Support batch command for existing APIs

api/s25_vertices.py

@@ -43,6 +43,21 @@ def set_vertex_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
     return SqlChangeSet(redo_sql, undo_sql, redo_cs, undo_cs)
 
 
+def add_vertex_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
+    result = set_vertex_cache(name, cs)
+    result.redo_cs |= g_add_prefix
+    result.undo_cs |= g_delete_prefix
+    return result
+
+
+def delete_vertex_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
+    cs.operations[0]['coords'] = []
+    result = set_vertex_cache(name, cs)
+    result.redo_cs |= g_delete_prefix
+    result.undo_cs |= g_add_prefix
+    return result
+
+
 def set_vertex(name: str, cs: ChangeSet) -> ChangeSet:
     result = set_vertex_cache(name, cs)
     result.redo_cs |= g_update_prefix