librespot-python/librespot/metadata/ArtistId.py
2021-04-09 23:16:18 +00:00

42 lines
1.3 KiB
Python

from __future__ import annotations
from librespot.common import Base62, Utils
from librespot.metadata import SpotifyId
import re
class ArtistId(SpotifyId.SpotifyId):
_PATTERN = re.compile("spotify:artist:(.{22})")
_BASE62 = Base62.create_instance_with_inverted_character_set()
_hexId: str
def __init__(self, hex_id: str):
self._hexId = hex_id
@staticmethod
def from_uri(uri: str) -> ArtistId:
matcher = ArtistId._PATTERN.search(uri)
if matcher is not None:
artist_id = matcher.group(1)
return ArtistId(Utils.bytes_to_hex(ArtistId._BASE62.decode(artist_id, 16)))
else:
raise TypeError("Not a Spotify artist ID: {}".format(uri))
@staticmethod
def from_base62(base62: str) -> ArtistId:
return ArtistId(Utils.bytes_to_hex(ArtistId._BASE62.decode(base62, 16)))
@staticmethod
def from_hex(hex_str: str) -> ArtistId:
return ArtistId(hex_str)
def to_mercury_uri(self) -> str:
return "hm://metadata/4/artist/{}".format(self._hexId)
def to_spotify_uri(self) -> str:
return "spotify:artist:{}".format(
ArtistId._BASE62.encode(Utils.hex_to_bytes(self._hexId))
)
def hex_id(self) -> str:
return self._hexId