实现缓存+mqtt设备消息监听

internal/controller/statistic/statistic_v1_get_online_device.go

@@ -10,6 +10,11 @@ import (
 )
 
 func (c *ControllerV1) GetOnlineDevice(ctx context.Context, req *v1.GetOnlineDeviceReq) (res *v1.GetOnlineDeviceRes, err error) {
-	card, err := g.Redis().SCard(ctx, fmt.Sprintf(consts.NetbarOnlineDeviceSetKey, req.NetbarAccount))
-	return &v1.GetOnlineDeviceRes{Total: card}, err
+	get, err := g.Redis().Get(ctx, fmt.Sprintf(consts.NetbarOnlineNumberKey, req.NetbarAccount))
+	if err != nil {
+		return nil, err
+	}
+	return &v1.GetOnlineDeviceRes{
+		Total: get.Int64(),
+	}, nil
 }