feat: logging

server/package.json

@@ -22,7 +22,8 @@
     "express": "^5.2.1",
     "pg": "^8.20.0",
     "pg-hstore": "^2.3.4",
-    "sequelize": "^6.37.7"
+    "sequelize": "^6.37.7",
+    "winston": "^3.19.0"
   },
   "devDependencies": {
     "@types/cors": "^2.8.19",

server/src/db.ts

@@ -1,26 +0,0 @@
-import { Sequelize } from 'sequelize';
-
-// Initialize Sequelize
-const db = new Sequelize({
-  dialect: 'postgres',
-  host: process.env.DB_HOST || 'localhost',
-  port: parseInt(process.env.DB_PORT || '5432'),
-  database: process.env.DB_NAME || 'postgres',
-  username: process.env.DB_USER || 'postgres',
-  password: process.env.DB_PASSWORD || 'pass',
-  logging: false, // Disable logging in production
-});
-
-// Test the connection
-async function testConnection() {
-  try {
-    await db.authenticate();
-    console.log('✅ Database connection established.');
-  } catch (err) {
-    console.error('❌ Unable to connect to the database:', err);
-    process.exit(1); // Exit if DB connection fails
-  }
-}
-
-// Export Sequelize instance and models
-export { db, testConnection };

server/src/index.ts

@@ -1,11 +1,7 @@
 import express, { Express, Request, Response } from "express";
 import cors from "cors";
-import * as dotenv from "dotenv";
 import transactionsRouter from './routes/transactions';
-import { db, testConnection } from "./db";
-
-
-dotenv.config();
+import { db, testConnection, logger } from "./util";
 
 const app: Express = express();
 app.use(cors());
@@ -27,10 +23,10 @@ async function startServer() {
   await db.sync({ alter: true }); // Use { force: true } to drop and recreate tables (development only!)
 
   app.listen(PORT, () => {
-    console.log(`🚀 Backend Server running on http://localhost:${PORT}`);
+    logger.info(`🚀 Backend Server running on http://localhost:${PORT}`);
   });
 }
 startServer().catch((err) => {
-  console.error('Failed to start server:', err);
+  logger.error('Failed to start server:', err);
   process.exit(1);
 });

server/src/util.ts

@@ -0,0 +1,43 @@
+import { Sequelize } from 'sequelize';
+import winston, { format } from "winston";
+import dotenv from 'dotenv';
+
+dotenv.config();
+const logger = winston.createLogger({
+  level:'info',
+})
+if (process.env.NODE_ENV !== 'production') {
+  logger.add(new winston.transports.Console({
+    format: format.combine(
+      format.colorize({all: true}),
+      format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
+      format.printf((info) => `${info.timestamp} [${info.level}]: ${info.message}`),
+    )
+
+}));
+}
+
+// Initialize Sequelize
+const db = new Sequelize({
+  dialect: 'postgres',
+  host: process.env.DB_HOST || 'localhost',
+  port: parseInt(process.env.DB_PORT || '5432'),
+  database: process.env.DB_NAME || 'postgres',
+  username: process.env.DB_USER || 'postgres',
+  password: process.env.DB_PASSWORD || 'pass',
+  logging: false, // Disable logging in production
+});
+
+// Test the connection
+async function testConnection() {
+  try {
+    await db.authenticate();
+    logger.info('✅ Database connection established.');
+  } catch (err) {
+    logger.error('❌ Unable to connect to the database:', err);
+    process.exit(1); // Exit if DB connection fails
+  }
+}
+
+// Export Sequelize instance and models
+export { logger, db, testConnection };