<?php
/**
 * UR_Form_Field_Nickname.
 *
 * @package  UserRegistration/Form
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

/**
 * UR_Form_Field_Nickname Class
 */
class UR_Form_Field_Nickname extends UR_Form_Field {

	/**
	 * Instance Variable.
	 *
	 * @var [mixed]
	 */
	private static $_instance;

	/**
	 * Get Instance of class.
	 */
	public static function get_instance() {
		// If the single instance hasn't been set, set it now.
		if ( is_null( self::$_instance ) ) {
			self::$_instance = new self();
		}

		return self::$_instance;
	}

	/**
	 * Constructor.
	 */
	public function __construct() {

		$this->id                       = 'user_registration_nickname';
		$this->form_id                  = 1;
		$this->registered_fields_config = array(
			'label' => __( 'Nickname', 'user-registration' ),
			'icon'  => 'ur-icon ur-icon-user-nickname',
		);

		$this->field_defaults = array(
			'default_label'      => __( 'Nickname', 'user-registration' ),
			'default_field_name' => 'description',
		);
	}

	/**
	 * Get Registered admin fields.
	 */
	public function get_registered_admin_fields() {

		return '<li id="' . esc_attr( $this->id ) . '_list " class="ur-registered-item draggable" data-field-id="' . esc_attr( $this->id ) . '"><span class="' . esc_attr( $this->registered_fields_config['icon'] ) . '"></span>' . esc_html( $this->registered_fields_config['label'] ) . '</li>';
	}

	/**
	 * Validate field.
	 *
	 * @param [object] $single_form_field Field Data.
	 * @param [object] $form_data Form Data.
	 * @param [string] $filter_hook Hook.
	 * @param [int]    $form_id Form id.
	 */
	public function validation( $single_form_field, $form_data, $filter_hook, $form_id ) {
		$value = isset($form_data->value) ? $form_data->value : '';
		$label = $single_form_field->general_setting->field_name;

		// Validate Limit Length.
		if (isset($single_form_field->advance_setting->limit_length) && $single_form_field->advance_setting->limit_length) {
			if (isset($single_form_field->advance_setting->limit_length_limit_count) && isset($single_form_field->advance_setting->limit_length_limit_mode)) {
				$max_size = $single_form_field->advance_setting->limit_length_limit_count;

				if ('characters' === $single_form_field->advance_setting->limit_length_limit_mode) {
					if (is_wp_error(UR_Validation::validate_length($value, $max_size))) {
						$message = array(
							/* translators: %s - validation message */
							$label       => sprintf(__('Please enter a value of length less than %d.', 'user-registration'), $max_size),
							'individual' => true,
						);
						add_filter(
							$filter_hook,
							function ($msg) use ($message, $form_data) {
								$message = apply_filters('user_registration_modify_field_validation_response', $message, $form_data);
								return $message;
							}
						);
					}
				} elseif ('words' === $single_form_field->advance_setting->limit_length_limit_mode) {
					if (is_wp_error(UR_Validation::validate_max_words_length($value, $max_size))) {
						$message = array(
							/* translators: %d - validation message */
							$label       => sprintf(esc_html__('Please enter number of words less than %d.', 'user-registration'), $max_size),
							'individual' => true,
						);
						add_filter(
							$filter_hook,
							function ($msg) use ($message, $form_data) {
								$message = apply_filters('user_registration_modify_field_validation_response', $message, $form_data);
								return $message;
							}
						);
					}
				}
			}
		}

		// Validate Minimum Length.
		if (isset($single_form_field->advance_setting->minimum_length) && $single_form_field->advance_setting->minimum_length) {
			if (isset($single_form_field->advance_setting->minimum_length_limit_count) && isset($single_form_field->advance_setting->minimum_length_limit_mode)) {

				$min_size = $single_form_field->advance_setting->minimum_length_limit_count;

				if ('characters' === $single_form_field->advance_setting->minimum_length_limit_mode) {
					if (is_wp_error(UR_Validation::validate_min_length($value, $min_size))) {
						$message = array(
							/* translators: %d - validation message */
							$label       => sprintf(esc_html__('Please enter a value of length at least %d.', 'user-registration'), $min_size),
							'individual' => true,
						);
						add_filter(
							$filter_hook,
							function ($msg) use ($message, $form_data) {
								$message = apply_filters('user_registration_modify_field_validation_response', $message, $form_data);
								return $message;
							}
						);
					}
				} elseif ('words' === $single_form_field->advance_setting->minimum_length_limit_mode) {
					if (is_wp_error(UR_Validation::validate_min_words_length($value, $min_size))) {
						$message = array(
							/* translators: %d - validation message */
							$label       => sprintf(esc_html__('Please enter number of words at least %d.', 'user-registration'), $min_size),
							'individual' => true,
						);
						add_filter(
							$filter_hook,
							function ($msg) use ($message, $form_data) {
								$message = apply_filters('user_registration_modify_field_validation_response', $message, $form_data);
								return $message;
							}
						);
					}
				}
			}
		}
	}
}

return UR_Form_Field_Nickname::get_instance();
