ytdl-sub/src/ytdl_sub/entries/soundcloud.py
2022-07-29 00:03:02 -07:00

150 lines
4.3 KiB
Python

from typing import Dict
from typing import List
from typing import Optional
from ytdl_sub.entries.entry import Entry
from ytdl_sub.entries.variables.soundcloud_variables import SoundcloudVariables
class SoundcloudTrack(SoundcloudVariables, Entry):
"""
Entry object to represent a Soundcloud track yt-dlp that is a single, which implies
it does not belong to an album.
"""
entry_extractor = "soundcloud"
def is_premiere(self) -> bool:
"""
Returns whether the entry is a premier track. Check this by seeing if the track's url is
a preview.
"""
return "/preview/" in self.kwargs("url")
class SoundcloudAlbumTrack(SoundcloudTrack):
"""
Entry object to represent a Soundcloud track yt-dlp that belongs to an album.
"""
def __init__(
self,
entry_dict: Dict,
working_directory: str,
album_year: int,
):
"""
Initialize the album track using album metadata and ytdl metadata for the specific track.
"""
super().__init__(entry_dict=entry_dict, working_directory=working_directory)
self._album_year = album_year
@property
def track_number(self) -> int:
"""Returns the entry's track number"""
return self.kwargs("playlist_index")
@property
def track_count(self) -> int:
"""Returns the entry's total tracks in album"""
return self.kwargs("playlist_count")
@property
def album(self) -> str:
"""Returns the entry's album name, fetched from its internal album"""
return self.kwargs("playlist")
@property
def album_year(self) -> int:
"""Returns the entry's album year, fetched from its internal album"""
return self._album_year
@classmethod
def from_soundcloud_track(
cls,
album_year: int,
soundcloud_track: SoundcloudTrack,
) -> "SoundcloudAlbumTrack":
"""
Parameters
----------
album_year:
Album year
soundcloud_track:
Track to convert to an album track
Returns
-------
SoundcloudTrack converted to a SoundcloudAlbumTrack
"""
return SoundcloudAlbumTrack(
entry_dict=soundcloud_track._kwargs, # pylint: disable=protected-access
working_directory=soundcloud_track.working_directory(),
album_year=album_year,
)
class SoundcloudAlbum(Entry):
"""
Entry object to represent a Soundcloud album.
"""
entry_extractor = "soundcloud:set"
def __init__(self, entry_dict: Dict, working_directory: Optional[str] = None):
"""
Initialize the entry using ytdl metadata
Parameters
----------
entry_dict
Entry metadata
working_directory
Optional. Directory that the entry is downloaded to
"""
super().__init__(entry_dict=entry_dict, working_directory=working_directory)
self.tracks: List[SoundcloudTrack] = []
def album_tracks(self) -> List[SoundcloudAlbumTrack]:
"""
Returns
-------
All tracks in the album represented as album-tracks. They will share the
same album name, have ordered track numbers, and a shared album year.
"""
album_tracks = [
SoundcloudAlbumTrack.from_soundcloud_track(
album_year=self.album_year, soundcloud_track=track
)
for track in self.tracks
]
return sorted(album_tracks, key=lambda track: track.track_number)
@property
def album_year(self) -> int:
"""
Returns
-------
The album's year, computed by the max upload year amongst all album tracks
"""
return max(track.upload_year for track in self.tracks)
@property
def track_count(self) -> int:
"""
Returns
-------
Number of tracks in the album (technically a playlist)
"""
return self.kwargs("playlist_count")
def __contains__(self, item):
"""
Returns
-------
True if the the item (entry_dict) has the same id as one of the tracks. False otherwise.
"""
if isinstance(item, dict):
return any(item.get("id") == track.uid for track in self.tracks)
return False