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TA貢獻1789條經驗 獲得超10個贊
以下
add_action('woocommerce_cart_calculate_fees', 'add_custom_discount_2nd_at_50', 10, 1 );
function add_custom_discount_2nd_at_50( $cart ){
? ? if ( is_admin() && ! defined( 'DOING_AJAX' ) )
? ? ? ? return;
? ? // YOUR SETTINGS:
? ? $variable_product_id = 40; // <== HERE your targeted variable product ID
? ? $excl_variations_ids = array( 41, 42); // <== HERE your variations to be excluded
? ? // Initializing variables
? ? $discount = $qty_notice = 0;
? ? $items_prices = array();
? ? // Loop through cart items
? ? foreach ( $cart->get_cart() as $key => $cart_item ) {
? ? ? ? if( $variable_product_id == $cart_item['product_id'] && in_array( $cart_item['variation_id'], $excl_variations_ids ) ) {
? ? ? ? ? ? $quantity = (int) $cart_item['quantity'];
? ? ? ? ? ? $qty_notice += $quantity;
? ? ? ? ? ? for( $i = 0; $i < $quantity; $i++ ) {
? ? ? ? ? ? ? ? $items_prices[] = floatval( $cart_item['data']->get_price());
? ? ? ? ? ? }
? ? ? ? }
? ? }
? ? $count_items = count($items_prices); // Count items
? ? rsort($items_prices); // Sorting prices descending order
? ? if( $count_items > 1 ) {
? ? ? ? foreach( $items_prices as $key => $price ) {
? ? ? ? ? ? if( $key % 2 == 1 )
? ? ? ? ? ? ? ? $discount -= number_format( $price / 2, 2 );
? ? ? ? }
? ? }
? ? // Applying the discount
? ? if( $discount != 0 ){
? ? ? ? $cart->add_fee('Buy one get one 50% off' ,$discount? ); // true
? ? ? ? // Displaying a custom notice (optional)
? ? ? ? wc_clear_notices(); // clear other notices on checkout page.
? ? ? ? if( ! is_checkout() ){
? ? ? ? ? ? wc_add_notice( __("You get 50% of discount on the 2nd item"), 'notice');
? ? ? ? }
? ? }
? ? //? Display a custom notice on cart page when quantity is equal to 1.
? ? elseif( $qty_notice == 1 ){
? ? ? ? wc_clear_notices(); // clear other notices on checkout page.
? ? ? ? if( ! is_checkout() ){
? ? ? ? ? ? wc_add_notice( __( "Add one more to get 50% off on 2nd item" ), 'notice');
? ? ? ? }
? ? }
}
代碼位于活動子主題(或活動主題)的functions.php 文件中。經過測試并有效。
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