amazone/server/routes/review.js

const router = require('express').Router()
const Review = require('../models/review')
const Product = require('../models/product')
const virifyToken = require('../middlewares/verify-token')
const upload = require('../middlewares/upload-photo')

router.post('/reviews/:productID', [virifyToken, upload.single('photo')], async (req, res) => {
  try {
    const review = new Review()
    review.headline =  req.body.headline
    review.body =  req.body.body
    review.rating =  req.body.rating
    review.photo =  req.file.location
    review.productID =  req.params.productID
    review.user =  req.decoded._id

    await Product.update({ $push: { rating: review._id } })

    const saveReviews = await review.save()

    if (saveReviews) {
      res.json({
        success: true,
        message: 'Successfully Added Review'
      })
    }
  } catch (err) {
    res.status(500).json({
      success: false,
      message: err.message
    })
  }
})

router.get('/reviews/:productID', async(req, res) => {
  try {
    const productReviews = await Review.find({
      productID: req.params.productID
    })
      .populate('user')
      .exec()
    
    res.json({
      success: true,
      reviews: productReviews
    })
  } catch (err) {
    res.status(500).json({
      success: false,
      message: err.message
    })
  }

})

module.exports = router