Thêm nút mua ngay ở trang chi tiết sản phẩm

add_action('woocommerce_after_add_to_cart_button','devvn_quickbuy_after_addtocart_button');
function devvn_quickbuy_after_addtocart_button(){
global $product;
?>
<style>
.devvn-quickbuy button.single_add_to_cart_button.loading:after {
display: none;
}
.devvn-quickbuy button.single_add_to_cart_button.button.alt.loading {
color: #fff;
pointer-events: none !important;
}
.devvn-quickbuy button.buy_now_button {
position: relative;
color: rgba(255,255,255,0.05);
}
.devvn-quickbuy button.buy_now_button:after {
animation: spin 500ms infinite linear;
border: 2px solid #fff;
border-radius: 32px;
border-right-color: transparent !important;
border-top-color: transparent !important;
content: "";
display: block;
height: 16px;
top: 50%;
margin-top: -8px;
left: 50%;
margin-left: -8px;
position: absolute;
width: 16px;
}
</style>
<button type="button" class="button buy_now_button">
<?php _e('Mua ngay', 'devvn'); ?>
</button>
<input type="hidden" name="is_buy_now" class="is_buy_now" value="0" autocomplete="off"/>
<script>
jQuery(document).ready(function(){
jQuery('body').on('click', '.buy_now_button', function(e){
e.preventDefault();
var thisParent = jQuery(this).parents('form.cart');
if(jQuery('.single_add_to_cart_button', thisParent).hasClass('disabled')) {
jQuery('.single_add_to_cart_button', thisParent).trigger('click');
return false;
}
thisParent.addClass('devvn-quickbuy');
jQuery('.is_buy_now', thisParent).val('1');
jQuery('.single_add_to_cart_button', thisParent).trigger('click');
});
});
</script>
<?php
}
add_filter('woocommerce_add_to_cart_redirect', 'redirect_to_checkout');
function redirect_to_checkout($redirect_url) {
if (isset($_REQUEST['is_buy_now']) && $_REQUEST['is_buy_now']) {
$redirect_url = wc_get_checkout_url(); //or wc_get_cart_url()
}
return $redirect_url;
}