Add commission to product price

function get_modified_price($price, $commisson_rule) {
    if( !empty( $commisson_rule ) && is_array( $commisson_rule ) ) {
        if(isset($commisson_rule['percent'])) {
            return $price + ($price * ((float)$commisson_rule['percent']/100));
        } elseif(isset($commisson_rule['fixed'])) {
            return $price + (float)$commisson_rule['fixed'];
        }
    }
    return $price;
}

//patch for mini cart bug
add_action( 'woocommerce_before_mini_cart', function() {
    WC()->cart->calculate_totals();
} );

add_filter('woocommerce_get_price_html', function($price_html, $product) {
    global $WCFMmp;
    if ( is_admin() ) return $price_html;
    if ( '' === $product->get_price() ) return $price_html;
    $vendor_id = wcfm_get_vendor_id_by_post( $product->get_id() );
    if( $vendor_id ) {
        $commisson_rule = $WCFMmp->wcfmmp_product->wcfmmp_get_product_commission_rule( $product->get_id() );
        if($product->is_type('variable') && $product->is_on_sale()) {
            $min_regular_price = $product->get_variation_regular_price( 'min' );
            $mod_regular_price = get_modified_price($min_regular_price, $commisson_rule);
            $min_sale_price = $product->get_variation_sale_price( 'min' );
            $mod_sale_price = get_modified_price( $min_sale_price, $commisson_rule );
            return wc_format_sale_price( $mod_regular_price, $mod_sale_price ) . $product->get_price_suffix();
        }
        if($product->is_on_sale()) {
            $regular_price = wc_get_price_to_display( $product, array( 'price' => $product->get_regular_price() ) );
            $mod_regular_price = get_modified_price($regular_price, $commisson_rule);
            $sale_price = wc_get_price_to_display( $product );
            $mod_sale_price = get_modified_price( $sale_price, $commisson_rule );
            return wc_format_sale_price( $mod_regular_price, $mod_sale_price ) . $product->get_price_suffix();
        }
        $price = wc_get_price_to_display( $product );
        return wc_price(get_modified_price($price, $commisson_rule));
    }
    return $price_html;
}, 50, 2);

add_action( 'woocommerce_before_calculate_totals', function($cart) {
    global $WCFMmp;
    if ( is_admin() && ! defined( 'DOING_AJAX' ) ) return;
    if ( did_action( 'woocommerce_before_calculate_totals' ) >= 2 ) return;
    foreach ( $cart->get_cart() as $cart_item ) {
        $product = $cart_item['data'];
        $vendor_id = wcfm_get_vendor_id_by_post( $product->get_id() );
        if($vendor_id) {
            $commisson_rule = $WCFMmp->wcfmmp_product->wcfmmp_get_product_commission_rule( $product->get_id() );
            $price = $product->get_price();
            $cart_item['data']->set_price( get_modified_price($price, $commisson_rule) );
        }
    }
}, 9999 );