<?php
declare(strict_types=1);
require_once __DIR__ . '/../../src/bootstrap.php';

if (!Auth::user()) {
    json_out(['ok' => false, 'error' => 'unauthorized'], 401);
}

$grouped = isset($_GET['group']) && $_GET['group'] === '1';
$page = max(1, (int) ($_GET['page'] ?? 1));
$perPage = (int) ($_GET['per_page'] ?? 50);
$allowedPerPage = [25, 50, 75, 100, 200];
if (!in_array($perPage, $allowedPerPage, true)) {
    $perPage = 50;
}
$sort = (string) ($_GET['sort'] ?? ($grouped ? 'cnt' : 'priority'));
$dir = (string) ($_GET['dir'] ?? 'desc');
$sinceMs = max(0, (int) ($_GET['since_ms'] ?? 0));
$similarTo = max(0, (int) ($_GET['similar_to'] ?? 0));
$searchQ = trim((string) ($_GET['q'] ?? ''));
$suggest = isset($_GET['suggest']) && $_GET['suggest'] === '1';

$tagIds = request_tag_filter_ids();
$tagMode = request_tag_filter_mode();

$filters = [];
if ($tagIds !== []) {
    $filters['tags'] = $tagIds;
    $filters['tag_mode'] = $tagMode;
}
$device = trim((string) ($_GET['filter_device'] ?? ''));
if ($device !== '') {
    $filters['device'] = $device;
}
$abi = trim((string) ($_GET['filter_abi'] ?? ''));
if ($abi !== '') {
    $filters['abi'] = $abi;
}
$osSdk = max(0, (int) ($_GET['filter_os_sdk'] ?? 0));
if ($osSdk > 0) {
    $filters['os_sdk'] = $osSdk;
}
$osRelease = trim((string) ($_GET['filter_os_release'] ?? ''));
if ($osRelease !== '') {
    $filters['os_release'] = $osRelease;
}
$appVersion = trim((string) ($_GET['filter_app_version'] ?? ''));
if ($appVersion !== '') {
    $filters['app_version'] = $appVersion;
}
$build = trim((string) ($_GET['filter_build'] ?? ''));
if ($build !== '') {
    $filters['build'] = $build;
}

try {
    if ($suggest) {
        json_out([
            'ok' => true,
            'suggestions' => ReportRepository::searchSuggestions($searchQ),
            'q' => $searchQ,
        ]);
    }
    if ($searchQ !== '') {
        $data = ReportRepository::search($searchQ, $page, $perPage, $sinceMs);
    } elseif ($similarTo > 0) {
        $data = ReportRepository::listSimilar($similarTo, $page, $perPage, $sinceMs);
    } elseif ($filters !== []) {
        if ($tagIds !== []) {
            $grouped = false;
        }
        $data = ReportRepository::listFiltered($filters, $page, $perPage, $sort, $dir, $sinceMs);
    } else {
        $data = ReportRepository::listPage($grouped, $page, $perPage, $sort, $dir, $sinceMs);
    }
    json_out(['ok' => true, 'tag_filter' => $tagIds, 'tag_mode' => $tagMode] + $data);
} catch (Throwable $e) {
    error_log('reports api: ' . $e->getMessage());
    $out = ['ok' => false, 'error' => 'list failed'];
    if (cfg('debug')) {
        $out['hint'] = $e->getMessage();
        if (str_contains($e->getMessage(), '2002')) {
            $out['hint'] .= ' — use db.mysql.socket (/run/mysqld/mysqld.sock on Alpine); TCP 3306 is closed';
        }
    }
    json_out($out, 500);
}