107 lines
3.6 KiB
TypeScript
107 lines
3.6 KiB
TypeScript
import * as plugins from './smartsocket.plugins';
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import { SocketConnection } from './smartsocket.classes.socketconnection';
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import { ISocketFunctionCallDataRequest, SocketFunction } from './smartsocket.classes.socketfunction';
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import { ISocketRequestDataObject, SocketRequest } from './smartsocket.classes.socketrequest';
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import { SocketRole } from './smartsocket.classes.socketrole';
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/**
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* interface for class SmartsocketClient
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*/
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export interface ISmartsocketClientOptions {
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port: number;
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url: string;
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alias: string; // an alias makes it easier to identify this client in a multo client environment
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role: string;
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password: string; // by setting a password access to functions can be limited
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}
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export class SmartsocketClient {
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public alias: string;
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public socketRole: SocketRole;
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public socketConnection: SocketConnection;
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public serverUrl: string;
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public serverPort: number;
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public socketFunctions = new plugins.lik.Objectmap<SocketFunction<any>>();
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public socketRequests = new plugins.lik.Objectmap<SocketRequest<any>>();
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public socketRoles = new plugins.lik.Objectmap<SocketRole>();
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constructor(optionsArg: ISmartsocketClientOptions) {
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this.alias = optionsArg.alias;
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this.serverUrl = optionsArg.url;
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this.serverPort = optionsArg.port;
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this.socketRole = new SocketRole({
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name: optionsArg.role,
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passwordHash: optionsArg.password
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});
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}
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public addSocketFunction(socketFunction: SocketFunction<any>) {
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this.socketFunctions.add(socketFunction);
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this.socketRole.allowedFunctions.add(socketFunction);
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}
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/**
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* connect the client to the server
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*/
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public connect() {
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const done = plugins.smartpromise.defer();
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plugins.smartlog.defaultLogger.log('info', 'trying to connect...');
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const socketUrl = `${this.serverUrl}:${this.serverPort}`;
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this.socketConnection = new SocketConnection({
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alias: this.alias,
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authenticated: false,
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role: this.socketRole,
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side: 'client',
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smartsocketHost: this,
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socket: plugins.socketIoClient(socketUrl, { multiplex: false })
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});
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this.socketConnection.socket.on('requestAuth', () => {
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plugins.smartlog.defaultLogger.log('info', 'server requested authentication');
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this.socketConnection.socket.emit('dataAuth', {
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role: this.socketRole.name,
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password: this.socketRole.passwordHash,
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alias: this.alias
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});
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this.socketConnection.socket.on('authenticated', () => {
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plugins.smartlog.defaultLogger.log('info', 'client is authenticated');
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this.socketConnection.authenticated = true;
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this.socketConnection.listenToFunctionRequests();
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done.resolve();
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});
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});
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return done.promise;
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}
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/**
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* disconnect from the server
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*/
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public async disconnect() {
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this.socketConnection.socket.disconnect(true);
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this.socketConnection = undefined;
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plugins.smartlog.defaultLogger.log('ok', 'disconnected!');
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}
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/**
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* dispatches a server call
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* @param functionNameArg
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* @param dataArg
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*/
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public async serverCall<T extends plugins.typedrequestInterfaces.ITypedRequest>(functionNameArg: T['method'], dataArg: T['request']): Promise<T['response']> {
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const done = plugins.smartpromise.defer();
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const socketRequest = new SocketRequest<T>(this, {
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side: 'requesting',
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originSocketConnection: this.socketConnection,
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shortId: plugins.shortid.generate(),
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funcCallData: {
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funcName: functionNameArg,
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funcDataArg: dataArg
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}
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});
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const response = await socketRequest.dispatch();
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const result = response.funcDataArg;
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return result;
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}
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}
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