Show VAT Details & Discount - Woocommerce PDF Invoice

vatdetailsanddiscountwoocommercepdfinvoice

add_filter( 'pdf_template_order_totals' , 'coupon_pdf_template_order_totals', 10, 2 );

function coupon_pdf_template_order_totals( $output, $order_id ) {
  global $woocommerce;
  
  if ( !$order_id ) {
    return;
  }
  
  $order = new WC_Order( $order_id );
  
  // Check WC version - changes for WC 3.0.0
  $pre_wc_30 		= version_compare( WC_VERSION, '3.0', '<' );
  $order_currency = $pre_wc_30 ? $order->get_order_currency() : $order->get_currency();
  
  $order_item_totals = $order->get_order_item_totals();
  
  unset( $order_item_totals['payment_method'] );
  
  $output = '';
  
  // Making sure that the VAT details are only included once in the foreach loop
  // With a "cleaned" var
  
  $cleaned = false;
  
  foreach ( $order_item_totals as $order_item_total ) {
    
    $output .=  '<tr>' .
    '<td align="right">' .
    '<strong>' . $order_item_total['label'] . '</strong></td>' .
    '<td align="right"><strong>' . $order_item_total['value'] . '</strong></td>' .
    '</tr>' ;
    
    if (!$cleaned) {
      
      /*** ADDING VAT DETAILS ON TOTALS ****/
      
      if ( $order->get_total_tax()>0 ) {
        
        $tax_items = $order->get_tax_totals();
        
        if ( count( $tax_items ) > 1 ) {
          
          foreach ( $tax_items as $tax_item ) {
            $tax_item_amount = $pre_wc_30 ? woocommerce_price( $tax_item->amount ) : wc_price( $tax_item->amount );
            $output .=  '<tr>' .
            '<td align="right">' . esc_html( $tax_item->label ) . '</td>' .
            '<td align="right">' . $tax_item_amount . '</td>' .
            '</tr>' ;
          }
          
          $total_tax = $pre_wc_30 ? woocommerce_price( $order->get_total_tax() ) : wc_price( $order->get_total_tax() );
          
          $output .=  '<tr>' .
          '<td align="right">' . __('Total Tax', 'woocommerce-pdf-invoice') . '</td>' .
          '<td align="right">' . $total_tax . '</td>' .
          '</tr>' ;
          
        } else {
          
          foreach ( $tax_items as $tax_item ) {
            
            $tax_item_amount = $pre_wc_30 ? woocommerce_price( $tax_item->amount ) : wc_price( $tax_item->amount );
            $output .=  '<tr>' .
            '<td align="right">' . esc_html( $tax_item->label ) . '</td>' .
            '<td align="right">' . $tax_item_amount . '</td>' .
            '</tr>' ;
          }
          
        }
        
        
      }
      
      /**** Closing the execution in the foreach loop by setting cleaned as true ****/
      $cleaned = true;
    }
    
  }
  
  if( $order->get_total_refunded() > 0 ) {
    
    $output .=  '<tr>' .
    '<td align="right">' .
    '<strong>Amount Refunded:</strong></td>' .
    '<td align="right"><strong>' . wc_price( $order->get_total_refunded(), array( 'currency' => $order_currency ) ) . '</strong></td>' .
    '</tr>' ;
    
  }
  
  return $output;
  
}