local cache

glance-system/glance-helper.yaml

@@ -1019,6 +1019,11 @@ data:
         text: str
         done: bool = False
     
+    class TodoSyncRequest(BaseModel):
+        """Request body for syncing todos."""
+        todos: list
+        modified: str  # Client's last modified timestamp
+    
     class MotivationItem(BaseModel):
         text: str
     
@@ -1038,6 +1043,7 @@ data:
         default = {
             "notes": "",
             "todos": [],
+            "todos_modified": None,  # ISO timestamp of last todos modification
             "motivation": [
                 "Believe in yourself!",
                 "Every day is a new opportunity.",
@@ -1100,18 +1106,73 @@ data:
         )
     
     # ========== TODOS ==========
+    def _update_todos_modified(data: dict) -> str:
+        """Update the todos_modified timestamp and return it."""
+        ts = datetime.now(timezone.utc).isoformat()
+        data["todos_modified"] = ts
+        return ts
+    
     @APP.get("/userdata/{user}/todos")
     def get_todos(user: str):
-        """Get user todos."""
+        """Get user todos with modification timestamp for sync."""
         data = _load_userdata(user)
         return Response(
             content=json.dumps({
                 "todos": data.get("todos", []),
-                "count": len(data.get("todos", []))
+                "count": len(data.get("todos", [])),
+                "modified": data.get("todos_modified")
             }, ensure_ascii=False),
             media_type="application/json; charset=utf-8"
         )
     
+    @APP.post("/userdata/{user}/todos/sync")
+    def sync_todos(user: str, body: TodoSyncRequest, key: str = Query(default="")):
+        """
+        Sync todos between client and server.
+        - If client's modified > server's modified: update server with client data
+        - If server's modified > client's modified: return server data (client should update)
+        - Returns current server state either way
+        """
+        _verify_key(key)
+        data = _load_userdata(user)
+        server_modified = data.get("todos_modified")
+        client_modified = body.modified
+        
+        # Determine who has newer data
+        # If server has no timestamp, client data is newer
+        # If client timestamp > server timestamp, client is newer
+        client_is_newer = False
+        if not server_modified:
+            client_is_newer = True
+        elif client_modified and client_modified > server_modified:
+            client_is_newer = True
+        
+        if client_is_newer:
+            # Update server with client data
+            data["todos"] = body.todos
+            new_ts = _update_todos_modified(data)
+            _save_userdata(user, data)
+            return Response(
+                content=json.dumps({
+                    "action": "uploaded",
+                    "todos": data["todos"],
+                    "modified": new_ts,
+                    "count": len(data["todos"])
+                }, ensure_ascii=False),
+                media_type="application/json; charset=utf-8"
+            )
+        else:
+            # Server has newer or same data, client should download
+            return Response(
+                content=json.dumps({
+                    "action": "downloaded",
+                    "todos": data.get("todos", []),
+                    "modified": server_modified,
+                    "count": len(data.get("todos", []))
+                }, ensure_ascii=False),
+                media_type="application/json; charset=utf-8"
+            )
+    
     @APP.post("/userdata/{user}/todos")
     def add_todo(user: str, body: TodoItem, key: str = Query(default="")):
         """Add a new todo item."""
@@ -1128,10 +1189,11 @@ data:
         if not data.get("todos"):
             data["todos"] = []
         data["todos"].append(new_todo)
+        new_ts = _update_todos_modified(data)
         _save_userdata(user, data)
         
         return Response(
-            content=json.dumps({"success": True, "todo": new_todo}, ensure_ascii=False),
+            content=json.dumps({"success": True, "todo": new_todo, "modified": new_ts}, ensure_ascii=False),
             media_type="application/json; charset=utf-8"
         )
     
@@ -1145,9 +1207,10 @@ data:
             if todo.get("id") == todo_id:
                 todo["text"] = body.text.strip()
                 todo["done"] = body.done
+                new_ts = _update_todos_modified(data)
                 _save_userdata(user, data)
                 return Response(
-                    content=json.dumps({"success": True, "todo": todo}, ensure_ascii=False),
+                    content=json.dumps({"success": True, "todo": todo, "modified": new_ts}, ensure_ascii=False),
                     media_type="application/json; charset=utf-8"
                 )
         
@@ -1165,9 +1228,10 @@ data:
         if len(data["todos"]) == original_count:
             raise HTTPException(status_code=404, detail="Todo not found")
         
+        new_ts = _update_todos_modified(data)
         _save_userdata(user, data)
         return Response(
-            content=json.dumps({"success": True, "deleted": todo_id}, ensure_ascii=False),
+            content=json.dumps({"success": True, "deleted": todo_id, "modified": new_ts}, ensure_ascii=False),
             media_type="application/json; charset=utf-8"
         )