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Copy pathProduct.Controller.js
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109 lines (100 loc) · 2.72 KB
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const createError = require('http-errors');
const mongoose = require('mongoose');
const Product = require('../Models/Product.model');
module.exports = {
getAllProducts: async (req, res, next) => {
try {
const results = await Product.find({}, { __v: 0 });
// const results = await Product.find({}, { name: 1, price: 1, _id: 0 });
// const results = await Product.find({ price: 699 }, {});
res.send(results);
} catch (error) {
console.log(error.message);
}
},
createNewProduct: async (req, res, next) => {
try {
const product = new Product(req.body);
const result = await product.save();
res.send(result);
} catch (error) {
console.log(error.message);
if (error.name === 'ValidationError') {
next(createError(422, error.message));
return;
}
next(error);
}
/*Or:
If you want to use the Promise based approach*/
/*
const product = new Product({
name: req.body.name,
price: req.body.price
});
product
.save()
.then(result => {
console.log(result);
res.send(result);
})
.catch(err => {
console.log(err.message);
});
*/
},
findProductById: async (req, res, next) => {
const id = req.params.id;
try {
const product = await Product.findById(id);
// const product = await Product.findOne({ _id: id });
if (!product) {
throw createError(404, 'Product does not exist.');
}
res.send(product);
} catch (error) {
console.log(error.message);
if (error instanceof mongoose.CastError) {
next(createError(400, 'Invalid Product id'));
return;
}
next(error);
}
},
updateAProduct: async (req, res, next) => {
try {
const id = req.params.id;
const updates = req.body;
const options = { new: true };
const result = await Product.findByIdAndUpdate(id, updates, options);
if (!result) {
throw createError(404, 'Product does not exist');
}
res.send(result);
} catch (error) {
console.log(error.message);
if (error instanceof mongoose.CastError) {
return next(createError(400, 'Invalid Product Id'));
}
next(error);
}
},
deleteAProduct: async (req, res, next) => {
const id = req.params.id;
try {
const result = await Product.findByIdAndDelete(id);
// console.log(result);
if (!result) {
throw createError(404, 'Product does not exist.');
}
res.send(result);
} catch (error) {
console.log(error.message);
if (error instanceof mongoose.CastError) {
next(createError(400, 'Invalid Product id'));
return;
}
next(error);
}
}
};