Cart Contents - Filter Hook References

function custom_fee_title( $cart_item, $item ) {

    //add your custom code here
    return $cart_item;
}

add_filter( 'wtars_shipped/get-cart-item', 'custom_get_cart_item', 10, 2 );

function custom_get_cart_product_data( $product_data, $product, $item_key ) {

    //add your custom code here
    return $product_data;
}

add_filter( 'wtars_shipped/get-cart-product-data', 'custom_get_cart_product_data', 10, 3 );

function custom_get_cart_totals( $totals, $cart ) {

    //add your custom code here
    return $totals;
}

add_filter( 'wtars_shipped/get-cart-totals', 'custom_get_cart_totals', 10, 2 );

function custom_get_cart_applied_coupons( $applied_coupons, $cart ) {

    //add your custom code here
    return $applied_coupons;
}

add_filter( 'wtars_shipped/get-cart-applied-coupons', 'custom_get_cart_applied_coupons', 10, 2 );

function custom_get_cart_shipping_rates( $shipping_rates, $cart ) {

    //add your custom code here
    return $shipping_rates;
}

add_filter( 'wtars_shipped/get-cart-shipping-rates', 'custom_get_cart_shipping_rates', 10, 2 );

function custom_get_cart_method_id( $method_id, $cart ) {

    //add your custom code here
    return $method_id;
}

add_filter( 'wtars_shipped/get-cart-method-id', 'custom_get_cart_method_id', 10, 2 );

function custom_get_cart_customer( $customer, $cart ) {

    //add your custom code here
    return $customer;
}

add_filter( 'wtars_shipped/get-cart-customer', 'custom_get_cart_customer', 10, 2 );