Today we talk about how WooCommerce apply discount programmatically. Sometimes you need to add the discount bases on some condition. Follow is the snippets how can you achieve the functionality.
Simple Product
To apply the discount on simple products use the following code.
add_filter( 'woocommerce_product_get_price' , 'products_custom_price' , 5, 2 );
function products_custom_price( $price, $product ){
$discount = 10;
$product_id = $product->get_id();
if( $product_id == '20' ){
return $price - $discount;
}
}
function products_custom_price( $price, $product ){
$discount = 10;
$product_id = $product->get_id();
if( $product_id == '20' ){
return $price - $discount;
}
}
Variable Product
To apply the discount on variable products use the following code.
add_filter( 'woocommerce_product_variation_get_price' , 'variation_custom_price' , 99, 2 );
function variation_custom_price( $price, $variation ){
//Apply Discount by matching the parent Product
$product = wc_get_product($variation->get_parent_id());
if( '20' == $product->get_id() ){
return $price - $discount;
}
//Apply Discount by matching the Product Variation
if( '20' == $variation->get_id() ){
return $price - $discount;
}
}
function variation_custom_price( $price, $variation ){
//Apply Discount by matching the parent Product
$product = wc_get_product($variation->get_parent_id());
if( '20' == $product->get_id() ){
return $price - $discount;
}
//Apply Discount by matching the Product Variation
if( '20' == $variation->get_id() ){
return $price - $discount;
}
}