Configure database with mongoose

Author: DanielArturoAlejoAlvarez

src/app.ts

@@ -1,12 +1,15 @@
+import config from './config/config'
 import express from 'express'
 import morgan from 'morgan'
+import cors from 'cors'
 
 const app = express()
 
 //Settings
-app.set('port', 3000)
+app.set('port', config.port)
 
 //Middlewares
+app.use(cors())
 app.use(morgan('dev'))
 app.use(express.json())
 app.use(express.urlencoded({extended: false}))

src/config/config.ts

@@ -0,0 +1,9 @@
+export default {
+  port: process.env.PORT || 3000,
+  DB: {
+    URI: process.env.MONGO_URI || 'mongodb://127.0.0.1:27017/restapijwttspassport_db',
+    USER: process.env.MONGO_USER,
+    PASSWORD: process.env.MONGO_PASSWORD
+  },
+  secretKey: process.env.SECRET_KEY || 'T_LHqi1hEFpsxPZ2heE.wkUKn3k3QSw.DdEK4EQ'
+}

src/database.ts

@@ -0,0 +1,19 @@
+import config from './config/config'
+import mongoose from 'mongoose'
+
+mongoose.connect(config.DB.URI, {
+  useCreateIndex: true,
+  useNewUrlParser: true,
+  useUnifiedTopology: true
+})
+
+const connection = mongoose.connection 
+
+connection.once("open", ()=>{
+  console.log("Connection stablished!")
+})
+
+connection.on("error", (err)=>{
+  console.log(err)
+  process.exit(0)
+})

src/index.ts

@@ -1,4 +1,5 @@
 import app from './app'
+import './database'
 
 function main() {
   app.listen(app.get('port'))