<?php
/**
 * Ultimate Member registration.
 *
 * @package Dealroot
 */

namespace Dealroot\Forms;

use Dealroot\Capture;

defined( 'ABSPATH' ) || exit;

/**
 * Captures registrations through Ultimate Member forms. Passwords never leave the form.
 */
class Ultimate_Member extends Integration {

	/**
	 * Field types without an answer worth keeping.
	 */
	const SKIP = array( 'row', 'password', 'block', 'shortcode', 'spacing', 'divider', 'group', 'file', 'image' );

	/**
	 * {@inheritDoc}
	 */
	public static function is_available() {
		return defined( 'UM_VERSION' );
	}

	/**
	 * {@inheritDoc}
	 */
	public static function key() {
		return 'ultimatemember';
	}

	/**
	 * {@inheritDoc}
	 */
	public static function label() {
		return 'Ultimate Member';
	}

	/**
	 * Title of a form.
	 *
	 * @param int $form_id Form ID.
	 * @return string
	 */
	public static function form_title( $form_id ) {
		return self::post_title( $form_id, 'um_form' );
	}

	/**
	 * {@inheritDoc}
	 */
	public function register() {
		// Before Ultimate Member redirects new users at priority 100.
		add_action( 'um_registration_complete', array( $this, 'capture' ), 20, 3 );
	}

	/**
	 * Stores the registration.
	 *
	 * @param int        $user_id   New user ID.
	 * @param array      $args      Submitted values.
	 * @param array|null $form_data Form settings; null when a user is added in the admin.
	 */
	public function capture( $user_id, $args, $form_data = null ) {
		unset( $user_id );

		if ( ! is_array( $form_data ) || empty( $form_data['form_id'] ) ) {
			return;
		}

		$definitions = maybe_unserialize( $form_data['custom_fields'] ?? array() );
		$submitted   = (array) ( $args['submitted'] ?? array() );
		$fields      = array();

		foreach ( is_array( $definitions ) ? $definitions : array() as $key => $field ) {
			$type = (string) ( $field['type'] ?? '' );
			$key  = (string) ( $field['metakey'] ?? $key );

			if ( in_array( $type, self::SKIP, true ) || false !== stripos( $key, 'password' ) || 0 === strpos( $key, 'confirm_' ) || ! isset( $submitted[ $key ] ) ) {
				continue;
			}

			$fields[] = array(
				'label' => (string) ( $field['label'] ?? ( $field['title'] ?? $key ) ),
				'name'  => $key,
				'type'  => 'user_email' === $key ? 'email' : $type,
				'value' => $submitted[ $key ],
			);
		}

		Capture::submission( self::key(), (string) absint( $form_data['form_id'] ), (string) get_the_title( absint( $form_data['form_id'] ) ), $fields );
	}
}