feat: add clear all chats

src/main.py

@@ -273,6 +273,10 @@ class BavarderApplication(Adw.Application):
     def check_network(self):
         return False
 
+    def clear_all_chats(self):
+        self.data["chats"] = []
+        self.win.load_threads()
+
 def main(version):
     """The application's entry point."""
     app = BavarderApplication()

src/views/preferences_window.blp

@@ -8,6 +8,7 @@ template $Preferences : Adw.PreferencesWindow {
   modal: true;
 
   Adw.PreferencesPage general_page {
+    title: _("Models");
 
     Adw.PreferencesGroup provider_group {
       title: _("Providers");
@@ -15,7 +16,26 @@ template $Preferences : Adw.PreferencesWindow {
 
     Adw.PreferencesGroup model_group {
       title: _("Models");
+    }
+  }
 
+  Adw.PreferencesPage {
+    title: _("Preferences");
+
+    Adw.PreferencesGroup miscellaneous_group {
+      title: _("Miscellaneous");
+
+      Adw.ActionRow {
+        title: _("Clear all chats");
+
+        Button clear_all_chats_button {
+          valign: center;
+          label: _("Clear");
+          tooltip-text: _("This will clear all chats from the database.");
+          clicked => $clear_all_chats_clicked();
+          styles ["destructive-action"]
+        }
+      }
     }
   }
 }

src/views/preferences_window.py

@@ -14,6 +14,7 @@ class PreferencesWindow(Adw.PreferencesWindow):
     provider_group = Gtk.Template.Child()
     general_page = Gtk.Template.Child()
     model_group = Gtk.Template.Child()
+    miscellaneous_group = Gtk.Template.Child()
 
     def __init__(self, parent, **kwargs):
         super().__init__(**kwargs)
@@ -59,3 +60,11 @@ class PreferencesWindow(Adw.PreferencesWindow):
             self.model_group.add(self.no_models_available)
 
         self.general_page.add(self.model_group)
+
+    @Gtk.Template.Callback()
+    def clear_all_chats_clicked(self, widget, *args):
+        self.app.clear_all_chats()
+
+        toast = Adw.Toast()
+        toast.set_title(_("All chats cleared!"))
+        self.add_toast(toast)