//**********************************************************************************//
//**********************************************************************************//
function input_item_in_cart(id) {
    //alert("id! " + id);
    var qty = document.getElementById('quantity_'+id).value;
    var price = document.getElementById('price_'+id).value;
    //alert("input! " + qty);
    //
        $.ajax({
            type: "POST",
            url: '/inc/cart/input_item_in_cart.php',
            data: {item_id: id,qty: qty}, 
            success: function(data)
                {                      
                    //alert("input! " + data);
                    //var qty = data;
                    //document.getElementById('quantity_'+id).value = qty;
                    
                    var price100 = price * 100;
                    var sum100 = price100 * qty;
                    var sum = sum100 / 100;
                    document.getElementById('sum_'+id).innerHTML = sum + ' руб.';
                    total_sum_cart();
                }
        });
      /*  */
                
}
//**********************************************************************************//
//**********************************************************************************//
function change_item_in_cart(id) {
    //alert("id! " + id);
    var qty = document.getElementById('quantity_'+id).value;
    //alert("input! " + qty);
    //
        $.ajax({
            type: "POST",
            url: '/inc/cart/change_item_in_cart.php',
            data: {item_id: id, qty: qty}, 
            success: function(data)
                {  
                    /*                 
                    //alert("input! " + data);
                    //var qty = data;
                    //document.getElementById('quantity_'+id).value = qty;
                    
                    var price100 = price * 100;
                    var sum100 = price100 * qty;
                    var sum = sum100 / 100;
                    document.getElementById('sum_'+id).innerHTML = sum + ' руб.';
                    total_sum_cart();
                    */
                }
        });
}
//**********************************************************************************//
//**********************************************************************************//
function add_item_to_cart(id) {
//
////const item_count = prompt('Введите нужное количество');
////if (item_count) {
    // товар добавляем в корзину и сохраняем ко-во
    var item_id = document.getElementById(id).id;
        $.ajax({
            type: "POST",
            url: '/inc/cart/add_item_to_cart.php',
            //data: {item_id: item_id, item_count: item_count }, 
            data: {item_id: item_id, item_count: 1 },
            success: function(data)
                {                        
                    if (data == 'OK'){
                        //alert("success! " + data);
                        document.getElementById('in_'+id).style.display = 'block';
                        document.getElementById('out_'+id).style.display = 'none';
                        //var qty = 2;
                        //document.getElementById('quantity_'+id).value = qty;
                        //alert(qty);
                    }else if (data == 'NULL'){
                        alert('Введен ноль - товар не добавлен');
                    }else{
                        alert('Неправильное число');
                    }
                    total_qty_item_cart();
                }
        });
    //
////    } else {
    // товар не добавляем
////    }
//
};
//**********************************************************************************//
//**********************************************************************************//
function plus_item_in_cart(id) {
   // alert("Вы нажали на кнопку");
        $.ajax({
            type: "POST",
            url: '/inc/cart/plus_item_in_cart.php',
            data: {item_id: id}, 
            success: function(data)
                {                      
                    //alert("plus! " + data);
                    var qty = data;
                    document.getElementById('quantity_'+id).value = qty;
                    var price = document.getElementById('price_'+id).value;
                    var price100 = price * 100;
                    var sum100 = price100 * qty;
                    var sum = sum100 / 100;
                    document.getElementById('sum_'+id).innerHTML = sum + ' руб.';
                    total_sum_cart();
                }
        });
                
}
//**********************************************************************************//
//**********************************************************************************//
function minus_item_in_cart(id) {
        $.ajax({
            type: "POST",
            url: '/inc/cart/minus_item_in_cart.php',
            data: {item_id: id}, 
            success: function(data)
                {                      
                    //alert("minus! " + data);
                    var qty = data;
                    document.getElementById('quantity_'+id).value = qty;
                    var price = document.getElementById('price_'+id).value;
                    var price100 = price * 100;
                    var sum100 = price100 * qty;
                    var sum = sum100 / 100;
                    document.getElementById('sum_'+id).innerHTML = sum + ' руб.';
                    total_sum_cart();
                }
        });
}
//**********************************************************************************//
//**********************************************************************************//
function total_sum_cart() {
                    $.ajax({
                        type: "POST",
                        url: '/inc/cart/sum_total.php',
                        data: {}, 
                        success: function(data)
                        {                      
                            //alert("total! " + data);
                            document.getElementById('sum_total').innerHTML = data + ' руб.';
                        }
                    });
}
//**********************************************************************************//
//**********************************************************************************//
function total_qty_item_cart() {
                    $.ajax({
                        type: "POST",
                        url: '/inc/cart/qty_item_total.php',
                        data: {}, 
                        success: function(data)
                        {                      
                            //alert("total! " + data);
                            document.getElementById('qty_item_total').innerHTML = data;
                        }
                    });
    
};
//**********************************************************************************//
//**********************************************************************************//