Files
xtremflow/bin/database/database.dart
T

378 lines
9.7 KiB
Dart

import 'dart:io';
import 'package:sqlite3/sqlite3.dart';
import 'package:uuid/uuid.dart';
import '../models/user.dart';
import '../models/playlist.dart';
import '../models/session.dart' as models;
import '../utils/password_hasher.dart';
class AppDatabase {
late final Database _db;
final _uuid = const Uuid();
/// Initialize database and create tables
Future<void> init() async {
const dbPath = '/app/data/xtremflow.db';
// Ensure data directory exists
final dir = Directory('/app/data');
if (!await dir.exists()) {
await dir.create(recursive: true);
}
_db = sqlite3.open(dbPath);
await _createTables();
print('Database initialized: $dbPath');
}
/// Create database tables
Future<void> _createTables() async {
// Users table
_db.execute('''
CREATE TABLE IF NOT EXISTS users (
id TEXT PRIMARY KEY,
username TEXT UNIQUE NOT NULL,
password_hash TEXT NOT NULL,
is_admin INTEGER DEFAULT 0,
created_at TEXT DEFAULT CURRENT_TIMESTAMP,
updated_at TEXT DEFAULT CURRENT_TIMESTAMP
)
''');
// Playlists table
_db.execute('''
CREATE TABLE IF NOT EXISTS playlists (
id TEXT PRIMARY KEY,
user_id TEXT NOT NULL,
name TEXT NOT NULL,
server_url TEXT NOT NULL,
username TEXT NOT NULL,
password TEXT NOT NULL,
dns TEXT,
created_at TEXT DEFAULT CURRENT_TIMESTAMP,
updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
)
''');
// Sessions table
_db.execute('''
CREATE TABLE IF NOT EXISTS sessions (
id TEXT PRIMARY KEY,
user_id TEXT NOT NULL,
token TEXT UNIQUE NOT NULL,
expires_at TEXT NOT NULL,
created_at TEXT DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
)
''');
// User Settings table
_db.execute('''
CREATE TABLE IF NOT EXISTS user_settings (
user_id TEXT PRIMARY KEY,
settings_json TEXT NOT NULL,
updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
)
''');
// Indexes
_db.execute(
'CREATE INDEX IF NOT EXISTS idx_sessions_token ON sessions(token)');
_db.execute(
'CREATE INDEX IF NOT EXISTS idx_sessions_expires ON sessions(expires_at)');
_db.execute(
'CREATE INDEX IF NOT EXISTS idx_playlists_user ON playlists(user_id)');
}
/// Seed default admin user if no users exist
Future<void> seedAdmin() async {
final result = _db.select('SELECT COUNT(*) as count FROM users');
final count = result.first['count'] as int;
if (count == 0) {
final adminId = _uuid.v4();
final passwordHash = PasswordHasher.hash('admin');
_db.execute(
'''
INSERT INTO users (id, username, password_hash, is_admin)
VALUES (?, ?, ?, 1)
''',
[adminId, 'admin', passwordHash],
);
print('Default admin user created (username: admin, password: admin)');
}
}
// ==================== Users ====================
/// Find user by username
User? findUserByUsername(String username) {
final result = _db.select(
'SELECT * FROM users WHERE username = ?',
[username],
);
if (result.isEmpty) return null;
return User.fromMap(result.first);
}
/// Find user by ID
User? findUserById(String userId) {
final result = _db.select(
'SELECT * FROM users WHERE id = ?',
[userId],
);
if (result.isEmpty) return null;
return User.fromMap(result.first);
}
/// Verify user credentials
User? verifyCredentials(String username, String password) {
final result = _db.select(
'SELECT * FROM users WHERE username = ?',
[username],
);
if (result.isEmpty) return null;
final passwordHash = result.first['password_hash'] as String;
if (!PasswordHasher.verify(password, passwordHash)) {
return null;
}
return User.fromMap(result.first);
}
/// Create new user
User createUser(String username, String password, {bool isAdmin = false}) {
final userId = _uuid.v4();
final passwordHash = PasswordHasher.hash(password);
_db.execute(
'''
INSERT INTO users (id, username, password_hash, is_admin)
VALUES (?, ?, ?, ?)
''',
[userId, username, passwordHash, isAdmin ? 1 : 0],
);
return User(
id: userId,
username: username,
isAdmin: isAdmin,
createdAt: DateTime.now(),
);
}
/// Get all users
List<User> getAllUsers() {
final result = _db.select('SELECT * FROM users ORDER BY username ASC');
return result.map((row) => User.fromMap(row)).toList();
}
/// Update user password
void updateUserPassword(String userId, String newPassword) {
final passwordHash = PasswordHasher.hash(newPassword);
_db.execute(
'UPDATE users SET password_hash = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?',
[passwordHash, userId],
);
}
/// Update user administration status
void updateUserAdminStatus(String userId, bool isAdmin) {
_db.execute(
'UPDATE users SET is_admin = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?',
[isAdmin ? 1 : 0, userId],
);
}
/// Delete user
void deleteUser(String userId) {
_db.execute('DELETE FROM users WHERE id = ?', [userId]);
}
// ==================== Sessions ====================
/// Create new session
models.Session createSession(String userId, {Duration? duration}) {
final sessionId = _uuid.v4();
final token = _uuid.v4();
final expiresAt = DateTime.now().add(duration ?? const Duration(days: 7));
_db.execute(
'''
INSERT INTO sessions (id, user_id, token, expires_at)
VALUES (?, ?, ?, ?)
''',
[sessionId, userId, token, expiresAt.toIso8601String()],
);
return models.Session(
id: sessionId,
userId: userId,
token: token,
expiresAt: expiresAt,
createdAt: DateTime.now(),
);
}
/// Find session by token
models.Session? findSessionByToken(String token) {
final result = _db.select(
'SELECT * FROM sessions WHERE token = ?',
[token],
);
if (result.isEmpty) return null;
final session = models.Session.fromMap(result.first);
// Check if expired
if (session.isExpired) {
deleteSession(token);
return null;
}
return session;
}
/// Delete session (logout)
void deleteSession(String token) {
_db.execute('DELETE FROM sessions WHERE token = ?', [token]);
}
/// Clean expired sessions
void cleanExpiredSessions() {
_db.execute(
'DELETE FROM sessions WHERE expires_at < ?',
[DateTime.now().toIso8601String()],
);
}
// ==================== Playlists ====================
/// Get all playlists for a user
List<Playlist> getPlaylists(String userId) {
final result = _db.select(
'SELECT * FROM playlists WHERE user_id = ? ORDER BY created_at DESC',
[userId],
);
return result.map((row) => Playlist.fromMap(row)).toList();
}
/// Get playlist by ID
Playlist? getPlaylistById(String playlistId) {
final result = _db.select(
'SELECT * FROM playlists WHERE id = ?',
[playlistId],
);
if (result.isEmpty) return null;
return Playlist.fromMap(result.first);
}
/// Create new playlist
Playlist createPlaylist({
required String userId,
required String name,
required String serverUrl,
required String username,
required String password,
String? dns,
}) {
final playlistId = _uuid.v4();
final now = DateTime.now().toIso8601String();
_db.execute(
'''
INSERT INTO playlists (id, user_id, name, server_url, username, password, dns, created_at, updated_at)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
''',
[playlistId, userId, name, serverUrl, username, password, dns, now, now],
);
return Playlist(
id: playlistId,
userId: userId,
name: name,
serverUrl: serverUrl,
username: username,
password: password,
dns: dns,
createdAt: DateTime.parse(now),
updatedAt: DateTime.parse(now),
);
}
/// Update playlist
Playlist updatePlaylist({
required String playlistId,
required String name,
required String serverUrl,
required String username,
required String password,
String? dns,
}) {
final now = DateTime.now().toIso8601String();
_db.execute(
'''
UPDATE playlists
SET name = ?, server_url = ?, username = ?, password = ?, dns = ?, updated_at = ?
WHERE id = ?
''',
[name, serverUrl, username, password, dns, now, playlistId],
);
return getPlaylistById(playlistId)!;
}
/// Delete playlist
void deletePlaylist(String playlistId) {
_db.execute('DELETE FROM playlists WHERE id = ?', [playlistId]);
}
// ==================== User Settings ====================
/// Get user settings as JSON string
String? getUserSettings(String userId) {
final result = _db.select(
'SELECT settings_json FROM user_settings WHERE user_id = ?',
[userId],
);
if (result.isEmpty) return null;
return result.first['settings_json'] as String;
}
/// Update user settings
void updateUserSettings(String userId, String settingsJson) {
final now = DateTime.now().toIso8601String();
// UPSERT (Insert or Replace)
_db.execute(
'''
INSERT INTO user_settings (user_id, settings_json, updated_at)
VALUES (?, ?, ?)
ON CONFLICT(user_id) DO UPDATE SET
settings_json = excluded.settings_json,
updated_at = excluded.updated_at
''',
[userId, settingsJson, now],
);
}
/// Close database connection
void close() {
_db.dispose();
}
}