Start working on project

Author: asadhameed

.gitignore

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+node_modules/
+.env

package-lock.json

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+{
+  "name": "08projectmern",
+  "version": "1.0.0",
+  "description": "",
+  "main": "src/server.js",
+  "scripts": {
+    "test": "jest",
+    "start": "node src/server.js",
+    "dev": "nodemon src/server.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "dotenv": "^8.2.0",
+    "express": "^4.17.1",
+    "mongoose": "^5.10.3",
+    "nodemon": "^2.0.4"
+  },
+  "devDependencies": {
+    "jest": "^26.4.2",
+    "supertest": "^5.0.0"
+  }
+}

package.json

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+const mongoose=require('mongoose');
+
+module.exports= ()=>{
+    const db=process.env.MONGO_DB_CONNECTION;
+    mongoose.connect(db,{useUnifiedTopology:true, useNewUrlParser:true})
+    .then(()=>console.log(`connect with ${db}`))
+}

src/app_config/db.js

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+const { exists } = require('../models/User');
+
+module.exports = ()=>{
+    if (process.env.NODE_ENV !== 'production') {
+        const dotenv = require('dotenv').config();
+    }
+    process.on('uncaughtException', (ex)=>{
+        console.log("UncaughtException ", ex)
+        process.exit(1)
+    })
+        process.on('unhandledRejection', (ex)=>{
+        console.log('unhandledRejection', ex)
+        process.exit(1)
+    })
+}

src/app_config/defineEnv.js

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+const express = require('express')
+const error=require('../middleware/error');
+const registerController = require('../controllers/registerController')
+module.exports = (app) => {
+    app.use(express.json())
+  
+    app.post('/', registerController.store)
+    app.use(error)
+}

src/app_config/mainRouter.js

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+const User = require('../models/User')
+module.exports={
+    async store(req, res){
+        try {
+             const registerUser = req.body;
+             const creatUser= await User.create(registerUser);
+            return res.json(registerUser)
+        } catch (error) {
+            throw new Error(`The user is not register because of this error ${error}`)
+        }
+    }
+}

src/controllers/registerController.js

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+const { exists } = require("../models/User");
+
+module.exports=(err, req, res ,next)=>{
+
+    console.log(err);
+    res.send(500).send('something fail')
+    exist(1);
+} 

src/middleware/error.js

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+const mongoose= require('mongoose');
+
+const UsrSchema= new mongoose.Schema({
+    firstName:String,
+    lastName:String,
+    email:String,
+    password:String
+})
+module.exports=mongoose.model('User',UsrSchema)

src/models/User.js

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+const express = require('express');
+const app = express();
+require('./app_config/defineEnv')()
+require('./app_config/db')()
+require('./app_config/mainRouter')(app);
+
+const port = process.env.PORT || 8000
+
+
+app.listen(port, () => console.log(`Listening on ${port}`))

src/server.js

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+describe('RegisterController', ()=>{
+    it(''
+})