<?php
/**
 * Shared utility functions, loaded explicitly from the main file
 * (the autoloader only loads classes). Keep this file deliberately
 * minimal — any real business logic stays in the services, never here.
 *
 *
 * @package VEFmultiBooking
 */

defined( 'ABSPATH' ) || exit;

if ( ! function_exists( 'vefmb_sanitize_textarea_field' ) ) {
	/**
	 * Wrapper around `sanitize_textarea_field()` — lets tests inject a
	 * minimal WordPress environment without redefining the native
	 * function, and gives a single point if the behavior ever needs to
	 * change.
	 *
	 * @param string $value Raw text.
	 * @return string
	 */
	function vefmb_sanitize_textarea_field( $value ) {
		return function_exists( 'sanitize_textarea_field' ) ? sanitize_textarea_field( $value ) : trim( wp_strip_all_tags( $value ) );
	}
}

if ( ! function_exists( 'vefmb_keep_together' ) ) {
	/**
	 * Keeps a number and its unit on the same line: "19 h 30", "45 min", "7 pm" use a no-break space.
	 * Only time units are touched, and only when the site's own format put a plain space there.
	 *
	 * @param string $text Formatted date or time.
	 * @return string
	 */
	function vefmb_keep_together( $text ) {
		$text = (string) $text;

		if ( '' === $text || ! preg_match( '/\d/', $text ) ) {
			return $text;
		}

		$nbsp = "\u{00A0}";
		// A number, a space, then h, min, am or pm as a word of its own.
		$out = preg_replace( '/(\d)[ \x{202F}]+(?=(?:h|min|[ap]\.?m\.?)(?![\p{L}]))/iu', '$1' . $nbsp, $text );
		// "19 h 30": the minutes stay with the "h".
		$out = preg_replace( '/(?<=\dh|\x{00A0}h)[ \x{202F}]+(?=\d)/u', $nbsp, null === $out ? $text : $out );

		return null === $out ? $text : $out;
	}
}

if ( ! function_exists( 'vefmb_wp_date' ) ) {
	/**
	 * Same as wp_date(), for what the visitor reads: numbers and time units never split across two lines.
	 *
	 * @param string            $format   Date format.
	 * @param int|null          $ts       Timestamp.
	 * @param DateTimeZone|null $timezone Time zone.
	 * @return string
	 */
	function vefmb_wp_date( $format, $ts = null, $timezone = null ) {
		return vefmb_keep_together( wp_date( $format, $ts, $timezone ) );
	}
}

if ( ! function_exists( 'vefmb_elementor_offer_options' ) ) {
	/**
	 * Published offer options, ready for a SELECT control
	 * (Elementor and any similar control) — a single construction point,
	 * reused by every widget that needs
	 * to pick an offer.
	 *
	 * @return array<string,string>
	 */
	function vefmb_elementor_offer_options() {
		$options = array( '' => __( '— Choose an offer —', 'vefmultibooking' ) );

		$offers_service = new VEFMB_Offers_Service();

		foreach ( $offers_service->list_offers() as $offer ) {
			if ( 'published' === $offer['status'] ) {
				$options[ (string) $offer['id'] ] = $offer['name'];
			}
		}

		return $options;
	}
}