MWSE/script/wsjs.js

function WSJS()
{
    this.isActive = false;
    this.ws = WSJS.activeWS || null;
    this.endpoint = null;
};
WSJS.activeWS = null;
WSJS.prototype.connect = function(url){
    this.ws = new WebSocket(url);
    this.addListeners();
}
WSJS.prototype.addListeners = function(){
    this.ws.addEventListener("close", this.closedEvent.bind(this));
    this.ws.addEventListener("message", this.messageEvent.bind(this));
    this.ws.addEventListener("open", this.openMessage.bind(this));
}
WSJS.prototype.closedEvent = function(){
    WSJS.activeWS = null;
    this.isActive = false;
    this.ws = null;
    this.events.dispatchEvent(new Event("close"));
}
WSJS.prototype.openMessage = function(){
    WSJS.activeWS = this.ws;
    this.isActive = true;
    this.events.dispatchEvent(new Event("open"));
}
WSJS.prototype.messageEvent = function({data}){
    let [payload, id, action] = JSON.parse(data);
    if(typeof id === 'number')
    {
        if(this.requests.has(id))
        {
            this.requests.get(id)(payload, action);
            switch(action)
            {
                case 'E':{  // [E]ND flag
                    this.requests.delete(id);
                    break;
                }
                case 'S':  // [S]TREAM flag
                default:{
                    break;
                }
            }
        }else console.warn("Missing event sended from server");
    }else{
        if(this.signals.has(id))
        {
            for (const callback of this.signals.get(id)) {
                callback(payload);
            }
        }else console.warn("Missing event sended from server");
    }
}
WSJS.prototype.events = new EventTarget();
WSJS.prototype.scope = function(func){
    if(this.isActive)
    {
        func();
    }else this.events.addEventListener("open", func);
}

WSJS.prototype.sendOnly = function(obj){
    if(this.isActive)
    {
        this.sendRaw([obj,'R']);
    }else throw new Error(`socket could be a active`);
}
WSJS.prototype.requests = new Map();
WSJS.prototype.requestCount = 0;
WSJS.prototype.request = async function(obj){
    if(this.isActive)
    {
        return await new Promise(ok => {
            let id = ++this.requestCount;
            this.sendRaw([obj,id,'R']);
            this.requests.set(id,data => {
                ok(data);
            });
        })
    }else throw new Error(`socket could be a active`);
}
WSJS.prototype.stream = async function(obj,callback){
    if(this.isActive)
    {
        let id = ++this.requestCount;
        this.sendRaw([obj, id, 'S']);
        this.requests.set(id,data => {
            callback(data);
        });
    }else throw new Error(`socket could be a active`);
}
WSJS.prototype.signals = new Map();
WSJS.prototype.signal = async function(name, callback){
    if(!this.signals.has(name))
    {
        this.signals.set(name, [callback]);
    }else{
        this.signals.get(name).push(callback);
    }
}
WSJS.prototype.slot = async function(name, obj){
    if(this.isActive)
    {
        if(typeof name == "string")
        {
            this.sendOnly([obj,name]);
        }else{
            throw new Error(`name could be a string, gived ${typeof name}`);
        }
    }else throw new Error(`socket could be a active`);
}
WSJS.prototype.sendRaw = function(obj){
    if(this.isActive)
    {
        this.ws.send(JSON.stringify(obj))
    };
};







WSJS.prototype.authWith = async function(username, password){
    await this.request({
        type: 'auth/login',
        username,
        password
    });
};
WSJS.prototype.fetchMyRoomInfo = async function(){
    return await this.request({
        type: 'myroom-info'
    });
};
WSJS.prototype.createRoom = async function(options){
    let result =  await this.request({
        type: 'create-room',
        accessType: options.accessType || "private",
        notifyActionInvite: options.notifyActionInvite === undefined ? true : options.notifyActionInvite,
        notifyActionJoined: options.notifyActionJoined === undefined ? true : options.notifyActionJoined,
        notifyActionEjected: options.notifyActionEjected === undefined ? true : options.notifyActionEjected,
        joinType: options.joinType || "free",
        description: options.description || "No Description",
        name: options.name || "No",
        credential: options.credential || undefined
    });
    return result;
};
WSJS.prototype.roomInfo = async function(name){
    let result = await this.request({
        type: 'room-info',
        name
    });
    return result;
};
WSJS.prototype.joinRoom = async function(options){
    let result =  await this.request({
        ...options,
        type: 'joinroom'
    });
    return result;
};
WSJS.prototype.joinedRooms = new Map();
WSJS.prototype.getJoinedRooms = async function(){
    return await this.request({
        type: 'joinedrooms'
    });
};
WSJS.prototype.getRoomPeers = async function(id){
    return await this.request({
        type: 'room-peers',
        roomId: id
    });
};
WSJS.prototype.sendPackToPeer = async function(roomId, pack){
    return await this.sendOnly({
        type: 'pack/to',
        to: roomId,
        pack,
        handshake: false
    });
};
WSJS.prototype.sendPackToRoom = async function(roomId, pack){
    return await this.sendOnly({
        type: 'pack/room',
        to: roomId,
        pack,
        handshake: false
    });
};