Feat: MongoDB 연결

package.json

@@ -3,7 +3,7 @@
   "version": "0.0.0",
   "private": true,
   "scripts": {
-    "start": "node src/bin/www"
+    "start": "DEBUG=app:* node src/bin/www"
   },
   "dependencies": {
     "aws-sdk": "^2.1452.0",

src/app.js

@@ -1,7 +1,11 @@
+require('dotenv').config();
 const express = require('express');
+const connectDB = require('./configs/database');
 
 const app = express();
 
+connectDB();
+
 require('./loaders/express')(app);
 require('./loaders/routes')(app);
 require('./loaders/errorHandlers')(app);

src/configs/database.js

@@ -0,0 +1,17 @@
+const mongoose = require('mongoose');
+const debug = require('debug')('app:database');
+
+const connectDB = async () => {
+  try {
+    await mongoose.connect(process.env.MONGODB_URI, {
+      useNewUrlParser: true,
+      useUnifiedTopology: true,
+    });
+    debug('MongoDB Connected');
+  } catch (error) {
+    debug('MongoDB Connection Failed');
+    process.exit(1);
+  }
+};
+
+module.exports = connectDB;