chore: Adjust appbar design

lib/pages/chat_list/chat_list_body.dart

@@ -181,12 +181,10 @@ class _ChatListViewBodyState extends State<ChatListViewBody> {
                             radius: Avatar.defaultSize / 2,
                             child:
                                 const Icon(Icons.enhanced_encryption_outlined),
-                            backgroundColor: Theme.of(context)
-                                .colorScheme
-                                .secondaryContainer,
-                            foregroundColor: Theme.of(context)
-                                .colorScheme
-                                .onSecondaryContainer,
+                            backgroundColor:
+                                Theme.of(context).colorScheme.surfaceVariant,
+                            foregroundColor:
+                                Theme.of(context).colorScheme.onSurfaceVariant,
                           ),
                           title: Text(
                             (Matrix.of(context)

lib/pages/chat_list/chat_list_header.dart

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:vrouter/vrouter.dart';
 
+import 'package:fluffychat/config/app_config.dart';
 import 'package:fluffychat/pages/chat_list/chat_list.dart';
 import 'package:fluffychat/pages/chat_list/client_chooser_button.dart';
 import 'package:fluffychat/widgets/matrix.dart';
@@ -18,6 +19,7 @@ class ChatListHeader extends StatelessWidget implements PreferredSizeWidget {
 
     return AppBar(
       automaticallyImplyLeading: false,
+      scrolledUnderElevation: selectMode == SelectMode.normal ? 0 : null,
       leading: selectMode == SelectMode.normal
           ? null
           : IconButton(
@@ -36,26 +38,31 @@ class ChatListHeader extends StatelessWidget implements PreferredSizeWidget {
                   controller.selectedRoomIds.length.toString(),
                   key: const ValueKey(SelectMode.select),
                 )
-              : SizedBox(
-                  height: 44,
+              : Material(
+                  color: Theme.of(context).brightness == Brightness.light
+                      ? Colors.white
+                      : Colors.black,
+                  borderRadius: const BorderRadius.only(
+                    topLeft: Radius.circular(AppConfig.borderRadius),
+                    topRight: Radius.circular(AppConfig.borderRadius),
+                  ),
+                  elevation: 6,
+                  shadowColor: Theme.of(context).dividerColor.withAlpha(100),
                   child: TextField(
                     controller: controller.searchController,
                     textInputAction: TextInputAction.search,
                     onChanged: controller.onSearchEnter,
                     decoration: InputDecoration(
-                      fillColor: Theme.of(context).colorScheme.surfaceVariant,
-                      contentPadding: EdgeInsets.zero,
-                      border: OutlineInputBorder(
-                        borderRadius: BorderRadius.circular(90),
-                        borderSide: BorderSide.none,
-                      ),
+                      border: const UnderlineInputBorder(
+                          borderSide: BorderSide.none),
+                      filled: false,
                       hintText: controller.activeSpacesEntry.getName(context),
                       prefixIcon: controller.isSearchMode
                           ? IconButton(
                               tooltip: L10n.of(context)!.cancel,
                               icon: const Icon(Icons.close_outlined),
                               onPressed: controller.cancelSearch,
-                              color: Theme.of(context).colorScheme.primary,
+                              color: Theme.of(context).colorScheme.onBackground,
                             )
                           : IconButton(
                               onPressed: Scaffold.of(context).openDrawer,

lib/pages/chat_list/stories_header.dart

@@ -119,7 +119,7 @@ class StoriesHeader extends StatelessWidget {
               ...client.storiesRooms..remove(ownStoryRoom),
             ];
             return SizedBox(
-              height: 98,
+              height: 96,
               child: ListView.builder(
                 padding: const EdgeInsets.symmetric(horizontal: 12),
                 scrollDirection: Axis.horizontal,

lib/utils/string_color.dart

@@ -25,6 +25,6 @@ extension StringColor on String {
       number += codeUnitAt(i);
     }
     number = (number % 12) * 25.5;
-    return HSLColor.fromAHSL(1, number, 1, 0.8).toColor();
+    return HSLColor.fromAHSL(1, number, 1, 0.7).toColor();
   }
 }

lib/widgets/avatar.dart

@@ -48,7 +48,7 @@ class Avatar extends StatelessWidget {
       child: Text(
         fallbackLetters,
         style: TextStyle(
-          color: noPic ? name?.darkColor : null,
+          color: noPic ? Colors.white : null,
           fontSize: fontSize,
         ),
       ),