<?php

namespace ABeCe\Booking\Service;

use ABeCe\Booking\Repository\ResourcesRepository;

final class ScheduleValidator {
	public static function resource( mixed $value, ResourcesRepository $resources, bool $nullable = true ): ?int {
		$id = CatalogValidator::integer( $value, 'resource_id', 1, PHP_INT_MAX, $nullable );
		if ( null !== $id && ! $resources->find( $id ) ) { CatalogValidator::invalid( 'resource_id', __( 'The selected resource does not exist.', 'abece-booking' ) ); }
		return $id;
	}

	public static function clock( mixed $value, string $field, bool $nullable = true ): ?string {
		if ( null === $value && $nullable ) { return null; }
		if ( ! is_string( $value ) || ! preg_match( '/^(?:[01][0-9]|2[0-3]):[0-5][0-9](?::00)?$/D', $value ) ) { CatalogValidator::invalid( $field, __( 'A valid time in HH:MM format is required.', 'abece-booking' ) ); }
		return substr( $value, 0, 5 ) . ':00';
	}

	public static function fixed( array $data ): array {
		$data['is_closed'] = CatalogValidator::boolean( $data['is_closed'], 'is_closed' );
		foreach ( [ 'opens_at', 'closes_at' ] as $field ) { $data[ $field ] = self::clock( $data[ $field ], $field, $data['is_closed'] ); }
		if ( ! $data['is_closed'] && $data['opens_at'] >= $data['closes_at'] ) { CatalogValidator::invalid( 'closes_at', __( 'Closing time must be after opening time on the same day.', 'abece-booking' ) ); }
		if ( $data['is_closed'] ) { $data['opens_at'] = null; $data['closes_at'] = null; }
		return $data;
	}
}