From 07edb98a051835d1313faa118c1a96e3357063a1 Mon Sep 17 00:00:00 2001
From: Kavehhn174 <Kavehhn174@gmail.com>
Date: Wed, 12 Aug 2026 05:26:00 +0330
Subject: [PATCH] feat: enhance health check endpoint with database status
 check

---
 app.js       | 22 +++++++++++++++++++---
 src/index.js | 24 ++++++++++++++++++++----
 2 files changed, 39 insertions(+), 7 deletions(-)

diff --git a/app.js b/app.js
index e1a3607..4d21af9 100644
--- a/app.js
+++ b/app.js
@@ -5,6 +5,7 @@ const express = require('express');
 const cors = require('cors');
 const helmet = require('helmet');
 const rateLimit = require('express-rate-limit');
+const mongoose = require('mongoose');
 
 const config = require('./config/config');
 const connectDB = require('./config/db');
@@ -53,10 +54,25 @@ app.use('/api', limiter);
 
 // ── Routes ────────────────────────────────────────────────────────────────────
 app.get('/api/health', (req, res) => {
-  res.json({
-    status: 'ok',
-    message: 'Gameno API is running',
+  const dbStates = {
+    0: 'disconnected',
+    1: 'connected',
+    2: 'connecting',
+    3: 'disconnecting',
+    99: 'uninitialized'
+  };
+
+  const dbStateCode = mongoose.connection.readyState;
+  const dbStatus = dbStates[dbStateCode] || 'unknown';
+  const isHealthy = dbStateCode === 1;
+
+  res.status(isHealthy ? 200 : 503).json({
+    status: isHealthy ? 'healthy' : 'unhealthy',
     timestamp: new Date().toISOString(),
+    uptime: process.uptime(),
+    services: {
+      database: dbStatus
+    },
     environment: config.NODE_ENV
   });
 });
diff --git a/src/index.js b/src/index.js
index d5fb567..1df4656 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,6 +1,7 @@
 import express from 'express';
 import cors from 'cors';
 import dotenv from 'dotenv';
+import mongoose from 'mongoose';
 
 dotenv.config();
 
@@ -11,10 +12,25 @@ app.use(cors());
 app.use(express.json());
 
 app.get('/api/health', (req, res) => {
-  res.json({
-    status: 'ok',
-    message: 'Gameno API is running',
-    timestamp: new Date().toISOString()
+  const dbStates = {
+    0: 'disconnected',
+    1: 'connected',
+    2: 'connecting',
+    3: 'disconnecting',
+    99: 'uninitialized'
+  };
+
+  const dbStateCode = mongoose.connection.readyState;
+  const dbStatus = dbStates[dbStateCode] || 'unknown';
+  const isHealthy = dbStateCode === 1;
+
+  res.status(isHealthy ? 200 : 503).json({
+    status: isHealthy ? 'healthy' : 'unhealthy',
+    timestamp: new Date().toISOString(),
+    uptime: process.uptime(),
+    services: {
+      database: dbStatus
+    }
   });
 });