<?php
/**
 * User tools.
 *
 * @package AgentdeskSiteOperations
 */

defined( 'ABSPATH' ) || exit;

add_action(
	'agentdesk_register_tools',
	function ( $registry ) {
		$registry->register(
			'users_list',
			array(
				'description' => 'List WordPress users.',
				'domain'      => 'core',
				'capability'  => 'list_users',
				'inputSchema' => array(
					'type'       => 'object',
					'properties' => array(
						'role'     => array( 'type' => 'string' ),
						'search'   => array( 'type' => 'string' ),
						'per_page' => array( 'type' => 'integer', 'default' => 20 ),
						'page'     => array( 'type' => 'integer', 'default' => 1 ),
					),
				),
			),
			function ( $args ) {
				$query = new WP_User_Query(
					array(
						'role'   => isset( $args['role'] ) ? sanitize_key( $args['role'] ) : '',
						'search' => isset( $args['search'] ) ? '*' . sanitize_text_field( $args['search'] ) . '*' : '',
						'number' => isset( $args['per_page'] ) ? min( 100, absint( $args['per_page'] ) ) : 20,
						'paged'  => isset( $args['page'] ) ? max( 1, absint( $args['page'] ) ) : 1,
					)
				);

				$items = array();
				foreach ( $query->get_results() as $user ) {
					$items[] = agentdesk_format_user( $user );
				}

				return array( 'users' => $items, 'total' => (int) $query->get_total() );
			}
		);

		$registry->register(
			'users_get',
			array(
				'description' => 'Get a user by ID.',
				'domain'      => 'core',
				'capability'  => 'list_users',
				'inputSchema' => array(
					'type'       => 'object',
					'properties' => array( 'id' => array( 'type' => 'integer' ) ),
					'required'   => array( 'id' ),
				),
			),
			function ( $args ) {
				$user = get_user_by( 'id', absint( $args['id'] ) );
				if ( ! $user ) {
					return new WP_Error( 'agentdesk_not_found', 'User not found' );
				}
				return agentdesk_format_user( $user, true );
			}
		);

	}
);

/**
 * Format user.
 *
 * @param WP_User $user User.
 * @param bool    $full Full details.
 * @return array
 */
function agentdesk_format_user( $user, $full = false ) {
	$data = array(
		'id'           => $user->ID,
		'username'     => $user->user_login,
		'email'        => $user->user_email,
		'display_name' => $user->display_name,
		'roles'        => $user->roles,
	);

	if ( $full ) {
		$data['registered'] = $user->user_registered;
	}

	return $data;
}