add services mongodb, user. add global controller and server

Author: rinaldo stevenazzi

.gitignore

@@ -10,4 +10,7 @@ yarn-error.log
 
 
 #ide
-.idea
+.idea
+
+#env
+.env

Procfile

@@ -0,0 +1 @@
+web: npm start

controllers/Global.js

@@ -0,0 +1,31 @@
+const MongoDB = require("../Services/MongoDB")
+const Users = require("../services/Users");
+
+class Global {
+    constructor(){
+        console.log('Global Class Constructor')
+        this.mongoDB = new MongoDB()
+        this.users = new Users()
+        this.db = {}
+
+        this.initDB = this.initDB.bind(this)
+    }
+
+    initDB () {
+        return new Promise((resolve, reject) => {
+            this.mongoDB.getDB()
+                .then(result => {
+                    this.db = result
+                    console.log('Global Controller - initDB initialisation', this.db)
+                    this.users.init(this.db)
+                    resolve(null)
+                })
+                .catch(e => {
+                    console.log('Global Controller - initDB initialisation failed !!!')
+                    reject(e)
+                })
+        })
+    }
+}
+
+module.exports = Global

index.js

@@ -0,0 +1,25 @@
+const express = require('express');
+const http = require('http')
+require('dotenv').config()
+const Global = require('./Controllers/Global')
+
+const app = express()
+const server = http.createServer(app)
+const PORT = process.env.API_PORT
+
+console.log('process env', process.env)
+
+const globalController = new Global()
+globalController.initDB()
+    .then(() => console.log('SERVER - initDB - DONE'))
+    .catch((e) => console.log('SERVER - initDB - ERROR', e))
+
+app.use(express.json())
+app.get('/', async (req, res) => {
+    res.send('<h1>Hello world</h1>')
+});
+
+
+server.listen(PORT, () => {
+    console.log(`Listening on ${ PORT }`)
+})