refactors (#539)

2025-12-17 07:14:28 +01:00 · 2024-08-16 01:24:43 +08:00
parent 7e5bb54c98
commit 38366a2ef3
45 changed files with 527 additions and 640 deletions
--- a/lib/core/route.dart
+++ b/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');
  }
 }
--- a/lib/core/utils/server.dart
+++ b/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,
--- a/lib/core/utils/ssh_auth.dart
+++ b/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 {
--- a/lib/data/model/app/backup.dart
+++ b/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');
--- a/lib/data/model/app/backup.g.dart
+++ b/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>))
--- a/lib/data/model/server/server.dart
+++ b/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;
--- a/lib/data/model/server/server_private_info.dart
+++ b/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) =>
-      _$ServerPrivateInfoFromJson(json);
+  factory Spi.fromJson(Map<String, dynamic> json) =>
+      _$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);
-  Server? get jumpServer => Pros.server.pick(id: jumpId);
+  VNode<Server>? get server => ServerProvider.pick(spi: this);
+  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
-  String toString() {
-    return id;
-  }
-
-  static const example = ServerPrivateInfo(
+  static const example = Spi(
    name: 'name',
    ip: 'ip',
    port: 22,
--- a/lib/data/model/server/server_private_info.g.dart
+++ b/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 _$ServerPrivateInfoFromJson(Map<String, dynamic> json) =>
-    ServerPrivateInfo(
+Spi _$SpiFromJson(Map<String, dynamic> json) => Spi(
      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> _$ServerPrivateInfoToJson(ServerPrivateInfo instance) =>
-    <String, dynamic>{
+Map<String, dynamic> _$SpiToJson(Spi instance) => <String, dynamic>{
      'name': instance.name,
      'ip': instance.ip,
      'port': instance.port,
--- a/lib/data/model/server/snippet.dart
+++ b/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'${host}': (ServerPrivateInfo spi) => spi.ip,
-    r'${port}': (ServerPrivateInfo spi) => spi.port.toString(),
-    r'${user}': (ServerPrivateInfo spi) => spi.user,
-    r'${pwd}': (ServerPrivateInfo spi) => spi.pwd ?? '',
-    r'${id}': (ServerPrivateInfo spi) => spi.id,
-    r'${name}': (ServerPrivateInfo spi) => spi.name,
+    r'${host}': (Spi spi) => spi.ip,
+    r'${port}': (Spi spi) => spi.port.toString(),
+    r'${user}': (Spi spi) => spi.user,
+    r'${pwd}': (Spi spi) => spi.pwd ?? '',
+    r'${id}': (Spi spi) => spi.id,
+    r'${name}': (Spi spi) => spi.name,
  };

  /// r'${ctrl+ad}' -> TerminalKey.control, a, d
--- a/lib/data/model/sftp/req.dart
+++ b/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(
--- a/lib/data/provider/base.dart
+++ b/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()));
+  }
+}
--- a/lib/data/provider/private_key.dart
+++ b/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 {
-  List<PrivateKeyInfo> get pkis => _pkis;
-  late List<PrivateKeyInfo> _pkis;
+class PrivateKeyProvider extends Provider {
+  const PrivateKeyProvider._();
+  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) {
-    _pkis.add(info);
+  static void add(PrivateKeyInfo info) {
+    pkis.value.add(info);
+    pkis.notify();
    Stores.key.put(info);
-    notifyListeners();
  }

-  void delete(PrivateKeyInfo info) {
-    _pkis.removeWhere((e) => e.id == info.id);
+  static void delete(PrivateKeyInfo info) {
+    pkis.value.removeWhere((e) => e.id == info.id);
+    pkis.notify();
    Stores.key.delete(info);
-    notifyListeners();
  }

-  void update(PrivateKeyInfo old, PrivateKeyInfo newInfo) {
-    final idx = _pkis.indexWhere((e) => e.id == old.id);
+  static void update(PrivateKeyInfo old, PrivateKeyInfo newInfo) {
+    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();
  }
 }
--- a/lib/data/provider/pve.dart
+++ b/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');
    }
--- a/lib/data/provider/server.dart
+++ b/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 {
-  final Map<String, Server> _servers = {};
-  Iterable<Server> get servers => _servers.values;
-  final List<String> _serverOrder = [];
-  List<String> get serverOrder => _serverOrder;
-  final _tags = ValueNotifier(<String>{});
-  ValueNotifier<Set<String>> get tags => _tags;
+class ServerProvider extends Provider {
+  const ServerProvider._();
+  static const instance = ServerProvider._();

-  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);
-    _servers.clear();
-    _serverOrder.clear();
+    final oldServers = Map<String, VNode<Server>>.from(servers);
+    servers.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)) {
-        newServer.conn = originServer.conn;
+      if (originServer != null &&
+          !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_)) {
-      Stores.setting.serverOrder.put(_serverOrder);
+    if (!serverOrder.value.equals(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() {
-    for (final s in _servers.values) {
-      if (s.spi.tags == null) continue;
-      for (final t in s.spi.tags!) {
+  static void _updateTags() {
+    for (final s in servers.values) {
+      final tags = s.value.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({
-    ServerPrivateInfo? spi,
+  static Future<void> refresh({
+    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() {
-    for (final s in _servers.values) {
-      s.conn = ServerConn.disconnected;
+  static void setDisconnected() {
+    for (final s in servers.values) {
+      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) {
-        _closeOneServer(s.spi.id);
+      for (final s in servers.values) {
+        _closeOneServer(s.value.spi.id);
      }
      return;
    }
    _closeOneServer(id);
  }

-  void _closeOneServer(String id) {
-    final item = _servers[id];
+  static void _closeOneServer(String 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) {
-    _servers[spi.id] = genServer(spi);
-    notifyListeners();
+  static void addServer(Spi spi) {
+    servers[spi.id] = genServer(spi).vn;
    Stores.server.put(spi);
-    _serverOrder.add(spi.id);
-    Stores.setting.serverOrder.put(_serverOrder);
+    serverOrder.value.add(spi.id);
+    serverOrder.notify();
+    Stores.setting.serverOrder.put(serverOrder.value);
    _updateTags();
    refresh(spi: spi);
  }

-  void delServer(String id) {
-    _servers.remove(id);
-    _serverOrder.remove(id);
-    Stores.setting.serverOrder.put(_serverOrder);
-    _updateTags();
-    notifyListeners();
+  static void delServer(String id) {
+    servers.remove(id);
+    serverOrder.value.remove(id);
+    serverOrder.notify();
+    Stores.setting.serverOrder.put(serverOrder.value);
    Stores.server.delete(id);
-  }
-
-  void deleteAll() {
-    _servers.clear();
-    _serverOrder.clear();
-    Stores.setting.serverOrder.put(_serverOrder);
    _updateTags();
-    notifyListeners();
-    Stores.server.deleteAll();
  }

-  Future<void> updateServer(
-    ServerPrivateInfo old,
-    ServerPrivateInfo newSpi,
+  static void deleteAll() {
+    servers.clear();
+    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]?.spi = newSpi;
-        _servers.remove(old.id);
-        _serverOrder.update(old.id, newSpi.id);
-        Stores.setting.serverOrder.put(_serverOrder);
+        servers[newSpi.id] = servers[old.id]!;
+        servers.remove(old.id);
+        serverOrder.value.update(old.id, newSpi.id);
+        Stores.setting.serverOrder.put(serverOrder.value);
+        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();
    }
+    _updateTags();
  }

-  void _setServerState(Server s, ServerConn ss) {
-    s.conn = ss;
-    notifyListeners();
+  static void _setServerState(VNode<Server> s, ServerConn ss) {
+    s.value.conn = ss;
+    s.notify();
  }

-  Future<void> _getData(ServerPrivateInfo spi) async {
+  static Future<void> _getData(Spi 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',
      );
--- a/lib/data/provider/sftp.dart
+++ b/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 {
-  final List<SftpReqStatus> _status = [];
-  List<SftpReqStatus> get status => _status;
+class SftpProvider extends Provider {
+  const SftpProvider._();
+  static const instance = SftpProvider._();

-  SftpReqStatus? get(int id) {
-    return _status.singleWhere((element) => element.id == id);
+  static final status = <SftpReqStatus>[].vn;
+
+  static SftpReqStatus? get(int id) {
+    return status.value.singleWhere((element) => element.id == id);
  }

-  int add(SftpReq req, {Completer? completer}) {
-    final status = SftpReqStatus(
-      notifyListeners: notifyListeners,
+  static int add(SftpReq req, {Completer? completer}) {
+    final reqStat = SftpReqStatus(
+      notifyListeners: status.notify,
      completer: completer,
      req: req,
    );
-    _status.add(status);
-    return status.id;
+    status.value.add(reqStat);
+    status.notify();
+    return reqStat.id;
  }

-  @override
-  void dispose() {
-    for (final item in _status) {
+  static void dispose() {
+    for (final item in status.value) {
      item.dispose();
    }
-    super.dispose();
+    status.value.clear();
+    status.notify();
  }

-  void cancel(int id) {
-    final idx = _status.indexWhere((element) => element.id == id);
-    _status[idx].dispose();
-    _status.removeAt(idx);
-    notifyListeners();
+  static void cancel(int id) {
+    final idx = status.value.indexWhere((e) => e.id == id);
+    status.value[idx].dispose();
+    status.value.removeAt(idx);
+    status.notify();
  }
 }
--- a/lib/data/provider/snippet.dart
+++ b/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 {
-  late List<Snippet> _snippets;
-  List<Snippet> get snippets => _snippets;
+class SnippetProvider extends Provider {
+  const SnippetProvider._();
+  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) {
-    _snippets.add(snippet);
+  static void add(Snippet snippet) {
+    snippets.value.add(snippet);
+    snippets.notify();
    Stores.snippet.put(snippet);
    _updateTags();
-    notifyListeners();
  }

-  void del(Snippet snippet) {
-    _snippets.remove(snippet);
+  static void del(Snippet 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) {
-    for (final s in _snippets) {
+  static void renameTag(String old, String newOne) {
+    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);
 }
--- a/lib/data/provider/systemd.dart
+++ b/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 bool isRoot;
+  late final VNode<Server> _si;
+  late final bool _isRoot;

-  SystemdProvider.init(ServerPrivateInfo spi) {
-    isRoot = spi.isRoot;
-    _client = Pros.server.pick(spi: spi)!.client!;
+  SystemdProvider.init(Spi spi) {
+    _isRoot = spi.isRoot;
+    _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"""}
--- a/lib/data/res/provider.dart
+++ b/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();
-  }
-}
--- a/lib/data/store/server.dart
+++ b/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;
 }
--- a/lib/main.dart
+++ b/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(
-      MultiProvider(
-        providers: [
-          ChangeNotifierProvider(create: (_) => Pros.server),
-          ChangeNotifierProvider(create: (_) => Pros.snippet),
-          ChangeNotifierProvider(create: (_) => Pros.key),
-          ChangeNotifierProvider(create: (_) => Pros.sftp),
-        ],
-        child: const MyApp(),
-      ),
-    );
+    runApp(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();
-  Pros.key.load();
+  // DO NOT change the order of these providers.
+  PrivateKeyProvider.instance.load();
+  SnippetProvider.instance.load();
+  ServerProvider.instance.load();
+  SftpProvider.instance.load();

  if (Stores.setting.betaTest.fetch()) AppUpdate.chan = AppUpdateChan.beta;
 }
--- a/lib/view/page/backup.dart
+++ b/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;
--- a/lib/view/page/container.dart
+++ b/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,
--- a/lib/view/page/home/home.dart
+++ b/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) {
-          Pros.server.startAutoRefresh();
+        if (!ServerProvider.isAutoRefreshOn) {
+          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 Pros.server.refresh();
+    await ServerProvider.refresh();
  }

  // Future<void> _reqNotiPerm() async {
--- a/lib/view/page/home/wear.dart
+++ b/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();
-  }
-}
--- a/lib/view/page/iperf.dart
+++ b/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
--- a/lib/view/page/ping.dart
+++ b/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;
      }
--- a/lib/view/page/private_key/edit.dart
+++ b/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());
--- a/lib/view/page/private_key/list.dart
+++ b/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>(
-      builder: (_, key, __) {
-        if (key.pkis.isEmpty) {
+    return PrivateKeyProvider.pkis.listenVal(
+      (pkis) {
+        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(
--- a/lib/view/page/process.dart
+++ b/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());
--- a/lib/view/page/pve.dart
+++ b/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,
--- a/lib/view/page/server/detail/view.dart
+++ b/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();
@@ -79,16 +77,14 @@ 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(
-          appBar: const CustomAppBar(),
-          body: Center(child: Text(libL10n.empty)),
-        );
-      }
-      return _buildMainPage(s);
-    });
+    final s = widget.spi.server;
+    if (s == null) {
+      return Scaffold(
+        appBar: const CustomAppBar(),
+        body: Center(child: Text(libL10n.empty)),
+      );
+    }
+    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(),
-          tip: widget.spi.name,
+          data: si.spi.toJsonString(),
+          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(_) {
-    final addr = widget.spi.custom?.pveAddr;
-    if (addr == null) return UIs.placeholder;
+  Widget _buildPve(Server si) {
+    final addr = si.spi.custom?.pveAddr;
+    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(
--- a/lib/view/page/server/edit.dart
+++ b/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>(
-      builder: (_, key, __) {
-        final tiles = List<Widget>.generate(key.pkis.length, (index) {
-          final e = key.pkis[index];
+    return PrivateKeyProvider.pkis.listenVal(
+      (pkis) {
+        final tiles = List<Widget>.generate(pkis.length, (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,
-        Text(l10n.temperature, style: UIs.text13Grey),
-        UIs.height7,
+        CenterGreyTitle(l10n.temperature),
        Input(
          controller: _preferTempDevCtrl,
          type: TextInputType.text,
@@ -336,26 +330,14 @@ 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),
-      UIs.height7,
-      Autocomplete<String>(
-        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,
-        ),
+      const CenterGreyTitle('PVE'),
+      Input(
+        controller: _pveAddrCtrl,
+        type: TextInputType.url,
+        icon: MingCute.web_line,
+        label: 'URL',
+        hint: addr,
+        suggestion: false,
      ),
      ListTile(
        leading: const Icon(MingCute.certificate_line),
@@ -376,8 +358,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {

  List<Widget> _buildCustomCmds() {
    return [
-      Text(l10n.customCmd, style: UIs.text13Grey),
-      UIs.height7,
+      CenterGreyTitle(l10n.customCmd),
      _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
-            .where((element) => element.spi.jumpId == null)
-            .where((element) => element.spi.id != widget.spi?.id)
+        final children = ServerProvider.servers.values
+            .map((e) => e.value)
+            .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,
--- a/lib/view/page/server/tab.dart
+++ b/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(),
@@ -138,74 +136,74 @@ class _ServerPageState extends State<ServerPage>
  }

  Widget _buildLandscapeBody() {
-    return Consumer<ServerProvider>(builder: (_, pro, __) {
-      if (pro.serverOrder.isEmpty) {
+    return ServerProvider.serverOrder.listenVal((order) {
+      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 srv = pro.pick(id: id);
+          final id = order[idx];
+          final srv = ServerProvider.pick(id: id);
          if (srv == null) return UIs.placeholder;

-          final title = _buildServerCardTitle(srv);
-          final List<Widget> children = [
-            title,
-            ..._buildNormalCard(srv.status, srv.spi).joinWith(SizedBox(
-              height: _media.size.height / 10,
-            ))
-          ];
+          return srv.listenVal((srv) {
+            final title = _buildServerCardTitle(srv);
+            final List<Widget> children = [
+              title,
+              ..._buildNormalCard(srv.status, srv.spi).joinWith(SizedBox(
+                height: _media.size.height / 10,
+              ))
+            ];

-          return Padding(
-            padding: _media.padding,
-            child: ListenableBuilder(
-              listenable: _getCardNoti(id),
-              builder: (_, __) {
-                return Column(
-                  mainAxisSize: MainAxisSize.min,
-                  mainAxisAlignment: MainAxisAlignment.center,
-                  crossAxisAlignment: CrossAxisAlignment.center,
-                  children: children,
-                );
-              },
-            ),
-          );
+            return Padding(
+              padding: _media.padding,
+              child: ListenableBuilder(
+                listenable: _getCardNoti(id),
+                builder: (_, __) {
+                  return Column(
+                    mainAxisSize: MainAxisSize.min,
+                    mainAxisAlignment: MainAxisAlignment.center,
+                    crossAxisAlignment: CrossAxisAlignment.center,
+                    children: children,
+                  );
+                },
+              ),
+            );
+          });
        },
      );
    });
  }

  Widget _buildBody() {
-    final child = Consumer<ServerProvider>(
-      builder: (_, pro, __) {
-        if (!pro.tags.value.contains(_tag)) {
+    return ServerProvider.serverOrder.listenVal(
+      (order) {
+        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({
-    required ServerProvider pro,
-    required List<String> filtered,
-  }) {
+  Widget _buildBodyMedium(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();
-    Pros.server.startAutoRefresh();
+    ServerProvider.refresh();
+    ServerProvider.startAutoRefresh();
  }

-  List<String> _filterServers(ServerProvider pro) => pro.serverOrder
-      .where((e) => pro.serverOrder.contains(e))
+  List<String> _filterServers(List<String> order) => order
      .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;
--- a/lib/view/page/setting/seq/srv_seq.dart
+++ b/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) {
-      return Center(child: Text(libL10n.empty));
-    }
-    return ReorderableListView.builder(
-      footer: const SizedBox(height: 77),
-      onReorder: (oldIndex, newIndex) => setState(() {
-        Pros.server.serverOrder.move(
-          oldIndex,
-          newIndex,
-          property: Stores.setting.serverOrder,
-        );
-      }),
-      padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 3),
-      buildDefaultDragHandles: false,
-      itemBuilder: (_, idx) => _buildItem(idx),
-      itemCount: Pros.server.serverOrder.length,
-      proxyDecorator: _proxyDecorator,
-    );
+    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(() {
+          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: 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 spi = Pros.server.pick(id: id)?.spi;
+    final id = ServerProvider.serverOrder.value[index];
+    final spi = ServerProvider.pick(id: id)?.value.spi;
    if (spi == null) {
      return const SizedBox();
    }
--- a/lib/view/page/snippet/edit.dart
+++ b/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,
-                name: (e) => Pros.server.pick(id: e)?.spi.name ?? e,
+                items: ServerProvider.serverOrder.value,
+                name: (e) => ServerProvider.pick(id: e)?.value.spi.name ?? e,
                initial: vals,
                clearable: true,
              );
--- a/lib/view/page/snippet/list.dart
+++ b/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>(
-      builder: (_, provider, __) {
-        if (provider.snippets.isEmpty) {
+    return SnippetProvider.snippets.listenVal(
+      (snippets) {
+        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,
--- a/lib/view/page/ssh/page.dart
+++ b/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;
-            return Pros.snippet.snippets
+            if (e == null) return SnippetProvider.snippets.value;
+            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);
      }
--- a/lib/view/page/ssh/tab.dart
+++ b/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, __) {
-        if (pro.serverOrder.isEmpty) {
+      child: ServerProvider.serverOrder.listenVal((order) {
+        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
--- a/lib/view/page/storage/local.dart
+++ b/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
-                    .map((e) => Pros.server.pick(id: e)?.spi)
+                items: ServerProvider.serverOrder.value
+                    .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,
--- a/lib/view/page/storage/sftp.dart
+++ b/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,
@@ -659,12 +659,13 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
        }

        showSearch(
-            context: context,
-            delegate: SearchPage(
-              padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 3),
-              future: (q) => find(q).toList(),
-              builder: (ctx, e) => _buildItem(e, beforeTap: () => ctx.pop()),
-            ));
+          context: context,
+          delegate: SearchPage(
+            padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 3),
+            future: (q) => find(q).toList(),
+            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),
        );
      },
--- a/lib/view/page/storage/sftp_mission.dart
+++ b/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, _) {
-      if (pro.status.isEmpty) {
+    return SftpProvider.status.listenVal((status) {
+      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);
+          return _buildItem(status[index]);
        },
      );
    });
@@ -165,7 +162,7 @@ class _SftpMissionPageState extends State<SftpMissionPage> {
        )),
        actions: Btn.ok(
          onTap: () {
-            Pros.sftp.cancel(id);
+            SftpProvider.cancel(id);
            context.pop();
          },
        ).toList,
--- a/lib/view/page/systemd.dart
+++ b/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```'),
--- a/lib/view/widget/server_func_btns.dart
+++ b/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;
-          return Pros.snippet.snippets
+          if (e == null) return SnippetProvider.snippets.value;
+          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;
--- a/pubspec.lock
+++ b/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
--- a/pubspec.yaml
+++ b/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: