mirror of
https://github.com/Dvorinka/swingmusic-extended.git
synced 2026-06-03 20:13:02 +00:00
cwilvx
327 lines
9.3 KiB
Python
327 lines
9.3 KiB
Python
"""
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This library contains all the functions related to the search functionality.
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"""
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from typing import Any, Generator, List, TypeVar
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from rapidfuzz import process, utils, fuzz
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from unidecode import unidecode
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from app import models
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from app.config import UserConfig
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# from app.db.libdata import AlbumTable, ArtistTable, TrackTable
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# from app.db.sqlite.favorite import SQLiteFavoriteMethods as favdb
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from app.models.album import Album
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from app.models.artist import Artist
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from app.models.enums import FavType
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from app.models.playlist import Playlist
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from app.models.track import Track
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from app.serializers.album import serialize_for_card as serialize_album
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from app.serializers.album import serialize_for_card_many as serialize_albums
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from app.serializers.artist import serialize_for_card, serialize_for_cards
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from app.serializers.track import serialize_track, serialize_tracks
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from app.store.albums import AlbumStore
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from app.store.artists import ArtistStore
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from app.store.tracks import TrackStore
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from app.utils.remove_duplicates import remove_duplicates
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# ratio = fuzz.ratio
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# wratio = fuzz.WRatio
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class Cutoff:
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"""
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Holds all the default cutoff values.
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"""
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tracks: int = 50
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albums: int = 50
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artists: int = 50
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playlists: int = 50
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class Limit:
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"""
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Holds all the default limit values.
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"""
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tracks: int = 150
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albums: int = 150
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artists: int = 150
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playlists: int = 150
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class SearchTracks:
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def __init__(self, query: str) -> None:
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self.query = query
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self.tracks = TrackStore.get_flat_list()
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def __call__(self, limit: int = Limit.tracks) -> List[models.Track]:
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"""
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Gets all songs with a given title.
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"""
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track_titles = [unidecode(track.title).lower() for track in self.tracks]
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results = process.extract(
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self.query,
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track_titles,
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score_cutoff=Cutoff.tracks,
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limit=limit,
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processor=utils.default_process,
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scorer=fuzz.WRatio,
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)
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tracks: list[Track] = []
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for item in results:
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track = self.tracks[item[2]]
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track._score = item[1]
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tracks.append(track)
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return remove_duplicates(tracks)
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class SearchArtists:
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def __init__(self, query: str) -> None:
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self.query = query
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self.artists = ArtistStore.get_flat_list()
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def __call__(self, limit: int = Limit.artists):
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"""
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Gets all artists with a given name.
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"""
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choices = [unidecode(a.name).lower() for a in self.artists]
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results = process.extract(
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self.query,
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choices,
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score_cutoff=Cutoff.artists,
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limit=limit,
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processor=utils.default_process,
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scorer=fuzz.WRatio,
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)
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artists: list[Artist] = []
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for item in results:
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artist = self.artists[item[2]]
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artist._score = item[1]
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artists.append(artist)
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return artists
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class SearchAlbums:
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def __init__(self, query: str) -> None:
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self.query = query
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self.albums = AlbumStore.get_flat_list()
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def __call__(self, limit: int = Limit.albums):
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"""
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Gets all albums with a given title.
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"""
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choices = [unidecode(a.title).lower() for a in self.albums]
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results = process.extract(
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self.query,
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choices,
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score_cutoff=Cutoff.albums,
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limit=limit,
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processor=utils.default_process,
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scorer=fuzz.token_sort_ratio,
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)
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albums: list[Album] = []
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for item in results:
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album = self.albums[item[2]]
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album._score = item[1]
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albums.append(album)
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return albums
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class SearchPlaylists:
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def __init__(self, playlists: List[models.Playlist], query: str) -> None:
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self.playlists = playlists
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self.query = query
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def __call__(self, limit: int = Limit.playlists):
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choices = [p.name for p in self.playlists]
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results = process.extract(
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self.query,
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choices,
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score_cutoff=Cutoff.playlists,
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limit=limit,
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processor=utils.default_process,
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scorer=fuzz.WRatio,
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)
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playlists: list[Playlist] = []
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for item in results:
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playlist = self.playlists[item[2]]
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playlist._score = item[1]
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playlists.append(playlist)
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return playlists
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_type = models.Track | models.Album | models.Artist
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def get_titles(items: list[_type]):
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for item in items:
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if isinstance(item, models.Track):
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text = item.og_title
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elif isinstance(item, models.Album):
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text = item.title
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elif isinstance(item, models.Artist):
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text = item.name
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else:
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text = None
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yield text
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class TopResults:
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"""
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Joins all tracks, albums and artists
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then fuzzy searches them as a single unit.
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"""
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@staticmethod
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def collect_all():
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all_items: list[_type] = []
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all_items.extend(ArtistStore.get_flat_list())
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all_items.extend(TrackStore.get_flat_list())
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all_items.extend(AlbumStore.get_flat_list())
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return all_items, get_titles(all_items)
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@staticmethod
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def get_track_items(item: Track | Album | Artist, limit=5):
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tracks: list[Track] = []
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# INFO: If the item is a track, return empty list
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# to be filled by the results from the top search
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if isinstance(item, Track):
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return tracks
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# INFO: If the item is an album, get the tracks from the album
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if isinstance(item, Album):
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tracks = TrackStore.get_tracks_by_albumhash(item.albumhash)[:limit]
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tracks.sort(key=lambda x: x.playduration, reverse=True)
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return tracks
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# INFO: If the item is an artist, get the tracks from the artist
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if isinstance(item, Artist):
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tracks = TrackStore.get_tracks_by_artisthash(item.artisthash)[:limit]
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tracks.sort(key=lambda x: x.playduration, reverse=True)
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return tracks
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@staticmethod
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def get_album_items(item: Track | Album | Artist, limit=6):
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albums: list[Album] = []
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# INFO: If the item is a track or album, search for albums
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if isinstance(item, Track) or isinstance(item, Album):
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return albums
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# INFO: If the item is an artist, get the albums from the artist
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if isinstance(item, Artist):
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albums = AlbumStore.get_albums_by_artisthash(item.artisthash)[:limit]
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return albums
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@staticmethod
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def search(
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query: str,
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limit: int = None,
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albums_only=False,
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tracks_only=False,
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):
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tracks_limit = Limit.tracks if tracks_only else 4
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albums_limit = Limit.albums if albums_only else limit
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artists_limit = limit
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# INFO: Individually search all stores as each type has a different scorer
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tracks = SearchTracks(query)(limit=tracks_limit) if not albums_only else []
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albums = SearchAlbums(query)(limit=albums_limit)
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artists = SearchArtists(query)(limit=artists_limit)
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# INFO: Combine all results and sort them by score
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all_results = artists + tracks + albums
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all_results = sorted(all_results, key=lambda x: int(x._score), reverse=True)
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# INFO: Get the top result
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top_result = all_results[0]
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top_tracks = []
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if not albums_only:
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top_tracks = TopResults.get_track_items(top_result, limit=tracks_limit)
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# INFO: If there are not enough tracks, fill with search results
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if len(top_tracks) < tracks_limit:
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found_tracks_set = {track.trackhash for track in top_tracks}
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for track in tracks:
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if track.trackhash not in found_tracks_set:
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top_tracks.append(track)
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if len(top_tracks) >= tracks_limit:
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break
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top_tracks = serialize_tracks(top_tracks)
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if tracks_only:
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return top_tracks
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top_albums = TopResults.get_album_items(top_result, limit=albums_limit)
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# INFO: If there are not enough albums, fill with search results
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if len(top_albums) < albums_limit:
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found_albums_set = {album.albumhash for album in top_albums}
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for album in albums:
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if album.albumhash not in found_albums_set:
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top_albums.append(album)
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if len(top_albums) >= albums_limit:
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break
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top_albums = serialize_albums(top_albums)
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if albums_only:
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return top_albums
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artists = serialize_for_cards(artists)
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if isinstance(top_result, Track):
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top_result = serialize_track(top_result)
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top_result["type"] = "track"
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if isinstance(top_result, Album):
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top_result = serialize_album(top_result)
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top_result["type"] = "album"
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if isinstance(top_result, Artist):
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top_result = serialize_for_card(
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top_result, include={"albumcount", "trackcount"}
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)
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top_result["type"] = "artist"
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return {
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"top_result": top_result,
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"tracks": top_tracks,
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"artists": artists,
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"albums": top_albums,
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}
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