/*
 * about:preferences
 *
 * 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 "paths.h"

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

#include "../../application.h"
#include "../../config/config.h"
#include "../../utils/html.h"
#include "../about.h"

static void
save_pref(gchar *key, gchar *value, MqConfig *config)
{
	if (key[0] != '_') {
		mq_config_set(config, key, value);
	}
}

#define GEN_BOOL(NAME, LABEL) mq_html_input_checkbox(NAME, LABEL, \
	mq_config_get_boolean(config, NAME))
#define GEN_INT( NAME, LABEL, MIN, STEP, MAX) mq_html_input_number_i( \
	NAME, LABEL, MIN, STEP, MAX, mq_config_get_integer(config, NAME))
#define GEN_DBL( NAME, LABEL, MIN, STEP, MAX) mq_html_input_number_d( \
	NAME, LABEL, MIN, STEP, MAX, mq_config_get_double(config, NAME))
#define GEN_STR( NAME, LABEL) mq_html_input_text(NAME, LABEL, \
	mq_config_get_string(config, NAME), FALSE)
#define GEN_STRL(NAME, LABEL) mq_html_input_text(NAME, LABEL, \
	mq_config_get_string(config, NAME), FALSE)
#define GEN_SLCT(NAME, LABEL, ...) mq_html_input_select(NAME, LABEL, \
	mq_config_get_string(config, NAME), NULL, NULL, __VA_ARGS__, NULL)

static gchar *
gen_page_general(MqConfig *config)
{
	return mq_html_container("div", NULL,
		mq_html_h3("Web Browsing"),
		GEN_SLCT("tabs.new",
			"New tab page",
			"home",  "Home page",
			"blank", "Blank page"),
		GEN_STR ("tabs.home",
			"Home page"),
		GEN_BOOL("tabs.background",
			"Open new tabs in the background"),
		GEN_BOOL("tabs.warn-on-close",
			"Warn when closing multiple tabs or windows"),

		mq_html_h3("Navigation and Accessibility"),
		GEN_BOOL("navigation.smooth-scrolling",
			"Enable smooth scrolling"),
		GEN_BOOL("navigation.tabbing",
			"Enable tabbing navigation (cycling focus by tab key)"),
		GEN_BOOL("navigation.caret",
			"Enable caret (text cursor) navigation"),
		GEN_BOOL("navigation.spatial",
			"Enable spatial navigation between elements by arrow "
			"keys"),

		mq_html_h3("Spell Checking"),
		GEN_BOOL("spell.enable",
			"Enable spell checking"),
		GEN_STRL("spell.langs",
			"Spell checking languages"),

		mq_html_h3("Miscellaneous"),
		GEN_BOOL("display.textarea.resize.enable",
			"Enable resizable text areas"),
		GEN_BOOL("devtools.enable",
			"Enable developer tools"),

		mq_html_h3("Compatibility"),
		GEN_STR ("compatibility.user-agent",
			"User agent identity"),
		GEN_BOOL("compatibility.quirks",
			"Enable site-specific quirks"),
		NULL);
}

static gchar *
gen_page_display(MqConfig *config)
{
	return mq_html_container("div", NULL,
		mq_html_h3("Fonts"),
		GEN_STR ("font.family.default",
			"Default font family"),
		GEN_STR ("font.family.monospace",
			"Default monospace font family"),
		GEN_STR ("font.family.serif",
			"Default serif font family"),
		GEN_STR ("font.family.sans-serif",
			"Default sans-serif font family"),
		GEN_STR ("font.family.cursive",
			"Cursive font family"),
		GEN_STR ("font.family.fantasy",
			"Fantasy font family"),
		GEN_STR ("font.family.pictograph",
			"Pictograph font family"),
		GEN_INT ("font.size.default",
			"Default font size", 5, 1, 72),
		GEN_INT ("font.size.monospace-default",
			"Default monospace font size", 5, 1, 72),
		GEN_INT ("font.size.minimum",
			"Minimum font size", 0, 1, 72),

		mq_html_h3("Languages"),
		GEN_STRL("intl.accept-languages",
			"Preferred Web site languages"),
		GEN_STR ("intl.default-charset",
			"Default character set"),

		mq_html_h3("Zoom"),
		GEN_DBL ("zoom.default",
			"Default zoom level", 0.00, 0.10, 10.00),
		GEN_BOOL("zoom.text-only",
			"Zoom text only"),
		NULL);
}

static gchar *
gen_page_permissions(MqConfig *config)
{
	return mq_html_container("div", NULL,
		mq_html_h3("General"),
		GEN_BOOL("permissions.images.auto-load",
			"Automatically load images"),
		GEN_BOOL("permissions.images.favicons.override",
			"Always load icons irrespective of automatic image "
			"Loading"),
		GEN_BOOL("permissions.java.enable",
			"Enable Java"),
		GEN_BOOL("permissions.javascript.enable",
			"Enable JavaScript"),
		GEN_BOOL("permissions.plugins.enable",
			"Enable plugins"),

		mq_html_h3("JavaScript"),
		GEN_BOOL("permissions.javascript.open-windows",
			"Allow JavaScript to open windows"),
		GEN_BOOL("permissions.javascript.fullscreen",
			"Allow JavaScript to display elements fullscreen"),
		GEN_BOOL("permissions.javascript.modal-dialogs",
			"Allow JavaScript to show modal dialogs"),
		GEN_BOOL("permissions.javascript.clipboard",
			"Allow JavaScript to access the clipboard"),

		mq_html_h3("Data Storage"),
		GEN_BOOL("permissions.javascript.database",
			"Enable Web database"),
		GEN_BOOL("permissions.javascript.storage",
			"Enable Web storage"),
		GEN_BOOL("permissions.appcache",
			"Enable application cache"),

		mq_html_h3("Graphics and Multimedia"),
		GEN_BOOL("canvas.acceleration.enable",
			"Enable hardware-accelerated 2-D canvas drawing"),
		GEN_BOOL("permissions.javascript.webgl",
			"Enable JavaScript WebGL 3-D graphics rendering"),
		GEN_BOOL("permissions.javascript.audio",
			"Allow JavaScript to process and synthesize audio"),
		GEN_BOOL("media.autoplay",
			"Enable automatic media playback and loading"),
		GEN_BOOL("media.force-fullscreen",
			"Force media to play fullscreen"),
		GEN_BOOL("permissions.javascript.mediastream.enable",
			"Allow JavaScript to access audio and video devices"),
		GEN_BOOL("permissions.javascript.mediasource.enable",
			"Allow JavaScript to generate media streams"),
		NULL);
}

static gchar *
gen_page_sec_and_priv(MqConfig *config)
{
	return mq_html_container("div", NULL,
		mq_html_h3("History"),
		GEN_BOOL("privacy.private-browsing.enabled",
			"Enable private prowsing (disables history, cache, and "
			"form auto-filling)"),
		GEN_BOOL("privacy.remember.history",
			"Remember browsing history"),
		GEN_BOOL("privacy.remember.downloads",
			"Remember download history"),

		mq_html_h3("Cookies"),
		GEN_SLCT("cookies.accept",
			"Accept cookies",
			"always",         "Always",
			"never",          "Never",
			"no-third-party", "No third-party"),

		mq_html_h3("Security"),
		GEN_BOOL("security.xss-auditor.enable",
			"Attempt to detect and block cross-site scripting "
			"attacks"),

		mq_html_h3("Network"),
		GEN_BOOL("dns.prefetch.enable",
			"Prefetch domain name resolutions for better "
			"performance"),
		NULL);
}

#undef GEN_BOOL
#undef GEN_INT
#undef GEN_DBL
#undef GEN_STR
#undef GEN_STRL

void
mq_about_preferences_response(MqApplication *application, GHashTable *query,
	WebKitURISchemeRequest *request)
{
	MqConfig *config;
	gchar    *document;

	config = mq_application_get_config(application);

	if (query) {
		g_hash_table_foreach(query, (GHFunc) save_pref, config);
		mq_config_save(config);
		mq_about_redirect(request, "mq-about:preferences");
	} else {
		document = mq_html_document("Preferences", NULL, NULL,
			mq_html_form(NULL, "Save", NULL, "Cancel",
				mq_html_notebook(FALSE, "notebook1", 0,
					gen_page_general(config),
					"General",
					gen_page_display(config),
					"Display",
					gen_page_permissions(config),
					"Permissions",
					gen_page_sec_and_priv(config),
					"Security and Privacy",
					NULL),
				NULL),
			NULL);
		mq_about_response(request, document);
	}
}