import 'dart:io';

import 'package:auto_route/auto_route.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:package_info/package_info.dart';
import 'package:selfprivacy/config/get_it_config.dart';
import 'package:selfprivacy/ui/layouts/brand_hero_screen.dart';
import 'package:selfprivacy/utils/breakpoints.dart';
import 'package:selfprivacy/utils/platform_adapter.dart';
import 'package:url_launcher/url_launcher.dart';

@RoutePage()
class AboutApplicationPage extends StatelessWidget {
  const AboutApplicationPage({super.key});

  @override
  Widget build(final BuildContext context) {
    IconData getPlatformIcon() {
      if (Platform.isAndroid) {
        if (Breakpoints.small.isActive(context)) {
          return Icons.phone_android_outlined;
        }
        return Icons.tablet_android_outlined;
      } else if (Platform.isIOS) {
        if (Breakpoints.small.isActive(context)) {
          return Icons.phone_iphone_outlined;
        }
        return Icons.tablet_mac_outlined;
      } else if (Platform.isWindows || Platform.isLinux) {
        return Icons.desktop_windows_outlined;
      } else if (Platform.isMacOS) {
        return Icons.desktop_mac_outlined;
      } else {
        return Icons.devices_other_outlined;
      }
    }

    final deviceIcon = getPlatformIcon();

    return BrandHeroScreen(
      hasBackButton: true,
      hasFlashButton: false,
      heroTitle: 'about_application_page.title'.tr(),
      bodyPadding: const EdgeInsets.symmetric(vertical: 16),
      children: [
        SectionTitle(title: 'about_application_page.versions'.tr()),
        FutureBuilder(
          future: _packageVersion(),
          builder: (final context, final snapshot) => ListTile(
            title: Text(
              'about_application_page.application_version_text'.tr(),
            ),
            subtitle: Text(
              snapshot.data.toString(),
            ),
            leading: Icon(
              deviceIcon,
            ),
            onLongPress: () {
              PlatformAdapter.setClipboard(
                snapshot.data.toString(),
              );
              getIt<NavigationService>().showSnackBar(
                'basis.copied_to_clipboard'.tr(),
              );
            },
          ),
        ),
        if (getIt<ApiConnectionRepository>().apiData.apiVersion.data != null)
          FutureBuilder(
            future: _apiVersion(),
            builder: (final context, final snapshot) => ListTile(
              title: Text(
                'about_application_page.api_version_text'.tr(),
              ),
              subtitle: Text(snapshot.data.toString()),
              leading: const Icon(
                Icons.api_outlined,
              ),
              onLongPress: () {
                PlatformAdapter.setClipboard(
                  snapshot.data.toString(),
                );
                getIt<NavigationService>().showSnackBar(
                  'basis.copied_to_clipboard'.tr(),
                );
              },
            ),
          ),
        FutureBuilder(
          future: _packageVersion(),
          builder: (final context, final snapshot) => ListTile(
            title: Text('about_application_page.open_source_licenses'.tr()),
            onTap: () => showLicensePage(
              context: context,
              applicationName: 'SelfPrivacy',
              applicationVersion: snapshot.data.toString(),
              applicationLegalese: '© 2024 SelfPrivacy',
            ),
            leading: const Icon(
              Icons.copyright_outlined,
            ),
          ),
        ),
        SectionTitle(
          title: 'about_application_page.links'.tr(),
        ),
        LinkListTile(
          title: 'about_application_page.website'.tr(),
          subtitle: 'selfprivacy.org',
          uri: 'https://selfprivacy.org/',
          icon: Icons.language_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.documentation'.tr(),
          subtitle: 'selfprivacy.org/docs',
          uri: 'https://selfprivacy.org/docs/',
          icon: Icons.library_books_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.privacy_policy'.tr(),
          subtitle: 'selfprivacy.org/privacy-policy',
          uri: 'https://selfprivacy.org/privacy-policy/',
          icon: Icons.policy_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.matrix_channel'.tr(),
          subtitle: '#news:selfprivacy.org',
          uri: 'https://matrix.to/#/#news:selfprivacy.org',
          icon: Icons.feed_outlined,
          longPressText: '#news:selfprivacy.org',
        ),
        LinkListTile(
          title: 'about_application_page.telegram_channel'.tr(),
          subtitle: '@selfprivacy',
          uri: 'https://t.me/selfprivacy',
          icon: Icons.feed_outlined,
          longPressText: '@selfprivacy',
        ),
        SectionTitle(title: 'about_application_page.get_support'.tr()),
        LinkListTile(
          title: 'about_application_page.matrix_support_chat'.tr(),
          subtitle: '#chat:selfprivacy.org',
          uri: 'https://matrix.to/#/#chat:selfprivacy.org',
          icon: Icons.question_answer_outlined,
          longPressText: '#chat:selfprivacy.org',
        ),
        LinkListTile(
          title: 'about_application_page.telegram_support_chat'.tr(),
          subtitle: '@selfprivacy_chat',
          uri: 'https://t.me/selfprivacy_chat',
          icon: Icons.question_answer_outlined,
          longPressText: '@selfprivacy_chat',
        ),
        LinkListTile(
          title: 'about_application_page.email_support'.tr(),
          subtitle: 'support@selfprivacy.org',
          uri: 'mailto:support@selfprivacy.org',
          icon: Icons.email_outlined,
          longPressText: 'support@selfprivacy.org',
        ),
        SectionTitle(
          title: 'about_application_page.contribute'.tr(),
        ),
        LinkListTile(
          title: 'about_application_page.source_code'.tr(),
          subtitle: 'git.selfprivacy.org',
          uri: 'https://git.selfprivacy.org/SelfPrivacy/selfprivacy.org.app',
          icon: Icons.code_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.bug_report'.tr(),
          subtitle: 'about_application_page.bug_report_subtitle'.tr(),
          uri:
              'https://git.selfprivacy.org/SelfPrivacy/selfprivacy.org.app/issues',
          icon: Icons.bug_report_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.help_translate'.tr(),
          subtitle: 'weblate.selfprivacy.org',
          uri: 'https://weblate.selfprivacy.org/projects/selfprivacy/',
          icon: Icons.translate_outlined,
        ),
        LinkListTile(
          title: 'about_application_page.matrix_contributors_chat'.tr(),
          subtitle: '#dev:selfprivacy.org',
          uri: 'https://matrix.to/#/#dev:selfprivacy.org',
          icon: Icons.question_answer_outlined,
          longPressText: '#dev:selfprivacy.org',
        ),
        LinkListTile(
          title: 'about_application_page.telegram_contributors_chat'.tr(),
          subtitle: '@selfprivacy_dev',
          uri: 'https://t.me/selfprivacy_dev',
          icon: Icons.question_answer_outlined,
          longPressText: '@selfprivacy_dev',
        ),
      ],
    );
  }

  Future<String> _packageVersion() async {
    String packageVersion = 'unknown';
    try {
      final PackageInfo packageInfo = await PackageInfo.fromPlatform();
      packageVersion = '${packageInfo.version} (${packageInfo.buildNumber})';
    } catch (e) {
      print(e);
    }

    return packageVersion;
  }

  Future<String> _apiVersion() async {
    final apiVersion =
        getIt<ApiConnectionRepository>().apiData.apiVersion.data ?? 'unknown';

    return apiVersion;
  }
}

class SectionTitle extends StatelessWidget {
  const SectionTitle({
    required this.title,
    super.key,
  });

  final String title;

  @override
  Widget build(final BuildContext context) => Padding(
        padding: const EdgeInsets.all(16),
        child: Text(
          title,
          style: Theme.of(context).textTheme.labelLarge!.copyWith(
                color: Theme.of(context).colorScheme.secondary,
              ),
        ),
      );
}

class LinkListTile extends StatelessWidget {
  const LinkListTile({
    required this.title,
    required this.subtitle,
    required this.uri,
    required this.icon,
    this.longPressText,
    super.key,
  });

  final String title;
  final String subtitle;
  final String uri;
  final IconData icon;
  final String? longPressText;

  @override
  Widget build(final BuildContext context) => ListTile(
        title: Text(title),
        subtitle: Text(subtitle),
        onTap: () => launchUrl(
          Uri.parse(uri),
          mode: LaunchMode.externalApplication,
        ),
        leading: Icon(icon),
        onLongPress: () {
          PlatformAdapter.setClipboard(
            longPressText ?? uri,
          );
          getIt<NavigationService>().showSnackBar(
            'basis.copied_to_clipboard'.tr(),
          );
        },
      );
}