Implement sync_from_state method for Area, Brand, Item, RoomFunction, and Room models; streamline entity management in settings

models/areas.py

@@ -26,3 +26,33 @@ class Area(db.Model):
             'id': self.id,
             'name': self.name
         }
+    
+    @classmethod
+    def sync_from_state(cls, submitted_items: list[dict]):
+        """
+        Syncs the Area table with the provided list of dictionaries.
+        Adds new areas and removes areas that are not in the list.
+        """
+        submitted = {
+            str(item.get("name", "")).strip()
+            for item in submitted_items
+            if isinstance(item, dict) and str(item.get("name", "")).strip()
+        }
+
+        existing_query = db.session.query(cls)
+        existing = {area.name: area for area in existing_query.all()}
+
+        existing_names = set(existing.keys())
+
+        print(f"Existing areas: {existing_names}")
+        print(f"Submitted areas: {submitted}")
+        print(f"Areas to add: {submitted - existing_names}")
+        print(f"Areas to remove: {existing_names - submitted}")
+
+        for name in submitted - existing_names:
+            db.session.add(cls(name=name))
+            print(f"➕ Adding area: {name}")
+
+        for name in existing_names - submitted:
+            db.session.delete(existing[name])
+            print(f"🗑️ Removing area: {name}")