Files
bigcapital/packages/server/src/loaders/express.ts
2024-04-14 10:33:29 +02:00

104 lines
3.0 KiB
TypeScript

import { json, Request, Response, NextFunction } from 'express';
import express from 'express';
import helmet from 'helmet';
import boom from 'express-boom';
import errorHandler from 'errorhandler';
import bodyParser from 'body-parser';
import { Server } from 'socket.io';
import Container from 'typedi';
import routes from 'api';
import LoggerMiddleware from '@/api/middleware/LoggerMiddleware';
import AgendashController from '@/api/controllers/Agendash';
import ConvertEmptyStringsToNull from '@/api/middleware/ConvertEmptyStringsToNull';
import RateLimiterMiddleware from '@/api/middleware/RateLimiterMiddleware';
import {
JSONResponseTransformer,
snakecaseResponseTransformer,
} from '@/api/middleware/JSONResponseTransformer';
import config from '@/config';
import path from 'path';
import ObjectionErrorHandlerMiddleware from '@/api/middleware/ObjectionErrorHandlerMiddleware';
export default ({ app }) => {
// Express configuration.
app.set('port', 3000);
// Template engine configuration.
app.set('views', path.join(__dirname, '../resources/views'));
app.set('view engine', 'pug');
// Helmet helps you secure your Express apps by setting various HTTP headers.
app.use(helmet());
// Allow to full error stack traces and internal details
app.use(errorHandler());
// Boom response objects.
app.use(boom());
app.use(
bodyParser.json({
verify: (req, res, buf) => {
req.rawBody = buf;
},
})
);
// Parses both json and urlencoded.
app.use(json());
// Middleware for intercepting and transforming json responses.
app.use(JSONResponseTransformer(snakecaseResponseTransformer));
app.use('/public', express.static(path.join(global.__storage_dir)));
// Logger middleware.
app.use(LoggerMiddleware);
// Converts empty strings to null of request body.
app.use(ConvertEmptyStringsToNull);
// Prefix all application routes.
app.use(config.api.prefix, RateLimiterMiddleware);
app.use(config.api.prefix, routes());
// Agendash application load.
app.use('/agendash', AgendashController.router());
// Handles objectionjs errors.
app.use(ObjectionErrorHandlerMiddleware);
// catch 404 and forward to error handler
app.use((req: Request, res: Response, next: NextFunction) => {
return res.boom.notFound();
});
const server = app.listen(app.get('port'), (err) => {
if (err) {
console.log(err);
process.exit(1);
return;
}
console.log(`
################################################
Server listening on port: ${app.get('port')}
################################################
`);
});
const io = new Server(server, { path: '/socket' });
// Set socket.io listeners.
io.on('connection', (socket) => {
console.log('SOCKET CONNECTED');
socket.on('disconnect', () => {
console.log('SOCKET DISCONNECTED');
});
});
// Middleware to pass socket to each request object.
app.use((req: Request, res: Response, next: NextFunction) => {
req.io = io;
next();
});
Container.set('socket', io);
};