func (self *ChatroomAction) View(msg *message.Message) {
if !utils.IsExistInMap(msg.Params, "ctName") {
response := daemon.NewSimpleMessage(msg.Src,
"Please input ctName")
hazel.SendMessage(response)
return
}
conn := db.RedisPool.Get()
defer conn.Close()
ctName := msg.Params["ctName"]
chatrooms, err := redis.Strings(conn.Do("LRANGE", "chatrooms", "0", "-1"))
if err != nil {
fmt.Println("redis error:", err)
}
var response *message.Message
if utils.StringInSlice(ctName, chatrooms) != -1 {
if number, err := redis.Int(conn.Do("LLEN", "chatroom:"+ctName)); err != nil {
fmt.Println("redis err:", err)
} else {
response = daemon.NewSimpleMessage(msg.Src,
fmt.Sprintf("%d", number))
// fmt.Sprintf("%d", len(self.ChatroomList[ctName].cid)))
}
} else {
response = daemon.NewSimpleMessage(msg.Src,
"the chatroom is not existed")
}
hazel.SendMessage(response)
}
func (self *ChatroomAction) Join(msg *message.Message) {
if !utils.IsExistInMap(msg.Params, "ctName") {
hazel.SendMessage(daemon.NewSimpleMessage(msg.Src,
"Please input ctName"))
return
}
ctName := msg.Params["ctName"]
conn := db.RedisPool.Get()
defer conn.Close()
chatrooms, err := redis.Strings(conn.Do("LRANGE", "chatrooms", "0", "-1"))
if err != nil {
fmt.Println("redis error:", err)
}
// original CHATROOMS -> chatroom
// now use redis
if utils.StringInSlice(ctName, chatrooms) != -1 {
self.Exit(msg)
// original event manager,
// now use interface + event trigger, see event.go
// cid.SetOnCloseListener(self)
// original way
// self.UserChatList[msg.Src] = self.ChatroomList[ctName]
// self.ChatroomList[ctName].cids = append(self.ChatroomList[ctName].cids, msg.Src)
// now use redis
err1 := conn.Send("HSET", msg.Src, "chatroom", ctName)
err2 := conn.Send("LPUSH", "chatroom:"+ctName, msg.Src)
if err1 != nil || err2 != nil {
hazel.SendMessage(daemon.NewSimpleMessage(msg.Src,
fmt.Sprintf("Failed")))
return
}
hazel.SendMessage(daemon.NewSimpleMessage(msg.Src,
fmt.Sprintf("you have joined <%s> chatroom", ctName)))
} else {
hazel.SendMessage(daemon.NewSimpleMessage(msg.Src,
fmt.Sprintf("<%s> chatroom is not existed", ctName)))
}
}