fix: apply merge polygon function only if multipolygon

hotosm · Oct 16, 2024 · 5bdbea1 · 5bdbea1
1 parent 5511c7c
commit 5bdbea1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/backend/app/projects/project_crud.py b/src/backend/app/projects/project_crud.py
@@ -418,7 +418,8 @@ async def preview_split_by_square(
     Use a lambda function to remove the "z" dimension from each
     coordinate in the feature's geometry.
     """
-    boundary = merge_polygons(boundary)
+    if len(boundary["features"]) == 0:
+        boundary = merge_polygons(boundary)
 
     return await run_in_threadpool(
         lambda: split_by_square(