refactors (#539)

lib/core/route.dart

@@ -58,7 +58,7 @@ class AppRoutes {
     return Future.value(null);
   }
 
-  static AppRoutes serverDetail({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes serverDetail({Key? key, required Spi spi}) {
     return AppRoutes(ServerDetailPage(key: key, spi: spi), 'server_detail');
   }
 
@@ -66,7 +66,7 @@ class AppRoutes {
     return AppRoutes(ServerPage(key: key), 'server_tab');
   }
 
-  static AppRoutes serverEdit({Key? key, ServerPrivateInfo? spi}) {
+  static AppRoutes serverEdit({Key? key, Spi? spi}) {
     return AppRoutes(
       ServerEditPage(spi: spi),
       'server_${spi == null ? 'add' : 'edit'}',
@@ -97,7 +97,7 @@ class AppRoutes {
 
   static AppRoutes ssh({
     Key? key,
-    required ServerPrivateInfo spi,
+    required Spi spi,
     String? initCmd,
     Snippet? initSnippet,
   }) {
@@ -133,7 +133,7 @@ class AppRoutes {
 
   static AppRoutes sftp(
       {Key? key,
-      required ServerPrivateInfo spi,
+      required Spi spi,
       String? initPath,
       bool isSelect = false}) {
     return AppRoutes(
@@ -150,7 +150,7 @@ class AppRoutes {
     return AppRoutes(BackupPage(key: key), 'backup');
   }
 
-  static AppRoutes docker({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes docker({Key? key, required Spi spi}) {
     return AppRoutes(ContainerPage(key: key, spi: spi), 'docker');
   }
 
@@ -186,7 +186,7 @@ class AppRoutes {
     return AppRoutes(PingPage(key: key), 'ping');
   }
 
-  static AppRoutes process({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes process({Key? key, required Spi spi}) {
     return AppRoutes(ProcessPage(key: key, spi: spi), 'process');
   }
 
@@ -220,7 +220,7 @@ class AppRoutes {
         'snippet_result');
   }
 
-  static AppRoutes iperf({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes iperf({Key? key, required Spi spi}) {
     return AppRoutes(IPerfPage(key: key, spi: spi), 'iperf');
   }
 
@@ -228,7 +228,7 @@ class AppRoutes {
     return AppRoutes(ServerFuncBtnsOrderPage(key: key), 'server_func_btns_seq');
   }
 
-  static AppRoutes pve({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes pve({Key? key, required Spi spi}) {
     return AppRoutes(PvePage(key: key, spi: spi), 'pve');
   }
 }

lib/core/utils/server.dart

@@ -42,7 +42,7 @@ String getPrivateKey(String id) {
 }
 
 Future<SSHClient> genClient(
-  ServerPrivateInfo spi, {
+  Spi spi, {
   void Function(GenSSHClientStatus)? onStatus,
 
   /// Only pass this param if using multi-threading and key login
@@ -52,10 +52,10 @@ Future<SSHClient> genClient(
   String? jumpPrivateKey,
   Duration timeout = const Duration(seconds: 5),
 
-  /// [ServerPrivateInfo] of the jump server
+  /// [Spi] of the jump server
   ///
   /// Must pass this param if using multi-threading and key login
-  ServerPrivateInfo? jumpSpi,
+  Spi? jumpSpi,
 
   /// Handle keyboard-interactive authentication
   FutureOr<List<String>?> Function(SSHUserInfoRequest)? onKeyboardInteractive,

lib/core/utils/ssh_auth.dart

@@ -8,7 +8,7 @@ import 'package:server_box/data/provider/app.dart';
 
 abstract final class KeybordInteractive {
   static FutureOr<List<String>?> defaultHandle(
-    ServerPrivateInfo spi, {
+    Spi spi, {
     BuildContext? ctx,
   }) async {
     try {

lib/data/model/app/backup.dart

@@ -7,8 +7,8 @@ import 'package:logging/logging.dart';
 import 'package:server_box/data/model/server/private_key_info.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/server/snippet.dart';
+import 'package:server_box/data/provider/base.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/rebuild.dart';
 import 'package:server_box/data/res/store.dart';
 
@@ -23,7 +23,7 @@ class Backup {
   // backup format version
   final int version;
   final String date;
-  final List<ServerPrivateInfo> spis;
+  final List<Spi> spis;
   final List<Snippet> snippets;
   final List<PrivateKeyInfo> keys;
   final Map<String, dynamic> container;
@@ -177,7 +177,7 @@ class Backup {
       }
     }
 
-    Pros.reload();
+    Provider.reload();
     RNodes.app.notify();
 
     _logger.info('Restore success');

lib/data/model/app/backup.g.dart

@@ -10,7 +10,7 @@ Backup _$BackupFromJson(Map<String, dynamic> json) => Backup(
       version: (json['version'] as num).toInt(),
       date: json['date'] as String,
       spis: (json['spis'] as List<dynamic>)
-          .map((e) => ServerPrivateInfo.fromJson(e as Map<String, dynamic>))
+          .map((e) => Spi.fromJson(e as Map<String, dynamic>))
           .toList(),
       snippets: (json['snippets'] as List<dynamic>)
           .map((e) => Snippet.fromJson(e as Map<String, dynamic>))

lib/data/model/server/server.dart

@@ -15,7 +15,7 @@ import 'package:server_box/data/model/server/system.dart';
 import 'package:server_box/data/model/server/temp.dart';
 
 class Server implements TagPickable {
-  ServerPrivateInfo spi;
+  Spi spi;
   ServerStatus status;
   SSHClient? client;
   ServerConn conn;

lib/data/model/server/server_private_info.dart

@@ -1,11 +1,12 @@
 import 'dart:convert';
 
+import 'package:fl_lib/fl_lib.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:json_annotation/json_annotation.dart';
 import 'package:server_box/data/model/server/custom.dart';
 import 'package:server_box/data/model/server/server.dart';
 import 'package:server_box/data/model/server/wol_cfg.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
 
 import 'package:server_box/data/model/app/error.dart';
 
@@ -16,10 +17,10 @@ part 'server_private_info.g.dart';
 ///
 /// Some params named as `spi` in the codebase which is the abbreviation of `ServerPrivateInfo`.
 ///
-/// Nowaday, more fields are added to this class, but the name is still the same.
+/// Nowaday, more fields are added to this class, and it's renamed to `Spi`.
 @JsonSerializable()
 @HiveType(typeId: 3)
-class ServerPrivateInfo {
+class Spi {
   @HiveField(0)
   final String name;
   @HiveField(1)
@@ -58,7 +59,7 @@ class ServerPrivateInfo {
 
   final String id;
 
-  const ServerPrivateInfo({
+  const Spi({
     required this.name,
     required this.ip,
     required this.port,
@@ -74,17 +75,22 @@ class ServerPrivateInfo {
     this.envs,
   }) : id = '$user@$ip:$port';
 
-  factory ServerPrivateInfo.fromJson(Map<String, dynamic> json) =>
+  factory Spi.fromJson(Map<String, dynamic> json) =>
-      _$ServerPrivateInfoFromJson(json);
+      _$SpiFromJson(json);
 
-  Map<String, dynamic> toJson() => _$ServerPrivateInfoToJson(this);
+  Map<String, dynamic> toJson() => _$SpiToJson(this);
 
+  @override
+  String toString() => id;
+}
+
+extension Spix on Spi {
   String toJsonString() => json.encode(toJson());
 
-  Server? get server => Pros.server.pick(spi: this);
+  VNode<Server>? get server => ServerProvider.pick(spi: this);
-  Server? get jumpServer => Pros.server.pick(id: jumpId);
+  VNode<Server>? get jumpServer => ServerProvider.pick(id: jumpId);
 
-  bool shouldReconnect(ServerPrivateInfo old) {
+  bool shouldReconnect(Spi old) {
     return id != old.id ||
         pwd != old.pwd ||
         keyId != old.keyId ||
@@ -113,12 +119,7 @@ class ServerPrivateInfo {
     return (ip_, port_);
   }
 
-  @override
+  static const example = Spi(
-  String toString() {
-    return id;
-  }
-
-  static const example = ServerPrivateInfo(
     name: 'name',
     ip: 'ip',
     port: 22,

lib/data/model/server/server_private_info.g.dart

@@ -6,17 +6,17 @@ part of 'server_private_info.dart';
 // TypeAdapterGenerator
 // **************************************************************************
 
-class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
+class SpiAdapter extends TypeAdapter<Spi> {
   @override
   final int typeId = 3;
 
   @override
-  ServerPrivateInfo read(BinaryReader reader) {
+  Spi read(BinaryReader reader) {
     final numOfFields = reader.readByte();
     final fields = <int, dynamic>{
       for (int i = 0; i < numOfFields; i++) reader.readByte(): reader.read(),
     };
-    return ServerPrivateInfo(
+    return Spi(
       name: fields[0] as String,
       ip: fields[1] as String,
       port: fields[2] as int,
@@ -34,7 +34,7 @@ class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
   }
 
   @override
-  void write(BinaryWriter writer, ServerPrivateInfo obj) {
+  void write(BinaryWriter writer, Spi obj) {
     writer
       ..writeByte(13)
       ..writeByte(0)
@@ -71,7 +71,7 @@ class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
   @override
   bool operator ==(Object other) =>
       identical(this, other) ||
-      other is ServerPrivateInfoAdapter &&
+      other is SpiAdapter &&
           runtimeType == other.runtimeType &&
           typeId == other.typeId;
 }
@@ -80,8 +80,7 @@ class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
 // JsonSerializableGenerator
 // **************************************************************************
 
-ServerPrivateInfo _$ServerPrivateInfoFromJson(Map<String, dynamic> json) =>
+Spi _$SpiFromJson(Map<String, dynamic> json) => Spi(
-    ServerPrivateInfo(
       name: json['name'] as String,
       ip: json['ip'] as String,
       port: (json['port'] as num).toInt(),
@@ -103,8 +102,7 @@ ServerPrivateInfo _$ServerPrivateInfoFromJson(Map<String, dynamic> json) =>
       ),
     );
 
-Map<String, dynamic> _$ServerPrivateInfoToJson(ServerPrivateInfo instance) =>
+Map<String, dynamic> _$SpiToJson(Spi instance) => <String, dynamic>{
-    <String, dynamic>{
       'name': instance.name,
       'ip': instance.ip,
       'port': instance.port,

lib/data/model/server/snippet.dart

@@ -48,7 +48,7 @@ class Snippet implements TagPickable {
 
   static final fmtFinder = RegExp(r'\$\{[^{}]+\}');
 
-  String fmtWithSpi(ServerPrivateInfo spi) {
+  String fmtWithSpi(Spi spi) {
     return script.replaceAllMapped(
       fmtFinder,
       (match) {
@@ -63,7 +63,7 @@ class Snippet implements TagPickable {
 
   Future<void> runInTerm(
     Terminal terminal,
-    ServerPrivateInfo spi, {
+    Spi spi, {
     bool autoEnter = false,
   }) async {
     final argsFmted = fmtWithSpi(spi);
@@ -159,12 +159,12 @@ class Snippet implements TagPickable {
   }
 
   static final fmtArgs = {
-    r'${host}': (ServerPrivateInfo spi) => spi.ip,
+    r'${host}': (Spi spi) => spi.ip,
-    r'${port}': (ServerPrivateInfo spi) => spi.port.toString(),
+    r'${port}': (Spi spi) => spi.port.toString(),
-    r'${user}': (ServerPrivateInfo spi) => spi.user,
+    r'${user}': (Spi spi) => spi.user,
-    r'${pwd}': (ServerPrivateInfo spi) => spi.pwd ?? '',
+    r'${pwd}': (Spi spi) => spi.pwd ?? '',
-    r'${id}': (ServerPrivateInfo spi) => spi.id,
+    r'${id}': (Spi spi) => spi.id,
-    r'${name}': (ServerPrivateInfo spi) => spi.name,
+    r'${name}': (Spi spi) => spi.name,
   };
 
   /// r'${ctrl+ad}' -> TerminalKey.control, a, d

lib/data/model/sftp/req.dart

@@ -1,12 +1,12 @@
 part of 'worker.dart';
 
 class SftpReq {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   final String remotePath;
   final String localPath;
   final SftpReqType type;
   String? privateKey;
-  ServerPrivateInfo? jumpSpi;
+  Spi? jumpSpi;
   String? jumpPrivateKey;
 
   SftpReq(

lib/data/provider/base.dart

@@ -0,0 +1,20 @@
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+
+abstract class Provider<T> {
+  const Provider();
+
+  /// (Re)Load data from store / network / etc.
+  @mustCallSuper
+  FutureOr<void> load() {
+    all.add(this);
+    debugPrint('$runtimeType added');
+  }
+
+  static final all = <Provider>[];
+
+  static Future<void> reload() {
+    return Future.wait(all.map((e) async => await e.load()));
+  }
+}

lib/data/provider/private_key.dart

@@ -1,35 +1,40 @@
-import 'package:flutter/material.dart';
+import 'package:fl_lib/fl_lib.dart';
 import 'package:server_box/data/model/server/private_key_info.dart';
+import 'package:server_box/data/provider/base.dart';
 import 'package:server_box/data/res/store.dart';
 
-class PrivateKeyProvider extends ChangeNotifier {
+class PrivateKeyProvider extends Provider {
-  List<PrivateKeyInfo> get pkis => _pkis;
+  const PrivateKeyProvider._();
-  late List<PrivateKeyInfo> _pkis;
+  static const instance = PrivateKeyProvider._();
 
+  static final pkis = <PrivateKeyInfo>[].vn;
+
+  @override
   void load() {
-    _pkis = Stores.key.fetch();
+    super.load();
+    pkis.value = Stores.key.fetch();
   }
 
-  void add(PrivateKeyInfo info) {
+  static void add(PrivateKeyInfo info) {
-    _pkis.add(info);
+    pkis.value.add(info);
+    pkis.notify();
     Stores.key.put(info);
-    notifyListeners();
   }
 
-  void delete(PrivateKeyInfo info) {
+  static void delete(PrivateKeyInfo info) {
-    _pkis.removeWhere((e) => e.id == info.id);
+    pkis.value.removeWhere((e) => e.id == info.id);
+    pkis.notify();
     Stores.key.delete(info);
-    notifyListeners();
   }
 
-  void update(PrivateKeyInfo old, PrivateKeyInfo newInfo) {
+  static void update(PrivateKeyInfo old, PrivateKeyInfo newInfo) {
-    final idx = _pkis.indexWhere((e) => e.id == old.id);
+    final idx = pkis.value.indexWhere((e) => e.id == old.id);
     if (idx == -1) {
-      _pkis.add(newInfo);
+      pkis.value.add(newInfo);
     } else {
-      _pkis[idx] = newInfo;
+      pkis.value[idx] = newInfo;
     }
+    pkis.notify();
     Stores.key.put(newInfo);
-    notifyListeners();
   }
 }

lib/data/provider/pve.dart

@@ -15,7 +15,7 @@ import 'package:dartssh2/dartssh2.dart';
 typedef PveCtrlFunc = Future<bool> Function(String node, String id);
 
 final class PveProvider extends ChangeNotifier {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   late String addr;
   late final SSHClient _client;
   late final ServerSocket _serverSocket;
@@ -23,7 +23,7 @@ final class PveProvider extends ChangeNotifier {
   int _localPort = 0;
 
   PveProvider({required this.spi}) {
-    final client = spi.server?.client;
+    final client = spi.server?.value.client;
     if (client == null) {
       throw Exception('Server client is null');
     }

lib/data/provider/server.dart

@@ -4,12 +4,12 @@ import 'dart:async';
 import 'package:computer/computer.dart';
 import 'package:dartssh2/dartssh2.dart';
 import 'package:fl_lib/fl_lib.dart';
-import 'package:flutter/material.dart';
 import 'package:server_box/core/extension/ssh_client.dart';
 import 'package:server_box/core/utils/ssh_auth.dart';
 import 'package:server_box/data/model/app/error.dart';
 import 'package:server_box/data/model/app/shell_func.dart';
 import 'package:server_box/data/model/server/system.dart';
+import 'package:server_box/data/provider/base.dart';
 // import 'package:server_box/data/model/sftp/req.dart';
 // import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
@@ -21,24 +21,27 @@ import 'package:server_box/data/model/server/server_status_update_req.dart';
 import 'package:server_box/data/model/server/try_limiter.dart';
 import 'package:server_box/data/res/status.dart';
 
-class ServerProvider extends ChangeNotifier {
+class ServerProvider extends Provider {
-  final Map<String, Server> _servers = {};
+  const ServerProvider._();
-  Iterable<Server> get servers => _servers.values;
+  static const instance = ServerProvider._();
-  final List<String> _serverOrder = [];
-  List<String> get serverOrder => _serverOrder;
-  final _tags = ValueNotifier(<String>{});
-  ValueNotifier<Set<String>> get tags => _tags;
 
-  Timer? _timer;
+  static final Map<String, VNode<Server>> servers = {};
+  static final serverOrder = <String>[].vn;
+  static final _tags = <String>{}.vn;
+  static VNode<Set<String>> get tags => _tags;
 
-  final _manualDisconnectedIds = <String>{};
+  static Timer? _timer;
 
+  static final _manualDisconnectedIds = <String>{};
+
+  @override
   Future<void> load() async {
+    super.load();
     // #147
     // Clear all servers because of restarting app will cause duplicate servers
-    final oldServers = Map<String, Server>.from(_servers);
+    final oldServers = Map<String, VNode<Server>>.from(servers);
-    _servers.clear();
+    servers.clear();
-    _serverOrder.clear();
+    serverOrder.value.clear();
 
     final spis = Stores.server.fetch();
     for (int idx = 0; idx < spis.length; idx++) {
@@ -48,10 +51,11 @@ class ServerProvider extends ChangeNotifier {
 
       /// #258
       /// If not [shouldReconnect], then keep the old state.
-      if (originServer != null && !originServer.spi.shouldReconnect(spi)) {
+      if (originServer != null &&
-        newServer.conn = originServer.conn;
+          !originServer.value.spi.shouldReconnect(spi)) {
+        newServer.conn = originServer.value.conn;
       }
-      _servers[spi.id] = newServer;
+      servers[spi.id] = newServer.vn;
     }
     final serverOrder_ = Stores.setting.serverOrder.fetch();
     if (serverOrder_.isNotEmpty) {
@@ -59,35 +63,37 @@ class ServerProvider extends ChangeNotifier {
         order: serverOrder_,
         finder: (n, id) => n.id == id,
       );
-      _serverOrder.addAll(spis.map((e) => e.id));
+      serverOrder.value.addAll(spis.map((e) => e.id));
     } else {
-      _serverOrder.addAll(_servers.keys);
+      serverOrder.value.addAll(servers.keys);
     }
     // Must use [equals] to compare [Order] here.
-    if (!_serverOrder.equals(serverOrder_)) {
+    if (!serverOrder.value.equals(serverOrder_)) {
-      Stores.setting.serverOrder.put(_serverOrder);
+      Stores.setting.serverOrder.put(serverOrder.value);
     }
     _updateTags();
-    notifyListeners();
+    // Must notify here, or the UI will not be updated.
+    serverOrder.notify();
   }
 
   /// Get a [Server] by [spi] or [id].
   ///
   /// Priority: [spi] > [id]
-  Server? pick({ServerPrivateInfo? spi, String? id}) {
+  static VNode<Server>? pick({Spi? spi, String? id}) {
     if (spi != null) {
-      return _servers[spi.id];
+      return servers[spi.id];
     }
     if (id != null) {
-      return _servers[id];
+      return servers[id];
     }
     return null;
   }
 
-  void _updateTags() {
+  static void _updateTags() {
-    for (final s in _servers.values) {
+    for (final s in servers.values) {
-      if (s.spi.tags == null) continue;
+      final tags = s.value.spi.tags;
-      for (final t in s.spi.tags!) {
+      if (tags == null) continue;
+      for (final t in tags) {
         if (!_tags.value.contains(t)) {
           _tags.value.add(t);
         }
@@ -96,14 +102,14 @@ class ServerProvider extends ChangeNotifier {
     _tags.value = (_tags.value.toList()..sort()).toSet();
   }
 
-  Server genServer(ServerPrivateInfo spi) {
+  static Server genServer(Spi spi) {
     return Server(spi, InitStatus.status, ServerConn.disconnected);
   }
 
   /// if [spi] is specificed then only refresh this server
   /// [onlyFailed] only refresh failed servers
-  Future<void> refresh({
+  static Future<void> refresh({
-    ServerPrivateInfo? spi,
+    Spi? spi,
     bool onlyFailed = false,
   }) async {
     if (spi != null) {
@@ -112,7 +118,8 @@ class ServerProvider extends ChangeNotifier {
       return;
     }
 
-    await Future.wait(_servers.values.map((s) async {
+    await Future.wait(servers.values.map((val) async {
+      final s = val.value;
       if (onlyFailed) {
         if (s.conn != ServerConn.failed) return;
         TryLimiter.reset(s.spi.id);
@@ -128,7 +135,7 @@ class ServerProvider extends ChangeNotifier {
     }));
   }
 
-  Future<void> startAutoRefresh() async {
+  static Future<void> startAutoRefresh() async {
     var duration = Stores.setting.serverStatusUpdateInterval.fetch();
     stopAutoRefresh();
     if (duration == 0) return;
@@ -141,84 +148,85 @@ class ServerProvider extends ChangeNotifier {
     });
   }
 
-  void stopAutoRefresh() {
+  static void stopAutoRefresh() {
     if (_timer != null) {
       _timer!.cancel();
       _timer = null;
     }
   }
 
-  bool get isAutoRefreshOn => _timer != null;
+  static bool get isAutoRefreshOn => _timer != null;
 
-  void setDisconnected() {
+  static void setDisconnected() {
-    for (final s in _servers.values) {
+    for (final s in servers.values) {
-      s.conn = ServerConn.disconnected;
+      s.value.conn = ServerConn.disconnected;
+      s.notify();
     }
     //TryLimiter.clear();
-    notifyListeners();
   }
 
-  void closeServer({String? id}) {
+  static void closeServer({String? id}) {
     if (id == null) {
-      for (final s in _servers.values) {
+      for (final s in servers.values) {
-        _closeOneServer(s.spi.id);
+        _closeOneServer(s.value.spi.id);
       }
       return;
     }
     _closeOneServer(id);
   }
 
-  void _closeOneServer(String id) {
+  static void _closeOneServer(String id) {
-    final item = _servers[id];
+    final s = servers[id];
+    final item = s?.value;
     item?.client?.close();
     item?.client = null;
     item?.conn = ServerConn.disconnected;
     _manualDisconnectedIds.add(id);
-    notifyListeners();
+    s?.notify();
   }
 
-  void addServer(ServerPrivateInfo spi) {
+  static void addServer(Spi spi) {
-    _servers[spi.id] = genServer(spi);
+    servers[spi.id] = genServer(spi).vn;
-    notifyListeners();
     Stores.server.put(spi);
-    _serverOrder.add(spi.id);
+    serverOrder.value.add(spi.id);
-    Stores.setting.serverOrder.put(_serverOrder);
+    serverOrder.notify();
+    Stores.setting.serverOrder.put(serverOrder.value);
     _updateTags();
     refresh(spi: spi);
   }
 
-  void delServer(String id) {
+  static void delServer(String id) {
-    _servers.remove(id);
+    servers.remove(id);
-    _serverOrder.remove(id);
+    serverOrder.value.remove(id);
-    Stores.setting.serverOrder.put(_serverOrder);
+    serverOrder.notify();
-    _updateTags();
+    Stores.setting.serverOrder.put(serverOrder.value);
-    notifyListeners();
     Stores.server.delete(id);
-  }
-
-  void deleteAll() {
-    _servers.clear();
-    _serverOrder.clear();
-    Stores.setting.serverOrder.put(_serverOrder);
     _updateTags();
-    notifyListeners();
-    Stores.server.deleteAll();
   }
 
-  Future<void> updateServer(
+  static void deleteAll() {
-    ServerPrivateInfo old,
+    servers.clear();
-    ServerPrivateInfo newSpi,
+    serverOrder.value.clear();
+    serverOrder.notify();
+    Stores.setting.serverOrder.put(serverOrder.value);
+    Stores.server.deleteAll();
+    _updateTags();
+  }
+
+  static Future<void> updateServer(
+    Spi old,
+    Spi newSpi,
   ) async {
     if (old != newSpi) {
       Stores.server.update(old, newSpi);
-      _servers[old.id]?.spi = newSpi;
+      servers[old.id]?.value.spi = newSpi;
 
       if (newSpi.id != old.id) {
-        _servers[newSpi.id] = _servers[old.id]!;
+        servers[newSpi.id] = servers[old.id]!;
-        _servers[newSpi.id]?.spi = newSpi;
+        servers.remove(old.id);
-        _servers.remove(old.id);
+        serverOrder.value.update(old.id, newSpi.id);
-        _serverOrder.update(old.id, newSpi.id);
+        Stores.setting.serverOrder.put(serverOrder.value);
-        Stores.setting.serverOrder.put(_serverOrder);
+        serverOrder.notify();
       }
 
       // Only reconnect if neccessary
@@ -227,33 +235,32 @@ class ServerProvider extends ChangeNotifier {
         TryLimiter.reset(newSpi.id);
         refresh(spi: newSpi);
       }
-
+    }
-      // Only update if [spi.tags] changed
     _updateTags();
   }
+
+  static void _setServerState(VNode<Server> s, ServerConn ss) {
+    s.value.conn = ss;
+    s.notify();
   }
 
-  void _setServerState(Server s, ServerConn ss) {
+  static Future<void> _getData(Spi spi) async {
-    s.conn = ss;
-    notifyListeners();
-  }
-
-  Future<void> _getData(ServerPrivateInfo spi) async {
     final sid = spi.id;
-    final s = _servers[sid];
+    final s = servers[sid];
 
     if (s == null) return;
 
+    final sv = s.value;
     if (!TryLimiter.canTry(sid)) {
-      if (s.conn != ServerConn.failed) {
+      if (sv.conn != ServerConn.failed) {
         _setServerState(s, ServerConn.failed);
       }
       return;
     }
 
-    s.status.err = null;
+    sv.status.err = null;
 
-    if (s.needGenClient || (s.client?.isClosed ?? true)) {
+    if (sv.needGenClient || (sv.client?.isClosed ?? true)) {
       _setServerState(s, ServerConn.connecting);
 
       final wol = spi.wolCfg;
@@ -274,7 +281,7 @@ class ServerProvider extends ChangeNotifier {
 
       try {
         final time1 = DateTime.now();
-        s.client = await genClient(
+        sv.client = await genClient(
           spi,
           timeout: Duration(seconds: Stores.setting.timeout.fetch()),
           onKeyboardInteractive: (_) => KeybordInteractive.defaultHandle(spi),
@@ -288,7 +295,7 @@ class ServerProvider extends ChangeNotifier {
         }
       } catch (e) {
         TryLimiter.inc(sid);
-        s.status.err = SSHErr(type: SSHErrType.connect, message: e.toString());
+        sv.status.err = SSHErr(type: SSHErrType.connect, message: e.toString());
         _setServerState(s, ServerConn.failed);
 
         /// In order to keep privacy, print [spi.name] instead of [spi.id]
@@ -301,7 +308,7 @@ class ServerProvider extends ChangeNotifier {
       final scriptRaw = ShellFunc.allScript(spi.custom?.cmds).uint8List;
 
       try {
-        final (_, writeScriptResult) = await s.client!.exec(
+        final (_, writeScriptResult) = await sv.client!.exec(
           (session) async {
             session.stdin.add(scriptRaw);
             session.stdin.close();
@@ -315,14 +322,14 @@ class ServerProvider extends ChangeNotifier {
       } on SSHAuthAbortError catch (e) {
         TryLimiter.inc(sid);
         final err = SSHErr(type: SSHErrType.auth, message: e.toString());
-        s.status.err = err;
+        sv.status.err = err;
         Loggers.app.warning(err);
         _setServerState(s, ServerConn.failed);
         return;
       } on SSHAuthFailError catch (e) {
         TryLimiter.inc(sid);
         final err = SSHErr(type: SSHErrType.auth, message: e.toString());
-        s.status.err = err;
+        sv.status.err = err;
         Loggers.app.warning(err);
         _setServerState(s, ServerConn.failed);
         return;
@@ -330,18 +337,18 @@ class ServerProvider extends ChangeNotifier {
         // If max try times < 2 and can't write script, this will stop the status getting and etc.
         // TryLimiter.inc(sid);
         final err = SSHErr(type: SSHErrType.writeScript, message: e.toString());
-        s.status.err = err;
+        sv.status.err = err;
         Loggers.app.warning(err);
         _setServerState(s, ServerConn.failed);
       }
     }
 
-    if (s.conn == ServerConn.connecting) return;
+    if (sv.conn == ServerConn.connecting) return;
 
     /// Keep [finished] state, or the UI will be refreshed to [loading] state
     /// instead of the '$Temp | $Uptime'.
     /// eg: '32C | 7 days'
-    if (s.conn != ServerConn.finished) {
+    if (sv.conn != ServerConn.finished) {
       _setServerState(s, ServerConn.loading);
     }
 
@@ -349,17 +356,17 @@ class ServerProvider extends ChangeNotifier {
     String? raw;
 
     try {
-      raw = await s.client?.run(ShellFunc.status.exec(spi.id)).string;
+      raw = await sv.client?.run(ShellFunc.status.exec(spi.id)).string;
       segments = raw?.split(ShellFunc.seperator).map((e) => e.trim()).toList();
       if (raw == null || raw.isEmpty || segments == null || segments.isEmpty) {
         if (Stores.setting.keepStatusWhenErr.fetch()) {
           // Keep previous server status when err occurs
-          if (s.conn != ServerConn.failed && s.status.more.isNotEmpty) {
+          if (sv.conn != ServerConn.failed && sv.status.more.isNotEmpty) {
             return;
           }
         }
         TryLimiter.inc(sid);
-        s.status.err = SSHErr(
+        sv.status.err = SSHErr(
           type: SSHErrType.segements,
           message: 'Seperate segments failed, raw:\n$raw',
         );
@@ -368,7 +375,7 @@ class ServerProvider extends ChangeNotifier {
       }
     } catch (e) {
       TryLimiter.inc(sid);
-      s.status.err = SSHErr(type: SSHErrType.getStatus, message: e.toString());
+      sv.status.err = SSHErr(type: SSHErrType.getStatus, message: e.toString());
       _setServerState(s, ServerConn.failed);
       Loggers.app.warning('Get status from ${spi.name} failed', e);
       return;
@@ -379,36 +386,36 @@ class ServerProvider extends ChangeNotifier {
     if (!systemType.isSegmentsLenMatch(segments.length - customCmdLen)) {
       TryLimiter.inc(sid);
       if (raw.contains('Could not chdir to home directory /var/services/')) {
-        s.status.err = SSHErr(type: SSHErrType.chdir, message: raw);
+        sv.status.err = SSHErr(type: SSHErrType.chdir, message: raw);
         _setServerState(s, ServerConn.failed);
         return;
       }
       final expected = systemType.segmentsLen;
       final actual = segments.length;
-      s.status.err = SSHErr(
+      sv.status.err = SSHErr(
         type: SSHErrType.segements,
         message: 'Segments: expect $expected, got $actual, raw:\n\n$raw',
       );
       _setServerState(s, ServerConn.failed);
       return;
     }
-    s.status.system = systemType;
+    sv.status.system = systemType;
 
     try {
       final req = ServerStatusUpdateReq(
-        ss: s.status,
+        ss: sv.status,
         segments: segments,
         system: systemType,
         customCmds: spi.custom?.cmds ?? {},
       );
-      s.status = await Computer.shared.start(
+      sv.status = await Computer.shared.start(
         getStatus,
         req,
-        taskName: 'StatusUpdateReq<${s.id}>',
+        taskName: 'StatusUpdateReq<${sv.id}>',
       );
     } catch (e, trace) {
       TryLimiter.inc(sid);
-      s.status.err = SSHErr(
+      sv.status.err = SSHErr(
         type: SSHErrType.getStatus,
         message: 'Parse failed: $e\n\n$raw',
       );

lib/data/provider/sftp.dart

@@ -1,38 +1,42 @@
 import 'dart:async';
 
-import 'package:flutter/material.dart';
+import 'package:fl_lib/fl_lib.dart';
 import 'package:server_box/data/model/sftp/worker.dart';
+import 'package:server_box/data/provider/base.dart';
 
-class SftpProvider extends ChangeNotifier {
+class SftpProvider extends Provider {
-  final List<SftpReqStatus> _status = [];
+  const SftpProvider._();
-  List<SftpReqStatus> get status => _status;
+  static const instance = SftpProvider._();
 
-  SftpReqStatus? get(int id) {
+  static final status = <SftpReqStatus>[].vn;
-    return _status.singleWhere((element) => element.id == id);
+
+  static SftpReqStatus? get(int id) {
+    return status.value.singleWhere((element) => element.id == id);
   }
 
-  int add(SftpReq req, {Completer? completer}) {
+  static int add(SftpReq req, {Completer? completer}) {
-    final status = SftpReqStatus(
+    final reqStat = SftpReqStatus(
-      notifyListeners: notifyListeners,
+      notifyListeners: status.notify,
       completer: completer,
       req: req,
     );
-    _status.add(status);
+    status.value.add(reqStat);
-    return status.id;
+    status.notify();
+    return reqStat.id;
   }
 
-  @override
+  static void dispose() {
-  void dispose() {
+    for (final item in status.value) {
-    for (final item in _status) {
       item.dispose();
     }
-    super.dispose();
+    status.value.clear();
+    status.notify();
   }
 
-  void cancel(int id) {
+  static void cancel(int id) {
-    final idx = _status.indexWhere((element) => element.id == id);
+    final idx = status.value.indexWhere((e) => e.id == id);
-    _status[idx].dispose();
+    status.value[idx].dispose();
-    _status.removeAt(idx);
+    status.value.removeAt(idx);
-    notifyListeners();
+    status.notify();
   }
 }

lib/data/provider/snippet.dart

@@ -1,21 +1,22 @@
-import 'dart:convert';
-
 import 'package:fl_lib/fl_lib.dart';
-import 'package:flutter/material.dart';
 import 'package:server_box/data/model/server/snippet.dart';
+import 'package:server_box/data/provider/base.dart';
 import 'package:server_box/data/res/store.dart';
 
-class SnippetProvider extends ChangeNotifier {
+class SnippetProvider extends Provider {
-  late List<Snippet> _snippets;
+  const SnippetProvider._();
-  List<Snippet> get snippets => _snippets;
+  static const instance = SnippetProvider._();
 
-  final tags = ValueNotifier(<String>{});
+  static final snippets = <Snippet>[].vn;
+  static final tags = <String>{}.vn;
 
+  @override
   void load() {
-    _snippets = Stores.snippet.fetch();
+    super.load();
+    final snippets_ = Stores.snippet.fetch();
     final order = Stores.setting.snippetOrder.fetch();
     if (order.isNotEmpty) {
-      final surplus = _snippets.reorder(
+      final surplus = snippets_.reorder(
         order: order,
         finder: (n, name) => n.name == name,
       );
@@ -24,12 +25,13 @@ class SnippetProvider extends ChangeNotifier {
         Stores.setting.snippetOrder.put(order);
       }
     }
+    snippets.value = snippets_;
     _updateTags();
   }
 
-  void _updateTags() {
+  static void _updateTags() {
     final tags_ = <String>{};
-    for (final s in _snippets) {
+    for (final s in snippets.value) {
       final t = s.tags;
       if (t != null) {
         tags_.addAll(t);
@@ -38,31 +40,31 @@ class SnippetProvider extends ChangeNotifier {
     tags.value = tags_;
   }
 
-  void add(Snippet snippet) {
+  static void add(Snippet snippet) {
-    _snippets.add(snippet);
+    snippets.value.add(snippet);
+    snippets.notify();
     Stores.snippet.put(snippet);
     _updateTags();
-    notifyListeners();
   }
 
-  void del(Snippet snippet) {
+  static void del(Snippet snippet) {
-    _snippets.remove(snippet);
+    snippets.value.remove(snippet);
+    snippets.notify();
     Stores.snippet.delete(snippet);
     _updateTags();
-    notifyListeners();
   }
 
-  void update(Snippet old, Snippet newOne) {
+  static void update(Snippet old, Snippet newOne) {
+    snippets.value.remove(old);
+    snippets.value.add(newOne);
+    snippets.notify();
     Stores.snippet.delete(old);
     Stores.snippet.put(newOne);
-    _snippets.remove(old);
-    _snippets.add(newOne);
     _updateTags();
-    notifyListeners();
   }
 
-  void renameTag(String old, String newOne) {
+  static void renameTag(String old, String newOne) {
-    for (final s in _snippets) {
+    for (final s in snippets.value) {
       if (s.tags?.contains(old) ?? false) {
         s.tags?.remove(old);
         s.tags?.add(newOne);
@@ -70,8 +72,5 @@ class SnippetProvider extends ChangeNotifier {
       }
     }
     _updateTags();
-    notifyListeners();
   }
-
-  String get export => json.encode(snippets);
 }

lib/data/provider/systemd.dart

@@ -1,18 +1,18 @@
-import 'package:dartssh2/dartssh2.dart';
 import 'package:fl_lib/fl_lib.dart';
 import 'package:server_box/core/extension/ssh_client.dart';
 import 'package:server_box/data/model/app/shell_func.dart';
+import 'package:server_box/data/model/server/server.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/server/systemd.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
 
 final class SystemdProvider {
-  late final SSHClient _client;
+  late final VNode<Server> _si;
-  late final bool isRoot;
+  late final bool _isRoot;
 
-  SystemdProvider.init(ServerPrivateInfo spi) {
+  SystemdProvider.init(Spi spi) {
-    isRoot = spi.isRoot;
+    _isRoot = spi.isRoot;
-    _client = Pros.server.pick(spi: spi)!.client!;
+    _si = ServerProvider.pick(spi: spi)!;
     getUnits();
   }
 
@@ -23,7 +23,8 @@ final class SystemdProvider {
     isBusy.value = true;
 
     try {
-      final result = await _client.execForOutput(_getUnitsCmd);
+      final client = _si.value.client;
+      final result = await client!.execForOutput(_getUnitsCmd);
       final units = result.split('\n');
 
       final userUnits = <String>[];
@@ -63,7 +64,8 @@ for unit in ${unitNames_.join(' ')}; do
   echo -n "${ShellFunc.seperator}\n\$state"
 done
 ''';
-    final result = await _client.execForOutput(script);
+    final client = _si.value.client!;
+    final result = await client.execForOutput(script);
     final units = result.split(ShellFunc.seperator);
 
     final parsedUnits = <SystemdUnit>[];
@@ -141,7 +143,7 @@ get_type_files() {
     unit_type=\$1
     base_dir=""
 
-${isRoot ? """
+${_isRoot ? """
 get_files \$unit_type /etc/systemd/system
 get_files \$unit_type ~/.config/systemd/user""" : """
 get_files \$unit_type ~/.config/systemd/user"""}

lib/data/res/provider.dart

@@ -1,17 +0,0 @@
-import 'package:server_box/data/provider/private_key.dart';
-import 'package:server_box/data/provider/server.dart';
-import 'package:server_box/data/provider/sftp.dart';
-import 'package:server_box/data/provider/snippet.dart';
-
-abstract final class Pros {
-  static final key = PrivateKeyProvider();
-  static final server = ServerProvider();
-  static final sftp = SftpProvider();
-  static final snippet = SnippetProvider();
-
-  static void reload() {
-    key.load();
-    server.load();
-    snippet.load();
-  }
-}

lib/data/store/server.dart

@@ -5,17 +5,17 @@ import 'package:server_box/data/model/server/server_private_info.dart';
 class ServerStore extends PersistentStore {
   ServerStore() : super('server');
 
-  void put(ServerPrivateInfo info) {
+  void put(Spi info) {
     box.put(info.id, info);
     box.updateLastModified();
   }
 
-  List<ServerPrivateInfo> fetch() {
+  List<Spi> fetch() {
     final ids = box.keys;
-    final List<ServerPrivateInfo> ss = [];
+    final List<Spi> ss = [];
     for (final id in ids) {
       final s = box.get(id);
-      if (s != null && s is ServerPrivateInfo) {
+      if (s != null && s is Spi) {
         ss.add(s);
       }
     }
@@ -32,7 +32,7 @@ class ServerStore extends PersistentStore {
     box.updateLastModified();
   }
 
-  void update(ServerPrivateInfo old, ServerPrivateInfo newInfo) {
+  void update(Spi old, Spi newInfo) {
     if (!have(old)) {
       throw Exception('Old spi: $old not found');
     }
@@ -40,5 +40,5 @@ class ServerStore extends PersistentStore {
     put(newInfo);
   }
 
-  bool have(ServerPrivateInfo s) => box.get(s.id) != null;
+  bool have(Spi s) => box.get(s.id) != null;
 }

lib/main.dart

@@ -8,7 +8,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_displaymode/flutter_displaymode.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:logging/logging.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/app.dart';
 import 'package:server_box/core/utils/sync/icloud.dart';
 import 'package:server_box/core/utils/sync/webdav.dart';
@@ -21,25 +20,18 @@ import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/server/snippet.dart';
 import 'package:server_box/data/model/server/wol_cfg.dart';
 import 'package:server_box/data/model/ssh/virtual_key.dart';
+import 'package:server_box/data/provider/private_key.dart';
+import 'package:server_box/data/provider/server.dart';
+import 'package:server_box/data/provider/sftp.dart';
+import 'package:server_box/data/provider/snippet.dart';
 import 'package:server_box/data/res/build_data.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 
 Future<void> main() async {
   _runInZone(() async {
     await _initApp();
-    runApp(
+    runApp(const MyApp());
-      MultiProvider(
-        providers: [
-          ChangeNotifierProvider(create: (_) => Pros.server),
-          ChangeNotifierProvider(create: (_) => Pros.snippet),
-          ChangeNotifierProvider(create: (_) => Pros.key),
-          ChangeNotifierProvider(create: (_) => Pros.sftp),
-        ],
-        child: const MyApp(),
-      ),
-    );
   });
 }
 
@@ -84,7 +76,7 @@ Future<void> _initData() async {
   // Ordered by typeId
   Hive.registerAdapter(PrivateKeyInfoAdapter()); // 1
   Hive.registerAdapter(SnippetAdapter()); // 2
-  Hive.registerAdapter(ServerPrivateInfoAdapter()); // 3
+  Hive.registerAdapter(SpiAdapter()); // 3
   Hive.registerAdapter(VirtKeyAdapter()); // 4
   Hive.registerAdapter(NetViewTypeAdapter()); // 5
   Hive.registerAdapter(ServerFuncBtnAdapter()); // 6
@@ -94,8 +86,11 @@ Future<void> _initData() async {
   await PrefStore.init(); // Call this before accessing any store
   await Stores.init();
 
-  Pros.snippet.load();
+  // DO NOT change the order of these providers.
-  Pros.key.load();
+  PrivateKeyProvider.instance.load();
+  SnippetProvider.instance.load();
+  ServerProvider.instance.load();
+  SftpProvider.instance.load();
 
   if (Stores.setting.betaTest.fetch()) AppUpdate.chan = AppUpdateChan.beta;
 }

lib/view/page/backup.dart

@@ -10,8 +10,8 @@ import 'package:server_box/core/utils/sync/webdav.dart';
 import 'package:server_box/data/model/app/backup.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/server/snippet.dart';
+import 'package:server_box/data/provider/snippet.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:icons_plus/icons_plus.dart';
 
@@ -266,7 +266,7 @@ class BackupPage extends StatelessWidget {
           actions: Btn.ok(
             onTap: () {
               for (final snippet in snippets) {
-                Pros.snippet.add(snippet);
+                SnippetProvider.add(snippet);
               }
               context.pop();
               context.pop();
@@ -441,7 +441,7 @@ class BackupPage extends StatelessWidget {
   void _onBulkImportServers(BuildContext context) async {
     final data = await context.showImportDialog(
       title: l10n.server,
-      modelDef: ServerPrivateInfo.example.toJson(),
+      modelDef: Spix.example.toJson(),
     );
     if (data == null) return;
     final text = String.fromCharCodes(data);
@@ -450,7 +450,7 @@ class BackupPage extends StatelessWidget {
       final (spis, err) = await context.showLoadingDialog(
         fn: () => Computer.shared.start((val) {
           final list = json.decode(val) as List;
-          return list.map((e) => ServerPrivateInfo.fromJson(e)).toList();
+          return list.map((e) => Spi.fromJson(e)).toList();
         }, text.trim()),
       );
       if (err != null || spis == null) return;

lib/view/page/container.dart

@@ -17,7 +17,7 @@ import 'package:server_box/data/provider/container.dart';
 import 'package:server_box/view/widget/two_line_text.dart';
 
 class ContainerPage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   const ContainerPage({required this.spi, super.key});
 
   @override
@@ -27,7 +27,7 @@ class ContainerPage extends StatefulWidget {
 class _ContainerPageState extends State<ContainerPage> {
   final _textController = TextEditingController();
   late final _container = ContainerProvider(
-    client: widget.spi.server?.client,
+    client: widget.spi.server?.value.client,
     userName: widget.spi.user,
     hostId: widget.spi.id,
     context: context,

lib/view/page/home/home.dart

@@ -9,10 +9,10 @@ import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/app/tab.dart';
 import 'package:server_box/data/provider/app.dart';
+import 'package:server_box/data/provider/server.dart';
 import 'package:server_box/data/res/build_data.dart';
 import 'package:server_box/data/res/github_id.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:server_box/data/res/url.dart';
 import 'package:wakelock_plus/wakelock_plus.dart';
@@ -65,7 +65,7 @@ class _HomePageState extends State<HomePage>
   void dispose() {
     super.dispose();
     WidgetsBinding.instance.removeObserver(this);
-    Pros.server.closeServer();
+    ServerProvider.closeServer();
     _pageController.dispose();
     WakelockPlus.disable();
   }
@@ -78,8 +78,8 @@ class _HomePageState extends State<HomePage>
     switch (state) {
       case AppLifecycleState.resumed:
         if (_shouldAuth) _goAuth();
-        if (!Pros.server.isAutoRefreshOn) {
+        if (!ServerProvider.isAutoRefreshOn) {
-          Pros.server.startAutoRefresh();
+          ServerProvider.startAutoRefresh();
         }
         HomeWidgetMC.update();
         break;
@@ -93,7 +93,7 @@ class _HomePageState extends State<HomePage>
           // }
         } else {
           //Pros.server.setDisconnected();
-          Pros.server.stopAutoRefresh();
+          ServerProvider.stopAutoRefresh();
         }
         break;
       default:
@@ -120,7 +120,7 @@ class _HomePageState extends State<HomePage>
               icon: const Icon(Icons.refresh),
               tooltip: 'Refresh',
               onPressed: () async {
-                await Pros.server.refresh();
+                await ServerProvider.refresh();
               },
             );
           },
@@ -333,8 +333,7 @@ ${GithubIds.participants.map((e) => '[$e](${e.url})').join(' ')}
       );
     }
     HomeWidgetMC.update();
-    await Pros.server.load();
+    await ServerProvider.refresh();
-    await Pros.server.refresh();
   }
 
   // Future<void> _reqNotiPerm() async {

lib/view/page/home/wear.dart

@@ -1,102 +0,0 @@
-import 'dart:async';
-
-import 'package:fl_lib/fl_lib.dart';
-import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
-import 'package:server_box/data/model/server/server.dart';
-import 'package:server_box/data/provider/server.dart';
-import 'package:server_box/data/res/build_data.dart';
-import 'package:server_box/data/res/provider.dart';
-import 'package:server_box/data/res/store.dart';
-import 'package:server_box/data/res/url.dart';
-
-final class WearHome extends StatefulWidget {
-  const WearHome({super.key});
-
-  @override
-  State<WearHome> createState() => _WearHomeState();
-}
-
-final class _WearHomeState extends State<WearHome> with AfterLayoutMixin {
-  late final _pageCtrl =
-      PageController(initialPage: Pros.server.servers.isNotEmpty ? 1 : 0);
-
-  @override
-  Widget build(BuildContext context) {
-    return _buildBody();
-  }
-
-  Widget _buildBody() {
-    return Consumer<ServerProvider>(builder: (_, pro, __) {
-      if (pro.servers.isEmpty) {
-        return const Center(child: Text('No server'));
-      }
-      return PageView.builder(
-        controller: _pageCtrl,
-        itemCount: pro.servers.length + 1,
-        itemBuilder: (_, index) {
-          if (index == 0) return _buildInit();
-
-          final id = pro.serverOrder[index];
-          final server = Pros.server.pick(id: id);
-          if (server == null) return UIs.placeholder;
-          return _buildEachSever(server);
-        },
-      );
-    });
-  }
-
-  Widget _buildInit() {
-    return Center(
-      child: Column(
-        children: [
-          IconButton(onPressed: () {}, icon: const Icon(Icons.add)),
-          UIs.height7,
-          Text(libL10n.restore)
-        ],
-      ),
-    );
-  }
-
-  Widget _buildEachSever(Server srv) {
-    final mem = () {
-      final total = srv.status.mem.total;
-      final used = srv.status.mem.total - srv.status.mem.avail;
-      return '${used.bytes2Str} / ${total.bytes2Str}';
-    }();
-    final disk = () {
-      final total = srv.status.diskUsage?.size.kb2Str;
-      final used = srv.status.diskUsage?.used.kb2Str;
-      return '$used / $total';
-    }();
-    final net = '↓ ${srv.status.netSpeed.cachedRealVals.speedIn}'
-        '↑ ${srv.status.netSpeed.cachedRealVals.speedOut}';
-    return Padding(
-      padding: const EdgeInsets.all(7),
-      child: Column(
-        mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        children: [
-          Text(srv.spi.name, style: UIs.text15Bold),
-          UIs.height7,
-          KvRow(k: 'CPU', v: '${srv.status.cpu.usedPercent()}%'),
-          KvRow(k: 'Mem', v: mem),
-          KvRow(k: 'Disk', v: disk),
-          KvRow(k: 'Net', v: net)
-        ],
-      ),
-    );
-  }
-
-  @override
-  FutureOr<void> afterFirstLayout(BuildContext context) async {
-    if (Stores.setting.autoCheckAppUpdate.fetch()) {
-      AppUpdateIface.doUpdate(
-        build: BuildData.build,
-        url: Urls.updateCfg,
-        context: context,
-      );
-    }
-    await Pros.server.load();
-    await Pros.server.refresh();
-  }
-}

lib/view/page/iperf.dart

@@ -5,7 +5,7 @@ import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 
 class IPerfPage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   const IPerfPage({super.key, required this.spi});
 
   @override

lib/view/page/ping.dart

@@ -3,7 +3,7 @@ import 'dart:async';
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:server_box/core/extension/context/locale.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
 
 import 'package:server_box/data/model/server/ping_result.dart';
 
@@ -150,7 +150,7 @@ class _PingPageState extends State<PingPage>
       return;
     }
 
-    if (Pros.server.serverOrder.isEmpty) {
+    if (ServerProvider.serverOrder.value.isEmpty) {
       context.showSnackBar(l10n.pingNoServer);
       return;
     }
@@ -161,7 +161,8 @@ class _PingPageState extends State<PingPage>
       return;
     }
 
-    await Future.wait(Pros.server.servers.map((e) async {
+    await Future.wait(ServerProvider.servers.values.map((v) async {
+      final e = v.value;
       if (e.client == null) {
         return;
       }

lib/view/page/private_key/edit.dart

@@ -5,8 +5,8 @@ import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:server_box/core/extension/context/locale.dart';
+import 'package:server_box/data/provider/private_key.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 
 import 'package:server_box/core/utils/server.dart';
 import 'package:server_box/data/model/server/private_key_info.dart';
@@ -89,7 +89,7 @@ class _PrivateKeyEditPageState extends State<PrivateKeyEditPage> {
             )),
             actions: Btn.ok(
               onTap: () {
-                Pros.key.delete(widget.pki!);
+                PrivateKeyProvider.delete(widget.pki!);
                 context.pop();
                 context.pop();
               },
@@ -204,9 +204,9 @@ class _PrivateKeyEditPageState extends State<PrivateKeyEditPage> {
       final decrypted = await Computer.shared.start(decyptPem, [key, pwd]);
       final pki = PrivateKeyInfo(id: name, key: decrypted);
       if (widget.pki != null) {
-        Pros.key.update(widget.pki!, pki);
+        PrivateKeyProvider.update(widget.pki!, pki);
       } else {
-        Pros.key.add(pki);
+        PrivateKeyProvider.add(pki);
       }
     } catch (e) {
       context.showSnackBar(e.toString());

lib/view/page/private_key/list.dart

@@ -3,7 +3,6 @@ import 'dart:async';
 
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/res/store.dart';
 
@@ -35,16 +34,16 @@ class _PrivateKeyListState extends State<PrivateKeysListPage>
   }
 
   Widget _buildBody() {
-    return Consumer<PrivateKeyProvider>(
+    return PrivateKeyProvider.pkis.listenVal(
-      builder: (_, key, __) {
+      (pkis) {
-        if (key.pkis.isEmpty) {
+        if (pkis.isEmpty) {
           return Center(child: Text(libL10n.empty));
         }
         return ListView.builder(
           padding: const EdgeInsets.all(13),
-          itemCount: key.pkis.length,
+          itemCount: pkis.length,
           itemBuilder: (context, idx) {
-            final item = key.pkis[idx];
+            final item = pkis[idx];
             return CardX(
               child: ListTile(
                 leading: Text(

lib/view/page/process.dart

@@ -12,7 +12,7 @@ import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/view/widget/two_line_text.dart';
 
 class ProcessPage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   const ProcessPage({super.key, required this.spi});
 
   @override
@@ -37,7 +37,7 @@ class _ProcessPageState extends State<ProcessPage> {
   @override
   void initState() {
     super.initState();
-    _client = widget.spi.server?.client;
+    _client = widget.spi.server?.value.client;
     final duration =
         Duration(seconds: Stores.setting.serverStatusUpdateInterval.fetch());
     _timer = Timer.periodic(duration, (_) => _refresh());

lib/view/page/pve.dart

@@ -11,7 +11,7 @@ import 'package:server_box/view/widget/percent_circle.dart';
 import 'package:server_box/view/widget/two_line_text.dart';
 
 final class PvePage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
 
   const PvePage({
     super.key,

lib/view/page/server/detail/view.dart

@@ -4,7 +4,6 @@ import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:icons_plus/icons_plus.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/model/app/server_detail_card.dart';
 import 'package:server_box/data/model/app/shell_func.dart';
@@ -22,14 +21,13 @@ import 'package:server_box/view/widget/server_func_btns.dart';
 
 import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/server/server.dart';
-import 'package:server_box/data/provider/server.dart';
 
 part 'misc.dart';
 
 class ServerDetailPage extends StatefulWidget {
   const ServerDetailPage({super.key, required this.spi});
 
-  final ServerPrivateInfo spi;
+  final Spi spi;
 
   @override
   State<ServerDetailPage> createState() => _ServerDetailPageState();
@@ -79,7 +77,6 @@ class _ServerDetailPageState extends State<ServerDetailPage>
 
   @override
   Widget build(BuildContext context) {
-    return Consumer<ServerProvider>(builder: (_, provider, __) {
     final s = widget.spi.server;
     if (s == null) {
       return Scaffold(
@@ -87,8 +84,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
         body: Center(child: Text(libL10n.empty)),
       );
     }
-      return _buildMainPage(s);
+    return s.listenVal(_buildMainPage);
-    });
   }
 
   Widget _buildMainPage(Server si) {
@@ -96,12 +92,12 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     final logo = _buildLogo(si);
     final children = [
       logo,
-      if (buildFuncs) ServerFuncBtns(spi: widget.spi),
+      if (buildFuncs) ServerFuncBtns(spi: si.spi),
     ];
     for (final card in _cardsOrder) {
       final buildFunc = _cardBuildMap[card];
       if (buildFunc != null) {
-        children.add(buildFunc(si.status));
+        children.add(buildFunc(si));
       }
     }
     return Scaffold(
@@ -122,8 +118,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
       title: Text(si.spi.name),
       actions: [
         ShareBtn(
-          data: widget.spi.toJsonString(),
+          data: si.spi.toJsonString(),
-          tip: widget.spi.name,
+          tip: si.spi.name,
           tip2: '${libL10n.share} ${l10n.server} ~ ServerBox',
         ),
         IconButton(
@@ -160,7 +156,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildAbout(ServerStatus ss) {
+  Widget _buildAbout(Server si) {
+    final ss = si.status;
     return CardX(
       child: ExpandTile(
         leading: const Icon(MingCute.information_fill, size: 20),
@@ -188,7 +185,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildCPUView(ServerStatus ss) {
+  Widget _buildCPUView(Server si) {
+    final ss = si.status;
     final percent = ss.cpu.usedPercent(coreIdx: 0).toInt();
     final details = [
       _buildDetailPercent(ss.cpu.user, 'user'),
@@ -352,7 +350,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildMemView(ServerStatus ss) {
+  Widget _buildMemView(Server si) {
+    final ss = si.status;
     final free = ss.mem.free / ss.mem.total * 100;
     final avail = ss.mem.availPercent * 100;
     final used = ss.mem.usedPercent * 100;
@@ -399,7 +398,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildSwapView(ServerStatus ss) {
+  Widget _buildSwapView(Server si) {
+    final ss = si.status;
     if (ss.swap.total == 0) return UIs.placeholder;
     final used = ss.swap.usedPercent * 100;
     final cached = ss.swap.cached / ss.swap.total * 100;
@@ -434,7 +434,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildGpuView(ServerStatus ss) {
+  Widget _buildGpuView(Server si) {
+    final ss = si.status;
     if (ss.nvidia == null || ss.nvidia?.isEmpty == true) return UIs.placeholder;
     final children = ss.nvidia?.map((e) => _buildGpuItem(e)).toList() ?? [];
     return CardX(
@@ -544,7 +545,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildDiskView(ServerStatus ss) {
+  Widget _buildDiskView(Server si) {
+    final ss = si.status;
     final children = List.generate(
         ss.disk.length, (idx) => _buildDiskItem(ss.disk[idx], ss));
     return CardX(
@@ -608,7 +610,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildNetView(ServerStatus ss) {
+  Widget _buildNetView(Server si) {
+    final ss = si.status;
     final ns = ss.netSpeed;
     final children = <Widget>[];
     final devices = ns.devices;
@@ -691,14 +694,15 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildTemperature(ServerStatus ss) {
+  Widget _buildTemperature(Server si) {
+    final ss = si.status;
     if (ss.temps.isEmpty) {
       return UIs.placeholder;
     }
     return CardX(
       child: ExpandTile(
         title: Text(l10n.temperature),
-        leading: const Icon(Icons.ac_unit, size: 17),
+        leading: const Icon(Icons.ac_unit, size: 20),
         initiallyExpanded: _getInitExpand(ss.temps.devices.length),
         childrenPadding: const EdgeInsets.only(bottom: 7),
         children: ss.temps.devices
@@ -726,7 +730,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildBatteries(ServerStatus ss) {
+  Widget _buildBatteries(Server si) {
+    final ss = si.status;
     if (ss.batteries.isEmpty) {
       return UIs.placeholder;
     }
@@ -767,7 +772,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildSensors(ServerStatus ss) {
+  Widget _buildSensors(Server si) {
+    final ss = si.status;
     if (ss.sensors.isEmpty) return UIs.placeholder;
     return CardX(
       child: ExpandTile(
@@ -830,20 +836,21 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     );
   }
 
-  Widget _buildPve(_) {
+  Widget _buildPve(Server si) {
-    final addr = widget.spi.custom?.pveAddr;
+    final addr = si.spi.custom?.pveAddr;
-    if (addr == null) return UIs.placeholder;
+    if (addr == null || addr.isEmpty) return UIs.placeholder;
     return CardX(
       child: ListTile(
         title: const Text('PVE'),
         leading: const Icon(FontAwesome.server_solid, size: 17),
         trailing: const Icon(Icons.chevron_right),
-        onTap: () => AppRoutes.pve(spi: widget.spi).go(context),
+        onTap: () => AppRoutes.pve(spi: si.spi).go(context),
       ),
     );
   }
 
-  Widget _buildCustom(ServerStatus ss) {
+  Widget _buildCustom(Server si) {
+    final ss = si.status;
     if (ss.customCmds.isEmpty) return UIs.placeholder;
     return CardX(
       child: ExpandTile(

lib/view/page/server/edit.dart

@@ -3,11 +3,10 @@ import 'dart:convert';
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:icons_plus/icons_plus.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/model/server/custom.dart';
 import 'package:server_box/data/model/server/wol_cfg.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
 
 import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
@@ -16,7 +15,7 @@ import 'package:server_box/data/provider/private_key.dart';
 class ServerEditPage extends StatefulWidget {
   const ServerEditPage({super.key, this.spi});
 
-  final ServerPrivateInfo? spi;
+  final Spi? spi;
 
   @override
   State<ServerEditPage> createState() => _ServerEditPageState();
@@ -148,7 +147,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
         hint: 'root',
         suggestion: false,
       ),
-      TagTile(tags: _tags, allTags: Pros.server.tags.value).cardx,
+      TagTile(tags: _tags, allTags: ServerProvider.tags.value).cardx,
       ListTile(
         title: Text(l10n.autoConnect),
         trailing: ListenableBuilder(
@@ -219,10 +218,10 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
 
   Widget _buildKeyAuth() {
     const padding = EdgeInsets.only(left: 23, right: 13);
-    return Consumer<PrivateKeyProvider>(
+    return PrivateKeyProvider.pkis.listenVal(
-      builder: (_, key, __) {
+      (pkis) {
-        final tiles = List<Widget>.generate(key.pkis.length, (index) {
+        final tiles = List<Widget>.generate(pkis.length, (index) {
-          final e = key.pkis[index];
+          final e = pkis[index];
           return ListTile(
             contentPadding: padding,
             leading: Text(
@@ -289,7 +288,6 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     return ExpandTile(
       title: Text(l10n.more),
       children: [
-        UIs.height7,
         Input(
           controller: _logoUrlCtrl,
           type: TextInputType.url,
@@ -300,13 +298,9 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
         ),
         _buildAltUrl(),
         _buildEnvs(),
-        UIs.height7,
         ..._buildPVEs(),
-        UIs.height7,
         ..._buildCustomCmds(),
-        UIs.height7,
+        CenterGreyTitle(l10n.temperature),
-        Text(l10n.temperature, style: UIs.text13Grey),
-        UIs.height7,
         Input(
           controller: _preferTempDevCtrl,
           type: TextInputType.text,
@@ -336,27 +330,15 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
   List<Widget> _buildPVEs() {
     const addr = 'https://127.0.0.1:8006';
     return [
-      const Text('PVE', style: UIs.text13Grey),
+      const CenterGreyTitle('PVE'),
-      UIs.height7,
+      Input(
-      Autocomplete<String>(
+        controller: _pveAddrCtrl,
-        optionsBuilder: (val) {
-          final v = val.text;
-          if (v.startsWith(addr.substring(0, v.length))) {
-            return [addr];
-          }
-          return [];
-        },
-        onSelected: (val) => _pveAddrCtrl.text = val,
-        fieldViewBuilder: (_, ctrl, node, __) => Input(
-          controller: ctrl,
         type: TextInputType.url,
         icon: MingCute.web_line,
-          node: node,
         label: 'URL',
         hint: addr,
         suggestion: false,
       ),
-      ),
       ListTile(
         leading: const Icon(MingCute.certificate_line),
         title: Text('PVE ${l10n.ignoreCert}'),
@@ -376,8 +358,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
 
   List<Widget> _buildCustomCmds() {
     return [
-      Text(l10n.customCmd, style: UIs.text13Grey),
+      CenterGreyTitle(l10n.customCmd),
-      UIs.height7,
       _customCmds.listenVal(
         (vals) {
           return ListTile(
@@ -455,9 +436,10 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     return ListenableBuilder(
       listenable: _jumpServer,
       builder: (_, __) {
-        final children = Pros.server.servers
+        final children = ServerProvider.servers.values
-            .where((element) => element.spi.jumpId == null)
+            .map((e) => e.value)
-            .where((element) => element.spi.id != widget.spi?.id)
+            .where((e) => e.spi.jumpId == null)
+            .where((e) => e.spi.id != widget.spi?.id)
             .map(
               (e) => ListTile(
                 title: Text(e.spi.name),
@@ -552,7 +534,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
       }
     }
 
-    final spi = ServerPrivateInfo(
+    final spi = Spi(
       name: _nameController.text.isEmpty
           ? _ipController.text
           : _nameController.text,
@@ -561,7 +543,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
       user: _usernameController.text,
       pwd: _passwordController.text.selfIfNotNullEmpty,
       keyId: _keyIdx.value != null
-          ? Pros.key.pkis.elementAt(_keyIdx.value!).id
+          ? PrivateKeyProvider.pkis.value.elementAt(_keyIdx.value!).id
           : null,
       tags: _tags.value.isEmpty ? null : _tags.value.toList(),
       alterUrl: _altUrlController.text.selfIfNotNullEmpty,
@@ -573,9 +555,9 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     );
 
     if (widget.spi == null) {
-      Pros.server.addServer(spi);
+      ServerProvider.addServer(spi);
     } else {
-      Pros.server.updateServer(widget.spi!, spi);
+      ServerProvider.updateServer(widget.spi!, spi);
     }
 
     context.pop();
@@ -589,7 +571,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     }
   }
 
-  void _initWithSpi(ServerPrivateInfo spi) {
+  void _initWithSpi(Spi spi) {
     _nameController.text = spi.name;
     _ipController.text = spi.ip;
     _portController.text = spi.port.toString();
@@ -597,7 +579,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     if (spi.keyId == null) {
       _passwordController.text = spi.pwd ?? '';
     } else {
-      _keyIdx.value = Pros.key.pkis.indexWhere(
+      _keyIdx.value = PrivateKeyProvider.pkis.value.indexWhere(
         (e) => e.id == widget.spi!.keyId,
       );
     }
@@ -656,7 +638,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
         final code = codes?.firstOrNull?.rawValue;
         if (code == null) return;
         try {
-          final spi = ServerPrivateInfo.fromJson(json.decode(code));
+          final spi = Spi.fromJson(json.decode(code));
           _initWithSpi(spi);
         } catch (e, s) {
           context.showErrDialog(e, s);
@@ -680,7 +662,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
           actions: Btn.ok(
             onTap: () async {
               context.pop();
-              Pros.server.delServer(widget.spi!.id);
+              ServerProvider.delServer(widget.spi!.id);
               context.pop(true);
             },
             red: true,

lib/view/page/server/tab.dart

@@ -4,12 +4,10 @@ import 'dart:math' as math;
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:icons_plus/icons_plus.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/core/extension/ssh_client.dart';
 import 'package:server_box/data/model/app/shell_func.dart';
 import 'package:server_box/data/model/server/try_limiter.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:server_box/view/widget/percent_circle.dart';
 
@@ -86,7 +84,7 @@ class _ServerPageState extends State<ServerPage>
 
   Widget _buildPortrait() {
     return Scaffold(
-      appBar: _buildTagsSwitcher(Pros.server),
+      appBar: _buildTagsSwitcher(),
       body: GestureDetector(
         behavior: HitTestBehavior.opaque,
         onTap: () => _autoHideKey.currentState?.show(),
@@ -138,20 +136,21 @@ class _ServerPageState extends State<ServerPage>
   }
 
   Widget _buildLandscapeBody() {
-    return Consumer<ServerProvider>(builder: (_, pro, __) {
+    return ServerProvider.serverOrder.listenVal((order) {
-      if (pro.serverOrder.isEmpty) {
+      if (order.isEmpty) {
         return Center(
           child: Text(libL10n.empty, textAlign: TextAlign.center),
         );
       }
 
       return PageView.builder(
-        itemCount: pro.serverOrder.length,
+        itemCount: order.length,
         itemBuilder: (_, idx) {
-          final id = pro.serverOrder[idx];
+          final id = order[idx];
-          final srv = pro.pick(id: id);
+          final srv = ServerProvider.pick(id: id);
           if (srv == null) return UIs.placeholder;
 
+          return srv.listenVal((srv) {
             final title = _buildServerCardTitle(srv);
             final List<Widget> children = [
               title,
@@ -174,38 +173,37 @@ class _ServerPageState extends State<ServerPage>
                 },
               ),
             );
+          });
         },
       );
     });
   }
 
   Widget _buildBody() {
-    final child = Consumer<ServerProvider>(
+    return ServerProvider.serverOrder.listenVal(
-      builder: (_, pro, __) {
+      (order) {
-        if (!pro.tags.value.contains(_tag)) {
+        if (!ServerProvider.tags.value.contains(_tag)) {
           _tag = null;
         }
-        if (pro.serverOrder.isEmpty) {
+        if (order.isEmpty) {
           return Center(
             child: Text(libL10n.empty, textAlign: TextAlign.center),
           );
         }
 
-        final filtered = _filterServers(pro);
+        final filtered = _filterServers(order);
         if (_useDoubleColumn &&
             Stores.setting.doubleColumnServersPage.fetch()) {
-          return _buildBodyMedium(pro: pro, filtered: filtered);
+          return _buildBodyMedium(filtered);
         }
-        return _buildBodySmall(pro: pro, filtered: filtered);
+        return _buildBodySmall(filtered: filtered);
       },
     );
-
-    return child;
   }
 
-  TagSwitcher _buildTagsSwitcher(ServerProvider provider) {
+  TagSwitcher _buildTagsSwitcher() {
     return TagSwitcher(
-      tags: provider.tags,
+      tags: ServerProvider.tags,
       width: _media.size.width,
       onTagChanged: (p0) => setState(() {
         _tag = p0;
@@ -215,7 +213,6 @@ class _ServerPageState extends State<ServerPage>
   }
 
   Widget _buildBodySmall({
-    required ServerProvider pro,
     required List<String> filtered,
     EdgeInsets? padding = const EdgeInsets.fromLTRB(7, 0, 7, 7),
   }) {
@@ -227,15 +224,14 @@ class _ServerPageState extends State<ServerPage>
       itemBuilder: (_, index) {
         // Issue #130
         if (index == count - 1) return UIs.height77;
-        return _buildEachServerCard(pro.pick(id: filtered[index]));
+        final vnode = ServerProvider.pick(id: filtered[index]);
+        if (vnode == null) return UIs.placeholder;
+        return vnode.listenVal(_buildEachServerCard);
       },
     );
   }
 
-  Widget _buildBodyMedium({
+  Widget _buildBodyMedium(List<String> filtered) {
-    required ServerProvider pro,
-    required List<String> filtered,
-  }) {
     final mid = (filtered.length / 2).ceil();
     final filteredLeft = filtered.sublist(0, mid);
     final filteredRight = filtered.sublist(mid);
@@ -243,14 +239,12 @@ class _ServerPageState extends State<ServerPage>
       children: [
         Expanded(
           child: _buildBodySmall(
-            pro: pro,
             filtered: filteredLeft,
             padding: const EdgeInsets.only(left: 7),
           ),
         ),
         Expanded(
           child: _buildBodySmall(
-            pro: pro,
             filtered: filteredRight,
             padding: const EdgeInsets.only(right: 7),
           ),
@@ -416,7 +410,7 @@ class _ServerPageState extends State<ServerPage>
     ];
   }
 
-  List<Widget> _buildNormalCard(ServerStatus ss, ServerPrivateInfo spi) {
+  List<Widget> _buildNormalCard(ServerStatus ss, Spi spi) {
     return [
       UIs.height13,
       Row(
@@ -491,7 +485,7 @@ class _ServerPageState extends State<ServerPage>
           ),
           () {
             TryLimiter.reset(s.spi.id);
-            Pros.server.refresh(spi: s.spi);
+            ServerProvider.refresh(spi: s.spi);
           },
         ),
       ServerConn.disconnected => (
@@ -500,7 +494,7 @@ class _ServerPageState extends State<ServerPage>
             size: 19,
             color: Colors.grey,
           ),
-          () => Pros.server.refresh(spi: s.spi)
+          () => ServerProvider.refresh(spi: s.spi)
         ),
       ServerConn.finished => (
           const Icon(
@@ -508,7 +502,7 @@ class _ServerPageState extends State<ServerPage>
             size: 17,
             color: Colors.grey,
           ),
-          () => Pros.server.closeServer(id: s.spi.id),
+          () => ServerProvider.closeServer(id: s.spi.id),
         ),
       _ when Stores.setting.serverTabUseOldUI.fetch() => (
           ServerFuncBtnsTopRight(spi: s.spi),
@@ -653,14 +647,14 @@ ${ss.err?.message ?? 'null'}
 
   @override
   Future<void> afterFirstLayout(BuildContext context) async {
-    await Pros.server.load();
+    ServerProvider.refresh();
-    Pros.server.startAutoRefresh();
+    ServerProvider.startAutoRefresh();
   }
 
-  List<String> _filterServers(ServerProvider pro) => pro.serverOrder
+  List<String> _filterServers(List<String> order) => order
-      .where((e) => pro.serverOrder.contains(e))
       .where((e) =>
-          _tag == null || (pro.pick(id: e)?.spi.tags?.contains(_tag) ?? false))
+          _tag == null ||
+          (ServerProvider.pick(id: e)?.value.spi.tags?.contains(_tag) ?? false))
       .toList();
 
   static const _kCardHeightMin = 23.0;
@@ -747,7 +741,7 @@ class _CardStatus {
 }
 
 extension _ServerX on Server {
-  String? getTopRightStr(ServerPrivateInfo spi) {
+  String? getTopRightStr(Spi spi) {
     switch (conn) {
       case ServerConn.disconnected:
         return null;

lib/view/page/setting/seq/srv_seq.dart

@@ -2,7 +2,7 @@ import 'dart:ui';
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
 import 'package:server_box/core/extension/context/locale.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
 import 'package:server_box/data/res/store.dart';
 
 class ServerOrderPage extends StatefulWidget {
@@ -45,24 +45,28 @@ class _ServerOrderPageState extends State<ServerOrderPage> {
   }
 
   Widget _buildBody() {
-    if (Pros.server.serverOrder.isEmpty) {
+    final orderNode = ServerProvider.serverOrder;
+    return orderNode.listenVal((order) {
+      if (order.isEmpty) {
         return Center(child: Text(libL10n.empty));
       }
       return ReorderableListView.builder(
         footer: const SizedBox(height: 77),
         onReorder: (oldIndex, newIndex) => setState(() {
-        Pros.server.serverOrder.move(
+          orderNode.value.move(
             oldIndex,
             newIndex,
             property: Stores.setting.serverOrder,
           );
+          orderNode.notify();
         }),
         padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 3),
         buildDefaultDragHandles: false,
         itemBuilder: (_, idx) => _buildItem(idx),
-      itemCount: Pros.server.serverOrder.length,
+        itemCount: order.length,
         proxyDecorator: _proxyDecorator,
       );
+    });
   }
 
   Widget _buildItem(int index) {
@@ -74,8 +78,8 @@ class _ServerOrderPageState extends State<ServerOrderPage> {
   }
 
   Widget _buildCardTile(int index) {
-    final id = Pros.server.serverOrder[index];
+    final id = ServerProvider.serverOrder.value[index];
-    final spi = Pros.server.pick(id: id)?.spi;
+    final spi = ServerProvider.pick(id: id)?.value.spi;
     if (spi == null) {
       return const SizedBox();
     }

lib/view/page/snippet/edit.dart

@@ -3,7 +3,8 @@ import 'package:flutter/material.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/model/server/snippet.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
+import 'package:server_box/data/provider/snippet.dart';
 
 class SnippetEditPage extends StatefulWidget {
   const SnippetEditPage({super.key, this.snippet});
@@ -55,7 +56,7 @@ class _SnippetEditPageState extends State<SnippetEditPage>
             )),
             actions: Btn.ok(
               onTap: () {
-                Pros.snippet.del(widget.snippet!);
+                SnippetProvider.del(widget.snippet!);
                 context.pop();
                 context.pop();
               },
@@ -89,9 +90,9 @@ class _SnippetEditPageState extends State<SnippetEditPage>
           autoRunOn: _autoRunOn.value.isEmpty ? null : _autoRunOn.value,
         );
         if (widget.snippet != null) {
-          Pros.snippet.update(widget.snippet!, snippet);
+          SnippetProvider.update(widget.snippet!, snippet);
         } else {
-          Pros.snippet.add(snippet);
+          SnippetProvider.add(snippet);
         }
         context.pop();
       },
@@ -120,7 +121,7 @@ class _SnippetEditPageState extends State<SnippetEditPage>
           icon: Icons.note,
           suggestion: true,
         ),
-        TagTile(tags: _tags, allTags: Pros.snippet.tags.value).cardx,
+        TagTile(tags: _tags, allTags: SnippetProvider.tags.value).cardx,
         Input(
           controller: _scriptController,
           node: _scriptNode,
@@ -145,7 +146,7 @@ class _SnippetEditPageState extends State<SnippetEditPage>
           final subtitle = vals.isEmpty
               ? null
               : vals
-                  .map((e) => Pros.server.pick(id: e)?.spi.name ?? e)
+                  .map((e) => ServerProvider.pick(id: e)?.value.spi.name ?? e)
                   .join(', ');
           return ListTile(
             leading: const Padding(
@@ -163,11 +164,12 @@ class _SnippetEditPageState extends State<SnippetEditPage>
                     overflow: TextOverflow.ellipsis,
                   ),
             onTap: () async {
-              vals.removeWhere((e) => !Pros.server.serverOrder.contains(e));
+              vals.removeWhere(
+                  (e) => !ServerProvider.serverOrder.value.contains(e));
               final serverIds = await context.showPickDialog(
                 title: l10n.autoRun,
-                items: Pros.server.serverOrder,
+                items: ServerProvider.serverOrder.value,
-                name: (e) => Pros.server.pick(id: e)?.spi.name ?? e,
+                name: (e) => ServerProvider.pick(id: e)?.value.spi.name ?? e,
                 initial: vals,
                 clearable: true,
               );

lib/view/page/snippet/list.dart

@@ -1,6 +1,5 @@
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/data/res/store.dart';
 
 import 'package:server_box/data/model/server/snippet.dart';
@@ -38,13 +37,13 @@ class _SnippetListPageState extends State<SnippetListPage> {
   }
 
   Widget _buildBody() {
-    return Consumer<SnippetProvider>(
+    return SnippetProvider.snippets.listenVal(
-      builder: (_, provider, __) {
+      (snippets) {
-        if (provider.snippets.isEmpty) {
+        if (snippets.isEmpty) {
           return Center(child: Text(libL10n.empty));
         }
 
-        final filtered = provider.snippets
+        final filtered = snippets
             .where((e) => _tag == null || (e.tags?.contains(_tag) ?? false))
             .toList();
 
@@ -52,7 +51,7 @@ class _SnippetListPageState extends State<SnippetListPage> {
           padding: const EdgeInsets.symmetric(horizontal: 11),
           itemCount: filtered.length,
           onReorder: (oldIdx, newIdx) => setState(() {
-            provider.snippets.moveByItem(
+            snippets.moveByItem(
               oldIdx,
               newIdx,
               filtered: filtered,
@@ -62,7 +61,7 @@ class _SnippetListPageState extends State<SnippetListPage> {
             );
           }),
           header: TagSwitcher(
-            tags: provider.tags,
+            tags: SnippetProvider.tags,
             onTagChanged: (tag) => setState(() => _tag = tag),
             initTag: _tag,
             width: _media.size.width,

lib/view/page/ssh/page.dart

@@ -11,8 +11,8 @@ import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/core/utils/ssh_auth.dart';
 import 'package:server_box/core/utils/server.dart';
 import 'package:server_box/data/model/server/snippet.dart';
+import 'package:server_box/data/provider/snippet.dart';
 import 'package:server_box/data/provider/virtual_keyboard.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:wakelock_plus/wakelock_plus.dart';
 import 'package:xterm/core.dart';
@@ -26,7 +26,7 @@ import 'package:server_box/data/res/terminal.dart';
 const _echoPWD = 'echo \$PWD';
 
 class SSHPage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   final String? initCmd;
   final Snippet? initSnippet;
   final bool notFromTab;
@@ -68,7 +68,7 @@ class SSHPageState extends State<SSHPage>
 
   bool _isDark = false;
   Timer? _virtKeyLongPressTimer;
-  late SSHClient? _client = widget.spi.server?.client;
+  late SSHClient? _client = widget.spi.server?.value.client;
   Timer? _discontinuityTimer;
 
   @override
@@ -298,10 +298,10 @@ class SSHPageState extends State<SSHPage>
       case VirtualKeyFunc.snippet:
         final snippets = await context.showPickWithTagDialog<Snippet>(
           title: l10n.snippet,
-          tags: Pros.snippet.tags,
+          tags: SnippetProvider.tags,
           itemsBuilder: (e) {
-            if (e == null) return Pros.snippet.snippets;
+            if (e == null) return SnippetProvider.snippets.value;
-            return Pros.snippet.snippets
+            return SnippetProvider.snippets.value
                 .where((element) => element.tags?.contains(e) ?? false)
                 .toList();
           },
@@ -417,7 +417,7 @@ class SSHPageState extends State<SSHPage>
 
     _initService();
 
-    for (final snippet in Pros.snippet.snippets) {
+    for (final snippet in SnippetProvider.snippets.value) {
       if (snippet.autoRunOn?.contains(widget.spi.id) == true) {
         snippet.runInTerm(_terminal, widget.spi);
       }

lib/view/page/ssh/tab.dart

@@ -2,12 +2,10 @@ import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:icons_plus/icons_plus.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/provider/server.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/view/page/ssh/page.dart';
 
 class SSHTabPage extends StatefulWidget {
@@ -86,8 +84,8 @@ class _SSHTabPageState extends State<SSHTabPage>
   Widget _buildAddPage() {
     return Center(
       key: const Key('sshTabAddServer'),
-      child: Consumer<ServerProvider>(builder: (_, pro, __) {
+      child: ServerProvider.serverOrder.listenVal((order) {
-        if (pro.serverOrder.isEmpty) {
+        if (order.isEmpty) {
           return Center(
             child: Text(libL10n.empty, textAlign: TextAlign.center),
           );
@@ -98,7 +96,7 @@ class _SSHTabPageState extends State<SSHTabPage>
           padding: const EdgeInsets.all(7),
           cacheExtent: 50,
           itemBuilder: (context, idx) {
-            final spi = Pros.server.pick(id: pro.serverOrder[idx])?.spi;
+            final spi = ServerProvider.pick(id: order[idx])?.value.spi;
             if (spi == null) return UIs.placeholder;
             return CardX(
               child: InkWell(
@@ -117,7 +115,7 @@ class _SSHTabPageState extends State<SSHTabPage>
               ),
             );
           },
-          itemCount: pro.servers.length,
+          itemCount: ServerProvider.servers.length,
           gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
             crossAxisCount: 2,
             childAspectRatio: 3 * (ratio / (9 / 16)),
@@ -147,7 +145,7 @@ class _SSHTabPageState extends State<SSHTabPage>
     );
   }
 
-  void _onTapInitCard(ServerPrivateInfo spi) async {
+  void _onTapInitCard(Spi spi) async {
     final name = () {
       final reg = RegExp('${spi.name}\\((\\d+)\\)');
       final idxs = _tabMap.keys

lib/view/page/storage/local.dart

@@ -5,8 +5,9 @@ import 'package:flutter/material.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/sftp/worker.dart';
+import 'package:server_box/data/provider/server.dart';
+import 'package:server_box/data/provider/sftp.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/view/widget/omit_start_text.dart';
 
 import 'package:server_box/core/route.dart';
@@ -282,10 +283,10 @@ class _LocalStoragePageState extends State<LocalStoragePage> {
             onTap: () async {
               context.pop();
 
-              final spi = await context.showPickSingleDialog<ServerPrivateInfo>(
+              final spi = await context.showPickSingleDialog<Spi>(
                 title: libL10n.select,
-                items: Pros.server.serverOrder
+                items: ServerProvider.serverOrder.value
-                    .map((e) => Pros.server.pick(id: e)?.spi)
+                    .map((e) => ServerProvider.pick(id: e)?.value.spi)
                     .toList(),
                 name: (e) => e.name,
               );
@@ -299,7 +300,7 @@ class _LocalStoragePageState extends State<LocalStoragePage> {
                 return;
               }
 
-              Pros.sftp.add(SftpReq(
+              SftpProvider.add(SftpReq(
                 spi,
                 '$remotePath/$fileName',
                 file.absolute.path,

lib/view/page/storage/sftp.dart

@@ -11,8 +11,8 @@ import 'package:server_box/core/utils/comparator.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 import 'package:server_box/data/model/sftp/browser_status.dart';
 import 'package:server_box/data/model/sftp/worker.dart';
+import 'package:server_box/data/provider/sftp.dart';
 import 'package:server_box/data/res/misc.dart';
-import 'package:server_box/data/res/provider.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:server_box/view/widget/omit_start_text.dart';
 import 'package:server_box/view/widget/two_line_text.dart';
@@ -21,7 +21,7 @@ import 'package:server_box/view/widget/unix_perm.dart';
 import 'package:icons_plus/icons_plus.dart';
 
 class SftpPage extends StatefulWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
   final String? initPath;
   final bool isSelect;
 
@@ -38,7 +38,7 @@ class SftpPage extends StatefulWidget {
 
 class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
   late final _status = SftpBrowserStatus(_client);
-  late final _client = widget.spi.server!.client!;
+  late final _client = widget.spi.server!.value.client!;
   final _sortOption = _SortOption().vn;
 
   @override
@@ -303,7 +303,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
       localPath,
       SftpReqType.download,
     );
-    Pros.sftp.add(req, completer: completer);
+    SftpProvider.add(req, completer: completer);
     final (suc, err) = await context.showLoadingDialog(
       fn: () => completer.future,
     );
@@ -311,7 +311,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
 
     final result = await AppRoutes.editor(path: localPath).go<bool>(context);
     if (result != null && result) {
-      Pros.sftp.add(SftpReq(
+      SftpProvider.add(SftpReq(
         req.spi,
         remotePath,
         localPath,
@@ -335,7 +335,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
             context.pop();
             final remotePath = _getRemotePath(name);
 
-            Pros.sftp.add(
+            SftpProvider.add(
               SftpReq(
                 widget.spi,
                 remotePath,
@@ -663,8 +663,9 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
           delegate: SearchPage(
             padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 3),
             future: (q) => find(q).toList(),
-              builder: (ctx, e) => _buildItem(e, beforeTap: () => ctx.pop()),
+            builder: (ctx, e) => _buildItem(e, beforeTap: ctx.pop),
-            ));
+          ),
+        );
       },
       icon: const Icon(Icons.search),
     );
@@ -701,7 +702,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
         final fileName = path.split(Platform.pathSeparator).lastOrNull;
         final remotePath = '$remoteDir/$fileName';
         Loggers.app.info('SFTP upload local: $path, remote: $remotePath');
-        Pros.sftp.add(
+        SftpProvider.add(
           SftpReq(widget.spi, remotePath, path, SftpReqType.upload),
         );
       },

lib/view/page/storage/sftp_mission.dart

@@ -1,11 +1,9 @@
 import 'package:fl_lib/fl_lib.dart';
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
 import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/core/route.dart';
 import 'package:server_box/data/model/sftp/worker.dart';
 import 'package:server_box/data/provider/sftp.dart';
-import 'package:server_box/data/res/provider.dart';
 
 class SftpMissionPage extends StatefulWidget {
   const SftpMissionPage({super.key});
@@ -26,16 +24,15 @@ class _SftpMissionPageState extends State<SftpMissionPage> {
   }
 
   Widget _buildBody() {
-    return Consumer<SftpProvider>(builder: (__, pro, _) {
+    return SftpProvider.status.listenVal((status) {
-      if (pro.status.isEmpty) {
+      if (status.isEmpty) {
         return Center(child: Text(libL10n.empty));
       }
       return ListView.builder(
         padding: const EdgeInsets.all(11),
-        itemCount: pro.status.length,
+        itemCount: status.length,
         itemBuilder: (context, index) {
-          final status = pro.status[index];
+          return _buildItem(status[index]);
-          return _buildItem(status);
         },
       );
     });
@@ -165,7 +162,7 @@ class _SftpMissionPageState extends State<SftpMissionPage> {
         )),
         actions: Btn.ok(
           onTap: () {
-            Pros.sftp.cancel(id);
+            SftpProvider.cancel(id);
             context.pop();
           },
         ).toList,

lib/view/page/systemd.dart

@@ -6,7 +6,7 @@ import 'package:server_box/data/model/server/systemd.dart';
 import 'package:server_box/data/provider/systemd.dart';
 
 final class SystemdPageArgs {
-  final ServerPrivateInfo spi;
+  final Spi spi;
 
   const SystemdPageArgs({
     required this.spi,
@@ -102,7 +102,7 @@ final class _SystemdPageState extends State<SystemdPage> {
     return PopupMenu(
       items: unit.availableFuncs.map(_buildUnitFuncBtn).toList(),
       onSelected: (val) async {
-        final cmd = unit.getCmd(func: val, isRoot: _pro.isRoot);
+        final cmd = unit.getCmd(func: val, isRoot: widget.args.spi.isRoot);
         final sure = await context.showRoundDialog(
           title: libL10n.attention,
           child: SimpleMarkdown(data: '```shell\n$cmd\n```'),

lib/view/widget/server_func_btns.dart

@@ -6,7 +6,8 @@ import 'package:server_box/core/extension/context/locale.dart';
 import 'package:server_box/data/model/app/menu/base.dart';
 import 'package:server_box/data/model/app/menu/server_func.dart';
 import 'package:server_box/data/model/server/snippet.dart';
-import 'package:server_box/data/res/provider.dart';
+import 'package:server_box/data/provider/server.dart';
+import 'package:server_box/data/provider/snippet.dart';
 import 'package:server_box/data/res/store.dart';
 import 'package:server_box/view/page/systemd.dart';
 
@@ -15,7 +16,7 @@ import 'package:server_box/core/utils/server.dart';
 import 'package:server_box/data/model/server/server_private_info.dart';
 
 class ServerFuncBtnsTopRight extends StatelessWidget {
-  final ServerPrivateInfo spi;
+  final Spi spi;
 
   const ServerFuncBtnsTopRight({
     super.key,
@@ -40,7 +41,7 @@ class ServerFuncBtns extends StatelessWidget {
     required this.spi,
   });
 
-  final ServerPrivateInfo spi;
+  final Spi spi;
 
   @override
   Widget build(BuildContext context) {
@@ -90,7 +91,7 @@ class ServerFuncBtns extends StatelessWidget {
 
 void _onTapMoreBtns(
   ServerFuncBtn value,
-  ServerPrivateInfo spi,
+  Spi spi,
   BuildContext context,
 ) async {
   switch (value) {
@@ -104,16 +105,16 @@ void _onTapMoreBtns(
       );
       break;
     case ServerFuncBtn.snippet:
-      if (Pros.snippet.snippets.isEmpty) {
+      if (SnippetProvider.snippets.value.isEmpty) {
         context.showSnackBar(libL10n.empty);
         return;
       }
       final snippets = await context.showPickWithTagDialog<Snippet>(
         title: l10n.snippet,
-        tags: Pros.snippet.tags,
+        tags: SnippetProvider.tags,
         itemsBuilder: (e) {
-          if (e == null) return Pros.snippet.snippets;
+          if (e == null) return SnippetProvider.snippets.value;
-          return Pros.snippet.snippets
+          return SnippetProvider.snippets.value
               .where((element) => element.tags?.contains(e) ?? false)
               .toList();
         },
@@ -172,7 +173,7 @@ void _onTapMoreBtns(
   }
 }
 
-void _gotoSSH(ServerPrivateInfo spi, BuildContext context) async {
+void _gotoSSH(Spi spi, BuildContext context) async {
   // run built-in ssh on macOS due to incompatibility
   if (isMobile || isMacOS) {
     AppRoutes.ssh(spi: spi).go(context);
@@ -219,7 +220,7 @@ void _gotoSSH(ServerPrivateInfo spi, BuildContext context) async {
 }
 
 bool _checkClient(BuildContext context, String id) {
-  final server = Pros.server.pick(id: id);
+  final server = ServerProvider.pick(id: id)?.value;
   if (server == null || server.client == null) {
     context.showSnackBar(l10n.waitConnection);
     return false;

pubspec.lock

@@ -400,14 +400,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  flutter_adaptive_scaffold:
-    dependency: "direct main"
-    description:
-      name: flutter_adaptive_scaffold
-      sha256: a464b74540401cade07af0ae84d19f210534cac67651a150fb413507040b74f6
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.1.12"
   flutter_background_service:
     dependency: "direct main"
     description:
@@ -1049,7 +1041,7 @@ packages:
     source: hosted
     version: "3.3.0"
   provider:
-    dependency: "direct main"
+    dependency: transitive
     description:
       name: provider
       sha256: c8a055ee5ce3fd98d6fc872478b03823ffdb448699c6ebdbbc71d59b596fd48c

pubspec.yaml

@@ -11,7 +11,6 @@ dependencies:
     sdk: flutter
   flutter_localizations:
     sdk: flutter
-  provider: ^6.0.0
   hive_flutter: ^1.1.0
   dio: ^5.2.1
   easy_isolate: ^1.3.0
@@ -27,7 +26,6 @@ dependencies:
   fl_chart: ^0.67.0
   wakelock_plus: ^1.2.4
   wake_on_lan: ^4.1.1+3
-  flutter_adaptive_scaffold: ^0.1.10+2
   extended_image: ^8.2.1
   json_annotation: ^4.9.0
   dartssh2: