init project evolution api

src/main.ts

@@ -0,0 +1,79 @@
+import compression from 'compression';
+import { configService, Cors, HttpServer } from './config/env.config';
+import cors from 'cors';
+import express, { json, NextFunction, Request, Response, urlencoded } from 'express';
+import { join } from 'path';
+import { onUnexpectedError } from './config/error.config';
+import { Logger } from './config/logger.config';
+import { ROOT_DIR } from './config/path.config';
+import { waMonitor } from './whatsapp/whatsapp.module';
+import { HttpStatus, router } from './whatsapp/routers/index.router';
+import 'express-async-errors';
+import { ServerUP } from './utils/server-up';
+
+function initWA() {
+  waMonitor.loadInstance();
+}
+
+function bootstrap() {
+  initWA();
+
+  const logger = new Logger('SERVER');
+  const app = express();
+
+  app.use(
+    cors({
+      origin(requestOrigin, callback) {
+        const { ORIGIN } = configService.get<Cors>('CORS');
+        !requestOrigin ? (requestOrigin = '*') : undefined;
+        if (ORIGIN.indexOf(requestOrigin) !== -1) {
+          return callback(null, true);
+        }
+        return callback(new Error('Not allowed by CORS'));
+      },
+      methods: [...configService.get<Cors>('CORS').METHODS],
+      credentials: configService.get<Cors>('CORS').CREDENTIALS,
+    }),
+    urlencoded({ extended: true, limit: '50mb' }),
+    json({ limit: '50mb' }),
+    compression(),
+  );
+
+  app.set('view engine', 'hbs');
+  app.set('views', join(ROOT_DIR, 'views'));
+  app.use(express.static(join(ROOT_DIR, 'public')));
+
+  app.use('/', router);
+
+  app.use(
+    (err: Error, req: Request, res: Response, next: NextFunction) => {
+      if (err) {
+        return res.status(err['status'] || 500).json(err);
+      }
+    },
+    (req: Request, res: Response, next: NextFunction) => {
+      const { method, url } = req;
+
+      res.status(HttpStatus.NOT_FOUND).json({
+        status: HttpStatus.NOT_FOUND,
+        message: `Cannot ${method.toUpperCase()} ${url}`,
+        error: 'Not Found',
+      });
+
+      next();
+    },
+  );
+
+  const httpServer = configService.get<HttpServer>('SERVER');
+
+  ServerUP.app = app;
+  const server = ServerUP[httpServer.TYPE];
+
+  server.listen(httpServer.PORT, () =>
+    logger.log(httpServer.TYPE.toUpperCase() + ' - ON: ' + httpServer.PORT),
+  );
+
+  onUnexpectedError();
+}
+
+bootstrap();