fluffychat/lib/views/ui/settings_3pid_ui.dart

import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/views/widgets/max_width_body.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:fluffychat/views/widgets/matrix.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';

class Settings3Pid extends StatefulWidget {
  static int sendAttempt = 0;

  @override
  _Settings3PidState createState() => _Settings3PidState();
}

class _Settings3PidState extends State<Settings3Pid> {
  void _add3PidAction(BuildContext context) async {
    final input = await showTextInputDialog(
      context: context,
      title: L10n.of(context).enterAnEmailAddress,
      okLabel: L10n.of(context).ok,
      cancelLabel: L10n.of(context).cancel,
      useRootNavigator: false,
      textFields: [
        DialogTextField(
          hintText: L10n.of(context).enterAnEmailAddress,
          keyboardType: TextInputType.emailAddress,
        ),
      ],
    );
    if (input == null) return;
    final clientSecret = DateTime.now().millisecondsSinceEpoch.toString();
    final response = await showFutureLoadingDialog(
      context: context,
      future: () => Matrix.of(context).client.requestEmailToken(
            input.single,
            clientSecret,
            Settings3Pid.sendAttempt++,
          ),
    );
    if (response.error != null) return;
    final ok = await showOkAlertDialog(
      context: context,
      title: L10n.of(context).weSentYouAnEmail,
      message: L10n.of(context).pleaseClickOnLink,
      okLabel: L10n.of(context).iHaveClickedOnLink,
      useRootNavigator: false,
    );
    if (ok == null) return;
    final success = await showFutureLoadingDialog(
      context: context,
      future: () => Matrix.of(context).client.uiaRequestBackground(
            (auth) => Matrix.of(context).client.addThirdPartyIdentifier(
                  clientSecret,
                  response.result.sid,
                  auth: auth,
                ),
          ),
    );
    if (success.error != null) return;
    setState(() => _request = null);
  }

  Future<List<ThirdPartyIdentifier>> _request;

  void _delete3Pid(
      BuildContext context, ThirdPartyIdentifier identifier) async {
    if (await showOkCancelAlertDialog(
          context: context,
          title: L10n.of(context).areYouSure,
          okLabel: L10n.of(context).yes,
          cancelLabel: L10n.of(context).cancel,
          useRootNavigator: false,
        ) !=
        OkCancelResult.ok) {
      return;
    }
    final success = await showFutureLoadingDialog(
        context: context,
        future: () => Matrix.of(context).client.deleteThirdPartyIdentifier(
              identifier.address,
              identifier.medium,
            ));
    if (success.error != null) return;
    setState(() => _request = null);
  }

  @override
  Widget build(BuildContext context) {
    _request ??= Matrix.of(context).client.requestThirdPartyIdentifiers();
    return Scaffold(
      appBar: AppBar(
        leading: BackButton(),
        title: Text(L10n.of(context).passwordRecovery),
        actions: [
          IconButton(
            icon: Icon(Icons.add_outlined),
            onPressed: () => _add3PidAction(context),
            tooltip: L10n.of(context).addEmail,
          )
        ],
      ),
      body: MaxWidthBody(
        child: FutureBuilder<List<ThirdPartyIdentifier>>(
          future: _request,
          builder: (BuildContext context,
              AsyncSnapshot<List<ThirdPartyIdentifier>> snapshot) {
            if (snapshot.hasError) {
              return Center(
                child: Text(
                  snapshot.error.toString(),
                  textAlign: TextAlign.center,
                ),
              );
            }
            if (!snapshot.hasData) {
              return Center(child: CircularProgressIndicator());
            }
            final identifier = snapshot.data;
            return Column(
              children: [
                ListTile(
                  leading: CircleAvatar(
                    backgroundColor: Theme.of(context).scaffoldBackgroundColor,
                    foregroundColor:
                        identifier.isEmpty ? Colors.orange : Colors.grey,
                    child: Icon(
                      identifier.isEmpty
                          ? Icons.warning_outlined
                          : Icons.info_outlined,
                    ),
                  ),
                  title: Text(
                    identifier.isEmpty
                        ? L10n.of(context).noPasswordRecoveryDescription
                        : L10n.of(context)
                            .withTheseAddressesRecoveryDescription,
                  ),
                ),
                Divider(height: 1),
                Expanded(
                  child: ListView.builder(
                    itemCount: identifier.length,
                    itemBuilder: (BuildContext context, int i) => ListTile(
                      leading: CircleAvatar(
                          backgroundColor:
                              Theme.of(context).scaffoldBackgroundColor,
                          foregroundColor: Colors.grey,
                          child: Icon(identifier[i].iconData)),
                      title: Text(identifier[i].address),
                      trailing: IconButton(
                        tooltip: L10n.of(context).delete,
                        icon: Icon(Icons.delete_forever_outlined),
                        color: Colors.red,
                        onPressed: () => _delete3Pid(context, identifier[i]),
                      ),
                    ),
                  ),
                ),
              ],
            );
          },
        ),
      ),
    );
  }
}

extension on ThirdPartyIdentifier {
  IconData get iconData {
    switch (medium) {
      case ThirdPartyIdentifierMedium.email:
        return Icons.mail_outline_rounded;
      case ThirdPartyIdentifierMedium.msisdn:
        return Icons.phone_android_outlined;
    }
    return Icons.device_unknown_outlined;
  }
}