<?php
session_start();
header("Content-Type: application/json; charset=UTF-8");
header("Access-Control-Allow-Methods: POST");
require_once '../koneksi.php';

$data = json_decode(file_get_contents("php://input"));

if (!empty($data->username) && !empty($data->password)) {
    try {
        $stmt = $conn->prepare("SELECT id, username, password, role FROM users WHERE username = :username LIMIT 1");
        $stmt->bindValue(':username', $data->username);
        $stmt->execute();
        
        if($stmt->rowCount() > 0) {
            $user = $stmt->fetch(PDO::FETCH_ASSOC);
            
            // Verifikasi hash password
            if(password_verify($data->password, $user['password'])) {
                $_SESSION['user_id'] = $user['id'];
                $_SESSION['username'] = $user['username'];
                $_SESSION['role'] = $user['role'];
                echo json_encode(["pesan" => "Login Berhasil!", "user" => $user['username']]);
            } else {
                http_response_code(401); echo json_encode(["error" => "Password salah."]);
            }
        } else {
            http_response_code(404); echo json_encode(["error" => "Username tidak ditemukan."]);
        }
    } catch(PDOException $e) {
        http_response_code(500); echo json_encode(["error" => "Database Error: " . $e->getMessage()]);
    }
} else {
    http_response_code(400); echo json_encode(["error" => "Username dan Password wajib diisi."]);
}
?>