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

static struct gui_queue *gq_queue = NULL;

static void __queue_toggle_button(GtkToggleButton *button,
				  enum queue_flags flag)
{
	GtkWidget *image = gtk_button_get_image(GTK_BUTTON(button));

	if (gq_queue == NULL)
		return;

	/*
	 * Some GTK themes have trouble with toggle buttons,
	 * so let's help users by changing image sensitivity.
	 */
	if (gtk_toggle_button_get_active(button)) {
		queue_set_flag(gq_queue->gq_queue, flag);
		gtk_widget_set_sensitive(image, true);
	} else {
		queue_unset_flag(gq_queue->gq_queue, flag);
		gtk_widget_set_sensitive(image, false);
	}
}

void __queue_random(GtkToggleButton *button, gpointer data)
{
	__queue_toggle_button(button, Q_RANDOM);
}

void __queue_repeat(GtkToggleButton *button, gpointer data)
{
	__queue_toggle_button(button, Q_REPEAT);
}

struct gui_queue *gui_queue_alloc(struct queue *queue, const gchar *text,
				  unsigned int flags)
{
	struct gui_queue *gq = g_malloc(sizeof(struct gui_queue));

	gq->gq_flags = flags;
	gq->gq_text  = g_strdup(text);
	gq->gq_queue = queue;

	return gq;
}

void gui_queue_free(struct queue *queue)
{
	struct gui_queue *gq = gui_queue(queue);

	queue->q_private = NULL;

	g_free(gq->gq_text);
	g_free(gq);
}

void gui_queue_show(struct gui_queue *queue)
{
	GtkButton *random = GTK_BUTTON(gui_builder_widget("o_random"));
	GtkButton *repeat = GTK_BUTTON(gui_builder_widget("o_repeat"));
	GtkEntry  *search = GTK_ENTRY(gui_builder_widget("o_search"));
	bool has_random = false, has_repeat = false;

	gq_queue = queue;

	gtk_widget_set_sensitive(GTK_WIDGET(random), gui_queue_can_random(queue));
	gtk_widget_set_sensitive(GTK_WIDGET(repeat), gui_queue_can_repeat(queue));

	if (queue) {
		has_random = queue_has_flag(queue->gq_queue, Q_RANDOM);
		has_repeat = queue_has_flag(queue->gq_queue, Q_REPEAT);
	}

	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(random), has_random);
	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(repeat), has_repeat);

	/*
	 * Some GTK themes have trouble with toggle buttons,
	 * so let's help users know what the current state is.
	 */
	gtk_widget_set_sensitive(gtk_button_get_image(random), has_random);
	gtk_widget_set_sensitive(gtk_button_get_image(repeat), has_repeat);

	gtk_widget_set_sensitive(GTK_WIDGET(search), queue != NULL);
	gtk_entry_set_text(search, "");
}