添加异常处理

app/Model/MediaModel.php

@@ -3,6 +3,7 @@
 namespace App\Model;
 
 use App\Exceptions\DatabaseException;
+use App\Tool\Constant;
 use Illuminate\Support\Facades\DB;
 use Jenssegers\Mongodb\Eloquent\Model as Eloquent;
 use MongoDB\Client;
@@ -35,7 +36,7 @@ class MediaModel extends Eloquent
         try{
             $test = MediaModel::query()->raw(function ($collection) use($request){
 
-                $aggregate = [];
+                $aggregate[]['$limit'] = Constant::PAGE_NUMBER??$request->pagesize;
 
                 if (isset($request->media_id)){
 
@@ -50,7 +51,8 @@ class MediaModel extends Eloquent
                     $aggregate[]['$match']['media_name'] = ['$regex' => $request->media_name ];
                 }
 
-                dd($aggregate);
+
+
 
                 return $collection->aggregate($aggregate)->toArray();
 
@@ -99,6 +101,13 @@ class MediaModel extends Eloquent
              */
             $media_id = $request->media_id;
 
+
+            $media = MediaModel::where("_id",$media_id)->first();
+
+            if (!empty($media)){
+                throw new \Exception("媒资编号已被使用");
+            }
+
             //hb15011&河北公务员考试试题
             /**
              * 媒资名称是由课程编号与课程名称组成

app/Tool/Constant.php

+<?php
+
+namespace App\Tool;
+
+/**
+ * 主节点常量
+ */
+class Constant {
+    # 接口响应成功
+    const RESPONSE_SUCCESS    = 0;
+    # 表单验证失败
+    const EXCEPTION_FORM_FAIL = 1;
+    # 数据库操作失败
+    const EXCEPTION_DATA_FAIL = 2;
+    # 控制器异常
+    const EXCEPTION_CTRL_FAIL = 3;
+    # 默认分页数
+    const PAGE_NUMBER         = 10;
+    # 升序
+    const SORT_ASC            = 'asc';
+    # 降序
+    const SORT_DESC           = 'desc';
+
+}
\ No newline at end of file

app/Tool/SrsHookValidate.php

@@ -39,6 +39,8 @@ class SrsHookValidate {
         $params = $request->all();
         $request->replace(self::filterField($params,array_keys($rules)));
 
+
+
         $validator = \Illuminate\Support\Facades\Validator::make($request->all(), $rules,$message);
         if ($callback) {
             $validator->after(function() use ($callback,$validator,$request){