158 lines
3.6 KiB
C
158 lines
3.6 KiB
C
/*
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* Copyright 2016 (c) Anna Schumaker.
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*/
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#include <core/idle.h>
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#include <core/playlists/artist.h>
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#include <core/string.h>
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static struct file artist_file = FILE_INIT_DATA("", "playlist.artist", 0);
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static struct playlist_ops pl_artist_ops = {
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.pl_can_select = playlist_generic_can_select,
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.pl_set_random = playlist_generic_set_random,
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.pl_sort = playlist_generic_sort,
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.pl_rearrange = playlist_generic_rearrange,
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};
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static struct playlist *__artist_pl_alloc(struct artist *artist)
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{
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return playlist_generic_alloc(artist->ar_name, PL_ARTIST,
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artist_index(artist), &pl_artist_ops,
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3, COMPARE_YEAR, COMPARE_ALBUM, COMPARE_TRACK);
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}
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static bool __artist_pl_add(void *data)
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{
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struct playlist *playlist = (struct playlist *)data;
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struct artist *artist = artist_lookup(playlist->pl_name);
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struct db_entry *dbe, *next;
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db_for_each(dbe, next, track_db_get()) {
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if (TRACK(dbe)->tr_album->al_artist == artist)
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playlist_generic_add_front(playlist, TRACK(dbe));
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}
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playlist_generic_resort(playlist);
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return true;
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}
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static struct playlist *__artist_pl_lookup(const gchar *name)
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{
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struct artist *artist = artist_lookup(name);
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return artist ? artist->ar_playlist : NULL;
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}
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static bool __artist_pl_load(void *data)
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{
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struct playlist *playlist;
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unsigned int i, n;
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gchar *name;
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if (!file_open(&artist_file, OPEN_READ))
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return true;
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n = file_readu(&artist_file);
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for (i = 0; i < n; i++) {
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name = file_readl(&artist_file);
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playlist = __artist_pl_lookup(name);
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if (playlist)
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playlist_generic_load(playlist, &artist_file,
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PL_SAVE_METADATA);
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g_free(name);
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}
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file_close(&artist_file);
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return true;
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}
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static void pl_artist_save(void)
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{
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struct db_entry *dbe, *next;
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struct playlist *playlist;
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if (!file_open(&artist_file, OPEN_WRITE))
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return;
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file_writef(&artist_file, "%u\n", artist_db_get()->db_size);
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db_for_each(dbe, next, artist_db_get()) {
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playlist = ARTIST(dbe)->ar_playlist;
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file_writef(&artist_file, "%s\n", playlist->pl_name);
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playlist_generic_save(playlist, &artist_file, PL_SAVE_METADATA);
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}
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file_close(&artist_file);
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}
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static struct playlist *pl_artist_lookup(const gchar *name)
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{
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return __artist_pl_lookup(name);
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}
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static struct playlist *pl_artist_get(unsigned int id)
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{
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struct artist *artist = artist_get(id);
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return artist ? artist->ar_playlist : NULL;
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}
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static void pl_artist_played(struct track *track)
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{
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struct artist *artist = track->tr_album->al_artist;
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playlist_generic_update(artist->ar_playlist, track);
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}
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struct playlist_type pl_artist = {
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.pl_save = pl_artist_save,
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.pl_lookup = pl_artist_lookup,
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.pl_get = pl_artist_get,
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.pl_played = pl_artist_played,
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.pl_selected = pl_artist_played,
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};
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void pl_artist_init(void)
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{
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struct db_entry *dbe, *next;
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struct playlist *playlist;
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db_for_each(dbe, next, artist_db_get()) {
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playlist = __artist_pl_alloc(ARTIST(dbe));
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ARTIST(dbe)->ar_playlist = playlist;
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idle_schedule(IDLE_SYNC, __artist_pl_add, playlist);
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}
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idle_schedule(IDLE_SYNC, __artist_pl_load, NULL);
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}
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void pl_artist_deinit()
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{
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struct db_entry *dbe, *next;
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db_for_each(dbe, next, artist_db_get()) {
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playlist_generic_free(ARTIST(dbe)->ar_playlist);
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ARTIST(dbe)->ar_playlist = NULL;
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}
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}
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void pl_artist_new_track(struct track *track)
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{
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struct artist *artist = track->tr_album->al_artist;
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struct playlist *playlist = (struct playlist *)artist->ar_playlist;
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if (!playlist) {
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playlist = __artist_pl_alloc(artist);
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artist->ar_playlist = playlist;
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}
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playlist_generic_add(playlist, track);
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}
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void pl_artist_delete_track(struct track *track)
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{
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struct artist *artist = track->tr_album->al_artist;
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playlist_generic_remove(artist->ar_playlist, track);
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}
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