from __future__ import annotations

import re

from librespot.common import Base62
from librespot.common import Utils
from librespot.metadata import SpotifyId


class ShowId(SpotifyId.SpotifyId):
    _PATTERN = re.compile("spotify:show:(.{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) -> ShowId:
        matcher = ShowId._PATTERN.search(uri)
        if matcher is not None:
            show_id = matcher.group(1)
            return ShowId(
                Utils.bytes_to_hex(ShowId._BASE62.decode(show_id, 16)))
        else:
            raise TypeError("Not a Spotify show ID: {}".format(uri))

    @staticmethod
    def from_base62(base62: str) -> ShowId:
        return ShowId(Utils.bytes_to_hex(ShowId._BASE62.decode(base62, 16)))

    @staticmethod
    def from_hex(hex_str: str) -> ShowId:
        return ShowId(hex_str)

    def to_mercury_uri(self) -> str:
        return "hm://metadata/4/show/{}".format(self._hexId)

    def to_spotify_uri(self) -> str:
        return "spotify:show:{}".format(
            ShowId._BASE62.encode(Utils.hex_to_bytes(self._hexId)))

    def hex_id(self) -> str:
        return self._hexId