<?php
header('Content-Type: application/json');
require_once 'config.php';

// Handle CORS
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
header('Access-Control-Allow-Headers: Content-Type');

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

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $data = json_decode(file_get_contents('php://input'), true);

    if (!isset($data['email']) || !isset($data['password'])) {
        http_response_code(400);
        die(json_encode(['error' => 'Email and password are required']));
    }

    $result = loginUser($data['email'], $data['password']);
    
    if ($result['success']) {
        http_response_code(200);
    } else {
        http_response_code(401);
    }

    die(json_encode($result));
}

http_response_code(405);
die(json_encode(['error' => 'Method not allowed']));