feat(ticket-selector): refactor variant handling to use single variant property and update related tests

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

@@ -574,6 +574,7 @@ describe('StoreLayoutComponent', () => {
           product: {
             nombre: 'Producto',
             imagen: null,
+            variant: null,
           },
         },
       ],
@@ -627,6 +628,7 @@ describe('StoreLayoutComponent', () => {
           product: {
             nombre: 'Producto',
             imagen: null,
+            variant: null,
           },
         },
       ],

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

@@ -70,10 +70,7 @@ 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.product?.variant ?? null;
 
     if (selectedVariant) {
       attributes = Object.entries(selectedVariant.values).map(([label, value]) => ({
@@ -92,7 +89,6 @@ export class StoreLayoutComponent implements OnInit {
       attributes,
       quantity: item.cantidad,
       variantId: item.variant_id,
-      variants,
     };
   }
 

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

@@ -1,7 +1,7 @@
 export interface CartItemProduct {
   nombre: string;
   imagen: string | null;
-  variants?: CartItemVariant[];
+  variant: CartItemVariant | null;
 }
 
 export interface CartItemVariantOption {

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

@@ -27,6 +27,12 @@ describe('CartService', () => {
         product: {
           nombre: 'Test Product (Size: M)',
           imagen: null,
+          variant: {
+            id: 10,
+            precio: '10.00',
+            stock_tecnico: 1,
+            values: { size: 'M' },
+          },
         },
       },
     ],