history_manager

class amulet.api.history_manager.ChunkHistoryManager(temp_dir)

Bases: object

Class to manage changes and deletions of chunks

add_original_chunk(chunk, dimension)

Adds the given chunk to the chunk history

create_undo_point(chunk_cache)

Find all the chunks which have changed since the last snapshot, serialise them and store the path to the file (or None if it has been deleted)

mark_saved()

Let the history manager know that the world has been saved

redo(chunk_cache)

Re-increments the internal change index and un-serialises the chunks from the next newest change

undo(chunk_cache)

Decrements the internal change index and un-serialises the last save state for each chunk changed

unsaved_changes

The number of changes that have been made since the last save

Return type:int