/*
 * Application
 *
 * Copyright (C) 2017  Patrick McDermott
 *
 * This file is part of Marquee.
 *
 * Marquee is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Marquee is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Marquee.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <stdlib.h>

#include <gtk/gtk.h>
#include <webkit2/webkit2.h>

#include "application.h"
#include "config.h"
#include "about.h"
#include "window.h"

#define GET_BOOL(MQ_NAME) mq_config_get_boolean(application->config, MQ_NAME)
#define MAP_BOOL(  WK_NAME, MQ_NAME) WK_NAME, GET_BOOL(MQ_NAME)
#define MAP_BOOL_N(WK_NAME, MQ_NAME) WK_NAME, GET_BOOL(MQ_NAME)

static void
set_webkit_settings(MqApplication *application)
{
	WebKitSettings   *settings;
	WebKitWebContext *web_context;

	settings = webkit_settings_new_with_settings(
		MAP_BOOL("enable-smooth-scrolling",
			"navigation.smooth-scrolling"),
		NULL);

	web_context = webkit_web_context_get_default();
	webkit_web_context_set_favicon_database_directory(web_context, NULL);
	webkit_web_context_set_process_model(web_context,
		WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
	webkit_web_context_register_uri_scheme(web_context, "mq-about",
		(WebKitURISchemeRequestCallback) mq_about_request, application,
		NULL);
}

#undef GET_BOOL
#undef MAP_BOOL
#undef MAP_BOOL_N

MqApplication *
mq_application_new(gchar __attribute__((unused)) *profile,
	gboolean __attribute__((unused)) private)
{
	MqApplication    *application;

	application = malloc(sizeof(*application));
	application->config = mq_config_new("default");
	mq_config_load(application->config);
	application->windows = NULL;

	set_webkit_settings(application);

	return application;
}

int
mq_application_main(MqApplication __attribute__((unused)) *application)
{
	gtk_main();

	return EXIT_SUCCESS;
}

MqConfig *
mq_application_get_config(MqApplication *application)
{
	return application->config;
}

MqWindow *
mq_application_add_window(MqApplication *application, const gchar **uris)
{
	MqWindow *window;

	window = mq_window_new(application, uris);

	application->windows = g_list_prepend(application->windows, window);

	return window;
}

void
mq_application_delete_window(MqApplication *application, MqWindow *window)
{
	application->windows = g_list_remove(application->windows, window);
	if (!application->windows) {
		gtk_main_quit();
	}
}

static gboolean
scroll_tab_labels(MqApplication *application)
{
	GList *item;

	if (application->marquee_mode) {
		for (item = application->windows; item; item = item->next) {
			mq_window_scroll_tab_labels(item->data);
		}
		return G_SOURCE_CONTINUE;
	} else {
		return G_SOURCE_REMOVE;
	}
}

void
mq_application_marquee_mode_activate(MqApplication *application)
{
	GList *item;

	for (item = application->windows; item; item = item->next) {
		mq_window_begin_scrolling_tab_labels(item->data);
	}

	application->marquee_mode = TRUE;
	g_timeout_add(125, (GSourceFunc) scroll_tab_labels, application);
}

void
mq_application_marquee_mode_deactivate(MqApplication *application)
{
	GList *item;

	for (item = application->windows; item; item = item->next) {
		mq_window_end_scrolling_tab_labels(item->data);
	}

	application->marquee_mode = FALSE;
}

gboolean
mq_application_marquee_mode_on(MqApplication *application)
{
	return application->marquee_mode;
}