ocarina/core/tags/genre.cpp

/**
 * Copyright 2014 (c) Anna Schumaker.
 */
extern "C" {
#include <core/string.h>
}
#include <core/tags/genre.h>


static database<struct genre> genre_db;

genre :: genre() {}

static struct db_entry *genre_alloc(const gchar *name)
{
	struct genre *genre = new struct genre;
	gchar *lower = string_lowercase(name);

	genre->ge_name  = name;
	genre->ge_lower = lower;

	g_free(lower);
	return genre;
}

static void genre_free(struct db_entry *dbe)
{
	delete (struct genre *)dbe;
}

const std::string genre :: primary_key() const
{
	return ge_name;
}

void genre :: read(file &file)
{
	gchar *name = file_readl(&file);
	gchar *g_lc = string_lowercase(name);

	ge_name  = name;
	ge_lower = g_lc;

	g_free(name);
	g_free(g_lc);
}

void genre :: write(file &file)
{
	file_writef(&file, "%s", ge_name.c_str());
}


static const struct db_ops genre_ops = {
	genre_alloc,
	genre_free,
	NULL,
};


void genre_db_init()
{
	db_init(&genre_db, "genre.db", true, &genre_ops);
	db_load(&genre_db);
}

void genre_db_deinit()
{
	db_deinit(&genre_db);
}

struct genre *genre_find(const std::string &name)
{
	return db_find(&genre_db, name.c_str());
}

struct genre *genre_get(const unsigned int index)
{
	return db_at(&genre_db, index);
}

int genre_compare(struct genre *lhs, struct genre *rhs)
{
	return string_compare(lhs->ge_lower.c_str(), rhs->ge_lower.c_str());
}

#ifdef CONFIG_TESTING
const struct db_ops *test_genre_ops() { return &genre_ops; }
#endif /* CONFIG_TESTING */