diff --git a/app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php b/app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php
index 2f6f2539..a8abd23b 100644
--- a/app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php
+++ b/app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php
@@ -46,24 +46,12 @@ class ProductSkuController extends Controller
         if (! $sku->isOnline()) {
             return response()->json([
                 'spu_specs' => [],
-                'sku' => array_merge(ProduckSkuResource::make($sku)->resolve(), [
-                    'status' => ProductSku::STATUS_OFFLINE,
-                ]),
+                'sku' => ProduckSkuResource::make($sku),
             ]);
         }
 
         $spu = ProductSpu::with('specs')->findOrFail($sku->spu_id);
 
-        // 如果商品已失效
-        if (! $spu->isValidProductSku($sku)) {
-            return response()->json([
-                'spu_specs' => [],
-                'sku' => array_merge(ProduckSkuResource::make($sku)->resolve(), [
-                    'status' => ProductSku::STATUS_INVALID,
-                ]),
-            ]);
-        }
-
         // 主商品的规格
         $spuSpecs = [];
 
@@ -106,9 +94,7 @@ class ProductSkuController extends Controller
 
         return response()->json([
             'spu_specs' => $spuSpecs,
-            'sku' => array_merge(ProduckSkuResource::make($sku)->resolve(), [
-                'status' => ProductSku::STATUS_ONLINE,
-            ]),
+            'sku' => ProduckSkuResource::make($sku),
         ]);
     }
 
diff --git a/app/Endpoint/Api/Http/Resources/ProductSku/ProduckSkuResource.php b/app/Endpoint/Api/Http/Resources/ProductSku/ProduckSkuResource.php
index 3e7d303f..f58cd1fb 100644
--- a/app/Endpoint/Api/Http/Resources/ProductSku/ProduckSkuResource.php
+++ b/app/Endpoint/Api/Http/Resources/ProductSku/ProduckSkuResource.php
@@ -28,6 +28,7 @@ class ProduckSkuResource extends JsonResource
             'attrs' => $this->attrs,
             'stock' => $this->saleable_stock,
             'weight' => (int) $this->weight,
+            'is_online' => $this->isOnline(),
         ];
     }
 }
diff --git a/app/Models/ProductSku.php b/app/Models/ProductSku.php
index 64c01c4a..ea9ddd1e 100644
--- a/app/Models/ProductSku.php
+++ b/app/Models/ProductSku.php
@@ -17,10 +17,6 @@ class ProductSku extends Model
     use Release;
     use SkuInfo;
 
-    public const STATUS_INVALID = -1;   // 无效的
-    public const STATUS_ONLINE = 1;     // 已上架
-    public const STATUS_OFFLINE = 2;    // 已下架
-
     /**
      * @var array
      */
@@ -94,6 +90,14 @@ class ProductSku extends Model
         return $this->belongsToMany(ProductPart::class, ProductPartSku::class, 'sku_id', 'part_id');
     }
 
+    /**
+     * 此商品的赠品
+     */
+    public function gifts()
+    {
+        return $this->hasMany(ProductGift::class, 'sku_id');
+    }
+
     /**
      * 确认此商品是否已上架
      *
@@ -117,14 +121,4 @@ class ProductSku extends Model
 
         return 0;
     }
-
-    /**
-     * 此商品的赠品
-     *
-     * @return void
-     */
-    public function gifts()
-    {
-        return $this->hasMany(ProductGift::class, 'sku_id');
-    }
 }