/*
 * Copyright 2016 (c) Anna Schumaker.
 */
#include <gui/filter.h>
#include <gui/model.h>

static GtkTreeModelFilter *filter_model = NULL;


static inline GtkTreePath *__gui_filter_convert_path(GtkTreePath *path)
{
	return gtk_tree_model_filter_convert_path_to_child_path(filter_model,
								path);
}

void gui_filter_init()
{
	GtkTreeModel *model  = GTK_TREE_MODEL(gui_model_get());
	GtkTreeModel *filter = gtk_tree_model_filter_new(model, NULL);
	filter_model         = GTK_TREE_MODEL_FILTER(filter);
}

void gui_filter_deinit()
{
	g_object_unref(G_OBJECT(filter_model));
}

GtkTreeModelFilter *gui_filter_get()
{
	return filter_model;
}

struct track *gui_filter_path_get_track(GtkTreePath *path)
{
	GtkTreePath  *real  = __gui_filter_convert_path(path);
	struct track *track = real ? gui_model_path_get_track(real) : NULL;
	gtk_tree_path_free(real);
	return track;
}

unsigned int gui_filter_path_get_index(GtkTreePath *path)
{
	GtkTreePath *real = __gui_filter_convert_path(path);
	unsigned int ret  = gtk_tree_path_get_indices(real)[0];
	gtk_tree_path_free(real);
	return ret;
}