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Splitting the common helper + small refactor (#150)
Decent size refactor.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| const { | ||
| getConfig | ||
| } = require('./config'); | ||
|
|
||
| const updateTotalCart = async (req, res) => { | ||
| const config = getConfig(); | ||
| const db = req.app.db; | ||
|
|
||
| req.session.totalCartAmount = 0; | ||
| req.session.totalCartItems = 0; | ||
| req.session.totalCartProducts = 0; | ||
|
|
||
| // If cart is empty return zero values | ||
| if(!req.session.cart){ | ||
| return; | ||
| } | ||
|
|
||
| Object.keys(req.session.cart).forEach((item) => { | ||
| req.session.totalCartAmount = req.session.totalCartAmount + req.session.cart[item].totalItemPrice; | ||
| req.session.totalCartProducts = req.session.totalCartProducts + req.session.cart[item].quantity; | ||
| }); | ||
|
|
||
| // Update the total items in cart for the badge | ||
| req.session.totalCartItems = Object.keys(req.session.cart).length; | ||
|
|
||
| // Update the total amount not including shipping/discounts | ||
| req.session.totalCartNetAmount = req.session.totalCartAmount; | ||
|
|
||
| // Calculate shipping using the loaded module | ||
| config.modules.loaded.shipping.calculateShipping( | ||
| req.session.totalCartNetAmount, | ||
| config, | ||
| req | ||
| ); | ||
|
|
||
| // If discount module enabled | ||
| if(config.modules.loaded.discount){ | ||
| // Recalculate discounts | ||
| const discount = await db.discounts.findOne({ code: req.session.discountCode }); | ||
| if(discount){ | ||
| config.modules.loaded.discount.calculateDiscount( | ||
| discount, | ||
| req | ||
| ); | ||
| }else{ | ||
| // If discount code is not found, remove it | ||
| delete req.session.discountCode; | ||
| req.session.totalCartDiscount = 0; | ||
| } | ||
| } | ||
|
|
||
| // Calculate our total amount removing discount and adding shipping | ||
| req.session.totalCartAmount = (req.session.totalCartNetAmount - req.session.totalCartDiscount) + req.session.totalCartShipping; | ||
| }; | ||
|
|
||
| const updateSubscriptionCheck = (req, res) => { | ||
| // If cart is empty | ||
| if(!req.session.cart || req.session.cart.length === 0){ | ||
| req.session.cartSubscription = null; | ||
| return; | ||
| } | ||
|
|
||
| Object.keys(req.session.cart).forEach((item) => { | ||
| if(item.productSubscription){ | ||
| req.session.cartSubscription = item.productSubscription; | ||
| }else{ | ||
| req.session.cartSubscription = null; | ||
| } | ||
| }); | ||
| }; | ||
|
|
||
| const emptyCart = async (req, res, type, customMessage) => { | ||
| const db = req.app.db; | ||
|
|
||
| // Remove from session | ||
| delete req.session.cart; | ||
| delete req.session.shippingAmount; | ||
| delete req.session.orderId; | ||
| delete req.session.cartSubscription; | ||
| delete req.session.discountCode; | ||
|
|
||
| // Remove cart from DB | ||
| await db.cart.deleteOne({ sessionId: req.session.id }); | ||
|
|
||
| // update total cart | ||
| await updateTotalCart(req, res); | ||
|
|
||
| // Update checking cart for subscription | ||
| updateSubscriptionCheck(req, res); | ||
|
|
||
| // Set returned message | ||
| let message = 'Cart successfully emptied'; | ||
| if(customMessage){ | ||
| message = customMessage; | ||
| } | ||
|
|
||
| if(type === 'function'){ | ||
| return; | ||
| } | ||
|
|
||
| // If POST, return JSON else redirect nome | ||
| if(type === 'json'){ | ||
| res.status(200).json({ message: message, totalCartItems: 0 }); | ||
| return; | ||
| } | ||
|
|
||
| req.session.message = message; | ||
| req.session.messageType = 'success'; | ||
| res.redirect('/'); | ||
| }; | ||
|
|
||
| const clearCustomer = (req) => { | ||
| // Clear our session | ||
| req.session.customerPresent = null; | ||
| req.session.customerEmail = null; | ||
| req.session.customerFirstname = null; | ||
| req.session.customerLastname = null; | ||
| req.session.customerAddress1 = null; | ||
| req.session.customerAddress2 = null; | ||
| req.session.customerCountry = null; | ||
| req.session.customerState = null; | ||
| req.session.customerPostcode = null; | ||
| req.session.customerPhone = null; | ||
| req.session.orderComment = null; | ||
| }; | ||
|
|
||
| module.exports = { | ||
| updateTotalCart, | ||
| updateSubscriptionCheck, | ||
| emptyCart, | ||
| clearCustomer | ||
| }; |
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