Improved template, added prod server

Author: Rahad-Ullah

.gitignore

@@ -1,6 +1,8 @@
 node_modules
 .env
 dist
+package-lock.json
+yarn.lock
 
 /winston
 /uploads

package.json

@@ -4,7 +4,7 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "dev": "ts-node-dev --respawn --transpile-only src/server.ts",
+    "dev": "ts-node-dev --respawn --transpile-only src/dev-server.ts",
     "start": "node dist/server.js",
     "build": "tsc",
     "lint:check": "eslint --ignore-path .eslintignore --ext .js,.ts",

src/config/index.ts

@@ -3,10 +3,12 @@ import path from 'path';
 dotenv.config({ path: path.join(process.cwd(), '.env') });
 
 export default {
+  server_name: process.env.SERVER_NAME,
   ip_address: process.env.IP_ADDRESS,
   database_url: process.env.DATABASE_URL,
   node_env: process.env.NODE_ENV,
   port: process.env.PORT,
+  port_dev: process.env.PORT_DEV,
   bcrypt_salt_rounds: process.env.BCRYPT_SALT_ROUNDS,
   jwt: {
     jwt_secret: process.env.JWT_SECRET,

src/dev-server.ts

@@ -0,0 +1,72 @@
+import colors from 'colors';
+import mongoose from 'mongoose';
+import { Server } from 'socket.io';
+import app from './app';
+import config from './config';
+import { seedSuperAdmin } from './DB/seedAdmin';
+import { socketHelper } from './helpers/socketHelper';
+import { errorLogger, logger } from './shared/logger';
+
+//uncaught exception
+import process from 'process';
+
+process.on('uncaughtException', error => {
+  errorLogger.error('UnhandleException Detected', error);
+  process.exit(1);
+});
+
+let server: any;
+async function main() {
+  try {
+    mongoose.connect(config.database_url as string);
+    logger.info(colors.green('🚀 Database connected successfully'));
+
+    //Seed Super Admin after database connection is successful
+    await seedSuperAdmin();
+
+    const port =
+      typeof config.port_dev === 'number' ? config.port_dev : Number(config.port_dev);
+
+    server = app.listen(port, config.ip_address as string, () => {
+      logger.info(
+        colors.yellow(`♻️  Application listening on port:${port}`)
+      );
+    });
+
+    //socket
+    const io = new Server(server, {
+      pingTimeout: 60000,
+      cors: {
+        origin: '*',
+      },
+    });
+    socketHelper.socket(io);
+    //@ts-ignore
+    global.io = io;
+  } catch (error) {
+    console.error(error);
+    errorLogger.error(colors.red('🤢 Failed to connect Database'));
+  }
+
+  //handle unhandleRejection
+  process.on('unhandledRejection', error => {
+    if (server) {
+      server.close(() => {
+        errorLogger.error('UnhandleRejection Detected', error);
+        process.exit(1);
+      });
+    } else {
+      process.exit(1);
+    }
+  });
+}
+
+main();
+
+//SIGTERM
+process.on('SIGTERM', () => {
+  logger.info('SIGTERM IS RECEIVE');
+  if (server) {
+    server.close();
+  }
+});

src/server.ts

@@ -28,9 +28,7 @@ async function main() {
       typeof config.port === 'number' ? config.port : Number(config.port);
 
     server = app.listen(port, config.ip_address as string, () => {
-      logger.info(
-        colors.yellow(`♻️  Application listening on port:${config.port}`)
-      );
+      logger.info(colors.yellow(`♻️  Application listening on port:${port}`));
     });
 
     //socket

src/shared/logger.ts

@@ -1,5 +1,6 @@
 import path from 'path';
 import DailyRotateFile from 'winston-daily-rotate-file';
+import config from '../config';
 const { createLogger, format, transports } = require('winston');
 const { combine, timestamp, label, printf } = format;
 
@@ -26,7 +27,7 @@ const myFormat = printf(
 
 const logger = createLogger({
   level: 'info',
-  format: combine(label({ label: 'SERVER-NAME' }), timestamp(), myFormat),
+  format: combine(label({ label: config.server_name }), timestamp(), myFormat),
   transports: [
     new transports.Console(),
     new DailyRotateFile({
@@ -45,7 +46,7 @@ const logger = createLogger({
 
 const errorLogger = createLogger({
   level: 'error',
-  format: combine(label({ label: 'SERVER-NAME' }), timestamp(), myFormat),
+  format: combine(label({ label: config.server_name }), timestamp(), myFormat),
   transports: [
     new transports.Console(),
     new DailyRotateFile({