90 lines
2.5 KiB
TypeScript
90 lines
2.5 KiB
TypeScript
import express from 'express';
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import path from "path";
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import morgan from "morgan";
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import cookieParser from "cookie-parser";
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import debug from "debug";
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import * as http from "http";
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export class App {
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get app(): express.Application {
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return this._app;
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}
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private readonly _app: express.Application;
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private readonly _server;
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static port = 3000;
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private log = debug("itender:app");
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constructor() {
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this._app = express();
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this._server = http.createServer(this._app);
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this._app.set('views', path.join(__dirname, '../views'));
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this._app.set('view engine', 'pug');
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this._app.use(morgan('dev'));
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this._app.use(express.json());
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this._app.use(express.urlencoded({extended: false}));
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this._app.use(cookieParser());
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this._app.use(express.static(path.join(__dirname, "../public")));
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this._app.use('/web.js', express.static(path.join(__dirname, "../dist/web.bundle.js")));
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this._app.use( (req, res, next) => {
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next();
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} )
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this._app.use((err, req, res, next) => {
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res.locals.message = err.message;
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res.locals.error = err;
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res.status(err.status || 500);
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res.render('error');
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this.log("Error " + err);
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});
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this.loadRoutes();
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}
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public loadRoutes( ) : void
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{
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this._app.use( "/", require("./routes/indexRouter") );
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}
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public listen(): Promise<void> {
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return new Promise((resolve, reject) => {
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this._server.on('error', (error) => {
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if (error.syscall != 'listen') {
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reject();
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return;
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}
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let bind = 'Port ' + App.port;
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// handle specific listen errors with friendly messages
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switch (error.code) {
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case 'EACCES':
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reject(bind + ' requires elevated privileges');
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break;
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case 'EADDRINUSE':
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reject(bind + ' is already in use');
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break;
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default:
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reject();
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}
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});
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this._server.on('listening', () => {
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let addr = this._server.address();
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this.log("Listening on " + addr.port);
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resolve();
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})
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this._server.listen(App.port);
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});
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}
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}
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