// @dart=2.9

import 'package:expandable/expandable.dart';
import 'package:flutter/material.dart';
import 'package:flutter_sodium/flutter_sodium.dart';
import 'package:photos/core/configuration.dart';
import 'package:photos/ente_theme_data.dart';
import 'package:photos/services/ignored_files_service.dart';
import 'package:photos/services/local_sync_service.dart';
import 'package:photos/services/sync_service.dart';
import 'package:photos/ui/components/captioned_text_widget.dart';
import 'package:photos/ui/components/menu_item_widget.dart';
import 'package:photos/ui/settings/common_settings.dart';
import 'package:photos/ui/settings/settings_text_item.dart';
import 'package:photos/utils/toast_util.dart';

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

  @override
  State<DebugSectionWidget> createState() => _DebugSectionWidgetState();
}

class _DebugSectionWidgetState extends State<DebugSectionWidget> {
  final expandableController = ExpandableController(initialExpanded: false);

  @override
  void dispose() {
    expandableController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return ExpandablePanel(
      header: MenuItemWidget(
        captionedTextWidget: const CaptionedTextWidget(
          text: "Debug",
        ),
        isHeaderOfExpansion: true,
        leadingIcon: Icons.bug_report_outlined,
        trailingIcon: Icons.expand_more,
        menuItemColor:
            Theme.of(context).colorScheme.enteTheme.colorScheme.fillFaint,
        expandableController: expandableController,
      ),
      collapsed: const SizedBox.shrink(),
      expanded: _getSectionOptions(context),
      theme: getExpandableTheme(context),
      controller: expandableController,
    );
  }

  Widget _getSectionOptions(BuildContext context) {
    return Column(
      children: [
        sectionOptionDivider,
        GestureDetector(
          behavior: HitTestBehavior.translucent,
          onTap: () async {
            _showKeyAttributesDialog(context);
          },
          child: const SettingsTextItem(
            text: "Key attributes",
            icon: Icons.navigate_next,
          ),
        ),
        GestureDetector(
          behavior: HitTestBehavior.translucent,
          onTap: () async {
            await LocalSyncService.instance.resetLocalSync();
            showToast(context, "Done");
          },
          child: const SettingsTextItem(
            text: "Delete Local Import DB",
            icon: Icons.navigate_next,
          ),
        ),
        GestureDetector(
          behavior: HitTestBehavior.translucent,
          onTap: () async {
            await IgnoredFilesService.instance.reset();
            SyncService.instance.sync();
            showToast(context, "Done");
          },
          child: const SettingsTextItem(
            text: "Allow auto-upload for ignored files",
            icon: Icons.navigate_next,
          ),
        ),
      ],
    );
  }

  void _showKeyAttributesDialog(BuildContext context) {
    final keyAttributes = Configuration.instance.getKeyAttributes();
    final AlertDialog alert = AlertDialog(
      title: const Text("key attributes"),
      content: SingleChildScrollView(
        child: Column(
          children: [
            const Text(
              "Key",
              style: TextStyle(fontWeight: FontWeight.bold),
            ),
            Text(Sodium.bin2base64(Configuration.instance.getKey())),
            const Padding(padding: EdgeInsets.all(12)),
            const Text(
              "Encrypted Key",
              style: TextStyle(fontWeight: FontWeight.bold),
            ),
            Text(keyAttributes.encryptedKey),
            const Padding(padding: EdgeInsets.all(12)),
            const Text(
              "Key Decryption Nonce",
              style: TextStyle(fontWeight: FontWeight.bold),
            ),
            Text(keyAttributes.keyDecryptionNonce),
            const Padding(padding: EdgeInsets.all(12)),
            const Text(
              "KEK Salt",
              style: TextStyle(fontWeight: FontWeight.bold),
            ),
            Text(keyAttributes.kekSalt),
            const Padding(padding: EdgeInsets.all(12)),
          ],
        ),
      ),
      actions: [
        TextButton(
          child: const Text("OK"),
          onPressed: () {
            Navigator.of(context, rootNavigator: true).pop('dialog');
          },
        ),
      ],
    );

    showDialog(
      context: context,
      builder: (BuildContext context) {
        return alert;
      },
    );
  }
}