chore: Bring back separate chat types

lib/config/app_config.dart

@@ -44,6 +44,7 @@ abstract class AppConfig {
   static bool hideRedactedEvents = false;
   static bool hideUnknownEvents = true;
   static bool hideUnimportantStateEvents = true;
+  static bool separateChatTypes = false;
   static bool autoplayImages = true;
   static bool sendTypingNotifications = true;
   static bool sendPublicReadReceipts = true;

lib/config/setting_keys.dart

@@ -4,6 +4,7 @@ abstract class SettingKeys {
   static const String hideUnknownEvents = 'chat.fluffy.hideUnknownEvents';
   static const String hideUnimportantStateEvents =
       'chat.fluffy.hideUnimportantStateEvents';
+  static const String separateChatTypes = 'chat.fluffy.separateChatTypes';
   static const String sentry = 'sentry';
   static const String theme = 'theme';
   static const String amoledEnabled = 'amoled_enabled';

lib/pages/chat_list/chat_list.dart

@@ -50,8 +50,9 @@ enum PopupMenuAction {
 
 enum ActiveFilter {
   allChats,
-  unread,
+  messages,
   groups,
+  unread,
   spaces,
 }
 
@@ -60,6 +61,8 @@ extension LocalizedActiveFilter on ActiveFilter {
     switch (this) {
       case ActiveFilter.allChats:
         return L10n.of(context)!.all;
+      case ActiveFilter.messages:
+        return L10n.of(context)!.messages;
       case ActiveFilter.unread:
         return L10n.of(context)!.unread;
       case ActiveFilter.groups:
@@ -321,6 +324,8 @@ class ChatListController extends State<ChatList>
     switch (activeFilter) {
       case ActiveFilter.allChats:
         return (room) => true;
+      case ActiveFilter.messages:
+        return (room) => !room.isSpace && room.isDirectChat;
       case ActiveFilter.groups:
         return (room) => !room.isSpace && !room.isDirectChat;
       case ActiveFilter.unread:

lib/pages/chat_list/chat_list_body.dart

@@ -165,9 +165,12 @@ class ChatListViewBody extends StatelessWidget {
                           shrinkWrap: true,
                           scrollDirection: Axis.horizontal,
                           children: [
-                            ActiveFilter.allChats,
-                            ActiveFilter.unread,
+                            if (AppConfig.separateChatTypes)
+                              ActiveFilter.messages
+                            else
+                              ActiveFilter.allChats,
                             ActiveFilter.groups,
+                            ActiveFilter.unread,
                             if (spaceDelegateCandidates.isNotEmpty &&
                                 !controller.widget.displayNavigationRail)
                               ActiveFilter.spaces,

lib/pages/settings_style/settings_style_view.dart

@@ -185,6 +185,12 @@ class SettingsStyleView extends StatelessWidget {
               storeKey: SettingKeys.showPresences,
               defaultValue: AppConfig.showPresences,
             ),
+            SettingsSwitchListTile.adaptive(
+              title: L10n.of(context)!.separateChatTypes,
+              onChanged: (b) => AppConfig.separateChatTypes = b,
+              storeKey: SettingKeys.separateChatTypes,
+              defaultValue: AppConfig.separateChatTypes,
+            ),
             Divider(
               height: 1,
               color: Theme.of(context).dividerColor,

lib/widgets/matrix.dart

@@ -433,6 +433,10 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
         store.getBool(SettingKeys.hideUnimportantStateEvents) ??
             AppConfig.hideUnimportantStateEvents;
 
+    AppConfig.separateChatTypes =
+        store.getBool(SettingKeys.separateChatTypes) ??
+            AppConfig.separateChatTypes;
+
     AppConfig.autoplayImages =
         store.getBool(SettingKeys.autoplayImages) ?? AppConfig.autoplayImages;