Anna Schumaker
c2178bc265
The dbe_index of a given database item might change in the future, so we can't rely on it everywhere. Let's just use it for saving and loading files, with the expectation that changes will happen sometime after startup. Implements #69: Reduce use of dbe_index in Ocarina code Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
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* Copyright 2014 (c) Anna Schumaker.
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*
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* The Artist tag is used to store the name of artists
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* added to the tag database.
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*
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* When writing an Artist tag to disk, only write out the
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* artist_name field:
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*
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* ... Koji Kondo
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* ... Hajime Wakai
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*/
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#ifndef OCARINA_CORE_TAGS_ARTIST_H
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#define OCARINA_CORE_TAGS_ARTIST_H
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#include <core/database.h>
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struct artist {
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gchar *ar_name; /* This artist's name. */
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gchar **ar_tokens; /* This artist's tokenized strings. */
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gchar **ar_alts; /* This artist's alternate ascii tokens. */
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void *ar_playlist; /* This artist's associated playlist. */
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struct db_entry ar_dbe;
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};
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#define ARTIST(dbe) ((struct artist *)DBE_DATA(dbe))
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/* Called to initialize the artist database. */
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void artist_db_init();
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/* Called to clean up the artist database. */
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void artist_db_deinit();
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/* Called to access the artist database. */
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const struct database *artist_db_get();
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/*
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* Called to find an artist tag by name. The difference is that artist_find()
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* will allocate a new artiststruct if the requested one doesn't exist yet,
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* but library_lookup() will return NULL in this situation.
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*/
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struct artist *artist_find(const gchar *);
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struct artist *artist_lookup(const gchar *);
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/* Called to get an artist tag with a specific index. */
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struct artist *artist_get(const unsigned int);
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/* Called to compare two artist tags. */
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int artist_compare(struct artist *, struct artist *);
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/* Called to check if an artist has a token that matches the given string. */
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bool artist_match_token(struct artist *artist, const gchar *);
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/* Called to find the database index of the artist tag. */
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static inline unsigned int artist_index(struct artist *artist)
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{
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return artist->ar_dbe.dbe_index;
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}
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#ifdef CONFIG_TESTING
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const struct db_ops *test_artist_ops();
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#endif /* CONFIG_TESTING */
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#endif /* OCARINA_CORE_TAGS_ARTIST_H */
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