From 239a505be46db43169e731a33bc8f2a91700b86c Mon Sep 17 00:00:00 2001
From: Sun <huachuang20@gmail.com>
Date: Mon, 26 Apr 2021 15:47:45 +0800
Subject: [PATCH] change display services style

---
 assets/logo/logo_assistant.png     | Bin 0 -> 5801 bytes
 assets/logo/logo_esse.jpg          | Bin 3055 -> 0 bytes
 assets/logo/logo_files.png         | Bin 0 -> 13743 bytes
 lib/apps/assistant/page.dart       |  18 +-
 lib/apps/chat/list.dart            |   9 +-
 lib/apps/chat/provider.dart        |   2 +
 lib/apps/file/page.dart            |   9 +-
 lib/apps/service/list.dart         |  89 ++++++---
 lib/apps/service/models.dart       |  52 ++++++
 lib/l10n/localizations.dart        |   8 +-
 lib/l10n/localizations_en.dart     |  14 +-
 lib/l10n/localizations_zh.dart     |  14 +-
 lib/pages/home.dart                | 287 +++++++++++------------------
 lib/provider.dart                  |  27 ++-
 lib/widgets/default_home_show.dart |  57 ++++++
 pubspec.yaml                       |   3 +-
 src/apps/chat/models.rs            |   4 +-
 17 files changed, 351 insertions(+), 242 deletions(-)
 create mode 100644 assets/logo/logo_assistant.png
 delete mode 100644 assets/logo/logo_esse.jpg
 create mode 100644 assets/logo/logo_files.png
 create mode 100644 lib/widgets/default_home_show.dart

diff --git a/assets/logo/logo_assistant.png b/assets/logo/logo_assistant.png
new file mode 100644
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literal 0
HcmV?d00001

diff --git a/lib/apps/assistant/page.dart b/lib/apps/assistant/page.dart
index 4a74365..a67b7a9 100644
--- a/lib/apps/assistant/page.dart
+++ b/lib/apps/assistant/page.dart
@@ -19,14 +19,26 @@ import 'package:esse/apps/assistant/provider.dart';
 import 'package:esse/apps/assistant/message.dart';
 import 'package:esse/apps/assistant/answer.dart';
 
-class AssistantPage extends StatefulWidget {
+class AssistantPage extends StatelessWidget {
   const AssistantPage({Key key}) : super(key: key);
 
   @override
-  _AssistantPageState createState() => _AssistantPageState();
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: SafeArea(
+        child: AssistantDetail(),
+    ));
+  }
+}
+
+class AssistantDetail extends StatefulWidget {
+  const AssistantDetail({Key key}) : super(key: key);
+
+  @override
+  _AssistantDetailState createState() => _AssistantDetailState();
 }
 
-class _AssistantPageState extends State<AssistantPage> {
+class _AssistantDetailState extends State<AssistantDetail> {
   TextEditingController textController = TextEditingController();
   FocusNode textFocus = FocusNode();
   bool emojiShow = false;
diff --git a/lib/apps/chat/list.dart b/lib/apps/chat/list.dart
index 6faac3a..9bcdc26 100644
--- a/lib/apps/chat/list.dart
+++ b/lib/apps/chat/list.dart
@@ -23,11 +23,10 @@ class _ChatListState extends State<ChatList> {
     final friends = provider.friends;
     final chatKeys = provider.orderKeys;
 
-    return Expanded(
-      child: ListView.builder(
-        itemCount: chatKeys.length,
-        itemBuilder: (BuildContext ctx, int index) => ListChat(friend: friends[chatKeys[index]]),
-    ));
+    return ListView.builder(
+      itemCount: chatKeys.length,
+      itemBuilder: (BuildContext ctx, int index) => ListChat(friend: friends[chatKeys[index]]),
+    );
   }
 }
 
diff --git a/lib/apps/chat/provider.dart b/lib/apps/chat/provider.dart
index af279a4..9c4141d 100644
--- a/lib/apps/chat/provider.dart
+++ b/lib/apps/chat/provider.dart
@@ -58,6 +58,7 @@ class ChatProvider extends ChangeNotifier {
     this.orderKeys.clear();
     this.requests.clear();
     this.activedMessages.clear();
+    this.topKeys.clear();
   }
 
   updateActived() {
@@ -65,6 +66,7 @@ class ChatProvider extends ChangeNotifier {
 
     // load friends.
     rpc.send('chat-friend-list', []);
+    notifyListeners();
   }
 
   updateActivedFriend(int id) {
diff --git a/lib/apps/file/page.dart b/lib/apps/file/page.dart
index 1ab25e5..e06e839 100644
--- a/lib/apps/file/page.dart
+++ b/lib/apps/file/page.dart
@@ -84,11 +84,10 @@ class _FolderListState extends State<FolderList> {
     final color = Theme.of(context).colorScheme;
     final isDesktop = isDisplayDesktop(context);
 
-    return Expanded(
-      child: ListView.builder(
-        itemCount: FILE_DIRECTORY.length,
-        itemBuilder: (BuildContext ctx, int index) => item(index, color, isDesktop),
-    ));
+    return ListView.builder(
+      itemCount: FILE_DIRECTORY.length,
+      itemBuilder: (BuildContext ctx, int index) => item(index, color, isDesktop),
+    );
   }
 }
 
diff --git a/lib/apps/service/list.dart b/lib/apps/service/list.dart
index adffcb4..dc5aa88 100644
--- a/lib/apps/service/list.dart
+++ b/lib/apps/service/list.dart
@@ -5,8 +5,16 @@ import 'package:esse/utils/adaptive.dart';
 import 'package:esse/l10n/localizations.dart';
 import 'package:esse/provider.dart';
 
+import 'package:esse/apps/service/models.dart';
 import 'package:esse/apps/assistant/page.dart';
 import 'package:esse/apps/assistant/provider.dart';
+import 'package:esse/apps/assistant/models.dart';
+import 'package:esse/apps/file/page.dart';
+
+const List<InnerService> INNER_SERVICES = [
+  InnerService.Files,
+  InnerService.Assistant,
+];
 
 class ServiceList extends StatefulWidget {
   const ServiceList({Key key}) : super(key: key);
@@ -18,34 +26,60 @@ class ServiceList extends StatefulWidget {
 class _ServiceListState extends State<ServiceList> {
   @override
   Widget build(BuildContext context) {
-    final serviceKeys = [1];
-    final services = {};
+    final lang = AppLocalizations.of(context);
+    final isDesktop = isDisplayDesktop(context);
 
-    return Expanded(
-      child: ListView.builder(
-        itemCount: serviceKeys.length,
-        itemBuilder: (BuildContext ctx, int index) => _ListService(),
-    ));
+    return Column(
+      children: [
+        Column(
+          children: INNER_SERVICES.map((v) {
+              final params = v.params(lang);
+              return ListInnerService(
+                name: params[0],
+                bio: params[1],
+                logo: params[2],
+                callback: () => v.callback(context, isDesktop, lang),
+                isDesktop: isDesktop,
+              );
+          }).toList()
+        ),
+        // Expanded(
+        //   child: ListView.builder(
+        //     itemCount: serviceKeys.length,
+        //     itemBuilder: (BuildContext ctx, int index) => _ListService(),
+        // )),
+      ]
+    );
   }
 }
 
-class _ListService extends StatelessWidget {
-  const _ListService({Key key}) : super(key: key);
+class ListInnerService extends StatelessWidget {
+  final String name;
+  final String bio;
+  final String logo;
+  final Function callback;
+  final bool isDesktop;
+
+  const ListInnerService({Key key,
+      this.name, this.bio, this.logo, this.callback, this.isDesktop
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    final color = Theme.of(context).colorScheme;
-    final lang = AppLocalizations.of(context);
-    final isDesktop = isDisplayDesktop(context);
-
     return GestureDetector(
       behavior: HitTestBehavior.opaque,
       onTap: () {
-        final widget = AssistantPage();
-        if (isDesktop) {
-          Provider.of<AccountProvider>(context, listen: false).updateActivedApp(widget);
-        } else {
-          Navigator.push(context, MaterialPageRoute(builder: (_) => widget));
+        final widgets = this.callback();
+        if (widgets != null) {
+          if (this.isDesktop) {
+            Provider.of<AccountProvider>(context, listen: false).updateActivedApp(widgets[0], widgets[1], widgets[2]);
+          } else {
+            if (widgets[2] != null) {
+              Provider.of<AccountProvider>(context, listen: false).updateActivedApp(null, widgets[1], widgets[2]);
+            } else {
+              Navigator.push(context, MaterialPageRoute(builder: (_) => widgets[0]));
+            }
+          }
         }
       },
       child: Container(
@@ -55,16 +89,16 @@ class _ListService extends StatelessWidget {
             Container(
               width: 45.0,
               height: 45.0,
+              padding: EdgeInsets.all(6.0),
               margin: const EdgeInsets.only(left: 20.0, right: 15.0),
               decoration: BoxDecoration(
-                image: DecorationImage(
-                  image: AssetImage('assets/logo/logo_esse.jpg'),
-                  fit: BoxFit.cover,
-                ),
-                borderRadius: BorderRadius.circular(15.0)
+                borderRadius: BorderRadius.circular(15.0),
               ),
+              child: Image.asset(this.logo),
             ),
-            Expanded(
+            this.bio == null
+            ? Text(this.name, style: TextStyle(fontSize: 16.0))
+            : Expanded(
               child: Container(
                 height: 55.0,
                 child: Column(
@@ -72,15 +106,12 @@ class _ListService extends StatelessWidget {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Expanded(
-                      child: Text('Jarvis',
-                        maxLines: 1,
+                      child: Text(this.name, maxLines: 1,
                         overflow: TextOverflow.ellipsis,
                         style: TextStyle(fontSize: 16.0))
                     ),
-                    SizedBox(height: 5.0),
                     Expanded(
-                      child: Text(lang.robotJarvis,
-                        maxLines: 1,
+                      child: Text(this.bio, maxLines: 1,
                         overflow: TextOverflow.ellipsis,
                         style: const TextStyle(color: Color(0xFFADB0BB), fontSize: 12.0)),
                     ),
diff --git a/lib/apps/service/models.dart b/lib/apps/service/models.dart
index e69de29..e945e87 100644
--- a/lib/apps/service/models.dart
+++ b/lib/apps/service/models.dart
@@ -0,0 +1,52 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import 'package:esse/l10n/localizations.dart';
+import 'package:esse/provider.dart';
+
+import 'package:esse/apps/assistant/page.dart';
+import 'package:esse/apps/file/page.dart';
+
+enum InnerService {
+  Files,
+  Assistant,
+}
+
+extension InnerServiceExtension on InnerService {
+  List<String> params(AppLocalizations lang) {
+    switch (this) {
+      case InnerService.Files:
+        return [lang.files, lang.filesBio, 'assets/logo/logo_files.png'];
+      case InnerService.Assistant:
+        return [lang.assistant, lang.assistantBio, 'assets/logo/logo_assistant.png'];
+    }
+  }
+
+  void callback(context, isDesktop, lang) {
+    Widget coreWidget = null;
+    String listTitle = null;
+    Widget listHome = null;
+
+    if (isDesktop) {
+      switch (this) {
+        case InnerService.Files:
+          listTitle = lang.files;
+          listHome = FolderList();
+          break;
+        case InnerService.Assistant:
+          coreWidget = AssistantDetail();
+          break;
+      }
+      Provider.of<AccountProvider>(context, listen: false).updateActivedApp(coreWidget, listTitle, listHome);
+    } else {
+      switch (this) {
+        case InnerService.Files:
+          Provider.of<AccountProvider>(context, listen: false).updateActivedApp(null, lang.files, FolderList());
+          break;
+        case InnerService.Assistant:
+          Navigator.push(context, MaterialPageRoute(builder: (_) => AssistantPage()));
+          break;
+      }
+    }
+  }
+}
diff --git a/lib/l10n/localizations.dart b/lib/l10n/localizations.dart
index 05d8705..933f15a 100644
--- a/lib/l10n/localizations.dart
+++ b/lib/l10n/localizations.dart
@@ -77,7 +77,6 @@ abstract class AppLocalizations {
   String get delete;
   String get open;
   String get unknown;
-  String get robotJarvis;
 
   // theme
   String get themeDark;
@@ -106,7 +105,6 @@ abstract class AppLocalizations {
   String get addGroup;
   String get chats;
   String get groups;
-  String get files;
   String get devices;
   String get nightly;
   String get scan;
@@ -155,6 +153,12 @@ abstract class AppLocalizations {
   String get donate;
   String get website;
   String get email;
+
+  // services
+  String get files;
+  String get filesBio;
+  String get assistant;
+  String get assistantBio;
 }
 
 class _AppLocalizationsDelegate
diff --git a/lib/l10n/localizations_en.dart b/lib/l10n/localizations_en.dart
index 9ae8aa4..a8500a8 100644
--- a/lib/l10n/localizations_en.dart
+++ b/lib/l10n/localizations_en.dart
@@ -78,8 +78,6 @@ class AppLocalizationsEn extends AppLocalizations {
   String get open => 'Open';
   @override
   String get unknown => 'Unknown';
-  @override
-  String get robotJarvis => 'Jarvis is a robot, only belongs to you.';
 
   // theme
   @override
@@ -129,8 +127,6 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get groups => 'Services';
   @override
-  String get files => 'Files';
-  @override
   String get devices => 'Devices';
   @override
   String get nightly => 'Night Mode';
@@ -222,4 +218,14 @@ class AppLocalizationsEn extends AppLocalizations {
   String get website => 'Website';
   @override
   String get email => 'Email';
+
+  // services
+  @override
+  String get files => 'Files';
+  @override
+  String get filesBio => 'Sync & manager files between devices';
+  @override
+  String get assistant => 'Jarvis';
+  @override
+  String get assistantBio => 'Jarvis is a robot, only belongs to you.';
 }
diff --git a/lib/l10n/localizations_zh.dart b/lib/l10n/localizations_zh.dart
index 380cd36..6770547 100644
--- a/lib/l10n/localizations_zh.dart
+++ b/lib/l10n/localizations_zh.dart
@@ -78,8 +78,6 @@ class AppLocalizationsZh extends AppLocalizations {
   String get open => '打开';
   @override
   String get unknown => '未知';
-  @override
-  String get robotJarvis => 'Jarvis 是个机器人，只属于你。';
 
   // theme
   @override
@@ -129,8 +127,6 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get groups => '服务列表';
   @override
-  String get files => '文件管理';
-  @override
   String get devices => '关联设备';
   @override
   String get nightly => '夜间模式';
@@ -222,4 +218,14 @@ class AppLocalizationsZh extends AppLocalizations {
   String get website => '官网';
   @override
   String get email => '联系邮件';
+
+  // services
+  @override
+  String get files => '文件管理';
+  @override
+  String get filesBio => '同步和管理各设备上的文件';
+  @override
+  String get assistant => 'Jarvis';
+  @override
+  String get assistantBio => 'Jarvis 是个机器人，只属于你。';
 }
diff --git a/lib/pages/home.dart b/lib/pages/home.dart
index ff3ab78..4c53482 100644
--- a/lib/pages/home.dart
+++ b/lib/pages/home.dart
@@ -31,6 +31,7 @@ import 'package:esse/apps/chat/add.dart';
 import 'package:esse/apps/file/page.dart';
 import 'package:esse/apps/service/list.dart';
 import 'package:esse/apps/service/add.dart';
+import 'package:esse/apps/assistant/page.dart';
 
 class HomePage extends StatelessWidget {
   static GlobalKey<ScaffoldState> _scaffoldKey = new GlobalKey<ScaffoldState>();
@@ -89,7 +90,6 @@ class HomePage extends StatelessWidget {
 
 class HomeList extends StatefulWidget {
   final GlobalKey<ScaffoldState> _scaffoldKey;
-
   HomeList(this._scaffoldKey);
 
   @override
@@ -97,11 +97,6 @@ class HomeList extends StatefulWidget {
 }
 
 class _HomeListState extends State<HomeList> with SingleTickerProviderStateMixin {
-  bool isShowHome = true;
-  bool isShowFriends = false;
-  bool isShowGroups = false;
-  bool isShowFiles = false;
-
   bool isProcess = true;
   AnimationController controller;
 
@@ -125,70 +120,34 @@ class _HomeListState extends State<HomeList> with SingleTickerProviderStateMixin
     super.dispose();
   }
 
-  showHome() {
-    setState(() {
-      this.isShowHome = true;
-      this.isShowFriends = false;
-      this.isShowGroups = false;
-      this.isShowFiles = false;
-    });
-  }
-
-  showFriends() {
-    setState(() {
-      this.isShowHome = false;
-      this.isShowFriends = true;
-      this.isShowGroups = false;
-      this.isShowFiles = false;
-    });
-  }
-
-  showGroups() {
-    setState(() {
-      this.isShowHome = false;
-      this.isShowFriends = false;
-      this.isShowGroups = true;
-      this.isShowFiles = false;
-    });
-  }
-
-  showFiles() {
-    setState(() {
-      this.isShowHome = false;
-      this.isShowFriends = false;
-      this.isShowGroups = false;
-      this.isShowFiles = true;
-    });
-  }
-
-  scanQr(bool isDesktop) {
+  _scanQr(bool isDesktop) {
     Navigator.push(
-        context,
-        MaterialPageRoute(
-            builder: (context) => QRScan(callback: (isOk, app, params) {
-                  Navigator.of(context).pop();
-                  if (app == 'add-friend' && params.length == 3) {
-                    final id = params[0];
-                    final addr = params[1];
-                    final name = params[2];
-                    final widget = ChatAddPage(id: id, addr: addr, name: name);
-                    Provider.of<AccountProvider>(context, listen: false)
-                        .systemAppGroupAddNew = false;
-                    if (isDesktop) {
-                      Provider.of<AccountProvider>(context, listen: false)
-                          .updateActivedApp(widget);
-                    } else {
-                      Navigator.push(
-                          context, MaterialPageRoute(builder: (_) => widget));
-                    }
-                  } else if (app == 'distribute' && params.length == 4) {
-                    final _name = params[0];
-                    final id = params[1];
-                    final addr = params[2];
-                    final _mnemonicWords = params[3];
-                    Provider.of<DeviceProvider>(context, listen: false).connect(addr);
-                  }
-                })));
+      context,
+      MaterialPageRoute(
+        builder: (context) => QRScan(callback: (isOk, app, params) {
+            Navigator.of(context).pop();
+            if (app == 'add-friend' && params.length == 3) {
+              final id = params[0];
+              final addr = params[1];
+              final name = params[2];
+              final widget = ChatAddPage(id: id, addr: addr, name: name);
+              Provider.of<AccountProvider>(context, listen: false)
+              .systemAppGroupAddNew = false;
+              if (isDesktop) {
+                Provider.of<AccountProvider>(context, listen: false)
+                .updateActivedApp(widget);
+              } else {
+                Navigator.push(
+                  context, MaterialPageRoute(builder: (_) => widget));
+              }
+            } else if (app == 'distribute' && params.length == 4) {
+              final _name = params[0];
+              final id = params[1];
+              final addr = params[2];
+              final _mnemonicWords = params[3];
+              Provider.of<DeviceProvider>(context, listen: false).connect(addr);
+            }
+    })));
   }
 
   @override
@@ -221,94 +180,79 @@ class _HomeListState extends State<HomeList> with SingleTickerProviderStateMixin
                 ),
                 Expanded(
                   child: Center(
-                    child: Text(
-                      isShowFriends
-                      ? lang.chats
-                      : (isShowGroups
-                        ? lang.groups
-                        : (isShowFiles ? lang.files : '')),
-                      style: TextStyle(fontWeight: FontWeight.bold),
-                    ),
+                    child: Text(provider.homeShowTitle, style: TextStyle(fontWeight: FontWeight.bold)),
                 )),
                 Icon(Icons.search_rounded, color: color.primary),
                 const SizedBox(width: 20.0),
                 Stack(
                   children: <Widget>[
                     Container(
-                        width: 28.0,
-                        height: 28.0,
-                        child: this.isShowHome
-                            ? PopupMenuButton<int>(
-                                shape: RoundedRectangleBorder(
-                                    borderRadius: BorderRadius.circular(15)),
-                                color: const Color(0xFFEDEDED),
-                                child: Icon(Icons.add_circle_outline_rounded,
-                                    color: color.primary),
-                                onSelected: (int value) {
-                                  if (value == 0) {
-                                    scanQr(isDesktop);
-                                  } else if (value == 1) {
-                                    final widget = ChatAddPage();
-                                    if (isDesktop) {
-                                      provider.updateActivedApp(widget);
-                                    } else {
-                                      provider.systemAppFriendAddNew = false;
-                                      setState(() {});
-                                      Navigator.push(
-                                          context,
-                                          MaterialPageRoute(
-                                              builder: (_) => widget));
-                                    }
-                                  } else if (value == 2) {
-                                    final widget = GroupAddPage();
-                                    if (isDesktop) {
-                                      provider.updateActivedApp(widget);
-                                    } else {
-                                      provider.systemAppFriendAddNew = false;
-                                      setState(() {});
-                                      Navigator.push(
-                                          context,
-                                          MaterialPageRoute(
-                                              builder: (_) => widget));
-                                    }
-                                  } else if (value == 3) {
-                                    showShadowDialog(
-                                        context,
-                                        Icons.info,
-                                        lang.info,
-                                        UserInfo(
-                                            id: provider.activedAccount.id,
-                                            name: provider.activedAccount.name,
-                                            addr: Global.addr));
-                                  }
-                                },
-                                itemBuilder: (context) {
-                                  return <PopupMenuEntry<int>>[
-                                    _menuItem(0, Icons.qr_code_scanner_rounded, lang.scan),
-                                    _menuItem(1, Icons.person_add_rounded, lang.addFriend,
-                                      provider.systemAppFriendAddNew),
-                                    _menuItem(2, Icons.add_business_rounded, lang.addGroup,
-                                      provider.systemAppGroupAddNew),
-                                    _menuItem(3, Icons.qr_code_rounded, lang.myQrcode),
-                                  ];
-                                },
-                              )
-                            : GestureDetector(
-                                onTap: showHome,
-                                child: Icon(Icons.home_outlined,
-                                    color: color.primary))),
-                    if (provider.systemAppFriendAddNew ||
-                        provider.systemAppGroupAddNew)
-                      Positioned(
-                          top: 0,
-                          right: 0,
-                          child: Container(
-                              width: 8.0,
-                              height: 8.0,
-                              decoration: BoxDecoration(
-                                color: Colors.red,
-                                shape: BoxShape.circle,
-                              ))),
+                      width: 28.0,
+                      height: 28.0,
+                      child: provider.homeShowTitle == ''
+                      ? PopupMenuButton<int>(
+                        shape: RoundedRectangleBorder(
+                          borderRadius: BorderRadius.circular(15)),
+                        color: const Color(0xFFEDEDED),
+                        child: Icon(Icons.add_circle_outline_rounded,
+                          color: color.primary),
+                        onSelected: (int value) {
+                          if (value == 0) {
+                            _scanQr(isDesktop);
+                          } else if (value == 1) {
+                            final widget = ChatAddPage();
+                            if (isDesktop) {
+                              provider.updateActivedApp(widget);
+                            } else {
+                              provider.systemAppFriendAddNew = false;
+                              setState(() {});
+                              Navigator.push(context, MaterialPageRoute(builder: (_) => widget));
+                            }
+                          } else if (value == 2) {
+                            final widget = GroupAddPage();
+                            if (isDesktop) {
+                              provider.updateActivedApp(widget);
+                            } else {
+                              provider.systemAppFriendAddNew = false;
+                              setState(() {});
+                              Navigator.push(context, MaterialPageRoute(builder: (_) => widget));
+                            }
+                          } else if (value == 3) {
+                            showShadowDialog(
+                              context,
+                              Icons.info,
+                              lang.info,
+                              UserInfo(
+                                id: provider.activedAccount.id,
+                                name: provider.activedAccount.name,
+                                addr: Global.addr)
+                            );
+                          }
+                        },
+                        itemBuilder: (context) {
+                          return <PopupMenuEntry<int>>[
+                            _menuItem(0, Icons.qr_code_scanner_rounded, lang.scan),
+                            _menuItem(1, Icons.person_add_rounded, lang.addFriend,
+                              provider.systemAppFriendAddNew),
+                            _menuItem(2, Icons.add_business_rounded, lang.addGroup,
+                              provider.systemAppGroupAddNew),
+                            _menuItem(3, Icons.qr_code_rounded, lang.myQrcode),
+                          ];
+                        },
+                      )
+                      : GestureDetector(onTap: () => provider.updateToHome(),
+                        child: Icon(Icons.home_outlined, color: color.primary))),
+                    if (provider.systemAppFriendAddNew || provider.systemAppGroupAddNew)
+                    Positioned(
+                      top: 0,
+                      right: 0,
+                      child: Container(
+                        width: 8.0,
+                        height: 8.0,
+                        decoration: BoxDecoration(
+                          color: Colors.red,
+                          shape: BoxShape.circle,
+                    ))),
                   ],
                 ),
               ],
@@ -316,41 +260,16 @@ class _HomeListState extends State<HomeList> with SingleTickerProviderStateMixin
           ),
           const SizedBox(height: 10.0),
           isProcess
-              ? LinearProgressIndicator(
-                  backgroundColor: Color(0x40ADB0BB),
-                  valueColor: AlwaysStoppedAnimation(color.primary),
-                  value: controller.value,
-                )
-              : const Divider(height: 1.0, color: Color(0x40ADB0BB)),
+          ? LinearProgressIndicator(
+            backgroundColor: Color(0x40ADB0BB),
+            valueColor: AlwaysStoppedAnimation(color.primary),
+            value: controller.value,
+          )
+          : const Divider(height: 1.0, color: Color(0x40ADB0BB)),
           const SizedBox(height: 5.0),
-          if (this.isShowHome)
-            Column(children: [
-              ListSystemApp(
-                  name: lang.chats,
-                  icon: Icons.people_rounded,
-                  callback: () => showFriends()),
-              ListSystemApp(
-                  name: lang.groups,
-                  icon: Icons.grid_view_rounded,
-                  callback: () => showGroups()),
-              ListSystemApp(
-                  name: lang.files,
-                  icon: Icons.folder_rounded,
-                  callback: () => showFiles()),
-              const SizedBox(height: 5.0),
-              const Divider(height: 1.0, color: Color(0x40ADB0BB)),
-              const SizedBox(height: 5.0),
-          ]),
-          if (this.isShowHome)
           Expanded(
-            child: ListView.builder(
-              itemCount: chatTops.length,
-              itemBuilder: (BuildContext ctx, int index) => ListChat(
-                friend: friends[chatTops.keys.elementAt(index)]),
-          )),
-          if (this.isShowFriends) ChatList(),
-          if (this.isShowGroups) ServiceList(),
-          if (this.isShowFiles) FolderList(),
+            child: provider.homeShowWidget,
+          )
         ],
       ),
     );
diff --git a/lib/provider.dart b/lib/provider.dart
index aeb499c..a783ae1 100644
--- a/lib/provider.dart
+++ b/lib/provider.dart
@@ -7,6 +7,7 @@ import 'package:flutter/material.dart';
 import 'package:esse/account.dart';
 import 'package:esse/utils/logined_cache.dart';
 import 'package:esse/widgets/default_core_show.dart';
+import 'package:esse/widgets/default_home_show.dart';
 import 'package:esse/global.dart';
 import 'package:esse/rpc.dart';
 
@@ -23,10 +24,15 @@ class AccountProvider extends ChangeNotifier {
   /// current user's did.
   String get id => this.activedAccount.id;
 
+  String homeShowTitle = '';
+  Widget defaultListShow = DefaultHomeShow();
+  Widget currentListShow = null;
   Widget coreShowWidget = DefaultCoreShow();
   bool systemAppFriendAddNew = false;
   bool systemAppGroupAddNew = false;
 
+  Widget get homeShowWidget => this.currentListShow ?? this.defaultListShow;
+
   AccountProvider() {
     // rpc notice when account not actived.
     rpc.addNotice(_accountNotice);
@@ -86,8 +92,8 @@ class AccountProvider extends ChangeNotifier {
     this.clearActivedAccount();
     this.activedAccountId = gid;
     this.activedAccount.hasNew = false;
-
-    rpc.send('friend-list', []);
+    this.coreShowWidget = DefaultCoreShow();
+    this.currentListShow = null;
 
     if (!this.activedAccount.online) {
       this.activedAccount.online = true;
@@ -103,6 +109,7 @@ class AccountProvider extends ChangeNotifier {
   logout() {
     this.accounts.clear();
     this.clearActivedAccount();
+    this.currentListShow = null;
     rpc.send('account-logout', []);
     clearLogined();
   }
@@ -130,8 +137,20 @@ class AccountProvider extends ChangeNotifier {
     notifyListeners();
   }
 
-  updateActivedApp(Widget widget) {
-    this.coreShowWidget = widget;
+  updateToHome() {
+    this.homeShowTitle = '';
+    this.currentListShow = null;
+    notifyListeners();
+  }
+
+  updateActivedApp([Widget coreWidget, String title, Widget homeWidget]) {
+    if (homeWidget != null && title != null) {
+      this.homeShowTitle = title;
+      this.currentListShow = homeWidget;
+    }
+    if (coreWidget != null) {
+      this.coreShowWidget = coreWidget;
+    }
     this.systemAppFriendAddNew = false;
     notifyListeners();
   }
diff --git a/lib/widgets/default_home_show.dart b/lib/widgets/default_home_show.dart
new file mode 100644
index 0000000..6059fe0
--- /dev/null
+++ b/lib/widgets/default_home_show.dart
@@ -0,0 +1,57 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import 'package:esse/l10n/localizations.dart';
+import 'package:esse/utils/adaptive.dart';
+import 'package:esse/widgets/list_system_app.dart';
+import 'package:esse/options.dart';
+import 'package:esse/provider.dart';
+
+import 'package:esse/apps/service/list.dart';
+import 'package:esse/apps/service/models.dart';
+import 'package:esse/apps/chat/provider.dart';
+import 'package:esse/apps/chat/list.dart';
+
+class DefaultHomeShow extends StatelessWidget {
+  const DefaultHomeShow({Key key}): super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final isDesktop = isDisplayDesktop(context);
+    final lang = AppLocalizations.of(context);
+    final chatProvider = context.watch<ChatProvider>();
+    final chatTops = chatProvider.topKeys;
+    final friends = chatProvider.friends;
+
+    return Column(children: [
+        ListSystemApp(name: lang.chats, icon: Icons.people_rounded,
+          callback: () => Provider.of<AccountProvider>(context, listen: false).updateActivedApp(
+            null, lang.chats, ChatList())),
+        ListSystemApp(name: lang.groups, icon: Icons.grid_view_rounded,
+          callback: () => Provider.of<AccountProvider>(context, listen: false).updateActivedApp(
+            null, lang.chats, ServiceList())),
+        const SizedBox(height: 5.0),
+        const Divider(height: 1.0, color: Color(0x40ADB0BB)),
+        const SizedBox(height: 5.0),
+        Column(
+          children: INNER_SERVICES.map((v) {
+              final params = v.params(lang);
+              return ListInnerService(
+                name: params[0],
+                bio: params[1],
+                logo: params[2],
+                callback: () => v.callback(context, isDesktop, lang),
+                isDesktop: isDesktop,
+              );
+          }).toList()
+        ),
+        Expanded(
+          child: ListView.builder(
+            itemCount: chatTops.length,
+            itemBuilder: (BuildContext ctx, int index) => ListChat(
+              friend: friends[chatTops.keys.elementAt(index)]),
+          ),
+        )
+    ]);
+  }
+}
diff --git a/pubspec.yaml b/pubspec.yaml
index 1ea24e8..dc1486d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -70,7 +70,8 @@ flutter:
     - assets/logo/logo_dark.png
     - assets/logo/logo_light.png
     - assets/logo/logo_40.jpg
-    - assets/logo/logo_esse.jpg
+    - assets/logo/logo_assistant.png
+    - assets/logo/logo_files.png
     - assets/images/background_light.jpg
     - assets/images/background_dark.jpg
     - assets/images/image_missing.png
diff --git a/src/apps/chat/models.rs b/src/apps/chat/models.rs
index 9c3de18..22b5915 100644
--- a/src/apps/chat/models.rs
+++ b/src/apps/chat/models.rs
@@ -491,7 +491,9 @@ impl Request {
     }
 
     pub fn to_friend(self) -> Friend {
-        Friend::new(self.gid, self.addr, self.name, self.remark)
+        let mut friend = Friend::new(self.gid, self.addr, self.name, self.remark);
+        friend.is_top = true; // default set to top page.
+        friend
     }
 
     /// here is zero-copy and unwrap is safe. checked.