chore: Implement logger with winston library

packages/backend/src/helpers/logger.ts

@@ -0,0 +1,50 @@
+import winston from 'winston'
+import appConfig from '../config/app'
+
+const levels = {
+  error: 0,
+  warn: 1,
+  info: 2,
+  http: 3,
+  debug: 4,
+}
+
+const level = () => {
+  return appConfig.appEnv === 'development' ? 'debug' : 'warn'
+}
+
+const colors = {
+  error: 'red',
+  warn: 'yellow',
+  info: 'green',
+  http: 'magenta',
+  debug: 'white',
+}
+
+winston.addColors(colors)
+
+const format = winston.format.combine(
+  winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss:ms' }),
+  winston.format.colorize({ all: true }),
+  winston.format.printf(
+    (info) => `${info.timestamp} [${info.level}]: ${info.message}`,
+  ),
+)
+
+const transports = [
+  new winston.transports.Console(),
+  new winston.transports.File({
+    filename: 'logs/error.log',
+    level: 'error',
+  }),
+  new winston.transports.File({ filename: 'logs/server.log' }),
+]
+
+const logger = winston.createLogger({
+  level: level(),
+  levels,
+  format,
+  transports,
+})
+
+export default logger

packages/backend/src/helpers/morgan.ts

@@ -0,0 +1,14 @@
+import morgan, { StreamOptions } from 'morgan';
+
+import logger from './logger';
+
+const stream: StreamOptions = {
+  write: (message) => logger.http(message.substring(0, message.lastIndexOf('\n')))
+};
+
+const morganMiddleware = morgan(
+  ":method :url :status :res[content-length] - :response-time ms",
+  { stream }
+);
+
+export default morganMiddleware;