104 lines
3.1 KiB
Dart
104 lines
3.1 KiB
Dart
import 'package:webdav_client/webdav_client.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class WebDAVService {
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static const String _keyBaseUrl = 'webdav_base_url';
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static const String _keyUsername = 'webdav_username';
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static const String _keyPassword = 'webdav_password';
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static WebDAVService? _instance;
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static WebDAVService get instance => _instance ??= WebDAVService._();
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WebDAVService._();
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WebDAVClient? _client;
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String? _baseUrl;
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bool get isConnected => _client != null;
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// 保存凭据
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Future<void> saveCredentials(
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String baseUrl, String username, String password) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString(_keyBaseUrl, baseUrl);
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await prefs.setString(_keyUsername, username);
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await prefs.setString(_keyPassword, password);
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_baseUrl = baseUrl;
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_client = WebDAVClient(
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baseUri: Uri.parse(baseUrl),
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credentials: '$username:$password',
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);
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}
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// 加载已保存的凭据
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Future<bool> loadCredentials() async {
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final prefs = await SharedPreferences.getInstance();
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final baseUrl = prefs.getString(_keyBaseUrl);
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final username = prefs.getString(_keyUsername);
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final password = prefs.getString(_keyPassword);
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if (baseUrl != null && username != null && password != null) {
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_baseUrl = baseUrl;
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_client = WebDAVClient(
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baseUri: Uri.parse(baseUrl),
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credentials: '$username:$password',
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);
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return true;
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}
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return false;
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}
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// 清除凭据
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Future<void> clearCredentials() async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.remove(_keyBaseUrl);
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await prefs.remove(_keyUsername);
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await prefs.remove(_keyPassword);
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_client = null;
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_baseUrl = null;
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}
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// 获取音乐文件列表（仅 .mp3 .flac .m4a .ape .wav）
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Future<List<WebDAVFileItem>> getMusicFiles({String path = '/'}) async {
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if (_client == null) throw Exception('WebDAV 未连接');
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final items = await _client!.listAll(recursive: true);
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final musicExtensions = ['.mp3', '.flac', '.m4a', '.ape', '.wav', '.opus'];
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return items
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.where((item) =>
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item.isFile &&
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musicExtensions.any((ext) => item.path.toLowerCase().endsWith(ext)))
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.map((item) => WebDAVFileItem(
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path: item.path,
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name: item.path.split('/').last,
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size: item.size,
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modified: item.modified,
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))
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.toList();
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}
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// 获取文件的完整下载 URL（用于播放）
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String getFileUrl(String path) {
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if (_baseUrl == null) throw Exception('WebDAV 未配置');
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// 确保 baseUrl 末尾有 '/'
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final base = _baseUrl!.endsWith('/') ? _baseUrl! : '$_baseUrl/';
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// 去掉路径开头的 '/'
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final cleanPath = path.startsWith('/') ? path.substring(1) : path;
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return '$base$cleanPath';
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}
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}
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class WebDAVFileItem {
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final String path;
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final String name;
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final int? size;
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final DateTime? modified;
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WebDAVFileItem({
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required this.path,
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required this.name,
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this.size,
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this.modified,
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});
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}
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