feat:修复ask和bid排序

@@ -230,8 +230,8 @@ class ExBroker
                 $data = $this->api->depth(['symbol' => $data['s'], 'limit' => 1000]);
                 if ($data) {
                     $this->depthData['lid'] = $data['lastUpdateId'];
-                    $this->depthData['bids'] = $this->formatDepthData($data['bids']);
-                    $this->depthData['asks'] = $this->formatDepthData($data['asks']);
+                    $this->depthData['bids'] = $this->formatDepthData($data['bids'], 'bids');
+                    $this->depthData['asks'] = $this->formatDepthData($data['asks'], 'asks');
                     $this->depthData['uts'] = $data['T'];
                 }
                 $this->gettingDepth = false;
@@ -255,7 +255,7 @@ class ExBroker
             $this->addDepthData($data);
         }
     }
-    private function formatDepthData($data)
+    private function formatDepthData($data, $type)
     {
         $newData = [];
         foreach ($data as $item) {
@@ -263,12 +263,19 @@ class ExBroker
             $qty = ($item[1]);
             $newData[$price] = $qty;
         }
+        if ($type == 'asks') {
+            //从小到大排序
+            ksort($newData);
+        } else {
+            //从大到小排序
+            krsort($newData);
+        }
         return $newData;
     }
     private function addDepthData($data)
     {
-        $data['a'] = $this->formatDepthData($data['a']);
-        $data['b'] = $this->formatDepthData($data['b']);
+        $data['a'] = $this->formatDepthData($data['a'], 'asks');
+        $data['b'] = $this->formatDepthData($data['b'], 'bids');
         $this->depthData['asks'] = array_merge($this->depthData['asks'], $data['a']);
         $this->depthData['bids'] = array_merge($this->depthData['bids'], $data['b']);
         //保留值不为0的数据
@@ -278,10 +285,10 @@ class ExBroker
         $this->depthData['bids'] = array_filter($this->depthData['bids'], function ($v) {
             return floatval($v) != 0;
         });
-        //从大到小排序
-        krsort($this->depthData['asks']);
         //从小到大排序
-        ksort($this->depthData['bids']);
+        ksort($this->depthData['asks']);
+        //从大到小排序
+        krsort($this->depthData['bids']);
         $this->depthData['lid'] = $data['u'];
         $this->depthData['uts'] = $data['T'];
     }