wcfm-transaction-bear-by-vendor.php

function calculate_transaction_charge_for_vendor_order_item($order_item_id, $vendor_id, $commission_rule) {
    $transacton_charge_meta_key = '_wcfmmp_vendor_only_transaction_charge';
    if($transaction_charge = wc_get_order_item_meta( $order_item_id, $transacton_charge_meta_key, true )) {
        return $transaction_charge;
    }

    $line_item = new WC_Order_Item_Product($order_item_id);
    $line_item_total = $line_item->get_total() + $line_item->get_total_tax();

    $order = $line_item->get_order();
    $line_items = $order->get_items( 'line_item' );
    $vendors = array();
    foreach ($line_items as $item) {
        $order_item = new WC_Order_Item_Product($item);
        $product_id = $order_item->get_product_id();
        $store_id = wcfm_get_vendor_id_by_post($product_id);
        if ($store_id && !in_array($store_id, $vendors)) {
            $vendors[] = $store_id;
        }
    }
    $shipping_items = $order->get_items( 'shipping' );
    $package_qty = 1;
    foreach ( $shipping_items as $shipping_item ) {
        $order_item_shipping = new WC_Order_Item_Shipping( $shipping_item );
        $shipping_vendor_id = $order_item_shipping->get_meta( 'vendor_id', true );
        if ( ( $shipping_vendor_id > 0 ) && ( $shipping_vendor_id == $vendor_id ) ) {
            $shipping_item_total = $order_item_shipping->get_total() + $order_item_shipping->get_total_tax();
            $package_qty = $order_item_shipping->get_meta('package_qty', true);
            if($package_qty > 0 && $shipping_item_total > 0) {
                $line_item_total += $shipping_item_total / $package_qty;
            }
        }
    }

    $total_transaction_charge = 0;
    if( ( $commission_rule['transaction_charge_type'] == 'percent' ) || ( $commission_rule['transaction_charge_type'] == 'percent_fixed' ) ) {
        $total_transaction_charge  += $line_item_total * ( (float)$commission_rule['transaction_charge_percent'] / 100 );
    }
    if( ( $commission_rule['transaction_charge_type'] == 'fixed' ) || ( $commission_rule['transaction_charge_type'] == 'percent_fixed' ) ) {
        $total_transaction_charge  += (float)$commission_rule['transaction_charge_fixed'] / ( count($vendors) * $package_qty );
    }
    $transaction_charge = round( $total_transaction_charge, 2 );

    if( !$order->get_meta('_wcfmmp_vendor_transacton_charge_adjusted_' . $vendor_id) ) {
        $order->update_meta_data( '_wcfmmp_vendor_transacton_charge_adjusted_'.$vendor_id, 'yes' );
        $order->save();
    }

    wc_update_order_item_meta( $order_item_id, $transacton_charge_meta_key, $transaction_charge );
    return $transaction_charge;
}
//Transaction charge fully bear by vendor. Admin will not contribute
add_filter( 'wcfmmp_commission_deducted_transaction_charge', function($transaction_charge, $vendor_id, $product_id, $order_id, $total_commission, $commission_rule, $order_item_id ) {
    return calculate_transaction_charge_for_vendor_order_item($order_item_id, $vendor_id, $commission_rule);
}, 10, 7 );
//Delete order meta keys on Order reset
add_action( 'wcfm_manual_order_processed', function( $order_id, $order_posted, $order = '' ) {
    global $wpdb;
    if ( ! $order_id ) return;
    if ( ! $order ) $order = wc_get_order( $order_id );
    if ( ! is_a( $order, 'WC_Order' ) ) return;

    $marketplace_orders = $wpdb->get_results(  $wpdb->prepare( "SELECT ID, item_id from {$wpdb->prefix}wcfm_marketplace_orders WHERE order_id = %d", $order_id ) );
    foreach( $marketplace_orders as $marketplace_order ) {
        wc_delete_order_item_meta( $marketplace_order->item_id, '_wcfmmp_vendor_only_transaction_charge' );
    }
}, 10, 3 );