78 lines
2.3 KiB
Dart
78 lines
2.3 KiB
Dart
import 'package:shared_preferences/shared_preferences.dart';
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enum ProxyType { none, socks5, httpConnect }
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class ProxySettings {
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final ProxyType type;
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final String host;
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final int port;
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final String? username;
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final String? password;
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const ProxySettings({
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this.type = ProxyType.none,
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this.host = '',
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this.port = 1080,
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this.username,
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this.password,
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});
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bool get isEnabled => type != ProxyType.none && host.isNotEmpty;
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bool get hasCredentials =>
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username != null &&
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username!.isNotEmpty &&
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password != null &&
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password!.isNotEmpty;
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}
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abstract class ProxyConfig {
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static const String _prefType = 'proxy_type';
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static const String _prefHost = 'proxy_host';
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static const String _prefPort = 'proxy_port';
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static const String _prefUsername = 'proxy_username';
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static const String _prefPassword = 'proxy_password';
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static Future<ProxySettings> load() async {
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final prefs = await SharedPreferences.getInstance();
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final typeIndex = prefs.getInt(_prefType) ?? 0;
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final host = prefs.getString(_prefHost) ?? '';
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final port = prefs.getInt(_prefPort) ?? 1080;
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final username = prefs.getString(_prefUsername);
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final password = prefs.getString(_prefPassword);
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return ProxySettings(
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type: ProxyType.values[typeIndex.clamp(0, ProxyType.values.length - 1)],
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host: host,
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port: port,
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username: username,
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password: password,
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);
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}
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static Future<void> save(ProxySettings settings) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setInt(_prefType, settings.type.index);
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await prefs.setString(_prefHost, settings.host);
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await prefs.setInt(_prefPort, settings.port);
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if (settings.username != null) {
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await prefs.setString(_prefUsername, settings.username!);
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} else {
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await prefs.remove(_prefUsername);
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}
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if (settings.password != null) {
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await prefs.setString(_prefPassword, settings.password!);
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} else {
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await prefs.remove(_prefPassword);
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}
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}
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static Future<void> clear() async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.remove(_prefType);
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await prefs.remove(_prefHost);
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await prefs.remove(_prefPort);
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await prefs.remove(_prefUsername);
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await prefs.remove(_prefPassword);
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}
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}
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