Update gallery_app.py

gallery_app.py

@@ -40,6 +40,7 @@ class AppState:
         self._path_to_idx: Dict[str, int] = {}  # Reverse index for O(1) lookups
         self.green_dots: Set[int] = set()
         self.index_map: Dict[int, str] = {}
+        self.committed_indexes: Set[int] = set()  # NEW: Track which indexes are from persistent tags
         
         # Staged data cache with dirty flag
         self._staged_data: Dict = {}
@@ -230,25 +231,40 @@ def load_images():
     refresh_ui()
 
 def refresh_staged_info():
-    """Update staged data and index maps (optimized)."""
+    """Update staged data and index maps (optimized) - includes persistent tags."""
     # Green dots using optimized O(staged) lookup
     state.green_dots = state.compute_green_dots()
     
     # Build index map for active category
     state.index_map.clear()
+    state.committed_indexes.clear()  # Track which are committed vs staged
     
-    # Add staged images for current category
+    # 1. Add staged images for current category (pending commits) - these are "yellow" 
+    staged_indexes = set()
     for orig_path, info in state.staged_data.items():
         if info['cat'] == state.active_cat:
             idx = _extract_index(info['name'])
             if idx is not None:
                 state.index_map[idx] = orig_path
+                staged_indexes.add(idx)
     
-    # Add committed images from disk (cached)
+    # 2. Add committed images from disk (cached scan)
     disk_map = state.get_disk_index_map(state.active_cat)
     for idx, path in disk_map.items():
         if idx not in state.index_map:
             state.index_map[idx] = path
+            state.committed_indexes.add(idx)
+    
+    # 3. Load persistent tags for this output folder (NEW)
+    # This shows which indexes are "taken" even if files moved elsewhere
+    persistent = SorterEngine.get_persistent_tags_by_category(state.output_dir, state.active_cat)
+    for idx, filename in persistent.items():
+        if idx not in state.index_map:
+            # Check if file still exists in output
+            full_path = os.path.join(state.output_dir, state.active_cat, filename)
+            if os.path.exists(full_path):
+                state.index_map[idx] = full_path
+                state.committed_indexes.add(idx)
 
 def _extract_index(filename: str) -> Optional[int]:
     """Extract numeric index from filename (e.g., 'Cat_042.jpg' -> 42)."""
@@ -380,11 +396,25 @@ def render_sidebar():
     with state.sidebar_container:
         ui.label("🏷️ Category Manager").classes('text-xl font-bold mb-2 text-white')
         
-        # Number grid (1-25)
+        # Legend for number grid colors
+        with ui.row().classes('gap-4 mb-2 text-xs'):
+            ui.label("🟢 Committed").classes('text-green-400')
+            ui.label("🟡 Staged").classes('text-yellow-400')
+            ui.label("⚫ Free").classes('text-gray-500')
+        
+        # Number grid (1-25) with color coding
         with ui.grid(columns=5).classes('gap-1 mb-4 w-full'):
             for i in range(1, 26):
                 is_used = i in state.index_map
-                color = 'green' if is_used else 'grey-9'
+                is_committed = i in state.committed_indexes
+                
+                # Color logic: green=committed, yellow=staged, grey=free
+                if is_committed:
+                    color = 'green'
+                elif is_used:
+                    color = 'yellow'
+                else:
+                    color = 'grey-9'
                 
                 def make_click_handler(num: int):
                     def handler():