/// <summary>
/// 发送websocket消息
/// </summary>
/// <returns></returns>
public static async Task <bool> SendMsgAsync(MsgTemplate msg)
{
bool _Result = false;
try
{
if (!ChatWebSocketMiddleware._sockets.ContainsKey(msg.ReceiverID))
{
//不存在接收端连接
return(_Result);
}
var socket = ChatWebSocketMiddleware._sockets.Where(i => i.Key == msg.ReceiverID).FirstOrDefault();
if (socket.Value.State != WebSocketState.Open)
{
//接收端已断开
return(_Result);
}
// 控制只有接收者才能收到消息
await ChatWebSocketMiddleware.SendStringAsync(socket.Value, JsonConvert.SerializeObject(msg), CancellationToken.None);
_Result = true;
}
catch
{
throw;
}
return(_Result);
}
async void MessageReceived(string msg)
{
try
{
log.WriteLogToFile("IOTMsg", msg, 0);
// log.WriteLogToFile(msg, "WebSocketLog");
string type = "";
Dictionary <string, Object> dic = Newtonsoft.Json.JsonConvert.DeserializeObject <Dictionary <string, Object> >(msg.ToLower());
if (dic["content"] != null && dic["senderid"] != null)
{
Dictionary <string, Object> Commands = JsonConvert.DeserializeObject <Dictionary <string, Object> >(dic["content"].ToString());
if (!string.IsNullOrEmpty(Commands["type"].ToString()))
{
type = Commands["type"].ToString();
}
switch (type.Trim())
{
case "dataupdate":
log.WriteLogToFile("云端数据更新", "WebSocketLog");
if (!string.IsNullOrEmpty(Commands["modulename"].ToString()))
{
Pull pull = new Pull();
switch (Commands["modulename"].ToString().Trim())
{
case "app":
await pull.PullAppData();
break;
case "dev":
await pull.PullDevData();
break;
case "file":
await pull.PullFileData();
break;
case "init":
await pull.PullInitData();
break;
case "prog":
await pull.PullProgramData();
break;
case "review":
await pull.PullReviewData();
break;
case "shopinfo":
await pull.PullShopInfoData();
break;
case "system":
await pull.PullSystemData();
break;
default:
break;
}
}
break;
case "devicecommand":
DbContextOptions <ContextString> options = new DbContextOptions <ContextString>();
ContextString dbContext = new ContextString(options);
log.WriteLogToFile("设备命令", "WebSocketLog");
if (!string.IsNullOrEmpty(Commands["devicecode"].ToString()) && !string.IsNullOrEmpty(Commands["cmdstr"].ToString()) && !string.IsNullOrEmpty(Commands["msgtype"].ToString()))
{
var devicecode = Commands["devicecode"].ToString();
var cmdstr = Commands["cmdstr"].ToString();
var msgtype = Commands["msgtype"].ToString();
MsgTemplate msgTemplate = new MsgTemplate();
// var dev = dbContext.Device.Where(i => i.Code == devicecode).FirstOrDefault();
//if (dev != null)
//{
msgTemplate.SenderID = Method.ServerAddr;
msgTemplate.MessageType = msgtype;
msgTemplate.Content = cmdstr;
msgTemplate.ReceiverID = devicecode;
await Method.SendMsgAsync(msgTemplate);
// }
}
break;
default:
break;
}
}
if (WebSocketReceiveEvent != null)
{
WebSocketReceiveEvent(type, "");
}
}
catch (Exception ex)
{
// log.WriteLogToFile(ex.ToString(), "WebSocketLog");
log.WriteLogToFile("IOTMsg", ex.ToString(), 0);
}
}
