fix(gui): Implement correct UX for discussion takes tabs and combo box

src/app_controller.py

@@ -2194,18 +2194,17 @@ class AppController:
  def _branch_discussion(self, index: int) -> None:
   self._flush_disc_entries_to_project()
   # Generate a unique branch name
-  base_name = f"{self.active_discussion}_take"
+  base_name = self.active_discussion.split("_take_")[0]
   counter = 1
-  new_name = f"{base_name}_{counter}"
+  new_name = f"{base_name}_take_{counter}"
   disc_sec = self.project.get("discussion", {})
   discussions = disc_sec.get("discussions", {})
   while new_name in discussions:
    counter += 1
-   new_name = f"{base_name}_{counter}"
+   new_name = f"{base_name}_take_{counter}"
 
   project_manager.branch_discussion(self.project, self.active_discussion, new_name, index)
   self._switch_discussion(new_name)
-
  def _rename_discussion(self, old_name: str, new_name: str) -> None:
   disc_sec = self.project.get("discussion", {})
   discussions = disc_sec.get("discussions", {})

src/gui_2.py

@@ -2309,17 +2309,39 @@ def hello():
    return
   if not self.is_viewing_prior_session and imgui.collapsing_header("Discussions", imgui.TreeNodeFlags_.default_open):
    names = self._get_discussion_names()
-   if imgui.begin_tab_bar("discussion_takes_tabs"):
+   grouped_discussions = {}
    for name in names:
-     # Only force selection if active_discussion changed externally
-     flags = imgui.TabItemFlags_.set_selected if name == self.active_discussion else 0
-     opened, _ = imgui.begin_tab_item(name, None, flags)
+    base = name.split("_take_")[0]
+    grouped_discussions.setdefault(base, []).append(name)
+    
+   active_base = self.active_discussion.split("_take_")[0]
+   if active_base not in grouped_discussions:
+    active_base = names[0] if names else ""
+
+   base_names = sorted(grouped_discussions.keys())
+   if imgui.begin_combo("##disc_sel", active_base):
+    for bname in base_names:
+     is_selected = (bname == active_base)
+     if imgui.selectable(bname, is_selected)[0]:
+      target = bname if bname in names else grouped_discussions[bname][0]
+      if target != self.active_discussion:
+       self._switch_discussion(target)
+     if is_selected:
+      imgui.set_item_default_focus()
+    imgui.end_combo()
+
+   current_takes = grouped_discussions.get(active_base, [])
+   if imgui.begin_tab_bar("discussion_takes_tabs"):
+    for take_name in current_takes:
+     label = "Original" if take_name == active_base else take_name.replace(f"{active_base}_", "").replace("_", " ").title()
+     flags = imgui.TabItemFlags_.set_selected if take_name == self.active_discussion else 0
+     opened, _ = imgui.begin_tab_item(f"{label}###{take_name}", None, flags)
      if opened:
-      if name != self.active_discussion:
-       self._switch_discussion(name)
+      if take_name != self.active_discussion:
+       self._switch_discussion(take_name)
       imgui.end_tab_item()
     
-    if imgui.begin_tab_item("Synthesis")[0]:
+    if imgui.begin_tab_item("Synthesis###Synthesis"):
      self._render_synthesis_panel()
      imgui.end_tab_item()
 

tests/test_gui_discussion_tabs.py

@@ -11,22 +11,26 @@ def mock_gui():
             'active': 'main',
             'discussions': {
                 'main': {'history': []},
-                'take_1': {'history': []},
-                'take_2': {'history': []}
+                'main_take_1': {'history': []},
+                'other_topic': {'history': []}
             }
         }
     }
     gui.active_discussion = 'main'
-    # Mock some required state
     gui.perf_profiling_enabled = False
     gui.is_viewing_prior_session = False
-    gui._get_discussion_names = lambda: ['main', 'take_1', 'take_2']
+    gui._get_discussion_names = lambda: ['main', 'main_take_1', 'other_topic']
     return gui
 
 def test_discussion_tabs_rendered(mock_gui):
     with patch('src.gui_2.imgui') as mock_imgui, \
          patch('src.app_controller.AppController.active_project_root', new_callable=PropertyMock, return_value='.'):
-        # We expect a tab bar to be used instead of a combo box
+        
+        # We expect a combo box for base discussion
+        mock_imgui.begin_combo.return_value = True
+        mock_imgui.selectable.return_value = (False, False)
+        
+        # We expect a tab bar for takes
         mock_imgui.begin_tab_bar.return_value = True
         mock_imgui.begin_tab_item.return_value = (True, True)
         mock_imgui.input_text.return_value = (False, "")
@@ -34,16 +38,16 @@ def test_discussion_tabs_rendered(mock_gui):
         mock_imgui.checkbox.return_value = (False, False)
         mock_imgui.input_int.return_value = (False, 0)
         
-        # Prevent infinite loop in ListClipper
         mock_clipper = MagicMock()
         mock_clipper.step.return_value = False
         mock_imgui.ListClipper.return_value = mock_clipper
         
         mock_gui._render_discussion_panel()
         
+        mock_imgui.begin_combo.assert_called_once_with("##disc_sel", 'main')
         mock_imgui.begin_tab_bar.assert_called_once_with('discussion_takes_tabs')
-        # Check that begin_tab_item was called for each take
+        
         calls = [c[0][0] for c in mock_imgui.begin_tab_item.call_args_list]
-        assert 'main' in calls
-        assert 'take_1' in calls
-        assert 'take_2' in calls
+        assert 'Original###main' in calls
+        assert 'Take 1###main_take_1' in calls
+        assert 'Synthesis###Synthesis' in calls