完善商品选择商品特点

app/Admin/Controllers/ProductSpuController.php

@@ -3,6 +3,7 @@
 namespace App\Admin\Controllers;
 
 use App\Admin\Repositories\ProductSpu;
+use App\Models\ProductFeature;
 use App\Models\ProductGroup;
 use Carbon\Carbon;
 use Dcat\Admin\Admin;
@@ -24,11 +25,11 @@ class ProductSpuController extends AdminController
             $grid->column('id')->sortable();
             $grid->column('name');
             $grid->column('subtitle');
-            $grid->column('cover')->image(80, 80);
-            $grid->column('sell_price');
-            $grid->column('market_price');
-            $grid->column('cost_price');
-            $grid->column('vip_price');
+            // $grid->column('cover')->image(80, 80);
+            $grid->column('sell_price')->prepend('￥');
+            $grid->column('market_price')->prepend('￥');
+            $grid->column('cost_price')->prepend('￥');
+            $grid->column('vip_price')->prepend('￥');
             $grid->column('weight');
             $grid->column('created_at')->sortable();
 
@@ -91,7 +92,8 @@ class ProductSpuController extends AdminController
      */
     protected function form()
     {
-        return Form::make(new ProductSpu(), function (Form $form) {
+        $builder = ProductSpu::with(['features']);
+        return Form::make($builder, function (Form $form) {
             $form->display('id');
 
             if ($form->isCreating()) {
@@ -111,6 +113,13 @@ class ProductSpuController extends AdminController
                         ->saveFullUrl()
                         ->removable(false)
                         ->autoUpload();
+            $form->multipleSelect('features')->options(ProductFeature::all()->pluck('name', 'id'))->customFormat(function ($v) {
+                if (! $v) {
+                    return [];
+                }
+                // 从数据库中查出的二维数组中转化成ID
+                return array_column($v, 'id');
+            });
             $form->editor('description');
             $form->number('weight');
 

app/Models/ProductSpu.php

@@ -46,4 +46,9 @@ class ProductSpu extends Model
     {
         return $this->hasMany(ProductSpuSpec::class, 'product_spu_id');
     }
+
+    public function features()
+    {
+        return $this->belongsToMany(ProductFeature::class, 'product_spu_features', 'feature_id', 'spu_id');
+    }
 }

app/Models/ProductSpuFeature.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class ProductSpuFeature extends Model
+{
+    use HasFactory;
+}

database/migrations/2021_11_30_100440_create_product_spu_features_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateProductSpuFeaturesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('product_spu_features', function (Blueprint $table) {
+            // $table->id();
+            $table->unsignedBigInteger('feature_id')->comment('特点ID');
+            $table->unsignedBigInteger('spu_id')->comment('主商品ID');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('product_spu_features');
+    }
+}

resources/lang/zh_CN/product-spu.php

@@ -13,6 +13,7 @@ return [
         'subtitle' => '商品副标题',
         'cover' => '封面图',
         'images' => '商品图片',
+        'features' => '商品特点',
         'description' => '商品详情',
         'sell_price' => '销售价格',
         'market_price' => '市场价格',