/*
 * Copyright (c) 2024-2026 Fabian Freund.
 *
 * This file is part of WebLibre
 * (see https://weblibre.eu).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_markdown/flutter_markdown.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:weblibre/features/geckoview/features/browser/domain/services/browser_addon.dart';
import 'package:weblibre/features/onboarding/presentation/pages/abstract/i_form_page.dart';

class UBlockOptInPage extends HookConsumerWidget implements IFormPage {
  @override
  final GlobalKey<FormState> formKey;

  const UBlockOptInPage({super.key, required this.formKey});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final theme = Theme.of(context);

    return Form(
      key: formKey,
      child: ListView(
        children: [
          const SizedBox(height: 24),
          SvgPicture.asset('assets/images/ublock.svg'),
          const SizedBox(height: 8),
          Center(
            child: Text('uBlock Origin', style: theme.textTheme.headlineMedium),
          ),
          const SizedBox(height: 24),
          const Padding(
            padding: EdgeInsets.symmetric(horizontal: 16.0),
            child: MarkdownBody(
              data: '''
uBlock Origin (uBO) is a CPU and memory-efficient **wide-spectrum content blocker** by **Raymond Hill** and available as a browser extensions for WebLibre.

It blocks ads, trackers, coin miners, popups, annoying anti-blockers, malware sites, etc., by default using **EasyList, EasyPrivacy, Peter Lowe's Blocklist, Online Malicious URL Blocklist, and uBO filter lists**. 

There are many other lists available to block even more.
                ''',
            ),
          ),
          const SizedBox(height: 24),
          FormField(
            initialValue: true,
            onSaved: (newValue) {
              if (newValue == true) {
                unawaited(
                  ref
                      .read(browserAddonServiceProvider.notifier)
                      .install('uBlock0@raymondhill.net'),
                );
              }
            },
            builder: (field) => SwitchListTile(
              value: field.value ?? false,
              title: const Text('Install uBlock Origin Extension'),
              onChanged: (value) {
                field.didChange(value);
              },
            ),
          ),
        ],
      ),
    );
  }
}