<?php

declare(strict_types=1);

require_once __DIR__ . '/../../../../src/Core/Db.php';
require_once __DIR__ . '/../../../../src/Core/TokenManager.php';
require_once __DIR__ . '/../../../../src/Modules/Bugtracker/BugRepo.php';

use Deploymentcenter\Core\Db;
use Deploymentcenter\Core\TokenManager;
use Deploymentcenter\Modules\Bugtracker\BugRepo;

header('Content-Type: application/json; charset=utf-8');

// Allow CORS for public ingest
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Headers: Content-Type, Authorization, X-Agent-Token');
header('Access-Control-Allow-Methods: POST, OPTIONS');

if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
    http_response_code(200);
    exit;
}

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    http_response_code(405);
    echo json_encode(['status' => 'error', 'message' => 'Method Not Allowed']);
    exit;
}

$rawInput = file_get_contents('php://input');
$data = json_decode($rawInput, true) ?: $_POST;

if (empty($data)) {
    http_response_code(400);
    echo json_encode(['status' => 'error', 'message' => 'Empty request body or invalid JSON']);
    exit;
}

try {
    $config = require __DIR__ . '/../../../../config/config.php';
    $db = Db::connect($config['db']);

    // Optional Token Verification (if provided)
    $headers = getallheaders();
    $token = $headers['X-Agent-Token'] ?? $headers['x-agent-token'] ?? null;
    if (!$token && !empty($headers['Authorization'])) {
        if (preg_match('/Bearer\s+(.+)/i', $headers['Authorization'], $matches)) {
            $token = trim($matches[1]);
        }
    }

    if ($token) {
        $tokenMgr = new TokenManager($db);
        $valid = $tokenMgr->validateToken($token, 'bugtracker:report', $data['environment'] ?? null);
        if (!$valid) {
            http_response_code(401);
            echo json_encode(['status' => 'error', 'message' => 'Invalid, revoked or unauthorized Token for bugtracker:report']);
            exit;
        }
    }

    $repo = new BugRepo($db);
    $result = $repo->reportItem($data);

    echo json_encode([
        'status'           => 'success',
        'item_id'          => $result['id'],
        'is_new'           => $result['is_new'],
        'occurrence_count' => $result['occurrence_count'],
        'error_hash'       => $result['error_hash'],
        'type'             => $result['type'],
        'environment'      => $result['environment'],
        'push_id'          => $result['push_id'] ?? null,
        'message'          => $result['is_new'] 
            ? ($result['type'] === 'bug' ? 'New bug reported successfully.' : 'New feature request / idea submitted.') 
            : 'Recurring bug count updated.',
    ], JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);

} catch (Throwable $t) {
    http_response_code(500);
    echo json_encode(['status' => 'error', 'message' => 'Failed to log report: ' . $t->getMessage()]);
}