// ignore_for_file: use_build_context_synchronously

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:store_checker/store_checker.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';

import 'package:adguard_home_manager/screens/settings/general_settings/reorderable_top_items_home.dart';

import 'package:adguard_home_manager/widgets/custom_list_tile.dart';
import 'package:adguard_home_manager/widgets/section_label.dart';

import 'package:adguard_home_manager/functions/check_app_updates.dart';
import 'package:adguard_home_manager/functions/desktop_mode.dart';
import 'package:adguard_home_manager/functions/snackbar.dart';
import 'package:adguard_home_manager/functions/open_url.dart';
import 'package:adguard_home_manager/functions/app_update_download_link.dart';
import 'package:adguard_home_manager/providers/app_config_provider.dart';

class GeneralSettings extends StatefulWidget {
  const GeneralSettings({Key? key}) : super(key: key);

  @override
  State<GeneralSettings> createState() => _GeneralSettingsState();
}

enum AppUpdatesStatus { available, checking, recheck }

class _GeneralSettingsState extends State<GeneralSettings> {
  AppUpdatesStatus appUpdatesStatus = AppUpdatesStatus.recheck;

  @override
  Widget build(BuildContext context) {
    final appConfigProvider = Provider.of<AppConfigProvider>(context);

    final width = MediaQuery.of(context).size.width;

    Future updateSettings({
      required bool newStatus,
      required Future Function(bool) function
    }) async {
      final result = await function(newStatus);
      if (result == true) {
        showSnacbkar(
          appConfigProvider: appConfigProvider, 
          label: AppLocalizations.of(context)!.settingsUpdatedSuccessfully, 
          color: Colors.green
        );
      }
      else {
        showSnacbkar(
          appConfigProvider: appConfigProvider, 
          label: AppLocalizations.of(context)!.cannotUpdateSettings, 
          color: Colors.red
        );
      }
    }

    Future checkUpdatesAvailable() async {
      setState(() => appUpdatesStatus = AppUpdatesStatus.checking);
      
      final res = await checkAppUpdates(
        currentBuildNumber: appConfigProvider.getAppInfo!.buildNumber, 
        setUpdateAvailable: appConfigProvider.setAppUpdatesAvailable, 
        installationSource: appConfigProvider.installationSource,
        isBeta: appConfigProvider.getAppInfo!.version.contains('beta'),
      );

      if (!mounted) return;
      if (res != null) {
        setState(() => appUpdatesStatus = AppUpdatesStatus.available);
      }
      else {
        setState(() => appUpdatesStatus = AppUpdatesStatus.recheck);
      }
    }

    Widget generateAppUpdateStatus() {
      if (appUpdatesStatus == AppUpdatesStatus.available) {
        return IconButton(
          onPressed: appConfigProvider.appUpdatesAvailable != null
            ? () async {
                final link = getAppUpdateDownloadLink(appConfigProvider.appUpdatesAvailable!);
                if (link != null) {
                  openUrl(link);
                }
              }
            : null, 
          icon: const Icon(Icons.download_rounded),
          tooltip: AppLocalizations.of(context)!.downloadUpdate,
        );
      }
      else if (appUpdatesStatus == AppUpdatesStatus.checking) {
        return const Padding(
          padding: EdgeInsets.only(right: 16),
          child: SizedBox(
            width: 24,
            height: 24,
            child: CircularProgressIndicator(
              strokeWidth: 3,
            )
          ),
        );
      }
      else {
        return IconButton(
          onPressed: checkUpdatesAvailable, 
          icon: const Icon(Icons.refresh_rounded),
          tooltip: AppLocalizations.of(context)!.checkUpdates,
        );
      }
    }

    return Scaffold(
      appBar: AppBar(
        title: Text(AppLocalizations.of(context)!.generalSettings),
        surfaceTintColor: isDesktop(width) ? Colors.transparent : null,
      ),
      body: ListView(
        children: [
          SectionLabel(label: AppLocalizations.of(context)!.home),
          CustomListTile(
            icon: Icons.exposure_zero_rounded,
            title: AppLocalizations.of(context)!.hideZeroValues,
            subtitle: AppLocalizations.of(context)!.hideZeroValuesDescription,
            trailing: Switch(
              value: appConfigProvider.hideZeroValues, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setHideZeroValues
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.hideZeroValues, 
              function: appConfigProvider.setHideZeroValues
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          CustomListTile(
            icon: Icons.show_chart_rounded,
            title: AppLocalizations.of(context)!.combinedChart,
            subtitle: AppLocalizations.of(context)!.combinedChartDescription,
            trailing: Switch(
              value: appConfigProvider.combinedChartHome, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setCombinedChartHome
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.combinedChartHome, 
              function: appConfigProvider.setCombinedChartHome
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          CustomListTile(
            icon: Icons.remove_red_eye_rounded,
            title: AppLocalizations.of(context)!.hideServerAddress,
            subtitle: AppLocalizations.of(context)!.hideServerAddressDescription,
            trailing: Switch(
              value: appConfigProvider.hideServerAddress, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setHideServerAddress
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.hideServerAddress, 
              function: appConfigProvider.setHideServerAddress
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          CustomListTile(
            icon: Icons.reorder_rounded,
            title: AppLocalizations.of(context)!.topItemsOrder,
            subtitle: AppLocalizations.of(context)!.topItemsOrderDescription,
            onTap: () => Navigator.of(context).push(
              MaterialPageRoute(
                builder: (context) => const ReorderableTopItemsHome()
              )
            )
          ),
          CustomListTile(
            icon: Icons.donut_large_rounded,
            title: AppLocalizations.of(context)!.showTopItemsChart,
            subtitle: AppLocalizations.of(context)!.showTopItemsChartDescription,
            trailing: Switch(
              value: appConfigProvider.showTopItemsChart, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setShowTopItemsChart
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.showTopItemsChart, 
              function: appConfigProvider.setShowTopItemsChart
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          SectionLabel(label: AppLocalizations.of(context)!.logs),
          CustomListTile(
            icon: Icons.timer_rounded,
            title: AppLocalizations.of(context)!.timeLogs,
            subtitle: AppLocalizations.of(context)!.timeLogsDescription,
            trailing: Switch(
              value: appConfigProvider.showTimeLogs, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setshowTimeLogs
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.showTimeLogs, 
              function: appConfigProvider.setshowTimeLogs
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          CustomListTile(
            icon: Icons.more,
            title: AppLocalizations.of(context)!.ipLogs,
            subtitle: AppLocalizations.of(context)!.ipLogsDescription,
            trailing: Switch(
              value: appConfigProvider.showIpLogs, 
              onChanged: (value) => updateSettings(
                newStatus: value, 
                function: appConfigProvider.setShowIpLogs
              ),
            ),
            onTap: () => updateSettings(
              newStatus: !appConfigProvider.showIpLogs, 
              function: appConfigProvider.setShowIpLogs
            ),
            padding: const EdgeInsets.only(
              top: 10,
              bottom: 10,
              left: 16,
              right: 10
            )
          ),
          if (
            !(Platform.isAndroid || Platform.isIOS) || 
            (Platform.isAndroid && (
              appConfigProvider.installationSource == Source.IS_INSTALLED_FROM_LOCAL_SOURCE ||
              appConfigProvider.installationSource == Source.IS_INSTALLED_FROM_PLAY_PACKAGE_INSTALLER ||
              appConfigProvider.installationSource == Source.UNKNOWN
            ))
          ) ...[
            SectionLabel(label: AppLocalizations.of(context)!.application),
            CustomListTile(
              icon: Icons.system_update_rounded,
              title: AppLocalizations.of(context)!.appUpdates,
              subtitle: appConfigProvider.appUpdatesAvailable != null
                ? AppLocalizations.of(context)!.updateAvailable
                : AppLocalizations.of(context)!.usingLatestVersion,
              trailing: generateAppUpdateStatus()
            )
          ]
        ],
      )
    );  
  }
}