const VERSION = "1.0.0";

// Client acts as the message hub for the whole game.
// WebSocket messages come into Client and Client redirects them to the lobby or table based on the state of the game.
// Client also performs the handshake for first starting the connection and messages everyone if the connection errors or closes.
class Client{

    constructor (serveraddr, game)
    {
        this.socket = new SockWorker(serveraddr, VERSION);
        this.socket.addEventListener("error", this.socketError.bind(this));
        this.socket.addEventListener("closed", this.socketClose.bind(this));
        this.socket.addEventListener("handshake", this.handshake.bind(this));
        this.socket.addEventListener("menu", this.menu.bind(this));
        this.socket.addEventListener("game", this.game.bind(this));

        this.lobby = new Lobby(document.getElementsByClassName("lobby")[0], this.socket);

        this.drag = new MultiDrag();
        
        this.table = new Table(document.getElementsByClassName("table")[0], this.drag, this.socket);

        this.chat = new Chat(document.getElementsByClassName("chat")[0], this.socket);
        this.chat.addChannel("global");
        this.chat.switchChannel("global");

        this.game = game;
    }

    // Initialize the connection
    init ()
    {
        this.socket.init();
    }

    // Callbacks for if the socket fails or closes

    socketError() {
        this.lobby.setState("Error", "closed", this.socket.server);
        this.table.handleClose();
    }

    socketClose() {
        this.lobby.setState("Closed", "closed", this.socket.server);
        this.table.handleClose();
    }

    // Callback when negotiating with the server for the first time and we are determining versions
    handshake (m)
    {
        switch (m.type) {
            case "verr":
                this.socket.close();
                alert(`Error connecting to server: version of client (${this.version}) not accepted.`);
                console.error(`Error connecting to server: version of client (${this.version}) not accepted.`);
                console.error(m.data);
                return;
            case "ready":
                this.socket.send("ready", "");
                return;
        }
    }

    // Menu switch, called when in the lobby and a message arrives from the server
    menu (m)
    {
        switch (m.type) {
            case "plist":
                this.lobby.packList(m.data);
                break;
            case "glist":
                this.lobby.gameList(m.data, this.game);
                this.game = null;
                break;
            case "players":
                this.lobby.players(m.data);
                break;
            case "gdel":
                this.lobby.removeGame(m.data);
                break;
            case "gadd":
                this.lobby.addGame(m.data);
                break;
            case "pdel":
                this.lobby.removePlayer(m.data);
                break;
            case "padd":
                this.lobby.addPlayer(m.data);
                break;
            case "pmove":
                this.lobby.movePlayer(m.data);
                break;
        }
    }

    // Game switch, called when in game and a message arrives from the server
    game (m)
    {
        switch (m.type) {
            
        }
    }

    // Callback when a chat event is recieved from the server
    chat (m)
    {
        switch (m.type) {
            case "delchan":
                this.chat.deleteChannel(m.data);
                break;
            case "newchan":
                this.chat.addChannel(m.data);
                break;
            
            case "message":
                this.chat.recieveMessage(m.data.type, m.data.data);
        }
    }

    // Reset the lobby and table, then attempt to reopen the connection to the server.
    reset ()
    {
        this.lobby.reset();
        this.table.reset();

        this.socket.init();
    }

    joinGame(id)
    {
        this.table.openTable();
    }

    leaveGame()
    {
        
    }
}