public function payment_fields()
 {
     parent::payment_fields();
     $ideal_issuers = PayPro_WC_Plugin::$paypro_api->getIdealIssuers();
     $selected_issuer = $this->getSelectedIssuer();
     $html = '<select name="' . PayPro_WC_Plugin::PLUGIN_ID . '_issuer_' . $this->id . '">';
     $html .= '<option value=""></option>';
     foreach ($ideal_issuers['issuers'] as $issuer) {
         $html .= '<option value="' . esc_attr($issuer['id']) . '"' . ($selected_issuer == $issuer['id'] ? ' selected="selected"' : '') . '>' . esc_html($issuer['name']) . '</option>';
     }
     $html .= '</select>';
     echo wpautop(wptexturize($html));
 }