optimize seq, specifying that seq is stored in the only certain unknown

internal/msggateway/constant.go

@@ -0,0 +1,41 @@
+package msggateway
+
+import "time"
+
+const (
+	WsUserID                = "sendID"
+	CommonUserID            = "userID"
+	PlatformID              = "platformID"
+	ConnID                  = "connID"
+	Token                   = "token"
+	OperationID             = "operationID"
+	Compression             = "compression"
+	GzipCompressionProtocol = "gzip"
+	BackgroundStatus        = "isBackground"
+)
+const (
+	WebSocket = iota + 1
+)
+const (
+	//Websocket Protocol
+	WSGetNewestSeq        = 1001
+	WSPullMsgBySeqList    = 1002
+	WSSendMsg             = 1003
+	WSSendSignalMsg       = 1004
+	WSPushMsg             = 2001
+	WSKickOnlineMsg       = 2002
+	WsLogoutMsg           = 2003
+	WsSetBackgroundStatus = 2004
+	WSDataError           = 3001
+)
+
+const (
+	// Time allowed to write a message to the peer.
+	writeWait = 10 * time.Second
+
+	// Time allowed to read the next pong message from the peer.
+	pongWait = 30 * time.Second
+
+	// Maximum message size allowed from peer.
+	maxMessageSize = 51200
+)