# Copyright (C) 2016-2017 Virgil Security Inc.
#
# Lead Maintainer: Virgil Security Inc. <support@virgilsecurity.com>
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import virgil_crypto

class Fingerprint(object):
    """Fingerprint container class.

    Class provides methods for importing and exporting fingerprints.
    """
    def __init__(self, fingerprint_data):
        self._fingerprint_data = fingerprint_data

    @classmethod
    def from_hex(cls, fingerprint_hex):
        # type: (str) -> Fingerprint
        """Creates new Fingerprint from hex.

        Args:
            fingerprint_hex: hex string of the fingerprint.

        Returns:
            Imported Fingerprint.
        """
        data = virgil_crypto.VirgilByteArrayUtils.hexToBytes(fingerprint_hex)
        return cls(data)

    @property
    def value(self):
        # type: () -> Tuple[*int]
        """Raw fingerprint value.

        Returns:
            Fingerprint bytes.
        """
        return self._fingerprint_data

    @property
    def to_hex(self):
        # type: () -> str
        """Fingerprint data in hexadecimal.

        Returns:
            Hexademical fingerprint representation.
        """
        hex_data = virgil_crypto.VirgilByteArrayUtils.bytesToHex(self.value)
        return hex_data
