Add Invoice Number to Transactions Table

invoicenumontransactionscreen.php

add_filter('mepr-admin-transactions-cols', function ($cols) {
  $cols['col_txn_invoice'] = __('Invoice No.', 'memberpress-pdf-invoice');

  return $cols;
});

add_action('mepr-admin-transactions-cell', function ($column_name, $rec, $attributes) {
  if ($column_name === 'col_txn_invoice') {
    ?>
    <td <?php echo $attributes; ?>>

    <?php
      try {
      $mepr_options = MeprOptions::fetch();
      $text         = $mepr_options->get_attr( 'biz_invoice_format' );
      $txn          = new MeprTransaction( $rec->id );
      $params       = MePdfInvoicesHelper::get_invoice_params( $txn );
      $invoice_num  = MePdfInvoiceNumber::get_invoice_num($txn->id);
      $invoice_num_str  = MeprUtils::replace_vals( $text, $params );

      if ($invoice_num && $invoice_num_str && !empty($invoice_num_str)) {
        echo $invoice_num_str;
      }
    } catch (exception $e) {
      //If we run into any issues while trying to pull the invoice number, lets just not show it.
    }
    ?>

    </td>
    <?php
  }
}, 10, 3);