woo-credits compatibility

functions.php

// to display correct credit amount for line total and subtotal after order is placed. In case of person as booking, the credits should be multiplied with number of participants.

add_filter('woocommerce_order_subtotal_to_display', 'order_subtotal_to_display_with_credits', 11, 3);
add_filter('woocommerce_order_formatted_line_subtotal', 'order_formatted_line_subtotal_with_credits', 11, 3);

function order_subtotal_to_display_with_credits($subtotal, $compound, $order)
{
	$order_id = (WC()->version < '2.7.0') ? $order->id : $order->get_id();
	$credits_total = 0;
	$payment_method = get_post_meta($order_id, '_payment_method', true);
	if( $order ) 
	{
		$items			= $order->get_items();
		foreach( $items as $order_item_id => $line_item ) 
		{
			$formatted_data = $line_item->get_formatted_meta_data();
			$product = $line_item->get_product();
			$product_id = $product->get_id();
			
			foreach ($formatted_data as $key => $value) 
			{
				if($value->key == 'Number of persons' && !empty($value->value))
				{
					$persons_as_booking  = get_post_meta( $product_id, "_phive_booking_persons_as_booking", 1 );
					if(!empty($persons_as_booking) && $persons_as_booking == 'yes')
					{
						$no_of_persons = $value->value;
						$credits_amount = get_post_meta($product_id, '_credits_amount', true);
						if ($credits_amount || (is_numeric($credits_amount) && credits_amount==0)) 
						{
							$credits_total += $credits_amount * $no_of_persons;
						}
					}
				}
			}
			
		}
	}
	if ($payment_method == 'wdc_woo_credits' && $credits_total != 0) 
	{
		//for credit lable
		if ($credits_total) 
		{
			if ($credits_total > 1) {
				$credits_label = trim(get_option('mwdcp_credits_label'));
				$label = empty($credits_label) ? __('Credits', 'mwdcp') : $credits_label;
			} else {
				$credit_label = trim(get_option('mwdcp_credit_label'));
				$label = empty($credit_label) ? __('Credit', 'mwdcp') : $credit_label;
			}
			$clabel = $credits_total . ' ' . $label;
		} else if (is_numeric($credits) && $credits == 0) {
			$credit_label = trim(get_option('mwdcp_credit_label'));
			$label = empty($credit_label) ? __('Credit', 'mwdcp') : $credit_label;
			$clabel = $credits_total . ' ' . $label;
		}
	
		$subtotal = $clabel;	
	}
	return $subtotal;
}

function order_formatted_line_subtotal_with_credits($subtotal, $item, $order)
{
	$order_id = (WC()->version < '2.7.0') ? $order->id : $order->get_id();
	$payment_method = get_post_meta($order_id, '_payment_method', true);
	if ($payment_method == 'wdc_woo_credits') 
	{	
		$product=$item->get_product();
		$product_id=$product->get_id();
		$product = wc_get_product($product_id);
		$credits_amount = get_post_meta($product_id, '_credits_amount', true);
		
		$formatted_data = $item->get_formatted_meta_data();
		foreach($formatted_data as $key => $value) 
		{
			if($value->key == 'Number of persons' && !empty($value->value))
			{
				$persons_as_booking  = get_post_meta( $product_id, "_phive_booking_persons_as_booking", 1 );
				if(!empty($persons_as_booking) && $persons_as_booking == 'yes')
				{
					$no_of_persons = $value->value;
					$credits_amount = get_post_meta($product_id, '_credits_amount', true);
					if ($credits_amount || (is_numeric($credits_amount) && credits_amount==0)) 
					{
						$credits_amount = $credits_amount * $no_of_persons;
					}
				}
			}
		}
		if ($product->is_type('phive_booking'))
		{
			if ($credits_amount) 
			{
				if ($credits_amount > 1) 
				{
					$credits_label = trim(get_option('mwdcp_credits_label'));
					$label = empty($credits_label) ? __('Credits', 'mwdcp') : $credits_label;
				} 
				else 
				{
					$credit_label = trim(get_option('mwdcp_credit_label'));
					$label = empty($credit_label) ? __('Credit', 'mwdcp') : $credit_label;
				}
				$clabel = $credits_amount . ' ' . $label;
			} 
			else if (is_numeric($credits) && $credits == 0) 
			{
				$credit_label = trim(get_option('mwdcp_credit_label'));
				$label = empty($credit_label) ? __('Credit', 'mwdcp') : $credit_label;
				$clabel = $credits_amount . ' ' . $label;
			}
			$subtotal =  $clabel;
		}
	}
	return $subtotal;
}