修改show方法支持传入user_id

app/Http/Controllers/UserExchangesController.php

@@ -27,8 +27,18 @@ class UserExchangesController extends Controller
      */
     public function show(Request $request)
     {
-        $id = $request->id;
-        $userExchange = UserExchange::with('exchange_setting')->where('id', $id)->first()->toArray();
+        //判断是根据user_id还是主键id获取
+        $userExchange = [];
+        if ($id = $request->get('id')) {
+            $map = [['id', '=', $id]];
+            $userExchange = UserExchange::with('exchange_setting')->where($map)->first()->toArray();
+        } elseif ($userId = $request->get('user_id')) {
+            $map = [['user_id', '=', $userId]];
+            $userExchange = UserExchange::with('exchange_setting')->where($map)
+                ->orderBy('id','desc')
+                ->first()
+                ->toArray();
+        }
 
         return $this->Export(0, 'ok', ['data' => $userExchange]);
     }