<?php
require_once __DIR__ . '/../inc/config.php';
require_once __DIR__ . '/../inc/auth.php';
require_once __DIR__ . '/../inc/keycloak.php';

session_start_safe();
require_admin();

if ($_SERVER['REQUEST_METHOD'] !== 'POST' || empty($_POST['user_id'])) {
    header('Location: /admin/members.php');
    exit;
}

try {
    kc_remove_from_group($_POST['user_id'], ADHERENT_GROUP);
    set_flash('success', 'Adhésion révoquée.');
} catch (Exception $e) {
    set_flash('error', 'Erreur : ' . $e->getMessage());
}

header('Location: /admin/members.php');
exit;