Initial Version

server/controllers/orderController.js

@@ -0,0 +1,155 @@
+const asyncErrorHandler = require('../middlewares/helpers/asyncErrorHandler');
+const Order = require('../models/orderModel');
+const Product = require('../models/productModel');
+const ErrorHandler = require('../utils/errorHandler');
+const sendEmail = require('../utils/sendEmail');
+
+// Create New Order
+exports.newOrder = asyncErrorHandler(async (req, res, next) => {
+
+    const {
+        shippingInfo,
+        orderItems,
+        paymentInfo,
+        totalPrice,
+    } = req.body;
+
+    const orderExist = await Order.findOne({ paymentInfo });
+
+    if (orderExist) {
+        return next(new ErrorHandler("Order Already Placed", 400));
+    }
+
+    const order = await Order.create({
+        shippingInfo,
+        orderItems,
+        paymentInfo,
+        totalPrice,
+        paidAt: Date.now(),
+        user: req.user._id,
+    });
+
+    await sendEmail({
+        email: req.user.email,
+        templateId: process.env.SENDGRID_ORDER_TEMPLATEID,
+        data: {
+            name: req.user.name,
+            shippingInfo,
+            orderItems,
+            totalPrice,
+            oid: order._id,
+        }
+    });
+
+    res.status(201).json({
+        success: true,
+        order,
+    });
+});
+
+// Get Single Order Details
+exports.getSingleOrderDetails = asyncErrorHandler(async (req, res, next) => {
+
+    const order = await Order.findById(req.params.id).populate("user", "name email");
+
+    if (!order) {
+        return next(new ErrorHandler("Order Not Found", 404));
+    }
+
+    res.status(200).json({
+        success: true,
+        order,
+    });
+});
+
+
+// Get Logged In User Orders
+exports.myOrders = asyncErrorHandler(async (req, res, next) => {
+
+    const orders = await Order.find({ user: req.user._id });
+
+    if (!orders) {
+        return next(new ErrorHandler("Order Not Found", 404));
+    }
+
+    res.status(200).json({
+        success: true,
+        orders,
+    });
+});
+
+
+// Get All Orders ---ADMIN
+exports.getAllOrders = asyncErrorHandler(async (req, res, next) => {
+
+    const orders = await Order.find();
+
+    if (!orders) {
+        return next(new ErrorHandler("Order Not Found", 404));
+    }
+
+    let totalAmount = 0;
+    orders.forEach((order) => {
+        totalAmount += order.totalPrice;
+    });
+
+    res.status(200).json({
+        success: true,
+        orders,
+        totalAmount,
+    });
+});
+
+// Update Order Status ---ADMIN
+exports.updateOrder = asyncErrorHandler(async (req, res, next) => {
+
+    const order = await Order.findById(req.params.id);
+
+    if (!order) {
+        return next(new ErrorHandler("Order Not Found", 404));
+    }
+
+    if (order.orderStatus === "Delivered") {
+        return next(new ErrorHandler("Already Delivered", 400));
+    }
+
+    if (req.body.status === "Shipped") {
+        order.shippedAt = Date.now();
+        order.orderItems.forEach(async (i) => {
+            await updateStock(i.product, i.quantity)
+        });
+    }
+
+    order.orderStatus = req.body.status;
+    if (req.body.status === "Delivered") {
+        order.deliveredAt = Date.now();
+    }
+
+    await order.save({ validateBeforeSave: false });
+
+    res.status(200).json({
+        success: true
+    });
+});
+
+async function updateStock(id, quantity) {
+    const product = await Product.findById(id);
+    product.stock -= quantity;
+    await product.save({ validateBeforeSave: false });
+}
+
+// Delete Order ---ADMIN
+exports.deleteOrder = asyncErrorHandler(async (req, res, next) => {
+
+    const order = await Order.findById(req.params.id);
+
+    if (!order) {
+        return next(new ErrorHandler("Order Not Found", 404));
+    }
+
+    await order.remove();
+
+    res.status(200).json({
+        success: true,
+    });
+});