商品预售

app/Admin/Controllers/ProductSpuController.php

@@ -52,6 +52,7 @@ class ProductSpuController extends AdminController
             });
             $grid->column('weight');
             $grid->column('sales_value');
+            $grid->column('is_pre_sale')->switch();
             $grid->column('created_at')->sortable();
 
             //排序
@@ -213,6 +214,8 @@ class ProductSpuController extends AdminController
             $form->ignore(['one_category', 'two_category', 'attr_group']);
             $form->display('created_at');
             $form->display('updated_at');
+
+            $form->hidden('is_pre_sale');
         });
     }
 

app/Endpoint/Api/Http/Controllers/Order/OrderPreController.php

@@ -78,6 +78,7 @@ class OrderPreController extends Controller
 
         $scene = http_build_query([
             'order_pre' =>  $order_pre->id,
+            'invite_code' => $user->userInfo->code,
         ]);
 
         $response = $app->app_code->getUnlimit($scene, [

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

@@ -118,6 +118,7 @@ class ProductSkuController extends Controller
             'sku' => ProduckSkuResource::make($sku),
             'is_collected' => $isCollected,
             'features' => ProductFeatureResource::collection($spu->features),
+            'is_pre_sale' => !!$spu->is_pre_sale
         ]);
     }
 

app/Models/ProductSku.php

@@ -159,13 +159,11 @@ class ProductSku extends Model
      */
     public function getSaleableStockAttribute(): int
     {
-        // 因预售商品功能, 所以这里直接返回
-        return 1000000;
-        // if ($this->isOnline()) {
-        //     return $this->attributes['stock'];
-        // }
+        if ($this->isOnline()) {
+            return $this->attributes['stock'];
+        }
 
-        // return 0;
+        return 0;
     }
 
     /**

app/Models/ProductSpu.php

@@ -57,7 +57,8 @@ class ProductSpu extends Model
         'release_at',
         'sales_value',
         'cover',
-        'description'
+        'description',
+        'is_pre_sale',
     ];
 
     public function modelFilter()

app/Services/OrderService.php

@@ -114,7 +114,8 @@ class OrderService
         foreach ($products as $product) {
             $sku = $product['sku'];
 
-            if ($product['quantity'] > $sku->saleable_stock) {
+            // 商品是否预售
+            if (!$sku->spu->is_pre_sale && $product['quantity'] > $sku->saleable_stock) {
                 throw new BizException('商品库存不足');
             }
         }
@@ -385,11 +386,16 @@ class OrderService
     protected function deductProduct(ProductSku $sku, int $qty)
     {
         $sku->update([
-            'sales' => DB::Raw("sales + {$qty}"),
-            // 扣商品库存
-            // 'stock' => DB::raw("stock - {$qty}"),
+            'sales' => DB::Raw("sales + {$qty}")
         ]);
 
+        // 未开启预售, 扣除商品库存
+        if ($sku->spu && !$sku->spu->is_pre_sale) {
+            $sku->update([
+                'stock' => DB::raw("stock - {$qty}")
+            ]);
+        }
+
         $sku->spu?->increment('sales', $qty);
 
         // // 如果是因为赠品库存不足引起的异常，则需重试

database/migrations/2022_06_09_092000_add_is_pre_sale_to_product_spus.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddIsPreSaleToProductSpus extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('product_spus', function (Blueprint $table) {
+            $table->unsignedTinyInteger('is_pre_sale')->default(1)->comment('是否预售');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('product_spus', function (Blueprint $table) {
+            $table->dropColumn(['is_pre_sale']);
+        });
+    }
+}

resources/lang/zh_CN/product-spu.php

@@ -39,6 +39,7 @@ return [
         'category'=>[
             'name'=>'商品分类',
         ],
+        'is_pre_sale' => '预售',
     ],
     'options' => [
         'deny' => '删除失败',