Function useUndoRedo

apps/sim/hooks/use-undo-redo.ts:52–2087

()

const logger = createLogger('UndoRedo')

export function useUndoRedo() {
  const { data: session } = useSession()
  const activeWorkflowId = useWorkflowRegistry((state) => state.activeWorkflowId)
  const { addToQueue } = useOperationQueue()

  const userId = session?.user?.id || 'unknown'

  const recordBatchAddBlocks = useCallback(
    (
      blockSnapshots: BlockState[],
      edgeSnapshots: Edge[] = [],
      subBlockValues: Record<string, Record<string, unknown>> = {}
    ) => {
      if (!activeWorkflowId || blockSnapshots.length === 0) return

      const operation: BatchAddBlocksOperation = {
        id: generateId(),
        type: UNDO_REDO_OPERATIONS.BATCH_ADD_BLOCKS,
        timestamp: Date.now(),
        workflowId: activeWorkflowId,
        userId,
        data: {
          blockSnapshots,
          edgeSnapshots,
          subBlockValues,
        },
      }

      const inverse: BatchRemoveBlocksOperation = {
        id: generateId(),
        type: UNDO_REDO_OPERATIONS.BATCH_REMOVE_BLOCKS,
        timestamp: Date.now(),
        workflowId: activeWorkflowId,
        userId,
        data: {
          blockSnapshots,
          edgeSnapshots,
          subBlockValues,
        },
      }

      const entry = createOperationEntry(operation, inverse)
      useUndoRedoStore.getState().push(activeWorkflowId, userId, entry)

      logger.debug('Recorded batch add blocks', {
        blockCount: blockSnapshots.length,
        edgeCount: edgeSnapshots.length,
        workflowId: activeWorkflowId,
      })
    },
    [activeWorkflowId, userId]
  )

  const recordBatchRemoveBlocks = useCallback(
    (
      blockSnapshots: BlockState[],
      edgeSnapshots: Edge[] = [],
      subBlockValues: Record<string, Record<string, unknown>> = {}