remove erasing initial map

districtr · Nov 11, 2024 · 7ef2e6e · 7ef2e6e
1 parent e2d80a3
commit 7ef2e6e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/src/app/components/sidebar/UndoRedoButton.tsx b/app/src/app/components/sidebar/UndoRedoButton.tsx
@@ -30,7 +30,7 @@ export function UndoRedoButton({ isRedo = false }) {
       disabled={
         isRedo
           ? futureStates.length === 0
-          : pastStates.length === 0
+          : pastStates.filter((state) => state.zoneAssignments?.size).length <= 1
       }
     >
       <div style={{ transform: isRedo ? "rotateY(180deg)" : "" }}>