<?php
/**
 * Feedback survey links shown in the plugin's admin screens.
 */

defined( 'ABSPATH' ) || exit;

/**
 * Feedback survey forms by language.
 *
 * Keys are a locale (pt_BR) or a language code (pt); 'en' is the fallback for
 * every language without its own form. Each form asks the same questions.
 * Regional variants use their language's form (it_CH, es_MX, de_DE_formal);
 * Portuguese other than pt_BR (pt_PT_ao90, pt_AO) uses the European form.
 *
 * @return array<string, string>
 */
function glovario_pro_waitlist_urls() {
	$urls = array(
		'en'    => 'https://tally.so/r/1A1A6W',
		'it'    => 'https://tally.so/r/dW5WvA',
		'es'    => 'https://tally.so/r/ob4bvV',
		'fr'    => 'https://tally.so/r/VLkLDv',
		'de'    => 'https://tally.so/r/Pdadkb',
		'pt'    => 'https://tally.so/r/LZQZoG',
		'pt_PT' => 'https://tally.so/r/LZQZoG',
		'pt_BR' => 'https://tally.so/r/pblbZV',
	);
	/**
	 * Filters the feedback survey forms by language.
	 *
	 * @param array<string, string> $urls Locale or language code => form URL.
	 */
	$urls = apply_filters( 'glovario_pro_waitlist_urls', $urls );
	return is_array( $urls ) ? $urls : array();
}

/**
 * Feedback survey link in the administrator's language.
 *
 * GLOVARIO_PRO_WAITLIST_URL (wp-config.php) overrides the per-language forms. The
 * link is only shown to the administrator; nothing is requested from it.
 *
 * @param string|null $locale Locale to match; defaults to the current user's.
 * @return string
 */
function glovario_get_pro_waitlist_url( $locale = null ) {
	$locale = $locale ? (string) $locale : get_user_locale();
	$url    = defined( 'GLOVARIO_PRO_WAITLIST_URL' ) ? (string) GLOVARIO_PRO_WAITLIST_URL : '';
	if ( '' === $url ) {
		$urls     = glovario_pro_waitlist_urls();
		$language = strtolower( strtok( $locale, '_' ) );
		foreach ( array( $locale, $language, 'en' ) as $candidate ) {
			if ( ! empty( $urls[ $candidate ] ) && is_string( $urls[ $candidate ] ) ) {
				$url = $urls[ $candidate ];
				break;
			}
		}
	}
	/**
	 * Filters the feedback survey link.
	 *
	 * @param string $url    Survey URL, or an empty string for none.
	 * @param string $locale Locale the link was chosen for.
	 */
	return esc_url_raw( (string) apply_filters( 'glovario_pro_waitlist_url', $url, $locale ) );
}