<?php
/**
 * Tests du plugin THALIM HAL Importer.
 *
 * Exécution (environnement Docker de dev) :
 *   docker exec wordpress php /var/www/html/wp-content/plugins/thalim-hal-importer/tests/run-tests.php
 */

if (PHP_SAPI !== 'cli') {
    exit("CLI only\n");
}

$_SERVER['HTTP_HOST']   = $_SERVER['HTTP_HOST'] ?? 'localhost';
$_SERVER['REQUEST_URI'] = $_SERVER['REQUEST_URI'] ?? '/';

require dirname(__DIR__, 4) . '/wp-load.php';

$failures = 0;
$count    = 0;

function check(string $name, $actual, $expected): void {
    global $failures, $count;
    $count++;
    if ($actual === $expected) {
        echo "  ok    $name\n";
    } else {
        $failures++;
        echo "  FAIL  $name\n        attendu: " . var_export($expected, true)
           . "\n        obtenu : " . var_export($actual, true) . "\n";
    }
}

$importer = new Thalim_HAL_Importer_Logic();

echo "== parse_hal_date (méthode privée, via Reflection) ==\n";
$parse = new ReflectionMethod(Thalim_HAL_Importer_Logic::class, 'parse_hal_date');
$parse->setAccessible(true);
$d = fn(string $raw): string => $parse->invoke($importer, $raw);

check('date complète',        $d('2022-06-15'), '2022-06-15');
check('datetime ISO',         $d('2022-06-15T10:30:00Z'), '2022-06-15');
check('année-mois',           $d('2022-06'), '2022-06-01');
check('année seule',          $d('2022'), '2022-01-01');   // strtotime("2022") = heure, pas année
check('chaîne vide',          $d(''), '');
check('espaces',              $d('  2021  '), '2021-01-01');
check('invalide',             $d('not-a-date'), '');

echo "== get_category_id (résolution par slug) ==\n";
check('ART → articles (16)',      $importer->get_category_id('ART'), 16);
check('OUV → ouvrages (15)',      $importer->get_category_id('OUV'), 15);
check('THESE → soutenances (14)', $importer->get_category_id('THESE'), 14);
check('SON → medias (19)',        $importer->get_category_id('SON'), 19);
check('REPORT → publications (4)',$importer->get_category_id('REPORT'), 4);
check('type inconnu → null',      $importer->get_category_id('XYZ'), null);

echo "== Thalim_HAL_Pods_Storage (résolution par nom) ==\n";
check('pod post = 8',          Thalim_HAL_Pods_Storage::pod_id(), 8);
check('champ categorie = 16',  Thalim_HAL_Pods_Storage::field_id('categorie'), 16);
check('champ membres = 178',   Thalim_HAL_Pods_Storage::field_id('membres'), 178);
check('champ etiquettes = 652',Thalim_HAL_Pods_Storage::field_id('etiquettes'), 652);
check('champ axes = 270',      Thalim_HAL_Pods_Storage::field_id('axes_thematiques'), 270);
check('champ inconnu = 0',     Thalim_HAL_Pods_Storage::field_id('champ_bidon'), 0);

echo "== Thalim_HAL_Forms_Cache::forms_for_user (lecture cache, sans réseau) ==\n";
// Dégradation gracieuse : cache absent -> forme unique.
check('cache absent -> forme unique',
    Thalim_HAL_Forms_Cache::forms_for_user(999999999, 'xavier-garnier'),
    ['xavier-garnier']);
check('idHAL vide -> tableau vide',
    Thalim_HAL_Forms_Cache::forms_for_user(999999999, ''),
    []);

// Cache présent et à jour, sur un vrai user (métas écrites puis restaurées).
$real = get_users(['meta_key' => 'identifiant_hal', 'meta_compare' => 'EXISTS',
                   'fields' => ['ID'], 'number' => 1]);
if (!empty($real)) {
    $ruid  = (int) $real[0]->ID;
    $idhal = strtolower(trim((string) get_user_meta($ruid, 'identifiant_hal', true)));
    $bak_forms = get_user_meta($ruid, Thalim_HAL_Forms_Cache::META_FORMS, true);
    $bak_src   = get_user_meta($ruid, Thalim_HAL_Forms_Cache::META_SOURCE, true);

    update_user_meta($ruid, Thalim_HAL_Forms_Cache::META_FORMS,
        wp_json_encode([$idhal, $idhal . '-alt']));
    update_user_meta($ruid, Thalim_HAL_Forms_Cache::META_SOURCE, $idhal);
    $got = Thalim_HAL_Forms_Cache::forms_for_user($ruid, $idhal); sort($got);
    $exp = [$idhal, $idhal . '-alt']; sort($exp);
    check('cache présent -> formes alternatives incluses', $got, $exp);

    // Cache périmé (source != idHAL courant) -> forme unique.
    update_user_meta($ruid, Thalim_HAL_Forms_Cache::META_SOURCE, 'obsolete-source');
    check('cache périmé -> forme unique',
        Thalim_HAL_Forms_Cache::forms_for_user($ruid, $idhal), [$idhal]);

    // Restauration de l'état initial.
    if ($bak_src === '')   { delete_user_meta($ruid, Thalim_HAL_Forms_Cache::META_SOURCE); }
    else                   { update_user_meta($ruid, Thalim_HAL_Forms_Cache::META_SOURCE, $bak_src); }
    if ($bak_forms === '') { delete_user_meta($ruid, Thalim_HAL_Forms_Cache::META_FORMS); }
    else                   { update_user_meta($ruid, Thalim_HAL_Forms_Cache::META_FORMS, $bak_forms); }
}

echo "\n$count tests, $failures échec(s)\n";
exit($failures ? 1 : 0);