商品列表、分类管理、客户等级

app/Models/ProductCategoryModel.php

@@ -2,7 +2,6 @@
 
 namespace App\Models;
 
-use Illuminate\Database\Eloquent\Casts\Attribute;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
@@ -27,34 +26,37 @@ class ProductCategoryModel extends Model
         'name',
         'sort',
         'status',
-        'icon'
+        'icon_id'
     ];
 
     protected $casts = [
         'parent_id' => 'integer',
         'sort' => 'integer',
         'status' => 'integer',
-        'icon' => 'integer',
+        'icon_id' => 'integer',
         'created_at' => 'datetime:Y-m-d H:i:s',
         'updated_at' => 'datetime:Y-m-d H:i:s',
     ];
 
     protected $appends = ['icon_url'];
 
+    protected $with = ['icon'];
+
     /**
      * 关联图标
      */
     public function icon(): HasOne
     {
-        return $this->hasOne(SysFileModel::class, 'id', 'icon');
+        return $this->hasOne(SysFileModel::class, 'id', 'icon_id');
     }
 
     // 图标链接
-    public function icon_url(): Attribute
+    public function getIconUrlAttribute()
     {
-        return Attribute::make(
-            get: fn () => $this->icon->preview_url,
-        );
+        if($this->icon) {
+            return $this->icon->preview_url;
+        }
+        return null;
     }
 
     /**
@@ -87,14 +89,14 @@ class ProductCategoryModel extends Model
      * @param bool $onlyEnabled 是否仅返回启用分类
      * @return array<int, array{id: int, name: string, parent_id: int, sort: int, status: int, children?: array}>
      */
-    public static function getTreeData(bool $onlyEnabled = false): array
+    public static function getTreeData($columns = ['*'], bool $onlyEnabled = false): array
     {
         $query = static::query()->orderBy('sort')->orderBy('id');
         if ($onlyEnabled) {
             $query->where('status', self::STATUS_NORMAL);
         }
 
-        return static::buildTree($query->get()->toArray());
+        return static::buildTree($query->get($columns)->toArray());
     }
 
     /**