添加可使用库存字段

app/Models/ExchangeSetting.php

@@ -41,7 +41,6 @@ class ExchangeSetting extends Model
         //先从redis里面查询是否有列表,没有的话从MySQL里面取出并且放入redis
         $redis = new RedisModel();
         $settings = $this->getExchangeSettingsFromRedis();
-        $count = 0;
         if (!$settings) {
             $result = $this->addExchangeSettingListToRedis();
             if (!$result) {
@@ -49,7 +48,8 @@ class ExchangeSetting extends Model
                 $settings = $this->getExchangeSettingsFromRedis();
             }
         }
-
+        //这边还要去redis获取每项的可使用库存
+        $settings = $this->getAvailableStock($settings);
         //如果需要过滤type
         if ($map['type']) {
             $settings = array_filter($settings, function ($value) use ($map) {
@@ -138,6 +138,18 @@ class ExchangeSetting extends Model
         }
     }
 
+    public function getAvailableStock($settings = [])
+    {
+        $redis = new RedisModel();
+        foreach ($settings as $key => &$setting) {
+            $key = 'ic_exchange_settings_' . $setting['id'];
+            $setting['available_stock'] = $redis->llen($key);
+        }
+        unset($setting);
+
+        return $settings;
+    }
+
     public function updateExchangeSetting($id, $data = [])
     {
         $result = DB::transaction(function () use ($id, $data) {