yaml.js

const express = require("express");
const router = express.Router();
var Fruits = require('../../model/fruits.js')

/**
 * @swagger
 * /api/fruits:
 *   get:
 *     tags:
 *       - Fruits
 *     description: Returns all fruits
 *     produces:
 *       - application/json
 *     responses:
 *       200:
 *         description: An array of fruits
 *         schema:
 *           $ref: '#/components/schemas/fruits'
 *       500:
 *         description: SERVER ERROR
 */
router.get('/fruits', async(req, res) => {
	try {
		var fruits = await Fruits.find();
		//console.log(fruits)

		return res.json({
			fruits
		})
	} catch (err) {
		res.status(500).send('Server error')
	}
})


/**
 * @swagger
 * /api/fruits/{_id}:
 *   get:
 *     tags:
 *       - Fruits
 *     description: Returns a single fruit
 *     produces:
 *       - application/json
 *     parameters:
 *       - name: _id
 *         description: Particular Fruit Object's ID (Automatically assigned by MongoDB)
 *         in: path
 *         required: true
 *         type: string
 *     responses:
 *       200:
 *         description: A single fruit
 *         schema:
 *           $ref: '#/components/schemas/fruits'
 *       500:
 *         description: Server Error
 */
router.get('/fruits/:_id', async(req, res) => {
	try {
		var objectId = req.params._id;
		var fruit = await Fruits.findOne({
			"_id": objectId
		});
		if (fruit) {
			return res.json(fruit)
		} else {
			return res.send(`No fruit with the ${objectId} ID is present in the database`)
		}
	} catch (err) {
		console.log(err)
		res.status(500).send('Server error')
	}
})


/**
 * @swagger
 * /api/fruits:
 *   post:
 *     tags:
 *       - Fruits
 *     description: Adds a new fruit to the database
 *     produces:
 *       - application/json
 *     parameters:
 *       - name: fruit
 *         description: Fruit object
 *         in: body
 *         required: true
 *         schema:
 *           $ref: '#/components/schemas/fruits'
 *     responses:
 *       200:
 *         description: Successfully added
 *       500:
 *         description: Server error
 */
router.post('/fruits', async(req, res) => {
	try {

		var name = req.body.name;
		if (name) {
			var fruit = new Fruits({
				"name": name
			})
			fruit.save();
			return res.send(`Added ${name} to the DB`)
		} else {
			return res.send('Enter the name of the fruit in the body')
		}
	} catch (err) {
		res.status(500).send('Server Error')
	}

})


/**
 * @swagger
 * /api/fruits/{_id}:
 *   put:
 *     tags:
 *       - Fruits
 *     description: Updates a single fruit
 *     produces:
 *       - application/json
 *     parameters:
 *       - name: fruit
 *         description: Fruit object resources
 *         in: body
 *         required: true
 *         schema:
 *           $ref: '#/components/schemas/fruits'
 *       - name: _id
 *         description: Fruit Object ID
 *         in: path
 *         required: true
 *     responses:
 *       200:
 *         description: Successfully added
 *       500:
 *         description: Server error
 */
router.put('/fruits/:_id', async(req, res) => {
	try {
		var objectId = req.params._id;
		var name = req.body.name;
		if (objectId && name) {
			await Fruits.findByIdAndUpdate({
				"_id": objectId
			}, req.body);
			return res.json({
				"status": "Successully updated"
			})

		} else {
			res.send('Check your inputs!!')
		}


	} catch (err) {
		res.status(500).send('Server error');
	}
})


/**
 * @swagger
 * /api/fruits/{_id}:
 *   delete:
 *     tags:
 *       - Fruits
 *     description: Deletes a single fruit
 *     produces:
 *       - application/json
 *     parameters:
 *       - name: _id
 *         description: Fruit Object ID
 *         in: path
 *         required: true
 *     responses:
 *       200:
 *         description: Successfully deleted
 *       500:
 *         description: Server error
 */
router.delete('/fruits/:_id', async(req, res) => {
	try {

		var objectId = req.params._id;
		if (await Fruits.findOne({
				"_id": objectId
			})) {
			await Fruits.findByIdAndDelete({
				"_id": objectId
			})
			return res.json({
				"status": "Successfully deleted"
			})
		} else {
			return res.send(`No fruit with ${objectId} ID exists in the database`)
		}

	} catch (err) {
		res.status(500).send("Server error")
	}

})

module.exports = router