/*
 * Copyright 2016 (c) Anna Schumaker.
 */
#ifndef OCARINA_GUI_QUEUE_H
#define OCARINA_GUI_QUEUE_H

#include <core/queue.h>
#include <gui/model.h>

enum gui_queue_flags {
	GQ_CAN_RANDOM  = (1 << 0), /* Random button can be clicked. */
	GQ_CAN_REPEAT  = (1 << 1), /* Repeat button can be clicked. */
	GQ_CAN_DISABLE = (1 << 2), /* Disable switch can be clicked. */
};

struct gui_queue {
	unsigned int gq_flags;
	unsigned int gq_active;
	gchar       *gq_text;
	gchar      **gq_search;

	GuiQueueModel   *gq_model;
	GtkTreeModel    *gq_filter;
	struct playlist *gq_playlist;
	struct queue    *gq_queue;
};


/* Called to allocate a new struct gui_queue. */
struct gui_queue *gui_queue_alloc(struct playlist *, struct queue *,
				  const gchar *, unsigned int);

/* Called to free a struct gui_queue. */
void gui_queue_free(struct queue *);

/* Called to access a the struct gui_queue attached to a queue. */
static inline struct gui_queue *gui_queue(struct queue *queue)
{
	return queue ? (struct gui_queue *)queue->q_private : NULL;
}

/* Called to ask the struct gui_queue if it can change random flag. */
static inline bool gui_queue_can_random(struct gui_queue *gq)
{
	if (gq)
		return (gq->gq_flags & GQ_CAN_RANDOM) == GQ_CAN_RANDOM;
	return false;
}

/* Called to ask the struct gui_queue if it can change repeat flag. */
static inline bool gui_queue_can_repeat(struct gui_queue *gq)
{
	if (gq)
		return (gq->gq_flags & GQ_CAN_REPEAT) == GQ_CAN_REPEAT;
	return false;
}

/* Called to ask the struct gui_queue if it can change enabled flag. */
static inline bool gui_queue_can_disable(struct gui_queue *gq)
{
	if (gq)
		return (gq->gq_flags & GQ_CAN_DISABLE) == GQ_CAN_DISABLE;
	return false;
}

/* Called to set the correct state of the random and repeat buttons. */
void gui_queue_show(struct gui_queue *);

/* Called when a track is added to the queue. */
void gui_queue_added(struct queue *, unsigned int);

/* Called when a track is removed from the queue. */
void gui_queue_removed(struct queue *, unsigned int);

/* Called when a queue is cleared. */
void gui_queue_cleared(struct queue *, unsigned int);

/* Called when a track is updated. */
void gui_queue_updated(struct queue *, unsigned int);

#endif /* OCARINA_GUI_QUEUE_H */