<?php
namespace ABeCe\Booking\Service;

use ABeCe\Booking\Domain\CatalogException;
use ABeCe\Booking\Repository\BookingProfileRepository;

final class BookingProfileService {
	public function __construct( private readonly BookingProfileRepository $profiles ) {}
	public function get( int $user_id ): array {
		BookingValidator::login( $user_id ); $data = $this->profiles->get( $user_id );
		$required = [ 'first_name', 'last_name', 'email' ]; if ( $this->profiles->requirePhone() ) { $required[] = 'abece_booking_phone'; }
		$missing = array_values( array_filter( $required, static fn( $key ) => '' === trim( $data[ $key ] ) || ( 'email' === $key && ! is_email( $data[ $key ] ) ) ) );
		return $data + [ 'require_phone' => $this->profiles->requirePhone(), 'profile_complete' => [] === $missing, 'missing_fields' => $missing ];
	}
	public function save( array $input, int $user_id ): array {
		BookingValidator::login( $user_id ); BookingValidator::fields( $input, [ 'first_name', 'last_name', 'email', 'abece_booking_phone' ] );
		$current = $this->profiles->get( $user_id );
        if (isset($input['email']) && (!is_string($input['email']) || strcasecmp(trim($input['email']),$current['email'])!==0)) { CatalogValidator::invalid('email', __('Change your email through the WordPress account settings so the new address can be verified.', 'abece-booking')); }
        $data = array_replace( $current, $input ); $data = $this->validate( $data );
		$this->profiles->save( $user_id, $data ); return $this->get( $user_id );
	}
	public function validate( array $input ): array {
		$data = [];
		foreach ( [ 'first_name', 'last_name' ] as $key ) { $data[ $key ] = MembershipValidator::text( $input[ $key ] ?? null, $key, 100 ); }
		$email = $input['email'] ?? null;
		if ( ! is_string( $email ) || ! is_email( trim( $email ) ) ) { CatalogValidator::invalid( 'email', __( 'A valid email address is required.', 'abece-booking' ) ); }
		$data['email'] = sanitize_email( trim( $email ) );
		$data['abece_booking_phone'] = MembershipValidator::text( $input['abece_booking_phone'] ?? null, 'abece_booking_phone', 50, ! $this->profiles->requirePhone() ) ?? '';
		return $data;
	}
	public function requireComplete( int $user_id ): void {
		if ( ! $this->get( $user_id )['profile_complete'] ) { throw new CatalogException( 'abece_booking_profile_incomplete', __( 'Complete your first name, last name, email and required phone number before booking.', 'abece-booking' ), 400 ); }
	}
}