Как добавить скидку в корзине за самовывоз в Tilda

<!--СКИДКА ЗА САМОВЫВОЗ-->
<script>
document.addEventListener("DOMContentLoaded", function() {

(function () {

    //Название скидки в системе
    let dnDelivery = 'Самовывоз 10%';
    
    //Название доставки в корзине
    let cartNameDelivery = 'Самовывоз';
    
    //Подпись для подсказки в корзине
    let discountHint = 'Скидка за самовывоз 10%';


    let discount = 0;
    
    function unactivePickup(){
        let newDiscount = [];
        
        for (let key in discount) {
            if( discount[key].name != dnDelivery   ) newDiscount.push(discount[key]);
        };
        
        t_cart__discounts = newDiscount;
        updateDicoutns();

    };
    
    function activePickup(){
        t_cart__discounts = discount;
        updateDicoutns();
    };
    
    function updateDicoutns(){
        tcart__updateTotalProductsinCartObj(),tcart__reDrawTotal(),tcart__saveLocalObj();
    };
    
    setTimeout(function () {
        discount = t_cart__discounts;
        
        let observer = new MutationObserver(mutationRecords => {
             checkDelivery();
        });
    
        let elem  = document.querySelector('.t706__cartwin-prodamount');
        observer.observe(elem, {
          childList: true, 
          subtree: true, 
          characterDataOldValue: true
        });
        
    }, 1000); 
    
    
    let pickupOn = false;
    let firstOpen = true;
    
    function checkDelivery(){
        
        let deliveryName = document.querySelector('input.t-radio_delivery:checked');
        
        if(deliveryName==null) {
            deliveryName = 0;
        }else{
            deliveryName = deliveryName.value;
            deliveryName = deliveryName.trim()
        };
        
        if( deliveryName==cartNameDelivery  ){
            
            setTimeout(function() {
                let descr = document.querySelector('.t706__cartwin-discounts__description li');
                if(descr!=null){
                  descr.innerText = discountHint;
                };
            }, 500)
    
            if(!pickupOn){
                activePickup();
                pickupOn = true;
            };
            
        }else{
    
            if(pickupOn || firstOpen){
                unactivePickup();
                pickupOn = false;
                firstOpen = false;
            };
              
        };
    };
})();
});
</script>

<!--СКИДКА ЗА ON-LINE ОПЛАТУ -->
<script>
document.addEventListener("DOMContentLoaded", function() {

(function () {

    //Название скидки в системе
    let dnPayment = 'Скидка за оплату 15%';
    
    //Название оплаты в корзине
    let cartNamePayment = 'Наличными при получении';
    
    //Подпись для подсказки в корзине
    let discountHint = 'Скидка за оплату on-line 15%';
    
    
    let discountPayment = 0;
    
    function unactivePayment(){
        let newDiscountPayment = [];
        
        for (let key in discountPayment) {
            if( discountPayment[key].name != dnPayment   ) newDiscountPayment.push(discountPayment[key]);
        };

        t_cart__discounts = newDiscountPayment;

        updateDicoutns();

    };
    
    function activePayment(){
        t_cart__discounts = discountPayment;
        updateDicoutns();
    };
    
    function updateDicoutns(){
        tcart__updateTotalProductsinCartObj(),tcart__reDrawTotal(),tcart__saveLocalObj();
    };
    
    setTimeout(function () {
        discountPayment = t_cart__discounts;
        
        let observer = new MutationObserver(mutationRecords => {
             checkPayment();
        });
    
        let elem  = document.querySelector('.t706__cartwin-prodamount');
        observer.observe(elem, {
          childList: true, 
          subtree: true, 
          characterDataOldValue: true
        });
        
    }, 1000); 
    
    
    
    let paymentOn = false;
    let firstOpen = true;
    
    function checkPayment(){

        let paymentName = document.querySelector('input.t-radio_payment:checked').parentElement.innerText;
        
        if(paymentName==null) {
            paymentName = 0;
        }else{
            paymentName = paymentName.trim();
        };
        
        if( paymentName==cartNamePayment  ){
            
            setTimeout(function() {
                let descr = document.querySelector('.t706__cartwin-discounts__description li');
                if(descr!=null){
                  descr.innerText = discountHint;
                };
            }, 500)
    
            if(!paymentOn){
                activePayment();
                paymentOn = true;
            };
            
        }else{
    
            if(paymentOn || firstOpen){
                unactivePayment();
                paymentOn = false;
                firstOpen = false;
            };
              
        };
        
        
    };
    
    
    
    setTimeout(function() {
        let paymentInput = document.querySelectorAll('input.t-radio_payment');
        paymentInput.forEach(radio => radio.addEventListener('change', () =>  checkPayment()  ));
    }, 1000);



})();

});
</script>