更新数据关联查询，以及基本的数据的编辑，部分有待进一步完善。

app/admin/controller/PdmPurchasecode.php

@@ -30,7 +30,51 @@ class PdmPurchasecode extends AdminController
      * 默认生成的方法为index/add/edit/del/status 五个方法
      * 当创建CURD的时候，DIY的函数体和模板为空，请自行编写代码
      */
-    
+
+     public function index(): \support\Response
+     {
+ 
+ 
+         if (request()->isAjax()) {
+ 
+             // $post = input();
+             // $post = request()->post();
+             $post = request()->all();
+             // $post['partnumber'] = input('partnumber');
+             // $pid = input('pid'); 
+             $limit = (int)input('limit') ?? 10;
+             $page = (int)input('page') ?? 1;
+             // if ($pid == null) {
+             //     $pid = (string)$this->model->minId();
+             // } 
+ 
+             // 生成查询数据
+             $where = $this->buildSelectParams();
+             $fieldList = $this->model->getFields();
+             $order = !array_key_exists('sort', $fieldList) ? 'id' : 'sort';
+             // $where[] = ['pid','in',$pid];
+             // $where[] = [];
+             if (!empty($post['keyword'])) {
+                 $where[] = ['partnumber|purchasecode|parttype|value|description|mpn|mfgname|symbol|footprint|datasheet|usernickname|department','like','%'.$post['keyword'].'%'];
+                 // $where[] = ['reference','like','%'.$post['keyword'].'%'];
+                 // $where[] = ['content','like','%'.$post['keyword'].'%'];
+                 // $where[] = ['item','like','%'.$post['keyword'].'%'];
+             }             
+ 
+             $count = $this->model->where($where)->count();
+             $subQuery = $this->model->field('id')->where($where)->order($order, 'desc')->limit($limit)->page($page)->buildSql();
+             $subQuery = '( SELECT object.id FROM ' . $subQuery . ' AS object )';
+ 
+             // $list = $this->model->where($where)->limit((int)$limit)->page((int)$page)->select();    
+             $list = $this->model->with($this->relationModel)->where('id in' . $subQuery)->order($order, 'asc')->select() ;            
+             // $list = $this->model->where($where)->limit((int)$limit)->page((int)$page)->select();
+ 
+             return $this->success('查询成功', null, $list, $count);
+         }
+ 
+         return $this->view();
+        //  return view('/pdm_partitem_view/index',[ ]);
+     }
 
 
 }