完成update 方法

application/em/controller/Useage.php

@@ -8,6 +8,7 @@ use app\em\model\Staff;
 use app\em\model\Station;
 use app\em\model\UseageDetail;
 use app\em\validate\UseageGeneralInfoValidate;
+use think\Db;
 use think\facade\Request;
 use think\facade\Session;
 
@@ -118,9 +119,11 @@ class Useage extends Base
     }
 
     //保存抄表单
-    public function store(){
+    public function store($useage_id = ''){
         //获取表单数据
         $data = Request::post();
+
+        $action = '新增';
         //数据验证
         $validate = new UseageGeneralInfoValidate();
         //根据计量模式 验证去表单数据
@@ -129,25 +132,46 @@ class Useage extends Base
         }
         //获取电表基本信息
         $em = (new \app\em\model\Em)->getEmInfoById(['id'=>$data['em_id']],'rule');
-        //保存抄表单
+
+        if(empty($useage_id)) {
             $uModel = new \app\em\model\Useage();
-        //生成抄表单ID
-        $data['useage_id'] = $this->getUId();
-        $data['last_sum_numb'] = $data['last_numb'];
-        $data['current_sum_numb'] = $data['current_numb'];
-        //保存用户ID
+            $uModel->useage_id = $this->getUId();
             $user  =  Session::get('user');
-        $data['uid'] = $user['user_id'];
+            $uModel->uid = $user['user_id'];
+            $uModel->last_sum_numb = $data['last_numb'];
+            $uModel->last_date = $data['last_date'];
+            $uModel->em_id = $data['em_id'];
             //峰谷类型
-        $data['type'] = $data['pricing_type'];
+            $uModel->type = $data['pricing_type'];
+        }
+        else {
+            $this->checkEnd($useage_id);
+            $action = '修改';
+            $uModel = (new \app\em\model\Useage())->get(['useage_id' => $useage_id]);
+        }
+        //更新
+        $uModel->staff_id = $data['staff_id'];
+        $uModel->current_date = $data['current_date'];
+        $uModel->current_sum_numb = $data['current_numb'];
+        $uModel->photo_id = $data['photo_id'];
+
         //单价
-        $data['price'] = $data['pricing_type'] == 1 ? $em->rule->pay_price : $data['price'];
-        $uModel->save($data);    //保存抄表记录
+        $uModel->price = $data['pricing_type'] == 1 ? $em->rule->pay_price : $data['price'];
+        $uModel->save();    //保存抄表记录
 
-        $data['type'] = $data['type'] == 1 ? 5 : 6;
+        if(empty($useage_id)){
             $udModel = new UseageDetail();  //抄表详情模型
-        $udModel->save($data);
-        return json(['status'=>1,'message'=>'添加抄表记录成功']);
+            $udModel->type = $data['type'] == 1 ? 5 : 6;
+            $uModel->current_numb = $data['current_numb'];
+            $uModel->last_numb = $data['last_numb'];
+        } else {
+            $udModel = (new UseageDetail())->get(['useage_id' => $useage_id]);;  //抄表详情模型
+        }
+        $udModel->current_numb = $data['current_numb'];
+        $udModel->price = $uModel->price;
+
+        $udModel->save();
+        return json(['status'=>1,'message'=>$action.'抄表记录成功']);
     }
 
     /**
@@ -210,30 +234,48 @@ class Useage extends Base
         $useage->repo_numb = round(round($useage->current_sum_numb - $useage->last_sum_numb,2) * $useage->rate,2);
         $this->assign('em',$em);
         $this->assign('useage',$useage);
-
         return $this->fetch('detail');
-
     }
 
-
     public function del(){
-        $uid = Request::param('uid');
+        $useage_id = Request::param('uid');
+        $this->checkEnd($useage_id);
+        $useage = (new \app\em\model\Useage())->get(['useage_id'=>$useage_id]);
+        $useage_details = (new UseageDetail())->select(['useage_id'=>$useage_id]);
 
-        $useage = (new \app\em\model\Useage())->get(['useage_id'=>$uid]);
-        $useage_details = (new UseageDetail())->select(['useage_id'=>$uid]);
-        if(!$useage){
-            return json(['status'=>0,'message'=>"删除异常，未找到单据编号，请联系管理员"]);
-        }
 
-        if($useage->delete()){
-            if(!$useage_details->isEmpty()){
-                foreach ($useage_details as $k => $v){
-                    unset($useage_details[$k]);
-                }
-            }
+        Db::startTrans();
+        try{
+            $useage->delete();
+            $useage_details->delete();
+            Db::commit();
             return json(['status'=>1,'message'=>"删除单据成功"]);
-        } {
+        } catch (\Exception $e) {
+            // 回滚事务
+            Db::rollback();
             return json(['status'=>0,'message'=>"删除异常，单据删除失败，请联系管理员"]);
         }
     }
+
+    /**
+     * 判断useage_id是否是em_id的最后一条记录
+     * @param $useage_id
+     * @return bool
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @throws \think\exception\DbException
+     */
+    public function checkEnd($useage_id){
+        $uModel = (new \app\em\model\Useage())->get(['useage_id'=>$useage_id]);
+        if(!$uModel) return json(['status'=>0,'message'=>"不存在的抄表单号,请联系管理员"]);
+        if($uModel->status == 2) return json(['status'=>0,'message'=>"已审核过的单据无法编辑,请联系管理员"]);
+
+        //找出电表最后一条数据
+        $lastModel = (new \app\em\model\Useage())->where('em_id','=',$uModel->em_id)
+            ->order('id desc')->find();
+        if($lastModel->status == 2) return json(['status'=>0,'message'=>"单号不是最新的抄表记录且最新的抄表记录已经审核无法修改,请联系管理员"]);
+        if($uModel->id != $lastModel->id){
+            return json(['status'=>0,'message'=>"抄表单号不是最新的抄表记录,无法修改,请联系管理员"]);
+        }
+    }
 }
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