class WorkflowFlags:
    CSV_RECEIVED = 0      # 0000
    DATA_LOADED = 1       # 0001
    DATA_ELABORATED = 2   # 0010
    SENT_RAW_DATA = 4     # 0100
    SENT_ELAB_DATA = 8    # 1000


# Mappatura flag -> colonna timestamp
FLAG_TO_TIMESTAMP = {
    WorkflowFlags.CSV_RECEIVED: "inserted_at",
    WorkflowFlags.DATA_LOADED: "loaded_at",
    WorkflowFlags.DATA_ELABORATED: "elaborated_at",
    WorkflowFlags.SENT_RAW_DATA: "sent_raw_at",
    WorkflowFlags.SENT_ELAB_DATA: "sent_elab_at"
}

# Dimensione degli split della matrice per il caricamento
BATCH_SIZE = 1000