<?php
// ─── Bootstrap chain ─────────────────────────────────────────────────────────
// Loaded by every page right after config/db.php (which opens $pdo and starts
// the FIT_SESS session). Mirrors the fotografia/Andmore fleet shape, trimmed to
// what fitme3070 needs this pass: settings, generic CRUD, auth + SSO, the
// migrations runner, and the centralized notify façade. Domain CRUD
// (plataforma_fitness, team, modalidades, horário, galerias) is added per
// feature in a follow-up under config/functions_*.php.

if (session_status() === PHP_SESSION_NONE) session_start();

require_once __DIR__ . '/config.php';              // APP_ENV + identity/SSO consts + error_handler
require_once __DIR__ . '/functions_settings.php';  // setting() + system_settings cache
require_once __DIR__ . '/functions_db.php';        // generic DB helpers
require_once __DIR__ . '/functions_user.php';      // backoffice user creators (setup + admin/staff)
require_once __DIR__ . '/auth.php';                // require_login/admin/staff/sysadmin(), role helpers
require_once __DIR__ . '/sso.php';                 // sso_resolve_session() + upstream link/cookie
require_once __DIR__ . '/functions_migrations.php';// platform_update.php migrations runner

// Outbound delivery is centralized at id.andmore.pt — no local PHPMailer/SMTP.
require_once __DIR__ . '/functions_notify_client.php';  // notify_remote_send()
require_once __DIR__ . '/functions_queue.php';          // enqueue_*/flush_message façade → relay
require_once __DIR__ . '/functions_csrf.php';
require_once __DIR__ . '/ci_compat.php';                // CI4 view-helper shim (script_tag/link_tag/view/esc/session)
require_once __DIR__ . '/functions_site.php';           // public-site data (site_info/offer/team/modalidades/horario)
require_once __DIR__ . '/functions_images.php';        // upload resize/compress (gallery/team/modalidades caps)
require_once __DIR__ . '/functions_team.php';          // team CRUD
require_once __DIR__ . '/functions_modalidades.php';   // modalidades CRUD
require_once __DIR__ . '/functions_galerias.php';      // galleries + images CRUD
require_once __DIR__ . '/functions_work_hours.php';    // work hours CRUD
require_once __DIR__ . '/functions_horario.php';       // class schedule CRUD

// ─── DB-backed settings → legacy constants ───────────────────────────────────
// Resolved once from the settings cache so call sites read plain constants.
define('APP_NAME',             (string) setting('app_name',             'FitMe 3070'));
// APP_BASE_URL is per-install (deployment topology). .env only — never the DB,
// so a reused dump can't drag another install's URL in.
// Auto-detect from the request if .env doesn't have it (dev/staging safety net).
$_aburl = env('APP_BASE_URL', '');
if ($_aburl === '' && isset($_SERVER['HTTP_HOST'])) {
    $scriptDir = dirname($_SERVER['SCRIPT_NAME'] ?? '');
    $_aburl = (request_is_https() ? 'https' : 'http') . '://' . $_SERVER['HTTP_HOST'] . rtrim($scriptDir, '/') . '/';
}
define('APP_BASE_URL', $_aburl);
define('EMAIL_FROM',           (string) setting('email_from',           'noreply@andmore.pt'));
define('EMAIL_FROM_NAME',      (string) setting('email_from_name',      'FitMe 3070'));
define('EMAIL_SUBJECT_PREFIX', (string) setting('email_subject_prefix', '[FitMe 3070] '));

// ─── URL helper ───────────────────────────────────────────────────────────────
// Always use for Location: redirects and internal links.
function base_url(string $path = ''): string {
    return APP_BASE_URL . ltrim($path, '/');
}

// ─── Date helper (PT-PT) ──────────────────────────────────────────────────────
function format_date_pt(string $date): string {
    if (!$date) return '';
    return (new DateTime($date))->format('d/m/Y');
}

// ─── Email template loader ────────────────────────────────────────────────────
// {{placeholder}} HTML bodies under templates/emails/. Built locally, delivered
// by id.andmore.pt via the enqueue_email()/flush_message() façade.
function load_email_template(string $template, array $vars): string {
    $path = __DIR__ . '/../templates/emails/' . $template . '.html';
    if (!is_file($path)) {
        throw new RuntimeException("Email template not found: {$template}");
    }
    $html  = file_get_contents($path);
    $brand = htmlspecialchars(APP_NAME, ENT_QUOTES, 'UTF-8');
    $logo  = (string) setting('logo_light_filename', '');
    $logoTag = $logo !== ''
        ? '<img src="' . htmlspecialchars(base_url('assets/img/logo/' . rawurlencode($logo)), ENT_QUOTES, 'UTF-8')
            . '" alt="' . $brand . '" style="max-height:60px;border:0;">'
        : '<p style="margin:0;color:#fff;font-size:22px;font-weight:bold;letter-spacing:1px;">' . $brand . '</p>';
    $html = str_replace('{{logo_html}}', $logoTag, $html);
    foreach ($vars as $key => $value) {
        $html = str_replace('{{' . $key . '}}', htmlspecialchars((string) $value, ENT_QUOTES, 'UTF-8'), $html);
    }
    return $html;
}

// ─── User-agent prettifier (last-login display) ──────────────────────────────
// Mirrors fotografia's helper so views/user/index.php can show a short label.
function parse_user_agent(string $ua): string {
    if ($ua === '') return '—';
    $browser = 'Navegador';
    foreach (['Edg' => 'Edge', 'OPR' => 'Opera', 'Chrome' => 'Chrome', 'Firefox' => 'Firefox', 'Safari' => 'Safari'] as $needle => $label) {
        if (stripos($ua, $needle) !== false) { $browser = $label; break; }
    }
    $os = 'SO';
    foreach (['Windows' => 'Windows', 'Android' => 'Android', 'iPhone' => 'iOS', 'iPad' => 'iOS', 'Mac OS' => 'macOS', 'Linux' => 'Linux'] as $needle => $label) {
        if (stripos($ua, $needle) !== false) { $os = $label; break; }
    }
    return "$browser / $os";
}