add_group_of_coupons_from_one.liquid

<script>
// Define all codes from many promotions
const coupons = ["cupon1", "cupon2", "cupon3"]

//Callback that returns all coupons in cart
var callback_added = function(data) {
    console.log(data.coupons)
}

// Callback that searches intersections between the codes in cart and the promotional codes. 
// If they intersect, all coupons will be added.

var callbackFunction = function(data) {
    cart_coupons = data.coupons
    cart_coupons = cart_coupons.split(',');

    if (cart_coupons.filter(x => coupons.includes(x))) {
        Jumpseller.addCouponToCart(coupons, {
            callback: callback_added
        })
    }

};
$(document).ready(function() {
// Call the function on document load
    Jumpseller.getCart({
        callback: callbackFunction
    })

});
</script>