sku

app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php

@@ -121,6 +121,63 @@ class ProductSkuController extends Controller
         ]);
     }
 
+    public function sku($id, Request $request)
+    {
+        $user = $request->user();
+        $sku = ProductSku::with('buynote')->findOrFail($id);
+
+        $spu = ProductSpu::with(['specs', 'features'])->findOrFail($sku->spu_id);
+        // 主商品的规格
+        $spuSpecs = [];
+
+         if (count($original = (array) $sku->specs) > 0) {
+             $skus = $spu->skus()->online()->get(['id', 'specs', 'stock', 'release_at']);
+
+             $mapSkus = $skus->mapWithKeys(function ($item) {
+                 $key = implode('_', $item->specs) ?: $item->id;
+
+                 return [$key => $item];
+             });
+
+             foreach ($spu->specs as $spec) {
+                 $spuSpecItems = [];
+
+                 foreach ($spec->items as $value) {
+                     // 根据当前 SKU 的规格，组装可能出现的其它规格组合
+                     $jSpecs = $original;
+                     $jSpecs[$spec->id] = $value['name'];
+
+                     $key = implode('_', $jSpecs);
+                     $mapSku = $mapSkus->get($key);
+
+                     $spuSpecItems[] = [
+                         'name' => $value['name'],
+                         'selected' => $sku->is($mapSku),
+                         'sku_id' => (int) $mapSku?->id,
+                         'sku_stock' => (int) $mapSku?->saleable_stock,
+                     ];
+                 }
+
+                 $spuSpecs[] = [
+                     'name' => $spec->name,
+                     'items' => $spuSpecItems,
+                 ];
+             }
+         }
+
+         ProductSkuViewed::dispatch($user, $sku, now());
+
+         // 是否收藏商品
+         $isCollected = (bool) $user?->skuFavorites()->where('sku_id', $sku->id)->exists();
+
+         return response()->json([
+             'spu_specs' => $spuSpecs,
+             'sku' => ProduckSkuResource::make($sku),
+             'is_collected' => $isCollected,
+             'features' => ProductFeatureResource::collection($spu->features),
+         ]);
+    }
+
     /**
      * 收藏商品
      *

app/Endpoint/Api/routes.php

@@ -70,6 +70,7 @@ Route::group([
     // 筛选商品
     Route::get('product/products', [ProductSkuController::class, 'index']);
     // 查看商品
+    Route::get('product/sku/{id}', [ProductSkuController::class, 'sku']);
     Route::get('product/products/{product}', [ProductSkuController::class, 'show']);
     //查看搜索热词
     Route::get('product/search-hot-keys', [ProductSkuController::class, 'searchHotKeys']);