ecommerce-express-utils/services/order/order.js

A collection of handy express utilities for ecommerce

const createOrder = async (model, req, res, orderItemModel, promoCodeModel) => { 
    try {
        const orderData = { ...req.body };

        if (req.customer) {
            orderData.customer = req.customer._id
        }
        const order = await model.create(orderData);

        const cartItems = orderData.cartItems
        const orderItems = cartItems.map(i => i = { ...i, order: order._id })

        const createdOrderItems = await orderItemModel.insertMany(orderItems)

        const promoCode = orderData.promoCode
        if (promoCode) {
            await promoCodeModel.findOneAndUpdate({ promoCode }, { $inc: { uses: 1 } });
          }
        res.status(200).json({ order, createdOrderItems })

    } catch (error) {
        res.status(400).json({ error: error.message });
    }
};

export { createOrder };