refactors (#539)

lib/core/route.dart

@@ -58,15 +58,15 @@ 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');
   }
 
   static AppRoutes serverTab({Key? key}) {
     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');
   }
 
@@ -220,15 +220,15 @@ 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');
   }
 
   static AppRoutes serverFuncBtnsOrder({Key? key}) {
     return AppRoutes(ServerFuncBtnsOrderPage(key: key), 'server_func_btns_seq');
   }
 
-  static AppRoutes pve({Key? key, required ServerPrivateInfo spi}) {
+  static AppRoutes pve({Key? key, required Spi spi}) {
     return AppRoutes(PvePage(key: key, spi: spi), 'pve');
   }
 }

lib/core/utils/server.dart

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

lib/core/utils/ssh_auth.dart

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

lib/data/model/app/backup.dart

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

lib/data/model/server/server.dart

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

lib/data/model/server/server_private_info.dart

@@ -1,25 +1,26 @@
 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';
 
 part 'server_private_info.g.dart';
 
 /// In the first version, it's called `ServerPrivateInfo` which was designed to
 /// store the private information of a server.
-/// 
+///
 /// 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() => _$SpiToJson(this);
 
-  Map<String, dynamic> toJson() => _$ServerPrivateInfoToJson(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,

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

lib/data/model/sftp/req.dart

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

lib/data/provider/base.dart

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