<?php
if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

if (
	check_ajax_referer('set_add_agentonly_field', '_ajax_nonce', false) != 1
) wp_send_json_error('Unauthorised request!', 400);

global $current_user, $wpdb, $wpscfunction;
if (!($current_user->ID && $current_user->has_cap('manage_options'))) {exit;}

$field_label = isset($_POST) && isset($_POST['field_label']) ? sanitize_text_field($_POST['field_label']) : '';
if (!$field_label) {exit;}

$extra_info = isset($_POST) && isset($_POST['extra_info']) ? sanitize_text_field($_POST['extra_info']) : '';

$personal_info = isset($_POST) && isset($_POST['personal_info']) ? intval($_POST['personal_info']) : '1';

$field_type = isset($_POST) && isset($_POST['field_type']) ? intval($_POST['field_type']) : '';
if (!$field_type) {exit;}

$wpsc_limit = isset($_POST) && isset($_POST['limit'])  && $_POST['limit'] ? sanitize_text_field($_POST['limit']) : '0';
$date_range = isset($_POST) && isset($_POST['date_range']) ? sanitize_text_field($_POST['date_range']) : '';

$date_range_from = isset($_POST) && isset($_POST['date_range_from']) ? sanitize_text_field($_POST['date_range_from']) : '';
$date_range_to = isset($_POST) && isset($_POST['date_range_to']) ? sanitize_text_field($_POST['date_range_to']) : '';

$field_opt = isset($_POST) && isset($_POST['field_options']) ? sanitize_textarea_field($_POST['field_options']) : '';
$field_options = $field_opt ? explode("\n", $field_opt) : array();

$field_types = $wpscfunction->get_custom_field_types();
if ($field_types[$field_type]['has_options']==1 && !$field_options) {exit;}

foreach ($field_options as $key => $value) {
	$field_options[$key] = trim(sanitize_text_field($value));
}
$field_label = stripslashes($field_label);

$time_format = isset($_POST) && isset($_POST['time_format']) ? intval($_POST['time_format']) : '12';

$term = wp_insert_term( $field_label, 'wpsc_ticket_custom_fields' );
if (!is_wp_error($term) && isset($term['term_id'])) {
  $load_order = $wpdb->get_var("select max(meta_value) as load_order from {$wpdb->prefix}termmeta WHERE meta_key='wpsc_tf_load_order'");
  add_term_meta ($term['term_id'], 'wpsc_tf_label', $field_label);
  add_term_meta ($term['term_id'], 'wpsc_tf_extra_info', $extra_info);
	add_term_meta ($term['term_id'], 'agentonly', '1');
	add_term_meta ($term['term_id'], 'wpsc_tf_type', $field_type);
	add_term_meta ($term['term_id'], 'wpsc_tf_options', $field_options);
	add_term_meta ($term['term_id'], 'wpsc_tf_personal_info', $personal_info);
	add_term_meta ($term['term_id'], 'wpsc_tf_load_order', ++$load_order);
	add_term_meta ($term['term_id'], 'wpsc_tf_limit', $wpsc_limit);
	add_term_meta ($term['term_id'], 'wpsc_date_range', $date_range);
	add_term_meta ($term['term_id'], 'date_range_from', $date_range_from);
	add_term_meta ($term['term_id'], 'date_range_to', $date_range_to);
	add_term_meta($term['term_id'],'wpsc_time_format',$time_format);


	if ($field_types[$field_type]['allow_ticket_list']) {
		add_term_meta ($term['term_id'], 'wpsc_allow_ticket_list', '1');
		add_term_meta ($term['term_id'], 'wpsc_customer_ticket_list_status', '0');
		add_term_meta ($term['term_id'], 'wpsc_agent_ticket_list_status', '0');
	} else {
		add_term_meta ($term['term_id'], 'wpsc_allow_ticket_list', '0');
	}
	
	if ($field_types[$field_type]['allow_ticket_filter']) {
		add_term_meta ($term['term_id'], 'wpsc_allow_ticket_filter', '1');
		add_term_meta ($term['term_id'], 'wpsc_ticket_filter_type', $field_types[$field_type]['ticket_filter_type']);
		add_term_meta ($term['term_id'], 'wpsc_customer_ticket_filter_status', '0');
		add_term_meta ($term['term_id'], 'wpsc_agent_ticket_filter_status', '0');
	} else {
		add_term_meta ($term['term_id'], 'wpsc_allow_ticket_filter', '0');
	}
	
	if ($field_types[$field_type]['allow_orderby']) {
		add_term_meta ($term['term_id'], 'wpsc_allow_orderby', '1');
	} else {
		add_term_meta ($term['term_id'], 'wpsc_allow_orderby', '0');
	}
	
	$check_str = $wpscfunction->check_str_is_non_english($field_label);
    if(!$check_str){
		wp_update_term($term['term_id'],'wpsc_ticket_custom_fields',array('slug' => 'cust_'.$term['term_id']));
	}
	
    $custom_fields_localize = get_option('wpsc_custom_fields_localize');
	if (!$custom_fields_localize) {
	   $custom_fields_localize = array();
	}
	$custom_fields_localize['custom_fields_' . $term['term_id']] = $field_label;
	update_option('wpsc_custom_fields_localize', $custom_fields_localize);

	$custom_fields_extra_info = get_option('wpsc_custom_fields_extra_info');
	if (!$custom_fields_extra_info) {
	   $custom_fields_extra_info = array();
	}
	$custom_fields_extra_info['custom_fields_extra_info_' . $term['term_id']] = $extra_info;
	update_option('wpsc_custom_fields_extra_info', $custom_fields_extra_info);
	
	do_action('wpsc_set_add_agentonly_field',$term['term_id']);
	echo '{ "sucess_status":"1","messege":"'.__('Field added successfully.','supportcandy').'" }';
} else {
	echo '{ "sucess_status":"0","messege":"'.__('An error occured while creating custom field.','supportcandy').'" }';
}