<?php
/**
 * Woo Checkout Field Editor Settings General
 *
 * @link       https://themehigh.com
 * @since      1.3.6
 *
 * @package    woo-checkout-field-editor-pro
 * @subpackage woo-checkout-field-editor-pro/classes
 */

defined( 'ABSPATH' ) || exit;

if(!class_exists('THWCFD_Admin_Settings_General')):

class THWCFD_Admin_Settings_General extends THWCFD_Admin_Settings{
	protected static $_instance = null;

	private $field_form = null;
	private $field_form_props = array();

	protected $tabs = '';
	protected $sections = '';

	public function __construct() {
		parent::__construct();
		$this->page_id    = 'fields';
		$this->c_type     = 'classic';
		$this->section_id = 'billing';

		$this->tabs = array(
			'fields' => __('Checkout Fields', 'woo-checkout-field-editor-pro'),
			//'block_fields' => __('Block Checkout Fields', 'woo-checkout-field-editor-pro'),
			'advanced_settings' => __('Advanced Settings', 'woo-checkout-field-editor-pro'),
			'pro' => __('Premium Features', 'woo-checkout-field-editor-pro'),
			'themehigh_plugins' => __('Other Free Plugins', 'woo-checkout-field-editor-pro'),
		);
		$this->sections = array(
			'billing' => __('Billing Fields', 'woo-checkout-field-editor-pro'),
			'shipping' => __('Shipping Fields', 'woo-checkout-field-editor-pro'),
			'additional' => __('Additional Fields', 'woo-checkout-field-editor-pro'),
		);
	}

	public static function instance() {
		if(is_null(self::$_instance)){
			self::$_instance = new self();
		}
		return self::$_instance;
	}

	public function define_admin_hooks(){
		// Show in order details page
		add_action('woocommerce_admin_order_data_after_order_details', array($this, 'order_data_after_order_details'), 20, 1);
		add_action('woocommerce_admin_order_data_after_billing_address', array($this, 'order_data_after_billing_address'), 20, 1);
		add_action('woocommerce_admin_order_data_after_shipping_address', array($this, 'order_data_after_shipping_address'), 20, 1);
	}

	public function init(){
		$this->field_form   = new THWCFD_Admin_Form_Field();
		$this->field_form_props = $this->field_form->get_field_form_props();

		$this->render_page();
	}

	public function reset_to_default() {
		$nonse = isset($_REQUEST['thwcfd_security_manage_fields']) ? sanitize_text_field(wp_unslash($_REQUEST['thwcfd_security_manage_fields'])) : false;
		$capability = THWCFD_Utils::wcfd_capability();
		if(!wp_verify_nonce($nonse, 'thwcfd_section_fields') || !current_user_can($capability)){
			die();
		}

		delete_option('wc_fields_billing');
		delete_option('wc_fields_shipping');
		delete_option('wc_fields_additional');

		$this->print_notices(__('Checkout fields successfully reset', 'woo-checkout-field-editor-pro'), 'updated');
	}

	public function render_page(){
		$this->output_tabs();
		$this->render_checkout_types();
		$this->output_sections();
		$this->output_content();
	}

	public function render_checkout_fields_heading_row(){
		?>
		<th class="sort"></th>
		<th class="check-column"><input type="checkbox" style="margin:0px 4px -1px -1px;" onclick="thwcfdSelectAllCheckoutFields(this)"/></th>
		<th class="name"><?php esc_html_e('Name', 'woo-checkout-field-editor-pro'); ?></th>
		<th class="id"><?php esc_html_e('Type', 'woo-checkout-field-editor-pro'); ?></th>
		<th><?php esc_html_e('Label', 'woo-checkout-field-editor-pro'); ?></th>
		<th><?php esc_html_e('Placeholder', 'woo-checkout-field-editor-pro'); ?></th>
		<th><?php esc_html_e('Validations', 'woo-checkout-field-editor-pro'); ?></th>
        <th class="status"><?php esc_html_e('Required', 'woo-checkout-field-editor-pro'); ?></th>
		<th class="status"><?php esc_html_e('Enabled', 'woo-checkout-field-editor-pro'); ?></th>	
        <th class="action"><?php esc_html_e('Edit', 'woo-checkout-field-editor-pro'); ?></th>	
        <?php
	}
	
	public function render_actions_row($section){
		?>
        <th colspan="6">
            <button type="button" class="button button-primary" onclick="thwcfdOpenNewFieldForm('<?php echo esc_js($section); ?>')">+ <?php esc_html_e( 'Add field', 'woo-checkout-field-editor-pro' ); ?></button>
            <button type="button" class="button" onclick="thwcfdRemoveSelectedFields()"><?php esc_html_e('Remove', 'woo-checkout-field-editor-pro'); ?></button>
            <button type="button" class="button" onclick="thwcfdEnableSelectedFields()"><?php esc_html_e('Enable', 'woo-checkout-field-editor-pro'); ?></button>
            <button type="button" class="button" onclick="thwcfdDisableSelectedFields()"><?php esc_html_e('Disable', 'woo-checkout-field-editor-pro'); ?></button>
        </th>
        <th colspan="4">
        	<input type="submit" name="save_fields" class="button-primary" value="<?php esc_attr_e( 'Save changes', 'woo-checkout-field-editor-pro' ) ?>" style="float:right" />
            <input type="submit" name="reset_fields" class="button" value="<?php esc_attr_e( 'Reset to default fields', 'woo-checkout-field-editor-pro' ) ?>" style="float:right; margin-right: 5px;" 
			onclick="return confirm('<?php esc_html_e('Are you sure you want to reset to default fields? all your changes will be deleted.', 'woo-checkout-field-editor-pro' ); ?>')"/>
        </th>  
    	<?php 
	}

	public function output_content() {
		$section = $this->get_current_section();
		$action = isset($_POST['f_action']) ? sanitize_text_field(wp_unslash($_POST['f_action'])) : false;

		if($action === 'new')
			echo esc_html($this->save_or_update_field($section, $action));	
			
		if($action === 'edit')
			echo esc_html($this->save_or_update_field($section, $action));
		
		if(isset($_POST['save_fields']))
			echo esc_html($this->save_fields($section));

		if(isset($_POST['reset_fields']))
			$this->reset_to_default();

		$fields = THWCFD_Utils::get_fields($section);	
	
		?>            
        <div class="wrap woocommerce"><div class="icon32 icon32-attributes" id="icon-woocommerce"><br /></div></div>
		<form method="post" id="thwcfd_checkout_fields_form" action="">
        	<table id="thwcfd_checkout_fields" class="wc_gateways widefat thpladmin_fields_table" cellspacing="0">
				<thead>
                	<tr><?php $this->render_actions_row($section); ?></tr>
                	<tr><?php $this->render_checkout_fields_heading_row(); ?></tr>						
				</thead>
                <tfoot>
                	<tr><?php $this->render_checkout_fields_heading_row(); ?></tr>
					<tr><?php $this->render_actions_row($section); ?></tr>
				</tfoot>
				<tbody class="ui-sortable">
	                <?php 
					$i=0;
					foreach( $fields as $name => $field ) :
						$type = isset($field['type']) ? $field['type'] : '';
						$label = isset($field['label']) ? $field['label'] : '';
						$placeholder = isset($field['placeholder']) ? $field['placeholder'] : '';
						$validate = isset($field['validate']) ? $field['validate'] : '';
						$required = isset($field['required']) && $field['required'] ? 1 : 0;
						$enabled = isset($field['enabled']) && $field['enabled'] ? 1 : 0;
						$custom = isset($field['custom']) && $field['custom'] ? 1 : 0;

						$validate = is_array($validate) ? implode(",", $validate) : '';

						$required_status = $required ? '<span class="dashicons dashicons-yes tips" data-tip="Yes"></span>' : '-';
						$enabled_status = $enabled ? '<span class="dashicons dashicons-yes tips" data-tip="Yes"></span>' : '-';

						$props_json = htmlspecialchars($this->get_property_set_json($name, $field));
						//$options_json = isset($field['options_json']) && $field['options_json'] ? htmlspecialchars($field['options_json']) : '';

						$options_json = '';
						if($type === 'select' || $type === 'radio' || $type === 'checkboxgroup' || $type === 'multiselect'){
							$options = isset($field['options']) ? $field['options'] : '';
							$options_json = THWCFD_Utils::prepare_options_json($options);
						}
					?>
						<tr class="row_<?php echo esc_attr($i); echo ($enabled ? '' : ' thpladmin-disabled') ?>">
	                    	<td width="1%" class="sort ui-sortable-handle">
	                    		<input type="hidden" name="f_name[<?php echo esc_attr($i); ?>]" class="f_name" value="<?php echo esc_attr($name); ?>" />
	                    		<input type="hidden" name="f_name_new[<?php echo esc_attr($i); ?>]" class="f_name_new" value="" />
								<input type="hidden" name="f_order[<?php echo esc_attr($i); ?>]" class="f_order" value="<?php echo esc_attr($i); ?>" />
								<input type="hidden" name="f_deleted[<?php echo esc_attr($i); ?>]" class="f_deleted" value="0" />
								<input type="hidden" name="f_enabled[<?php echo esc_attr($i); ?>]" class="f_enabled" value="<?php echo esc_attr($enabled); ?>" />
								<input type="hidden" name="f_props[<?php echo esc_attr($i); ?>]" class="f_props" value='<?php echo esc_attr($props_json); ?>' />
								<input type="hidden" name="f_options[<?php echo esc_attr($i); ?>]" class="f_options" value='<?php echo esc_attr($options_json); ?>' />
	                        </td>
	                        <td class="td_select"><input type="checkbox" name="select_field"/></td>
	                        <td class="td_name"><?php echo esc_html( $name ); ?></td>
	                        <td class="td_type"><?php echo esc_html($type); ?></td>
	                        <td class="td_label"><?php echo esc_html_e($label, 'woo-checkout-field-editor-pro'); ?></td>
	                        <td class="td_placeholder"><?php echo esc_html_e($placeholder, 'woo-checkout-field-editor-pro'); ?></td>
	                        <td class="td_validate"><?php echo esc_html($validate); ?></td>
	                        <td class="td_required status"><?php echo wp_kses($required_status, array('span' => array('class' => true))); ?></td>
	                        <td class="td_enabled status"><?php echo wp_kses($enabled_status, array('span' => array('class' => true))); ?></td>
	                        <td class="td_edit action">
	                        	<button type="button" class="button action-btn f_edit_btn" <?php echo($enabled ? '' : 'disabled') ?> 
	                            onclick="thwcfdOpenEditFieldForm(this, <?php echo esc_js($i); ?>)"><?php esc_html_e('Edit', 'woo-checkout-field-editor-pro'); ?></button>
	                        </td>
	                	</tr>
	                <?php 
	                	$i++; 
	                	endforeach; 
	                ?>
            	</tbody>
			</table>
			<?php wp_nonce_field( 'thwcfd_section_fields', 'thwcfd_security_manage_fields' ); ?>
        </form>

        <?php
        $this->field_form->output_field_forms();
	}

	public function get_property_set_json($name, $field){
		$json = '';
		if(is_array($field)){
			foreach($field as $pname => $pvalue){
				$pvalue = is_array($pvalue) ? implode(',', $pvalue) : $pvalue;
				$pvalue = is_string($pvalue) ? esc_attr($pvalue) : $pvalue;
				
				$field[$pname] = $pvalue;
			}

			$field['name'] = $name;
			$json = json_encode($field);
		}
		return $json;
	}

	private function save_or_update_field($section, $action) {
		$nonse = isset($_REQUEST['thwcfd_security_manage_field']) ? sanitize_text_field(wp_unslash($_REQUEST['thwcfd_security_manage_field'])) : false;
		$capability = THWCFD_Utils::wcfd_capability();
		if(!wp_verify_nonce($nonse, 'thwcfd_field_form') || !current_user_can($capability)){
			die();
		}

		try {
			$result = false;
			$fields = THWCFD_Utils::get_fields($section);
			$field = $this->prepare_field_from_posted_data($_POST);
			$this->add_wpml_support($field);
			$name = isset($field['name']) ? $field['name'] : false;

			if($name){
				if($action === 'new'){
					$priority = THWCFD_Utils::prepare_field_priority($fields, false, true);
					$field['custom'] = 1;
					$field['priority'] = $priority;
				}else{
					$oname = isset($_POST['i_oname']) ? sanitize_key($_POST['i_oname']) : false;
					if($name && $oname && $name !== $oname ){
						unset($fields[$oname]);
					}
				}

				$fields[$name] = $field;
			}
			
			$result = THWCFD_Utils::update_fields($section, $fields);
			THWCFD_Utils::setup_advanced_settings();

			if($result == true) {
				$this->print_notices(__('Your changes were saved.', 'woo-checkout-field-editor-pro' ), 'updated');
			}else {
				$this->print_notices(__('Your changes were not saved due to an error (or you made none!).', 'woo-checkout-field-editor-pro'), 'error');
			}
		} catch (Exception $e) {
			$this->print_notices(__('Your changes were not saved due to an error.', 'woo-checkout-field-editor-pro'), 'error');
		}
	}
	
	private function save_fields($section) {
		$nonse = isset($_REQUEST['thwcfd_security_manage_fields']) ? sanitize_text_field(wp_unslash($_REQUEST['thwcfd_security_manage_fields'])) : false;
		$capability = THWCFD_Utils::wcfd_capability();
		if(!wp_verify_nonce($nonse, 'thwcfd_section_fields') || !current_user_can($capability)){
			die();
		}

		try {
			$f_names = !empty( $_POST['f_name'] ) ? $_POST['f_name'] : array();
			$f_names = array_map('sanitize_key', $f_names);
			if(empty($f_names)){
				$this->print_notices(__('Your changes were not saved due to no fields found.', 'woo-checkout-field-editor-pro'), 'error');
				return;
			}
			
			$f_order   = !empty( $_POST['f_order'] ) ? $_POST['f_order'] : array();
			$f_order = array_map('absint', $f_order);
			$f_deleted = !empty( $_POST['f_deleted'] ) ? $_POST['f_deleted'] : array();
			$f_deleted = array_map('absint', $f_deleted);
			$f_enabled = !empty( $_POST['f_enabled'] ) ? $_POST['f_enabled'] : array();
			$f_enabled = array_map('absint', $f_enabled);
						
			$fields = THWCFD_Utils::get_fields($section);
			
			$max = max( array_map( 'absint', array_keys( $f_names ) ) );
			for($i = 0; $i <= $max; $i++) {
				$name = $f_names[$i];
				
				if(isset($fields[$name])){
					$is_deleted = isset($f_deleted[$i]) && $f_deleted[$i] ? true : false;

					if($is_deleted){
						unset($fields[$name]);
						continue;
					}

					$order = isset($f_order[$i]) ? $f_order[$i] : 0;
					$enabled = isset($f_enabled[$i]) ? $f_enabled[$i] : 0;
					$priority = THWCFD_Utils::prepare_field_priority($fields, $order, false);
					
					$field = $fields[$name];
					$field['priority'] = $priority;
					$field['enabled'] = $enabled;
					
					$fields[$name] = $field;
				}
			}
			$fields = THWCFD_Utils::sort_fields($fields);
			$result = THWCFD_Utils::update_fields($section, $fields);

			THWCFD_Utils::setup_advanced_settings();
			
			if($result == true) {
				$this->print_notices(__('Your changes were saved.', 'woo-checkout-field-editor-pro'), 'updated');
			}else {
				$this->print_notices(__('Your changes were not saved due to an error (or you made none!).', 'woo-checkout-field-editor-pro'), 'error');
			}
		} catch (Exception $e) {
			$this->print_notices(__('Your changes were not saved due to an error.', 'woo-checkout-field-editor-pro'), 'error');
		}
	}

	private function prepare_field_from_posted_data($posted){
		$field_props = $this->field_form_props;
		$field = array();
		
		foreach ($field_props as $pname => $prop) {
			$iname  = 'i_'.$pname;
			
			$pvalue = '';
			if($prop['type'] === 'checkbox'){
				$pvalue = isset($posted[$iname]) && $posted[$iname] ? 1 : 0;
			}else if(isset($posted[$iname])){
				//$pvalue = is_array($posted[$iname]) ? implode(',', $posted[$iname]) : trim(stripslashes($posted[$iname]));
				// $pvalue = is_array($posted[$iname]) ? $posted[$iname] : trim(stripslashes($posted[$iname]));

				if(($pname === 'type') || ($pname === 'name')){
					$pvalue = !empty($posted[$iname]) ? sanitize_key($posted[$iname]) : "";
				}else if(($pname === 'label')){
					//$pvalue = !empty($posted[$iname]) ? htmlentities(stripslashes($posted[$iname])) : "";
					$pvalue = !empty($posted[$iname]) ? wp_unslash(wp_filter_post_kses($posted[$iname])) : "";
				}else if(($pname === 'validate')){
					$pvalue = !empty($posted[$iname]) ? (array) $posted[$iname] : array();
					$pvalue = array_map( 'sanitize_key', $pvalue );
				}else if($pname === 'class'){
					//$pvalue = is_string($pvalue) ? array_map('trim', explode(',', $pvalue)) : $pvalue;
					$pvalue = !empty($posted[$iname]) ? $posted[$iname] : '';
					$pvalue = is_string($pvalue) ? preg_split('/(\s*,*\s*)*,+(\s*,*\s*)*/', $pvalue) : array();
					$pvalue = array_map('sanitize_key', $pvalue);
				}else{
					$pvalue = !empty($posted[$iname]) ? sanitize_text_field(wp_unslash($posted[$iname])) : "";
				}
			}

			$field[$pname] = $pvalue;
		}

		$type = isset($field['type']) ? $field['type'] : '';
		if(!$type){
			$type = isset($posted['i_otype']) ? sanitize_key($posted['i_otype']) : '';
			$field['type'] = $type;
		}

		$name = isset($field['name']) ? $field['name'] : '';
		if(!$name){
			$field['name'] = isset($posted['i_oname']) ? sanitize_key($posted['i_oname']) : '';
		}

		if($type === 'select' || $type === 'multiselect'){
			$field['validate'] = '';

		}else if($type === 'radio'){
			$field['validate'] = '';
			$field['placeholder'] = '';

		}else if($type === 'number'){
			$field['validate'] = array('number');

		}else if($type === 'checkbox'){
			if(isset($posted['i_default'])){
				$field['default'] = sanitize_text_field($posted['i_default']);
			}else{
				$field['default'] = '';
			}

		}

		if($type === 'select' || $type === 'radio' || $type === 'checkboxgroup' || $type === 'multiselect'){
			$options_json = isset($posted['i_options_json']) ? trim(stripslashes($posted['i_options_json'])) : '';
			$options_arr = THWCFD_Utils::prepare_options_array($options_json, $type);

			$keys = array_keys($options_arr);
			// $keys = array_map('sanitize_key', $keys);
			$keys = array_map('sanitize_text_field', $keys);

			$values = array_values($options_arr);
			$values = array_map('htmlspecialchars', $values);

			$options_arr = array_combine($keys, $values);

			$field['options'] = $options_arr;

			// // Sanitize default value same like option values
			// $default_value = isset($field['default']) ? $field['default'] : '';
			// if($default_value){
			// 	$field['default'] = sanitize_key($default_value);
			// }


		}else{
			$field['options'] = '';
		}

		$field['autocomplete'] = isset($posted['i_autocomplete']) ? sanitize_text_field($posted['i_autocomplete']) : '';
		$field['priority'] = isset($posted['i_priority']) ? absint($posted['i_priority']) : '';
		//$field['custom'] = isset($posted['i_custom']) ? $posted['i_custom'] : '';
		$field['custom'] = isset($posted['i_custom']) && $posted['i_custom'] ? 1 : 0;
		
		return $field;
	}

	/******* Display & Update Field Values *******/
	/*********************************************/
	public function order_data_after_order_details($order){
		$fields = THWCFD_Utils::get_fields('additional');
		//$this->display_fields_in_admin_order($order, $fields, '<p>&nbsp;</p>');
		$this->display_fields_in_admin_order($order, $fields, '');
	}

	public function order_data_after_billing_address($order){
		$fields = THWCFD_Utils::get_fields('billing');
		$this->display_fields_in_admin_order($order, $fields, '');
	}

	public function order_data_after_shipping_address($order){
		$fields = THWCFD_Utils::get_fields('shipping');
		$this->display_fields_in_admin_order($order, $fields, '');
	}

	public function display_fields_in_admin_order($order, $fields, $prefix_html = ''){
		if(is_array($fields)){
			$html = '';
			$order_id = THWCFD_Utils::get_order_id($order);
		
			foreach($fields as $name => $field){
				if(THWCFD_Utils::is_active_custom_field($field) && isset($field['show_in_order']) && $field['show_in_order']  && !THWCFD_Utils::is_wc_handle_custom_field($field)){
					
					$order = wc_get_order( $order_id );
				
					// $value = get_post_meta( $order_id, $key, true );
					
					$value = $order->get_meta( $name, true );

					if(!empty($value)){
						$value = THWCFD_Utils::get_option_text($field, $value);
						$label = isset($field['label']) && $field['label'] ? esc_html($field['label'], 'woo-checkout-field-editor-pro') : $name;
						$html .= '<p><strong>'. esc_html($label) .':</strong><br/> '. wp_kses_post(wptexturize($value)) .'</p>';
					}
				}
			}
			if($html){
				echo '<div style="clear:both; padding:5px 0 0;">'.wp_kses_post($prefix_html.$html).'</div>';
			}
		}
	}

	/******* TABS & SECTIONS *******/
	/*******************************/
	
	public function get_current_tab(){
		return isset( $_GET['tab'] ) ? sanitize_key( $_GET['tab'] ) : 'fields';
	}

	public function get_current_c_type(){
		return isset( $_GET['c_type'] ) ? sanitize_key( $_GET['c_type'] ) : 'classic';
	}
	
	public function get_current_section(){
		$tab = $this->get_current_tab();
		$c_type = $this->get_current_c_type();
		$section = '';
		if($tab === 'fields' && $c_type === 'classic'){
			$section = isset( $_GET['section'] ) ? sanitize_key( $_GET['section'] ) : 'billing';
		}
		return $section;
	}

	public function output_tabs(){
		$current_tab = $this->get_current_tab();

		if(empty($this->tabs)){
			return;
		}
		
		echo '<h2 class="thpladmin-tabs nav-tab-wrapper woo-nav-tab-wrapper">';
		foreach( $this->tabs as $id => $label ){
			$active = ( $current_tab == $id ) ? 'nav-tab-active' : '';
			//$label  = __($label, 'woo-checkout-field-editor-pro');
			echo '<a class="nav-tab '.esc_attr($active).'" href="'. esc_url($this->get_admin_url($id)) .'">'. esc_html($label).'</a>';
		}
		echo '</h2>';	
	}

	public function render_checkout_types(){
		$selected_checkout = $this->get_current_c_type();
		$c_url = $this->get_admin_url($this->page_id, 'classic');
		$b_url = $this->get_admin_url($this->page_id, 'block');
		$tt_content = esc_html("You're on the Classic Checkout Field Editor right now. If your store is not using Classic Checkout, fields you add here won’t appear on the checkout page. Unsure which checkout type your store is using?", 'woocommerce-checkout-field-editor-pro');
		if ( !empty( $_GET['c_type'] ) && 'block' == $_GET['c_type'] ) {
			$tt_content = esc_html("You're on the Block Checkout Field Editor right now. If your store is not using Block Checkout, fields you add here won’t appear on the checkout page. Unsure which checkout type your store is using?", 'woocommerce-checkout-field-editor-pro');
		}
		?>
		<div class="th-ct-wrap">
			<div class="th-ct-tabs">
				<a href="<?php echo esc_url($c_url); ?>" class="ct-tab <?php echo $selected_checkout === 'classic' ? 'active' : ''; ?>">Classic Checkout</a>
				<a href="<?php echo esc_url($b_url); ?>" class="ct-tab <?php echo $selected_checkout === 'block' ? 'active' : ''; ?>">Block Checkout</a>
			</div>
			<div class="ct-info" id="th_info_container">
				<img src="<?php echo esc_url(THWCFD_ASSETS_URL_ADMIN . 'images/info.svg'); ?>" alt="Block Checkout">
				<div class="ct-info-box" id="infoBox" style="display: none;">
					<p> <?php echo esc_html($tt_content); ?> <a href="https://www.themehigh.com/docs/classic-vs-block-checkout/" target="_blank" rel="noopener noreferrer">Click here to find out!</a>.</p>
				</div>
			</div>
		</div>
		
		<?php
	}
	
	public function output_sections() {
		
		//$result = false;

		$current_tab = $this->get_current_tab();
		$current_section = $this->get_current_section();
		if(empty($this->sections)){
			return;
		}
		
		$array_keys = array_keys( $this->sections );
		
		echo '<ul class="thpladmin-sections">';
		foreach( $this->sections as $id => $label ){
			// $label = __($label, 'woo-checkout-field-editor-pro');
			$url = $this->get_admin_url($current_tab, $this->c_type, sanitize_title($id));	
			echo '<li><a href="'.esc_url($url) .'" class="'. ( $current_section == $id ? 'current' : '' ) .'">'. esc_html($label) .'</a> '. (end( $array_keys ) == $id ? '' : '|') .' </li>';
		}		
		echo '</ul>';

		// if($result){
		// 	echo $result;
		// }
	}	
	
	public function get_admin_url($tab = false, $c_type = false, $section = false){
		$url = 'admin.php?page=checkout_form_designer';
		if($tab && !empty($tab)){
			$url .= '&tab='. $tab;
		}
		if($c_type && !empty($c_type)){
			$url .= '&c_type='. $c_type;
		}
		if($section && !empty($section)){
			$url .= '&section='. $section;
		}
		return admin_url($url);
	}

	private function add_wpml_support($field){
		$context = 'woo-checkout-field-editor-pro';
		
		$label = isset($field['label']) ? $field['label'] : '';
		if($label){
			$name = 'Field label - ' . $label;
			do_action( 'wpml_register_single_string', 'woo-checkout-field-editor-pro', $name, $label );
		}

		$placeholder = isset($field['placeholder']) ? $field['placeholder'] : '';
		if($placeholder){
			$name = 'Field placeholder - ' . $placeholder;
			do_action( 'wpml_register_single_string', 'woo-checkout-field-editor-pro', $name, $placeholder );
		}

		$options = isset($field['options']) ? $field['options'] : '';
		if($options){
			if(is_array($options)){
				$index = 0;
				foreach($options as $option_value => $option_text){
					$name = 'Field option text - ' . $option_text;
					do_action( 'wpml_register_single_string', 'woo-checkout-field-editor-pro', $name, $option_text );
					$index++;
				}
			}
		}
	}
}

endif;
