({
+      variantId: 401,
+      reservedVariantId: 401,
+      status: 'reserved',
+    });
+  });
+
+  it('shows a saving status while the selected seat is being reserved', async () => {
+    const selectedVariant = variant(401, 'general', 'A', '1', '1');
+    const reservation = new Subject<{ data: ReturnType<typeof cartWith> }>();
+    const addItem = vi.fn().mockReturnValue(reservation);
+    const { fixture } = await createComponent({
+      maps: [mapResponse([selectedVariant])],
+      addItem,
+    });
+    const component = fixture.componentInstance;
+
+    component['onSelectionChange'](1, 'tipo', 'general');
+    component['onSelectionChange'](1, 'sector', 'A');
+    component['onSelectionChange'](1, 'fila', '1');
+    component['onSelectionChange'](1, 'asiento', '1');
+    fixture.detectChanges();
+
+    const savingStatus = fixture.nativeElement.querySelector(
+      '.ticket-selector__row-status',
+    ) as HTMLElement | null;
+    expect(savingStatus?.textContent?.trim()).toBe('Guardando...');
+    expect(savingStatus?.getAttribute('role')).toBe('status');
+
+    reservation.next({ data: cartWith(selectedVariant) });
+    reservation.complete();
+    fixture.detectChanges();
+
+    expect(fixture.nativeElement.querySelector('.ticket-selector__row-status')).toBeNull();
+  });
+
+  it('shows the remove action as a bordered icon button', async () => {
+    const { fixture } = await createComponent({
+      maps: [mapResponse([variant(401, 'general', 'A', '1', '1')])],
+    });
+
+    const removeButton = fixture.nativeElement.querySelector(
+      'app-icon-button[ariaLabel="Eliminar entrada"] button',
+    ) as HTMLButtonElement | null;
+
+    expect(removeButton?.classList.contains('icon-btn--bordered')).toBe(true);
+  });
+
+  it('shows one header row with the label of every selector', async () => {
+    const { fixture } = await createComponent({
+      maps: [mapResponse([variant(401, 'general', 'A', '1', '1')])],
+    });
+
+    const headerRows = fixture.nativeElement.querySelectorAll('.ticket-selector__columns');
+    const labels = fixture.nativeElement.querySelectorAll('.ticket-selector__column-label');
+
+    expect(headerRows).toHaveLength(1);
+    expect([...labels].map((label: Element) => label.textContent?.trim())).toEqual([
+      'Tipo',
+      'Sector',
+      'Fila',
+      'Asiento',
+    ]);
+  });
+
+  it('clears only the seat after a stock conflict when the row still has alternatives', async () => {
+    const failed = variant(401, 'general', 'A', '1', '1');
+    const alternative = variant(402, 'general', 'A', '1', '2');
+    const message = 'El asiento ya no está disponible.';
+    const addItem = vi.fn().mockReturnValue(
       throwError(
         () =>
           new HttpErrorResponse({
             status: 422,
-              error: { message: errorMessage },
+            error: { message },
           }),
       ),
-      ),
-    };
-    const toastService = { danger: vi.fn() };
-    catalogService.withoutLoading.mockReturnValue(catalogService);
-    cartService.withoutLoading.mockReturnValue(cartService);
-
-    await TestBed.configureTestingModule({
-      imports: [ProductTicketSelectorComponent],
-      providers: [
-        { provide: CatalogService, useValue: catalogService },
-        { provide: CartService, useValue: cartService },
-        { provide: ToastService, useValue: toastService },
-      ],
-    }).compileComponents();
-    const fixture = TestBed.createComponent(ProductTicketSelectorComponent);
-    fixture.componentRef.setInput('productId', 7);
-    fixture.componentRef.setInput('title', 'Entrada');
-    fixture.detectChanges();
-    await fixture.whenStable();
-
-    fixture.componentInstance['onSelectionChange'](1, 'seat', '2');
-    fixture.detectChanges();
-
-    expect(cartService.updateItemVariant).toHaveBeenCalledWith(25, 1, 402);
-    expect(toastService.danger).toHaveBeenCalledWith(errorMessage);
-    expect(fixture.componentInstance['rows']()[0]).toMatchObject({
-      variantId: 401,
-      reservedVariantId: 401,
-      selectedValues: { seat: '1' },
-      status: 'reserved',
-      error: null,
-    });
-    const select = fixture.nativeElement.querySelector('select') as HTMLSelectElement;
-    expect(select.value).toBe(JSON.stringify('1'));
-
-    const unavailableMessage = 'La combinación seleccionada ya no está disponible.';
-    catalogService.getVariantOptions.mockReturnValueOnce(
-      of({
-        ...summary,
-        valid: false,
-        matching_variant_count: 0,
-        selected_values: {},
-        resolved_variant: null,
-      }),
     );
+    const { fixture, getVariantOptions, toastDanger } = await createComponent({
+      maps: [mapResponse([failed, alternative]), mapResponse([alternative])],
+      addItem,
+    });
+    const component = fixture.componentInstance;
 
-    fixture.componentInstance['onSelectionChange'](1, 'seat', '2');
-    fixture.detectChanges();
+    component['onSelectionChange'](1, 'tipo', 'general');
+    component['onSelectionChange'](1, 'sector', 'A');
+    component['onSelectionChange'](1, 'fila', '1');
+    component['onSelectionChange'](1, 'asiento', '1');
 
-    expect(cartService.updateItemVariant).toHaveBeenCalledTimes(1);
-    expect(toastService.danger).toHaveBeenLastCalledWith(unavailableMessage);
+    expect(getVariantOptions).toHaveBeenCalledTimes(2);
+    expect(component['rows']()[0]).toMatchObject({
+      selectedValues: { tipo: 'general', sector: 'A', fila: '1' },
+      variantId: null,
+      status: 'selecting',
+      error: message,
+    });
+    expect(component['rows']()[0].selectors[3].options).toEqual(['2']);
+    expect(toastDanger).toHaveBeenCalledWith(message);
+  });
+
+  it('also clears the row when the refreshed map has no seats for that row', async () => {
+    const failed = variant(401, 'general', 'A', '1', '1');
+    const otherRow = variant(402, 'general', 'A', '2', '1');
+    const addItem = vi
+      .fn()
+      .mockReturnValue(
+        throwError(() => new HttpErrorResponse({ status: 422, error: { message: 'Sin stock.' } })),
+      );
+    const { fixture } = await createComponent({
+      maps: [mapResponse([failed, otherRow]), mapResponse([otherRow])],
+      addItem,
+    });
+    const component = fixture.componentInstance;
+
+    component['onSelectionChange'](1, 'tipo', 'general');
+    component['onSelectionChange'](1, 'sector', 'A');
+    component['onSelectionChange'](1, 'fila', '1');
+    component['onSelectionChange'](1, 'asiento', '1');
+
+    expect(component['rows']()[0].selectedValues).toEqual({ tipo: 'general', sector: 'A' });
+    expect(component['rows']()[0].selectors[2]).toMatchObject({
+      key: 'fila',
+      options: ['2'],
+      enabled: true,
+    });
+    expect(component['rows']()[0].selectors[3].enabled).toBe(false);
+  });
+
+  it('restores a variant already reserved in the cart without another options request', async () => {
+    const reserved = variant(401, 'general', 'A', '1', '1');
+    const cartState = signal(cartWith(reserved));
+    const { fixture, getVariantOptions, cartService } = await createComponent({
+      maps: [mapResponse([])],
+      cartState,
+    });
+
+    expect(getVariantOptions).toHaveBeenCalledTimes(1);
+    expect(cartService.updateItemVariant).not.toHaveBeenCalled();
     expect(fixture.componentInstance['rows']()[0]).toMatchObject({
       variantId: 401,
       reservedVariantId: 401,
-      selectedValues: { seat: '1' },
+      cartItemId: 25,
+      selectedValues: { tipo: 'general', sector: 'A', fila: '1', asiento: '1' },
       status: 'reserved',
-      error: null,
-    });
-    expect(select.value).toBe(JSON.stringify('1'));
+    });
   });
 });

src/app/shared/components/product-ticket-selector/product-ticket-selector.component.ts

@@ -15,16 +15,17 @@ import {
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { Subscription } from 'rxjs';
 
+import { CartItem } from '../../../core/services/cart/cart.interface';
 import { CartService } from '../../../core/services/cart/cart.service';
-import { CartItem, CartItemVariantValue } from '../../../core/services/cart/cart.interface';
-import { ModalService } from '../../../core/services/modal.service';
-import { ToastService } from '../../../core/services/toast.service';
 import {
+  CatalogFeaturedItemVariant,
   CatalogVariantOptionsResponse,
   CatalogVariantSelector,
   CatalogVariantValue,
 } from '../../../core/services/catalog/catalog.interface';
 import { CatalogService } from '../../../core/services/catalog/catalog.service';
+import { ModalService } from '../../../core/services/modal.service';
+import { ToastService } from '../../../core/services/toast.service';
 import { ButtonComponent } from '../button/button.component';
 import { IconButtonComponent } from '../icon-button/icon-button.component';
 
@@ -36,7 +37,10 @@ type TicketSelectionStatus =
   | 'removing'
   | 'error';
 
-type TicketValidationStatus = 'validating' | 'validated' | 'error';
+interface VariantAttribute {
+  key: string;
+  label: string;
+}
 
 interface TicketSelectionRow {
   id: number;
@@ -46,7 +50,6 @@ interface TicketSelectionRow {
   selectedValues: Record<string, string | string[]>;
   selectors: CatalogVariantSelector[];
   reservedSelectedValues: Record<string, string | string[]>;
-  reservedSelectors: CatalogVariantSelector[];
   status: TicketSelectionStatus;
   error: string | null;
 }
@@ -64,9 +67,12 @@ export class ProductTicketSelectorComponent {
   private readonly modalService = inject(ModalService);
   private readonly toastService = inject(ToastService);
   private readonly destroyRef = inject(DestroyRef);
-  private readonly optionRequests = new Map<number, Subscription>();
   private readonly reservationRequests = new Map<number, Subscription>();
   private readonly viewReady = signal(false);
+  private readonly mapReady = signal(false);
+  private readonly variants = signal<CatalogFeaturedItemVariant[]>([]);
+  protected readonly attributes = signal<VariantAttribute[]>([]);
+  private mapRequest: Subscription | null = null;
 
   readonly productId = input.required<number>();
   readonly title = input.required<string>();
@@ -78,10 +84,17 @@ export class ProductTicketSelectorComponent {
   readonly buy = output<number[]>();
 
   protected readonly rows = signal<TicketSelectionRow[]>([this.createRow(1)]);
-  protected readonly availableVariantCount = signal(0);
   private readonly remotePriceRange = signal<{ minimum: number; maximum: number } | null>(null);
   private nextRowId = 2;
 
+  protected readonly availableVariantCount = computed(() => {
+    const reservedIds = new Set(
+      this.rows().flatMap(({ reservedVariantId }) =>
+        reservedVariantId === null ? [] : [reservedVariantId],
+      ),
+    );
+    return this.variants().filter(({ id }) => !reservedIds.has(id)).length;
+  });
   protected readonly hasSelection = computed(
     () =>
       this.rows().length > 0 &&
@@ -92,15 +105,6 @@ export class ProductTicketSelectorComponent {
           row.variantId === row.reservedVariantId,
       ),
   );
-  protected readonly validationStatus = computed<TicketValidationStatus | null>(() => {
-    const rows = this.rows();
-
-    if (rows.some((row) => this.isBusy(row))) return 'validating';
-    if (rows.some((row) => row.status === 'error' || row.error !== null)) return 'error';
-    if (rows.length > 0 && rows.every((row) => row.status === 'reserved')) return 'validated';
-
-    return null;
-  });
   protected readonly canAddRow = computed(
     () =>
       this.availableVariantCount() > 0 &&
@@ -111,7 +115,6 @@ export class ProductTicketSelectorComponent {
     const range = this.remotePriceRange();
     const minimum = range?.minimum ?? this.price();
     const maximum = range?.maximum ?? this.price();
-
     return {
       minimum: this.formatCurrency(minimum),
       maximum: this.formatCurrency(maximum),
@@ -122,24 +125,22 @@ export class ProductTicketSelectorComponent {
   constructor() {
     effect(() => {
       const viewReady = this.viewReady();
+      const mapReady = this.mapReady();
       const cart = this.cartService.cart?.() ?? null;
-
       if (!viewReady) return;
 
       untracked(() => {
-        if (cart === null) {
-          this.ensureEmptyRowLoaded();
+        if (!mapReady) {
+          this.loadVariantMap();
           return;
         }
-
-        this.synchronizeWithCart(cart.items);
+        this.synchronizeWithCart(cart?.items ?? []);
       });
     });
 
     afterNextRender(() => this.viewReady.set(true));
-
     this.destroyRef.onDestroy(() => {
-      this.optionRequests.forEach((request) => request.unsubscribe());
+      this.mapRequest?.unsubscribe();
       this.reservationRequests.forEach((request) => request.unsubscribe());
     });
   }
@@ -148,24 +149,20 @@ export class ProductTicketSelectorComponent {
     const variantIds = this.rows().flatMap((row) =>
       row.reservedVariantId === null ? [] : [row.reservedVariantId],
     );
-
-    if (this.hasSelection() && variantIds.length > 0) {
-      this.buy.emit(variantIds);
-    }
+    if (this.hasSelection() && variantIds.length > 0) this.buy.emit(variantIds);
   }
 
   protected addRow(): void {
     if (!this.canAddRow()) return;
-
     const row = this.createRow(this.nextRowId++);
+    row.status = 'selecting';
+    row.selectors = this.buildSelectors(row.selectedValues, row);
     this.rows.update((rows) => [...rows, row]);
-    this.loadOptions(row.id, {});
   }
 
   protected removeRow(rowId: number): void {
     const row = this.findRow(rowId);
     if (!row || this.isBusy(row)) return;
-
     this.modalService
       .openConfirmDelete({
         title: 'Eliminar entrada',
@@ -181,32 +178,24 @@ export class ProductTicketSelectorComponent {
   }
 
   private confirmRemoveRow(row: TicketSelectionRow): void {
-    const rowId = row.id;
-
-    this.optionRequests.get(rowId)?.unsubscribe();
-
     if (row.cartItemId === null) {
-      this.deleteRow(rowId);
+      this.deleteRow(row.id);
       return;
     }
-
-    this.patchRow(rowId, { status: 'removing', error: null });
+    this.patchRow(row.id, { status: 'removing', error: null });
     const request = this.cartService
       .withoutLoading()
       .removeItem(row.cartItemId)
       .subscribe({
-        next: () => {
-          this.availableVariantCount.update((count) => count + 1);
-          this.deleteRow(rowId);
-        },
+        next: () => this.deleteRow(row.id),
         error: (error: HttpErrorResponse) => {
-          this.patchRow(rowId, {
+          this.patchRow(row.id, {
             status: 'reserved',
             error: this.errorMessage(error, 'No se pudo liberar la entrada.'),
           });
         },
       });
-    this.reservationRequests.set(rowId, request);
+    this.reservationRequests.set(row.id, request);
   }
 
   protected onSelectionChange(
@@ -216,22 +205,25 @@ export class ProductTicketSelectorComponent {
   ): void {
     const row = this.findRow(rowId);
     if (!row || this.isBusy(row)) return;
+    const selectorIndex = this.attributes().findIndex(({ key }) => key === selectorKey);
+    if (selectorIndex < 0) return;
 
-    const selectorIndex = row.selectors.findIndex((selector) => selector.key === selectorKey);
-    const retainedKeys = new Set(row.selectors.slice(0, selectorIndex + 1).map(({ key }) => key));
-    const selectedValues = Object.fromEntries(
-      Object.entries(row.selectedValues).filter(([key]) => retainedKeys.has(key)),
-    );
-
+    const selectedValues = { ...row.selectedValues };
     if (value === null) delete selectedValues[selectorKey];
     else selectedValues[selectorKey] = this.normalizeValue(value);
+    this.attributes()
+      .slice(selectorIndex + 1)
+      .forEach(({ key }) => delete selectedValues[key]);
 
-    const preservesReservedSelection =
-      row.reservedVariantId !== null &&
-      row.selectors.length > 0 &&
-      row.selectors.every(({ key }) => key in selectedValues);
-
-    this.loadOptions(rowId, selectedValues, preservesReservedSelection);
+    const variant = this.resolveVariant(row, selectedValues);
+    this.patchRow(rowId, {
+      variantId: variant?.id ?? null,
+      selectedValues,
+      selectors: this.buildSelectors(selectedValues, row),
+      status: 'selecting',
+      error: null,
+    });
+    if (variant !== null) this.reserveRow(rowId, variant.id, selectedValues);
   }
 
   protected optionLabel(value: CatalogVariantValue): string {
@@ -249,7 +241,6 @@ export class ProductTicketSelectorComponent {
 
   protected selectedOptionKey(row: TicketSelectionRow, key: string): string {
     const selectedOption = this.selectedOption(row, key);
-
     return selectedOption === null ? '' : this.valueKey(selectedOption);
   }
 
@@ -260,7 +251,6 @@ export class ProductTicketSelectorComponent {
   ): void {
     const selectedOption =
       selector.options.find((option) => this.valueKey(option) === selectedKey) ?? null;
-
     this.onSelectionChange(rowId, selector.key, selectedOption);
   }
 
@@ -268,111 +258,130 @@ export class ProductTicketSelectorComponent {
     return this.disabled() || this.isBusy(row);
   }
 
-  private loadOptions(
-    rowId: number,
-    selectedValues: Record<string, string | string[]>,
-    preserveReservedSelection = false,
+  private loadVariantMap(
+    onLoaded?: () => void,
+    onError?: (error: HttpErrorResponse) => void,
   ): void {
-    const row = this.findRow(rowId);
-    if (!row) return;
-
-    this.optionRequests.get(rowId)?.unsubscribe();
-    this.patchRow(rowId, {
-      selectedValues: preserveReservedSelection ? row.reservedSelectedValues : selectedValues,
-      status: 'checking',
-      error: null,
-    });
-
+    if (this.mapRequest !== null && !onLoaded) return;
+    this.mapRequest?.unsubscribe();
     const request = this.catalogService
       .withoutLoading()
-      .getVariantOptions(this.productId(), {
-        selected_values: selectedValues,
-        cart_item_id: row.cartItemId,
-      })
+      .getVariantOptions(this.productId(), { selected_values: {} })
       .subscribe({
         next: (response) => {
-          this.applySummary(response, row);
-
-          if (!response.valid) {
-            if (row.reservedVariantId !== null) {
-              this.restoreReservedRowAfterError(
-                rowId,
-                row,
-                'La combinación seleccionada ya no está disponible.',
-              );
-              return;
-            }
-
-            this.patchRow(rowId, {
-              variantId: null,
-              selectedValues: {},
-              selectors: response.selectors,
-              status: response.available_variant_count === 0 ? 'selecting' : 'error',
-              error:
-                response.available_variant_count === 0
-                  ? null
-                  : 'La combinación seleccionada ya no está disponible.',
-            });
-            return;
-          }
-
-          this.patchRow(rowId, {
-            variantId: response.resolved_variant?.id ?? null,
-            selectedValues: preserveReservedSelection
-              ? row.reservedSelectedValues
-              : response.selected_values,
-            selectors: preserveReservedSelection ? row.reservedSelectors : response.selectors,
-            status: 'selecting',
-            error: null,
-          });
-
-          if (response.resolved_variant !== null) {
-            if (row.cartItemId !== null && row.reservedVariantId === response.resolved_variant.id) {
-              this.patchRow(rowId, {
-                reservedSelectedValues: response.selected_values,
-                reservedSelectors: response.selectors,
-                status: 'reserved',
-              });
-            } else {
-              this.reserveRow(
-                rowId,
-                response.resolved_variant.id,
-                response.selected_values,
-                response.selectors,
-              );
-            }
-          }
+          this.applyVariantMap(response);
+          this.mapReady.set(true);
+          this.mapRequest = null;
+          onLoaded?.();
         },
         error: (error: HttpErrorResponse) => {
-          const message = this.errorMessage(error, 'No se pudo consultar la disponibilidad.');
-
-          if (row.reservedVariantId !== null) {
-            this.restoreReservedRowAfterError(rowId, row, message);
+          this.mapRequest = null;
+          if (onError) {
+            onError(error);
             return;
           }
-
-          this.patchRow(rowId, { status: 'error', error: message });
+          const message = this.errorMessage(error, 'No se pudo consultar la disponibilidad.');
+          this.rows.update((rows) =>
+            rows.map((row) => ({ ...row, status: 'error', error: message })),
+          );
           this.toastService.danger(message);
         },
       });
-    this.optionRequests.set(rowId, request);
+    this.mapRequest = request;
+  }
+
+  private applyVariantMap(response: CatalogVariantOptionsResponse): void {
+    this.variants.set(response.variants);
+    this.attributes.set(response.selectors.map(({ key, label }) => ({ key, label })));
+    this.remotePriceRange.set({
+      minimum: Number(response.price_range.minimum),
+      maximum: Number(response.price_range.maximum),
+    });
+  }
+
+  private buildSelectors(
+    selectedValues: Record<string, string | string[]>,
+    row: TicketSelectionRow,
+    variants = this.availableVariantsFor(row),
+  ): CatalogVariantSelector[] {
+    return this.attributes().map(({ key, label }, index, attributes) => {
+      const previousKeys = attributes.slice(0, index).map((attribute) => attribute.key);
+      const compatibleVariants = variants.filter((variant) =>
+        previousKeys.every(
+          (previousKey) =>
+            previousKey in selectedValues &&
+            this.valueKey(variant.values[previousKey]) ===
+              this.valueKey(selectedValues[previousKey]),
+        ),
+      );
+      return {
+        key,
+        label,
+        options: this.uniqueValues(compatibleVariants.map((variant) => variant.values[key])),
+        enabled: index === 0 || previousKeys.every((previousKey) => previousKey in selectedValues),
+      };
+    });
+  }
+
+  private resolveVariant(
+    row: TicketSelectionRow,
+    selectedValues: Record<string, string | string[]>,
+  ): CatalogFeaturedItemVariant | null {
+    const attributes = this.attributes();
+    if (attributes.length === 0 || attributes.some(({ key }) => !(key in selectedValues)))
+      return null;
+    const matches = this.availableVariantsFor(row).filter((variant) =>
+      attributes.every(
+        ({ key }) => this.valueKey(variant.values[key]) === this.valueKey(selectedValues[key]),
+      ),
+    );
+    return matches.length === 1 ? matches[0] : null;
+  }
+
+  private availableVariantsFor(row: TicketSelectionRow): CatalogFeaturedItemVariant[] {
+    const reservedByOtherRows = new Set(
+      this.rows().flatMap((candidate) =>
+        candidate.id !== row.id && candidate.reservedVariantId !== null
+          ? [candidate.reservedVariantId]
+          : [],
+      ),
+    );
+    const variants = [...this.variants()];
+    const reservedVariant = this.reservedVariantData(row);
+    if (reservedVariant !== null && !variants.some(({ id }) => id === reservedVariant.id)) {
+      variants.push(reservedVariant);
+    }
+    return variants.filter(({ id }) => !reservedByOtherRows.has(id));
+  }
+
+  private reservedVariantData(row: TicketSelectionRow): CatalogFeaturedItemVariant | null {
+    if (row.cartItemId === null || row.reservedVariantId === null) return null;
+    const item = this.cartService.cart?.()?.items.find(({ id }) => id === row.cartItemId);
+    if (!item?.variant) return null;
+    return {
+      id: item.variant.id,
+      precio: item.variant.precio,
+      maximum_addable_quantity: item.variant.stock_tecnico,
+      values: item.variant.values,
+    };
+  }
+
+  private uniqueValues(values: Array<CatalogVariantValue | undefined>): CatalogVariantValue[] {
+    const unique = new Map<string, CatalogVariantValue>();
+    values.forEach((value) => {
+      if (value !== undefined) unique.set(this.valueKey(value), value);
+    });
+    return [...unique.values()];
   }
 
   private reserveRow(
     rowId: number,
     variantId: number,
     selectedValues: Record<string, string | string[]>,
-    selectors: CatalogVariantSelector[],
   ): void {
     const row = this.findRow(rowId);
     if (!row || (row.status === 'reserved' && row.reservedVariantId === variantId)) return;
-
-    this.patchRow(rowId, {
-      selectedValues: row.reservedVariantId === null ? selectedValues : row.reservedSelectedValues,
-      selectors: row.reservedVariantId === null ? selectors : row.reservedSelectors,
-      status: 'reserving',
-      error: null,
-    });
+    this.patchRow(rowId, { status: 'reserving', error: null });
     const cartService = this.cartService.withoutLoading();
     const operation =
       row.cartItemId === null
@@ -387,7 +396,6 @@ export class ProductTicketSelectorComponent {
                   item.catalog_item_id === this.productId() && item.variant_id === variantId,
               )
             : response.data.items.find((item) => item.id === row.cartItemId);
-
         if (!cartItem) {
           this.patchRow(rowId, {
             variantId: row.reservedVariantId,
@@ -396,60 +404,102 @@ export class ProductTicketSelectorComponent {
           });
           return;
         }
-
+        const currentRow = this.findRow(rowId) ?? row;
         this.patchRow(rowId, {
           variantId,
           reservedVariantId: variantId,
           selectedValues,
-          selectors,
+          selectors: this.buildSelectors(selectedValues, currentRow),
           reservedSelectedValues: selectedValues,
-          reservedSelectors: selectors,
           cartItemId: cartItem.id,
           status: 'reserved',
           error: null,
         });
-        if (row.cartItemId === null) {
-          this.availableVariantCount.update((count) => Math.max(0, count - 1));
-        }
       },
       error: (error: HttpErrorResponse) => {
         const message = this.errorMessage(error, 'La entrada ya no está disponible.');
-
-        if (row.reservedVariantId !== null) {
-          this.restoreReservedRowAfterError(rowId, row, message);
+        if (error.status === 422) {
+          this.recoverFromUnavailableVariant(rowId, variantId, message);
           return;
         }
-
-        this.patchRow(rowId, { variantId: null, status: 'error', error: message });
-        this.toastService.danger(message);
+        this.restoreReservedRowAfterError(rowId, row, message);
       },
     });
     this.reservationRequests.set(rowId, request);
   }
 
+  private recoverFromUnavailableVariant(
+    rowId: number,
+    failedVariantId: number,
+    message: string,
+  ): void {
+    this.patchRow(rowId, { status: 'checking', error: null });
+    this.loadVariantMap(
+      () => this.backtrackSelection(rowId, failedVariantId, message),
+      () => {
+        const row = this.findRow(rowId);
+        if (row) this.restoreReservedRowAfterError(rowId, row, message);
+      },
+    );
+  }
+
+  private backtrackSelection(rowId: number, failedVariantId: number, message: string): void {
+    const row = this.findRow(rowId);
+    if (!row) return;
+    const variants = this.availableVariantsFor(row).filter(({ id }) => id !== failedVariantId);
+    const selectedValues = { ...row.selectedValues };
+    const attributes = this.attributes();
+
+    for (let index = attributes.length - 1; index >= 0; index--) {
+      delete selectedValues[attributes[index].key];
+      const prefixKeys = attributes.slice(0, index).map(({ key }) => key);
+      const hasCompatibleVariant = variants.some((variant) =>
+        prefixKeys.every(
+          (key) =>
+            key in selectedValues &&
+            this.valueKey(variant.values[key]) === this.valueKey(selectedValues[key]),
+        ),
+      );
+      if (!hasCompatibleVariant) continue;
+      this.patchRow(rowId, {
+        variantId: null,
+        selectedValues: { ...selectedValues },
+        selectors: this.buildSelectors(selectedValues, row, variants),
+        status: 'selecting',
+        error: message,
+      });
+      this.toastService.danger(message);
+      return;
+    }
+
+    this.patchRow(rowId, {
+      variantId: null,
+      selectedValues: {},
+      selectors: this.buildSelectors({}, row, variants),
+      status: 'error',
+      error: message,
+    });
+    this.toastService.danger(message);
+  }
+
   private restoreReservedRowAfterError(
     rowId: number,
     row: TicketSelectionRow,
     message: string,
   ): void {
+    if (row.reservedVariantId === null) {
+      this.patchRow(rowId, { variantId: null, status: 'error', error: message });
+    } else {
+      const selectedValues = row.reservedSelectedValues;
       this.patchRow(rowId, {
         variantId: row.reservedVariantId,
-      selectedValues: row.reservedSelectedValues,
-      selectors: row.reservedSelectors,
+        selectedValues,
+        selectors: this.buildSelectors(selectedValues, row),
         status: 'reserved',
         error: null,
       });
-    this.toastService.danger(message);
     }
-
-  private applySummary(response: CatalogVariantOptionsResponse, row: TicketSelectionRow): void {
-    this.availableVariantCount.set(
-      Math.max(0, response.available_variant_count - (row.cartItemId === null ? 0 : 1)),
-    );
-    this.remotePriceRange.set({
-      minimum: Number(response.price_range.minimum),
-      maximum: Number(response.price_range.maximum),
-    });
+    this.toastService.danger(message);
   }
 
   private createRow(id: number): TicketSelectionRow {
@@ -461,20 +511,16 @@ export class ProductTicketSelectorComponent {
       selectedValues: {},
       selectors: [],
       reservedSelectedValues: {},
-      reservedSelectors: [],
       status: 'checking',
       error: null,
     };
   }
 
   private createCartRow(item: CartItem, id = this.nextRowId++): TicketSelectionRow | null {
-    if (item.variant_id === null) return null;
-
-    const variant = item.product?.variants?.find(({ id }) => id === item.variant_id);
-    if (!variant) return null;
-
-    const selectedValues = this.normalizeCartValues(variant.values);
-
+    if (item.variant_id === null || item.variant === null) return null;
+    const selectedValues = Object.fromEntries(
+      Object.entries(item.variant.values).map(([key, value]) => [key, this.normalizeValue(value)]),
+    );
     return {
       id,
       variantId: item.variant_id,
@@ -483,8 +529,7 @@ export class ProductTicketSelectorComponent {
       selectedValues,
       selectors: [],
       reservedSelectedValues: selectedValues,
-      reservedSelectors: [],
-      status: 'checking',
+      status: 'reserved',
       error: null,
     };
   }
@@ -494,85 +539,47 @@ export class ProductTicketSelectorComponent {
       (item) => item.catalog_item_id === this.productId() && item.variant_id !== null,
     );
     const currentRows = this.rows();
-
     if (cartItems.length === 0) {
-      if (currentRows.some((row) => row.cartItemId !== null)) {
-        this.replaceRows([this.createRow(this.nextRowId++)]);
-      }
-      this.ensureEmptyRowLoaded();
+      const localRows = currentRows.filter((row) => row.cartItemId === null);
+      const rows = localRows.length > 0 ? localRows : [this.createRow(this.nextRowId++)];
+      this.replaceRows(this.withRefreshedSelectors(rows));
       return;
     }
 
-    const rowsToLoad: TicketSelectionRow[] = [];
     const synchronizedRows = cartItems.flatMap((item) => {
       const existingRow = currentRows.find((row) => row.cartItemId === item.id);
+      if (existingRow?.reservedVariantId === item.variant_id) return [existingRow];
       const cartRow = this.createCartRow(item, existingRow?.id);
-
-      if (!cartRow) return [];
-
-      if (
-        existingRow &&
-        existingRow.reservedVariantId === cartRow.reservedVariantId &&
-        this.sameSelectedValues(existingRow.selectedValues, cartRow.selectedValues)
-      ) {
-        return [existingRow];
-      }
-
-      rowsToLoad.push(cartRow);
-      return [cartRow];
+      return cartRow === null ? [] : [cartRow];
     });
     const localRows = currentRows.filter(
       (row) => row.cartItemId === null && Object.keys(row.selectedValues).length > 0,
     );
-
-    this.replaceRows([...synchronizedRows, ...localRows]);
-    rowsToLoad.forEach((row) => this.loadOptions(row.id, row.selectedValues));
+    this.replaceRows(this.withRefreshedSelectors([...synchronizedRows, ...localRows]));
   }
 
-  private ensureEmptyRowLoaded(): void {
-    const currentRows = this.rows();
-
-    if (currentRows.length === 0) {
-      const row = this.createRow(this.nextRowId++);
-      this.rows.set([row]);
-      this.loadOptions(row.id, {});
-      return;
-    }
-
-    if (currentRows.length === 1 && !this.optionRequests.has(currentRows[0].id)) {
-      this.loadOptions(currentRows[0].id, currentRows[0].selectedValues);
-    }
+  private withRefreshedSelectors(rows: TicketSelectionRow[]): TicketSelectionRow[] {
+    const previousRows = this.rows();
+    this.rows.set(rows);
+    const refreshed = rows.map((row) => ({
+      ...row,
+      status: row.status === 'checking' ? ('selecting' as const) : row.status,
+      selectors: this.buildSelectors(row.selectedValues, row),
+    }));
+    this.rows.set(previousRows);
+    return refreshed;
   }
 
   private replaceRows(rows: TicketSelectionRow[]): void {
     const retainedIds = new Set(rows.map(({ id }) => id));
-
     this.rows().forEach((row) => {
       if (retainedIds.has(row.id)) return;
-
-      this.optionRequests.get(row.id)?.unsubscribe();
       this.reservationRequests.get(row.id)?.unsubscribe();
-      this.optionRequests.delete(row.id);
       this.reservationRequests.delete(row.id);
     });
     this.rows.set(rows);
   }
 
-  private normalizeCartValues(
-    values: Record<string, CartItemVariantValue>,
-  ): Record<string, string | string[]> {
-    return Object.fromEntries(
-      Object.entries(values).map(([key, value]) => [key, this.normalizeValue(value)]),
-    );
-  }
-
-  private sameSelectedValues(
-    left: Record<string, string | string[]>,
-    right: Record<string, string | string[]>,
-  ): boolean {
-    return JSON.stringify(left) === JSON.stringify(right);
-  }
-
   private findRow(rowId: number): TicketSelectionRow | undefined {
     return this.rows().find((row) => row.id === rowId);
   }
@@ -583,7 +590,6 @@ export class ProductTicketSelectorComponent {
 
   private deleteRow(rowId: number): void {
     this.rows.update((rows) => rows.filter((row) => row.id !== rowId));
-    this.optionRequests.delete(rowId);
     this.reservationRequests.delete(rowId);
   }
 

src/app/shared/components/product-vertical-with-cart-card/product-vertical-with-cart-card.component.html

@@ -11,13 +11,21 @@
     @if (!hasVariants()) {
       <div class="product-vertical-with-cart-card__summary">
         <span class="product-vertical-with-cart-card__price">{{ formattedPrice() }}</span>
-        <app-quantity-selector [(quantity)]="quantity" />
+        <app-quantity-selector
+          [(quantity)]="quantity"
+          [max]="effectiveMaximum()"
+          [disabled]="unavailable()"
+        />
       </div>
     } @else {
       <div class="product-vertical-with-cart-card__variants">
         <div class="product-vertical-with-cart-card__summary">
           <span class="product-vertical-with-cart-card__price">{{ formattedPrice() }}</span>
-          <app-quantity-selector [(quantity)]="quantity" />
+          <app-quantity-selector
+            [(quantity)]="quantity"
+            [max]="effectiveMaximum()"
+            [disabled]="unavailable()"
+          />
         </div>
 
         <div class="product-vertical-with-cart-card__variant-selectors">
@@ -29,17 +37,17 @@
     <div class="product-vertical-with-cart-card__actions">
       <app-button
         variant="primary"
-        [disabled]="hasVariants() && selectedVariant() === null"
+        [disabled]="unavailable() || (hasVariants() && selectedVariant() === null)"
         (click)="onBuy()"
       >
         Comprar
       </app-button>
       <app-button
         variant="secondary"
-        [disabled]="hasVariants() && selectedVariant() === null"
+        [disabled]="saving() || unavailable() || (hasVariants() && selectedVariant() === null)"
         (click)="onAddToCart()"
       >
-        Agregar al carrito
+        {{ saving() ? 'Guardando' : 'Agregar al carrito' }}
       </app-button>
     </div>
   </div>

src/app/shared/components/product-vertical-with-cart-card/product-vertical-with-cart-card.component.ts

@@ -1,4 +1,12 @@
-import { ChangeDetectionStrategy, Component, computed, input, model, output } from '@angular/core';
+import {
+  ChangeDetectionStrategy,
+  Component,
+  computed,
+  effect,
+  input,
+  model,
+  output,
+} from '@angular/core';
 
 import { ButtonComponent } from '../button/button.component';
 import { QuantitySelectorComponent } from '../quantity-selector/quantity-selector.component';
@@ -10,6 +18,7 @@ import {
 export interface VerticalCartVariant extends VariantSelectorVariant {
   descripcion?: string | null;
   precio?: string | number;
+  maximum_addable_quantity?: number | null;
 }
 
 @Component({
@@ -23,7 +32,9 @@ export class ProductVerticalWithCartCardComponent {
   readonly title = input<string>('');
   readonly description = input<string>('');
   readonly price = input<number>(0);
+  readonly maximumAddableQuantity = input<number | null>(null);
   readonly variants = input<VerticalCartVariant[]>([]);
+  readonly saving = input(false);
 
   readonly quantity = model<number>(1);
   readonly selectedVariant = model<number | null>(null);
@@ -44,12 +55,32 @@ export class ProductVerticalWithCartCardComponent {
   });
   protected readonly formattedPrice = computed(() => this.formatCurrency(this.effectivePrice()));
   protected readonly hasVariants = computed(() => this.variants().length > 0);
+  protected readonly effectiveMaximum = computed(
+    () => this.selectedVariantData()?.maximum_addable_quantity ?? this.maximumAddableQuantity(),
+  );
+  protected readonly unavailable = computed(() => this.effectiveMaximum() === 0);
+
+  constructor() {
+    effect(() => {
+      const maximum = this.effectiveMaximum();
+
+      if (maximum !== null && maximum > 0 && this.quantity() > maximum) {
+        this.quantity.set(maximum);
+      }
+    });
+  }
 
   protected onAddToCart(): void {
+    if (this.saving() || this.unavailable()) {
+      return;
+    }
+
     this.addToCart.emit({ quantity: this.quantity(), variant: this.selectedVariant() });
   }
 
   protected onBuy(): void {
+    if (this.unavailable()) return;
+
     this.buy.emit({ quantity: this.quantity(), variant: this.selectedVariant() });
   }
 

src/app/shared/pages/route-not-found-page.component.ts

@@ -0,0 +1,27 @@
+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-route-not-found-page',
+  template: `
+    <main class="route-not-found">
+      <h1>404</h1>
+      <p>No encontramos la página solicitada.</p>
+    </main>
+  `,
+  styles: `
+    .route-not-found {
+      min-height: 100vh;
+      display: grid;
+      place-content: center;
+      gap: 0.5rem;
+      padding: 2rem;
+      text-align: center;
+    }
+
+    h1,
+    p {
+      margin: 0;
+    }
+  `,
+})
+export class RouteNotFoundPageComponent {}

src/environments/environment.production.ts

@@ -0,0 +1,6 @@
+export const environment = {
+  production: true,
+  nombre: "Producción - activo",
+  url: "https://backend.shopit.com.ar/api/",
+  urlDescarga: "url/"
+};