WC Name Your Price: Add Price Change To Cart & Checkout

wcnypcocc.php

// Add Name Your Price Field on Cart page
add_filter( 'woocommerce_cart_item_price', 'add_name_your_price_field_to_cart', 10, 3 );
function add_name_your_price_field_to_cart( $product_price, $cart_item, $cart_item_key ) {
    global $woocommerce;

    // Check if the Name Your Price plugin is active and if the current product supports it
    if ( class_exists( 'WC_Name_Your_Price' ) && WC_Name_Your_Price_Helpers::product_supports_name_your_price( $cart_item['data'] ) ) {

        // Add Name Your Price Field
        $name_your_price_input = woocommerce_name_your_price_input( $cart_item['product_id'], '', '', false );
        $product_price .= $name_your_price_input;
    }
    return $product_price;
}

// Add Name Your Price Field on Checkout page
add_filter( 'woocommerce_cart_item_price', 'add_name_your_price_field_to_checkout', 10, 3 );
function add_name_your_price_field_to_checkout( $product_price, $cart_item, $cart_item_key ) {
    global $woocommerce;

    // Check if the Name Your Price plugin is active and if the current product supports it
    if ( class_exists( 'WC_Name_Your_Price' ) && WC_Name_Your_Price_Helpers::product_supports_name_your_price( $cart_item['data'] ) ) {

        // Add Name Your Price Field
        $name_your_price_input = woocommerce_name_your_price_input( $cart_item['product_id'], '', '', false );
        $product_price .= $name_your_price_input;
    }
    return $product_price;
}