added logger

Author: shanuvr

backend/package.json

@@ -10,6 +10,8 @@
     "dotenv": "^17.2.3",
     "express": "^5.2.1",
     "pg": "^8.16.3",
+    "pino": "^10.1.0",
+    "pino-http": "^11.0.0",
     "reflect-metadata": "^0.2.2",
     "typeorm": "^0.3.28"
   },

backend/src/app.ts

@@ -1,13 +1,21 @@
 import express from 'express'
-import { logger } from './middleware/logger'
+import PinoHttp, { pinoHttp } from 'pino-http'
+import { logger } from './utils/logger'
 import { notFound } from './middleware/notFound'
 import { errorHandler } from './middleware/errorHandler'
+import Healthrouter from './routes/health'
+import pino from 'pino'
 const app = express()
 app.use(express.json())
-app.use(logger)
-app.get('/health',(req,res)=>{
-    res.json({status:"ok"})
-})
+app.use(
+    pinoHttp({
+        logger,
+        autoLogging:{
+            ignore:(req)=>req.url==='health'
+        }
+    })
+)
+app.use('/health',Healthrouter)
 app.use(notFound)
 app.use(errorHandler)
 export default app;

backend/src/middleware/logger.ts

@@ -0,0 +1,18 @@
+import express from 'express'
+import { appDataSouce } from '../data-source'
+const Healthrouter = express.Router()
+Healthrouter.get("/health",async(req,res)=>{
+    try{
+        if(!appDataSouce.isInitialized){
+            return res.status(503).json({status:"eroor",service:"mysocial-code-backend",db:"not initialized"})
+        }
+        await appDataSouce.query("SELECT 1")
+        return res.status(200).json({
+            status:"ok",service:"mysocial-code-backend",db:"up"
+        })
+
+    }catch(err){
+        return res.status(503).json({status:"error",service:"mysocialcode-backend",db:"down"});
+    }
+})
+export default Healthrouter;

backend/src/routes/health.ts

@@ -1,6 +1,7 @@
-import app from "./app";
 import dotenv from "dotenv";
 dotenv.config();
+import app from "./app";
+import { logger } from "./utils/logger";
 import { appDataSouce } from "./data-source";
 if (!process.env.PORT) {
   throw new Error("PORT is not defined in environment variables");
@@ -9,13 +10,13 @@ if (!process.env.PORT) {
 (async () => {
   try {
     await appDataSouce.initialize();
-    console.log("Database connected");
+    logger.info("database connected success fully")
   } catch (error) {
-    console.error("Database connection failed", error);
+    logger.error(" errorr connecting tehe data bse")
     process.exit(1);
   }
 })();
 
 app.listen(process.env.PORT, () => {
-  console.log("server running");
+  logger.info("server started dont need worry")
 });

backend/src/server.ts

@@ -0,0 +1,4 @@
+import pino from 'pino'
+export const logger = pino({
+    level: process.env.NODE_ENV === "production" ? "info" : "debug",
+})