smartsocket/ts/smartsocket.classes.smartsocket.ts
2018-03-17 17:52:01 +01:00

125 lines
3.3 KiB
TypeScript

import * as plugins from './smartsocket.plugins';
import * as helpers from './smartsocket.helpers';
import * as http from 'http';
// classes
import { Objectmap } from 'lik';
import { SocketFunction, ISocketFunctionCall } from './smartsocket.classes.socketfunction';
import { SocketConnection } from './smartsocket.classes.socketconnection';
import { SocketRequest } from './smartsocket.classes.socketrequest';
import { SocketRole } from './smartsocket.classes.socketrole';
// socket.io
import * as SocketIO from 'socket.io';
export interface ISmartsocketConstructorOptions {
port: number;
}
export class Smartsocket {
options: ISmartsocketConstructorOptions;
httpServer: http.Server;
io: SocketIO.Server;
openSockets = new Objectmap<SocketConnection>();
socketRoles = new Objectmap<SocketRole>();
constructor(optionsArg: ISmartsocketConstructorOptions) {
this.options = optionsArg;
}
/**
* starts listening to incoming sockets:
*/
async startServer() {
let done = plugins.smartq.defer();
if (!this.httpServer) {
this.httpServer = new http.Server();
}
this.io = plugins.socketIo(this.httpServer);
this.io.on('connection', socketArg => {
this._handleSocketConnection(socketArg);
});
this.httpServer.listen(this.options.port, () => {
done.resolve();
});
return await done.promise;
}
/**
* starts the server with another server
* also works with an express style server
*/
async setServer(httpServerArg: http.Server) {
this.httpServer = httpServerArg;
}
/**
* closes the server
*/
async closeServer() {
await plugins.smartdelay.delayFor(1000);
this.openSockets.forEach((socketObjectArg: SocketConnection) => {
plugins.beautylog.log(`disconnect socket with >>alias ${socketObjectArg.alias}`);
socketObjectArg.socket.disconnect();
});
this.openSockets.wipe();
this.io.close();
}
// communication
/**
* allows call to specific client.
*/
clientCall(functionNameArg: string, dataArg: any, targetSocketConnectionArg: SocketConnection) {
let done = plugins.smartq.defer();
let socketRequest = new SocketRequest({
side: 'requesting',
originSocketConnection: targetSocketConnectionArg,
shortId: plugins.shortid.generate(),
funcCallData: {
funcName: functionNameArg,
funcDataArg: dataArg
}
});
socketRequest.dispatch().then((dataArg: ISocketFunctionCall) => {
done.resolve(dataArg.funcDataArg);
});
return done.promise;
}
/**
* adds socketRoles
*/
addSocketRoles(socketRolesArray: SocketRole[]): void {
for (let socketRole of socketRolesArray) {
this.socketRoles.add(socketRole);
}
return;
}
/**
* the standard handler for new socket connections
*/
private _handleSocketConnection(socketArg) {
let socketConnection: SocketConnection = new SocketConnection({
alias: undefined,
authenticated: false,
role: undefined,
side: 'server',
smartsocketHost: this,
socket: socketArg
});
plugins.beautylog.log('Socket connected. Trying to authenticate...');
this.openSockets.add(socketConnection);
socketConnection
.authenticate()
.then(() => {
return socketConnection.listenToFunctionRequests();
})
.catch(err => {
console.log(err);
});
}
}