Files
shopit-back/app/Domains/Catalog/Services/CatalogService.php

470 lines
16 KiB
PHP

<?php
namespace App\Domains\Catalog\Services;
use App\Domains\Attachable\Models\Attachment;
use App\Domains\Attachable\Services\AttachmentService;
use App\Domains\Catalog\Enums\CatalogItemType;
use App\Domains\Catalog\Models\Attribute;
use App\Domains\Catalog\Models\CatalogItem;
use App\Domains\Catalog\Models\Inventory;
use App\Domains\Catalog\Models\ItemAttribute;
use App\Domains\Catalog\Models\Variant;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;
use Illuminate\Validation\ValidationException;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
class CatalogService
{
public function __construct(protected AttachmentService $attachmentService) {}
/**
* @param array<string, mixed> $data
*/
public function create(array $data): CatalogItem
{
return DB::transaction(function () use ($data): CatalogItem {
$type = CatalogItemType::from(
$data['type'] ?? CatalogItemType::Standard->value,
);
$variants = $data['variants'] ?? [];
$images = $data['images'] ?? [];
$attributeCodes = $data['attribute_codes'] ?? [];
$components = $data['components'] ?? [];
$hasDirectStock = array_key_exists('real_stock', $data);
$realStock = (int) ($data['real_stock'] ?? 0);
$hasVariants = $attributeCodes !== [];
if ($type === CatalogItemType::Bundle) {
$this->validateBundleData($data, $components);
} else {
if (array_key_exists('components', $data)) {
throw ValidationException::withMessages([
'components' => ['Un item standard no puede tener componentes.'],
]);
}
$this->validateInventoryStrategy(
$data,
$variants,
$hasVariants,
$hasDirectStock,
);
}
unset(
$data['variants'],
$data['images'],
$data['attribute_codes'],
$data['components'],
$data['real_stock'],
$data['reserved_stock'],
$data['sold_units'],
$data['inventory_id'],
);
$data['type'] = $type;
if ($type === CatalogItemType::Bundle) {
$data['inventory_id'] = null;
$data['inventory_policy'] = null;
$data['has_tickets'] = false;
$data['minimum_use_date'] = null;
$data['maximum_use_date'] = null;
} elseif ($hasVariants) {
$data['inventory_id'] = null;
} else {
$data['inventory_id'] = $this->createInventory($realStock)->id;
}
$catalogItem = CatalogItem::query()->create($data);
$itemAttributes = $type === CatalogItemType::Standard
? $this->createItemAttributes($catalogItem, $attributeCodes)
: [];
if ($type === CatalogItemType::Bundle) {
$this->createBundleComponents($catalogItem, $components);
}
$createdVariants = [];
foreach ($variants as $index => $variantData) {
$createdVariants[] = [
'variant' => $this->createVariant(
$catalogItem,
$variantData,
$itemAttributes,
$index,
),
'images' => $variantData['images'] ?? [],
'index' => $index,
];
}
$this->attachImages($catalogItem, $images, 'images');
foreach ($createdVariants as $createdVariant) {
$this->attachImages(
$createdVariant['variant'],
$createdVariant['images'],
"variants.{$createdVariant['index']}.images",
);
}
return $catalogItem->load([
'attachments',
'inventory',
'category',
'brand',
'itemAttributes.attribute',
'variants.inventory',
'variants.attachments',
'variants.definitions.itemAttribute.attribute',
'bundleComponents.catalogItem',
'bundleComponents.variant.catalogItem',
]);
});
}
public function getDetail(CatalogItem $catalogItem, ?int $variantId = null): CatalogItem
{
$catalogItem->load([
'attachments',
'inventory',
'category',
'brand',
'itemAttributes.attribute.options',
'variants' => fn ($query) => $query->orderBy('id'),
'variants.inventory',
'variants.attachments',
'variants.definitions' => fn ($query) => $query->orderBy('id'),
'variants.definitions.itemAttribute.attribute',
'bundleComponents.catalogItem.inventory',
'bundleComponents.variant.inventory',
'bundleComponents.variant.definitions.itemAttribute.attribute',
]);
$selectedVariant = $variantId === null
? $catalogItem->variants->first()
: $catalogItem->variants->firstWhere('id', $variantId);
if ($variantId !== null && $selectedVariant === null) {
throw new NotFoundHttpException('Variant not found for catalog item.');
}
$catalogItem->setRelation('selectedVariant', $selectedVariant);
return $catalogItem;
}
public function delete(CatalogItem $catalogItem): void
{
DB::transaction(function () use ($catalogItem): void {
$catalogItem->load([
'attachments',
'variants.attachments',
]);
$attachments = $catalogItem->attachments
->merge($catalogItem->variants->flatMap->attachments)
->unique('id');
$inventoryIds = collect([$catalogItem->inventory_id])
->merge($catalogItem->variants->pluck('inventory_id'))
->filter()
->unique();
$catalogItem->attachments()->detach();
foreach ($catalogItem->variants as $variant) {
$variant->attachments()->detach();
}
$catalogItem->delete();
Inventory::query()->whereKey($inventoryIds)->delete();
foreach ($attachments as $attachment) {
if (! DB::table('catalog_items_attachments')->where('attachment_id', $attachment->id)->exists()) {
$this->attachmentService->delete($attachment);
}
}
});
}
private function createInventory(int $realStock): Inventory
{
return Inventory::query()->create([
'real_stock' => $realStock,
]);
}
/**
* @param array<int, array<string, mixed>> $components
*/
private function createBundleComponents(CatalogItem $bundle, array $components): void
{
$seen = [];
foreach (array_values($components) as $index => $componentData) {
$catalogItemId = (int) $componentData['catalog_item_id'];
$variantId = isset($componentData['variant_id'])
? (int) $componentData['variant_id']
: null;
$key = $catalogItemId.':'.($variantId ?? 'direct');
if (isset($seen[$key])) {
throw ValidationException::withMessages([
"components.{$index}" => ['El componente esta duplicado.'],
]);
}
$seen[$key] = true;
$componentItem = CatalogItem::query()
->whereKey($catalogItemId)
->where('tenant_code', $bundle->tenant_code)
->first();
if ($componentItem === null) {
throw ValidationException::withMessages([
"components.{$index}.catalog_item_id" => [
'El item no pertenece al tenant del bundle.',
],
]);
}
if ($componentItem->is($bundle) || $componentItem->type !== CatalogItemType::Standard) {
throw ValidationException::withMessages([
"components.{$index}.catalog_item_id" => [
'El componente debe ser un item standard distinto del bundle.',
],
]);
}
$hasVariants = $componentItem->variants()->exists();
if ($hasVariants && $variantId === null) {
throw ValidationException::withMessages([
"components.{$index}.variant_id" => [
'Debe seleccionar una variante para este componente.',
],
]);
}
if (! $hasVariants && $variantId !== null) {
throw ValidationException::withMessages([
"components.{$index}.variant_id" => [
'El componente con inventario directo no admite una variante.',
],
]);
}
if ($variantId !== null && ! $componentItem->variants()->whereKey($variantId)->exists()) {
throw ValidationException::withMessages([
"components.{$index}.variant_id" => [
'La variante no pertenece al componente indicado.',
],
]);
}
$bundle->bundleComponents()->create([
'component_catalog_item_id' => $componentItem->id,
'component_variant_id' => $variantId,
'quantity' => (int) $componentData['quantity'],
]);
}
}
/**
* @param array<string, mixed> $data
* @param array<int, array<string, mixed>> $components
*/
private function validateBundleData(array $data, array $components): void
{
if ($components === []) {
throw ValidationException::withMessages([
'components' => ['Un bundle debe tener al menos un componente.'],
]);
}
foreach ([
'real_stock',
'inventory_policy',
'attribute_codes',
'variants',
'has_tickets',
'minimum_use_date',
'maximum_use_date',
] as $field) {
if (array_key_exists($field, $data)) {
throw ValidationException::withMessages([
$field => ["{$field} no se admite para un bundle."],
]);
}
}
}
/**
* @param array<int, mixed> $images
*/
private function attachImages(
CatalogItem|Variant $owner,
array $images,
string $validationKey,
): void {
foreach (array_values($images) as $order => $image) {
$attachment = $this->resolveAttachment($image, "{$validationKey}.{$order}");
$owner->attachments()->attach($attachment->id, ['orden' => $order]);
}
}
private function resolveAttachment(mixed $image, string $validationKey): Attachment
{
if (is_string($image) && Str::isUuid($image)) {
$attachment = Attachment::query()->where('key', $image)->first();
if ($attachment === null) {
throw ValidationException::withMessages([
$validationKey => ['El attachment indicado no existe.'],
]);
}
return $attachment;
}
return $this->attachmentService->store($image, 'catalog-items');
}
/**
* @param array<int, string> $attributeCodes
* @return array<string, ItemAttribute>
*/
private function createItemAttributes(
CatalogItem $catalogItem,
array $attributeCodes,
): array {
$itemAttributes = [];
$attributeCodes = array_values(array_unique($attributeCodes));
$attributes = Attribute::query()
->where('tenant_codigo', $catalogItem->tenant_code)
->whereIn('codigo', $attributeCodes)
->get()
->keyBy('codigo');
foreach ($attributeCodes as $attributeCode) {
$attribute = $attributes->get($attributeCode);
if ($attribute === null) {
throw ValidationException::withMessages([
'attribute_codes' => [
"El atributo {$attributeCode} no existe para el tenant del ítem.",
],
]);
}
$itemAttribute = $catalogItem->itemAttributes()->create([
'attribute_id' => $attribute->id,
]);
$itemAttributes[$attributeCode] = $itemAttribute;
}
return $itemAttributes;
}
/**
* @param array<string, mixed> $data
* @param array<string, ItemAttribute> $itemAttributes
*/
private function createVariant(
CatalogItem $catalogItem,
array $data,
array $itemAttributes,
int $index,
): Variant {
unset($data['images']);
if (
array_key_exists('inventory_id', $data)
|| array_key_exists('reserved_stock', $data)
|| array_key_exists('sold_units', $data)
) {
throw ValidationException::withMessages([
"variants.{$index}.inventory" => [
'inventory_id, reserved_stock y sold_units son administrados internamente.',
],
]);
}
$inventory = $this->createInventory((int) ($data['real_stock'] ?? 0));
$variant = $catalogItem->variants()->create([
'inventory_id' => $inventory->id,
]);
foreach ($data['values'] ?? [] as $attributeCode => $value) {
$itemAttribute = $itemAttributes[$attributeCode] ?? null;
if ($itemAttribute === null) {
throw ValidationException::withMessages([
"variants.{$index}.values.{$attributeCode}" => [
'El atributo no pertenece al ítem de catálogo.',
],
]);
}
$variant->definitions()->create([
'item_attribute_id' => $itemAttribute->id,
'value' => $value,
]);
}
return $variant;
}
/**
* @param array<string, mixed> $data
* @param array<int, array<string, mixed>> $variants
*/
private function validateInventoryStrategy(
array $data,
array $variants,
bool $hasVariants,
bool $hasDirectStock,
): void {
if ($hasVariants && $variants === []) {
throw ValidationException::withMessages([
'variants' => [
'Un ítem con attribute_codes debe tener variantes.',
],
]);
}
if (! $hasVariants && $variants !== []) {
throw ValidationException::withMessages([
'variants' => [
'Un ítem sin attribute_codes no puede tener variantes.',
],
]);
}
if ($hasVariants && $hasDirectStock) {
throw ValidationException::withMessages([
'real_stock' => [
'Un ítem con variantes no puede tener inventario directo.',
],
]);
}
if (
array_key_exists('inventory_id', $data)
|| array_key_exists('reserved_stock', $data)
|| array_key_exists('sold_units', $data)
) {
throw ValidationException::withMessages([
'inventory' => [
'inventory_id, reserved_stock y sold_units son administrados internamente.',
],
]);
}
}
}