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/*
 * Resource loading
 *
 * 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 "resources.h"

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

#include "application.h"

static const gchar *error_document =
	"<!doctype html>\n"
	"<html dir=\"%s\">\n"
		"<head>\n"
			"<meta charset=\"utf-8\">\n"
			"<title>Resource Error</title>\n"
		"</head>\n"
		"<body>\n"
			"<h1>Resource Error</h1>\n"
			"<p>Failed to load resource &ldquo;%s&rdquo;</p>\n"
			"<p>%s</p>\n"
		"</body>\n"
	"</html>\n";

void
mq_resource_response(MqApplication *application, const gchar *path,
	WebKitURISchemeRequest *request)
{
	gchar        *resource_path;
	GFile        *file;
	GError       *error;
	GInputStream *stream;

	resource_path = g_build_filename(
		mq_application_get_resources_dir(application), path, NULL);
	file = g_file_new_for_path(resource_path);
	g_free(resource_path);

	error = NULL;
	stream = G_INPUT_STREAM(g_file_read(file, NULL, &error));
	if (!stream) {
		stream = g_memory_input_stream_new_from_data(
			g_strdup_printf(error_document,
				gtk_widget_get_default_direction() ==
					GTK_TEXT_DIR_RTL ? "rtl" : "ltr",
				path, error->message), -1, g_free);
		g_error_free(error);
	}
	webkit_uri_scheme_request_finish(request, stream, -1, "text/html");
	g_object_unref(stream);
}