index.js

"use strict";

const express = require("express");
const app = express();

const bodyParser = require("body-parser");
const cors = require("cors");
const mongoose = require("mongoose");
require("dotenv").config();

// Connect to MongoDB...
let mongoDB = process.env.MONGODB_URL; // || dev_db_url;
mongoose.connect(mongoDB);
mongoose.Promise = global.Promise;
const db = mongoose.connection;
db.on("error", () => {
  console.log("> MongoDB Connection Error...");
});
db.once("open", () => {
  console.log("> Successfully Connected the database");
});

app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(cors());

const Student = require("./api/students/model/Student");

/** *********************************************************** */

app.get("/", (request, response) => {
  response.status(200).json({ message: "You successfully connected." });
});

/** *********************************************************** */

app.get("/api", (request, response) => {
  response.status(200).json({ message: "Welcome to API Home." });
});

/** *********************************************************** */

/** GET ALL STUDENTS INFO */
app.use("/api/students", require("./api/students/routes/get_students"));

/** *********************************************************** */

/** POST SINGLE STUDENT INFO */
app.post("/api/student", (req, res) => {
  const student = new Student(req.body);

  student.save((err, student) => {
    if (err) {
      res.status(400).json(err);
    }

    res.status(200).json(student);
  });
});

/** *********************************************************** */

// app.use('/api/students', require('./api/students/routes/get_student'));

/** *********************************************************** */

// /** GET SINGLE STUDENT INFO */
app.get("/api/student/:id", (req, res) => {
  const _id = req.params.id;

  Student.findOne({ _id }, (err, student) => {
    if (err) {
      res.status(400).json(err);
    }

    if (!student) {
      res.status(404).json({ message: "No student found" });
    }

    res.status(200).json(student);
  });
});

/** *********************************************************** */

/** DELETE SINGLE STUDENT */
app.delete("/api/student/:id", (req, res) => {
  const _id = req.params.id;

  Student.findOneAndRemove({ _id }, (err, student) => {
    if (err) {
      res.status(400).json(err);
    }

    if (!student) {
      res.status(404).json({ message: "Student record not found" });
    }

    res.status(200).json({ message: `Student ${student.id} has been deleted` });
  });
});

/** *********************************************************** */

/**  EDIT A STUDENT */

app.put("/api/student/:id", (req, res) => {
  const _id = req.params.id;

  Student.findOneAndUpdate({ _id }, req.body, { new: true }, (err, student) => {
    if (err) {
      res.status(400).json(err);
    }

    res.status(200).json(student);
  });
});

/** *********************************************************** */

module.exports = app;