mcPage.rb

import wixData from 'wix-data';
import wixUsers from 'wix-users';

export function dataset2_ready() {
	$w("#forex").value = 'USD';
}

export function repeater1_itemReady($item, itemData, index) {
	$item("#price").text = "USD " + itemData.price;
}

export function forex_change(event) {
	calculateForex();
}

function calculateForex() {
	wixData.query("forex")
	.eq('currency', $w("#forex").value)
	.find()
	.then((results) => {
		let Item = results.items[0];
		getFinalRates(Item);
	});
}

function getFinalRates(Item) {
	$w("#repeater1").onItemReady( ($item, itemData, index) => {
		let newprice =  Math.round((Number(Item.rate)) * (Number(itemData.price))).toFixed(0);
		$item('#price').text = String($w("#forex").value + ' ' + newprice);
		$item("#actualprice").text = String(newprice);
	});
}

export async function addToCart_click(event) {
	let $item = $w.at(event.context);
	$item("#addToCart").disable();
	let user = wixUsers.currentUser.id;
	let clickedItem = $item("#dataset1").getCurrentItem();
	let data = {
		productName: clickedItem.name,
		image: clickedItem.mainMedia,
		quantity: 1,
		price: Number($item("#actualprice").text),
		currency: $w("#forex").value,
		userId: user
	};
	await wixData.insert('cart', data);
	$item("#addToCart").enable();
}