update

app/common/model/MaintenanceCategory.php

@@ -36,15 +36,6 @@ class MaintenanceCategory extends BaseModel
         return static::get($categoryId);
     }
 
-    public function catImg(): HasOne
-    {
-        $module = self::getCalledModule();
-        return $this->hasOne("app\\{$module}\\model\\UploadFile", 'file_id', 'img_id')
-            ->bind(['img_url' => 'preview_url']);
-    }
-
-
-
     /**
      * 获取列表
      * @param array $where
@@ -55,7 +46,7 @@ class MaintenanceCategory extends BaseModel
      */
     public function getList(array $where = []): \think\Collection
     {
-        return $this->where($where)->with(['catImg'])
+        return $this->where($where)
             ->order(['sort', $this->getPk()])
             ->select();
     }

app/store/model/Maintenance.php

@@ -13,6 +13,7 @@ declare (strict_types=1);
 namespace app\store\model;
 
 use app\common\model\Maintenance as MaintenanceModel;
+use think\model\relation\HasOne;
 
 /**
  * 文章模型
@@ -41,7 +42,7 @@ class Maintenance extends  MaintenanceModel
         $params['status'] > -1 && $filter[] = ['status', '=', $params['status']];
         $params['categoryId'] > 0 && $filter[] = ['category_id', '=', $params['categoryId']];
         // 查询列表数据
-        $data =  $this->where($filter)
+        $data =  $this->where($filter)->with(['catImg'])
             ->where('is_delete', '=', 0)
             ->order(['sort' => 'asc', 'create_time' => 'desc'])
             ->paginate(15);
@@ -108,4 +109,11 @@ class Maintenance extends  MaintenanceModel
     {
         return (new static)->where($where)->where('is_delete', '=', 0)->count();
     }
+
+    public function catImg(): HasOne
+    {
+        $module = self::getCalledModule();
+        return $this->hasOne("app\\{$module}\\model\\UploadFile", 'file_id', 'img_id')
+            ->bind(['img_url' => 'preview_url']);
+    }
 }