import enum


@enum.unique
class DB_PREFIXES(enum.Enum):
    claim_to_support = b'K'
    support_to_claim = b'L'

    claim_to_txo = b'E'
    txo_to_claim = b'G'

    claim_to_channel = b'I'
    channel_to_claim = b'J'

    claim_short_id_prefix = b'F'
    effective_amount = b'D'
    claim_expiration = b'O'

    claim_takeover = b'P'
    pending_activation = b'Q'
    activated_claim_and_support = b'R'
    active_amount = b'S'

    repost = b'V'
    reposted_claim = b'W'

    undo_claimtrie = b'M'

    HISTORY_PREFIX = b'A'
    TX_PREFIX = b'B'
    BLOCK_HASH_PREFIX = b'C'
    HEADER_PREFIX = b'H'
    TX_NUM_PREFIX = b'N'
    TX_COUNT_PREFIX = b'T'
    UNDO_PREFIX = b'U'
    TX_HASH_PREFIX = b'X'

    HASHX_UTXO_PREFIX = b'h'
    db_state = b's'
    UTXO_PREFIX = b'u'
    HASHX_HISTORY_PREFIX = b'x'