430 lines
8.6 KiB
JavaScript
430 lines
8.6 KiB
JavaScript
export default class ContentController{
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/* (1) Construct default attributes
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*
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---------------------------------------------------------*/
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constructor(){}
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/* (2) Channel bindings
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*
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---------------------------------------------------------*/
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get cid(){ return gs.get.channel.current; }
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get cbuf(){ return gs.get.channel._buffer; }
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/* (3) Room ID binding
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*
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---------------------------------------------------------*/
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get rid(){ return gs.get.room.text.current; }
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get rbuf(){ return gs.get.room._buffer.text; }
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get messages(){ return this.rbuf.messages; }
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get members(){ return this.rbuf.members; }
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// current user data
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get uid(){ return gs.get.auth.user.uid; }
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get ubuf(){ return gs.get.auth.user; }
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/* (5) User getter
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*
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* @user_id<int> User id
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*
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* @return user<array> User data
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*
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---------------------------------------------------------*/
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user(user_id=null){
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/* (1) Error: if invalid user_id */
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if( isNaN(user_id) )
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return {};
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/* (2) Error: unknown user */
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if( this.cbuf.users == null || this.cbuf.users.length < 1 )
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return {};
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/* (3) return user data */
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for( let u of this.cbuf.users )
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if( u.uid === user_id )
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return u;
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/* (4) Error */
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return {};
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}
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/* (6) Change username
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*
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* @username<String> New username
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---------------------------------------------------------*/
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change_username(username=null){
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/* (1) Error: if invalid user_id */
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if( typeof username !== 'string' )
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return false;
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/* (2) Error: unknown user */
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if( this.uid == null )
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return false;
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/* (3) Call api UPDATE */
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api.call(`PUT /user/${this.uid}`, { username: username }, function(rs){
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gs.get.popup.hide();
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// manage error
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if( rs.error !== 0 )
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return;
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// update global username
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let tmp_user = auth.user;
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tmp_user.username = username;
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auth.user = tmp_user;
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}.bind(this), auth.token);
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/* (4) Error */
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return true;
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}
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/* (7) Change password
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*
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* @password<String> New password
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*
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---------------------------------------------------------*/
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change_password(password=null){
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/* (1) Error: if invalid user_id */
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if( typeof password !== 'string' )
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return false;
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/* (2) Error: unknown user */
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if( this.uid == null )
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return false;
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/* (3) Call api UPDATE */
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api.call(`PUT /user/${this.uid}`, { password: password }, () => gs.get.popup.hide(), auth.token);
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/* (4) Error */
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return true;
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}
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/* (8) Send message
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*
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---------------------------------------------------------*/
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send_message(_msg=null){
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/* (1) Manage invalid _msg */
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if( typeof _msg !== 'string' || _msg.length <= 0 )
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return true;
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/* (2) Send message */
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window.csock.send({ buffer: {
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rid: this.rid,
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mid: null,
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message: _msg
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}});
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return true;
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}
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/* (9) Websocket connection / reconnection
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*
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---------------------------------------------------------*/
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ws_connect(){
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console.warn(`new ws(/channel/${this.cid})`);
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// 1. Close websocket if exists
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if( window.csock instanceof wscd ){
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csock.onclose = function(){}; // stop propagating recursive ws_connect()
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csock.close();
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}
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// 2. Create new connection
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window.csock = new wscd(`wss://ws.douscord.xdrm.io/channel/${this.cid}`, { token: auth.token });
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// 3. Bind events
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csock.onreceive = gs.get.content.ws_handler.bind({ event: 'receive' });
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csock.onclose = gs.get.content.ws_handler.bind({ event: 'close' });
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// 4. Start communication
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csock.bind();
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}
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/* (10) Websocket connection manager
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*
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* @this.event<String> Event type :
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* 'close' -> socket closed
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* 'receive' -> received message
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*
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---------------------------------------------------------*/
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ws_handler(_response){
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console.warn('ws(', this.event, _response || '', ')');
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/* (1) Manage error */
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if( this.event === null )
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return;
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/* (2) CLOSE event -> reconnect in 500ms
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---------------------------------------------------------*/
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if( this.event === 'close' )
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return setTimeout(gs.get.content.ws_connect.bind(gs.get.content), 500);
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/* (3) RECEIVE event
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---------------------------------------------------------*/
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if( this.event === 'receive' ){
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/* (1) Communication error -> reconnect in 500ms */
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if( typeof _response !== 'object' )
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return setTimeout(gs.get.content.ws_connect.bind(gs.get.content), 500);
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/* (2) If message update -> update interface model */
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gs.get.content.ws_to_model(_response);
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}
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}
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/* (11) MAIN UPDATER
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*
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---------------------------------------------------------*/
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ws_to_model(_dat){
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/* (1) Manage rooms DELETE
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---------------------------------------------------------*/
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/* (1) Extract ids */
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let room_ids = Object.keys(_dat.room).map( (v) => parseInt(v) );
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let current_list = gs.get.room;
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/* (2) Manage DELETED rooms */
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for( let t in current_list ){
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for( let ri in current_list[t].list ){
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// if existing room is not in received keys -> has been deleted
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let to_remove = room_ids.indexOf(current_list[t].list[ri].id) < 0;
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// delete room from interface
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( to_remove ) && current_list[t].list.splice(ri,1);
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}
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}
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/* (2) Manage rooms CREATE + UPDATE
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---------------------------------------------------------*/
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for( let ri of room_ids ){
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// 1. Extract room data
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let room = _dat.room[ri];
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// 2. if room data is null -> ignore
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if( room === null )
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continue;
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// 3. Manage room 'type'
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room.type = (room.type === 0) ? 'text' : 'voice';
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// 4. Check whether room already exists in interface
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let existing_index = -1;
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main_loop: for( let t in current_list ){
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for( let r in current_list[t].list ){
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if( current_list[t].list[r].id === ri ){
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existing_index = r;
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break main_loop;
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}
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}
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}
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// 5. Create room
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if( existing_index < 0 ){
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console.log(`create room#${ri} of type ${room.type}`);
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gs.get.room.dump([{
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rid: ri,
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name: room.name,
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messages: room.messages,
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members: room.members,
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type: room.type
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}], true);
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continue;
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}
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// 5. Update room
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current_list[room.type].list[existing_index].name = room.name;
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current_list[room.type].list[existing_index].members = room.members;
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// 6. We are done if VOICE room
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if( room.type === 'voice' )
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continue;
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// 7. Push new messages
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for( let m of room.messages ){
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current_list[room.type].list[existing_index].messages.push({
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uid: m.uid,
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mid: m.mid,
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msg: m.content,
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ts: m.ts
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});
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}
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// 8. Notification API -> if not current channel
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if( room.messages.length > 0 && ri !== gs.get.content.rid ){
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let title = `Room #${room.name}`;
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let body = `${room.messages.length} new messages`;
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new Notification(title, { body: body });
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}
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}
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/* (3) Manage channels DELETE
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---------------------------------------------------------*/
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for( let c of _dat.channels.rem ){
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for( let ci in gs.get.channel.list ){
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// 1. Local copy channel data
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let channel = gs.get.channel.list[ci];
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// 2. If id matches -> REMOVE
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if( channel.id === c.id )
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gs.get.channel.list.splice(ci, 1);
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}
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}
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/* (4) Manage channels CREATE
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---------------------------------------------------------*/
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for( let c of _dat.channels.add ){
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gs.get.channel.dump([{
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id: parseInt(c.id),
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label: c.name,
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link: c.link
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}], true);
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}
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/* (5) Manage channels UPDATE
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---------------------------------------------------------*/
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for( let c of _dat.channels.upd ){
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for( let ci in gs.get.channel.list ){
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// 1. Local copy channel data
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let channel = gs.get.channel.list[ci];
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// 2. If id matches -> UPDATE
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if( channel.id === c.id ){
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gs.get.channel.list[ci].label = c.name;
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gs.get.channel.list[ci].link = c.link;
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}
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}
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}
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let userset = gs.get.content.cbuf.users;
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/* (6) Manage users DELETE
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---------------------------------------------------------*/
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for( let u of _dat.users.rem ){
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for( let ui in userset ){
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// 1. Local copy user data
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let user = userset[ui];
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// 2. If id matches -> REMOVE
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if( user.uid === u.id )
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userset.splice(ui, 1);
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}
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}
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/* (7) Manage users CREATE
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---------------------------------------------------------*/
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for( let u of _dat.users.add ){
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userset.push({
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uid: parseInt(u.id),
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username: u.name
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});
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}
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/* (8) Manage users UPDATE
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---------------------------------------------------------*/
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for( let u of _dat.users.upd ){
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for( let ui in userset ){
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// 1. Local copy user data
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let user = userset[ui];
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// 2. If id matches -> UPDATE
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if( user.uid === u.id )
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userset[ui].username = u.name;
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}
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}
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}
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} |