veilidchat/lib/pages/new_account.dart

import 'package:awesome_extensions/awesome_extensions.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_translate/flutter_translate.dart';
import 'package:flutter_form_builder/flutter_form_builder.dart';
import 'package:form_builder_validators/form_builder_validators.dart';
import 'package:quickalert/quickalert.dart';

import '../components/default_app_bar.dart';
import '../entities/proto.dart' as proto;
import '../providers/local_accounts.dart';
import '../providers/logins.dart';
import '../tools/tools.dart';
import '../veilid_support/veilid_support.dart';

class NewAccountPage extends ConsumerStatefulWidget {
  const NewAccountPage({super.key});
  static const path = '/new_account';

  @override
  NewAccountPageState createState() {
    return NewAccountPageState();
  }
}

class NewAccountPageState extends ConsumerState<NewAccountPage> {
  final _formKey = GlobalKey<FormBuilderState>();
  late bool isInAsyncCall = false;
  static const String formFieldName = "name";
  static const String formFieldTitle = "title";

  Future<void> createAccount() async {
    final imws = await newIdentityMaster();
    try {
      final localAccounts = ref.read(localAccountsProvider.notifier);
      final logins = ref.read(loginsProvider.notifier);

      final profile = proto.Profile();
      profile.name = _formKey.currentState!.fields[formFieldName]!.value;
      profile.title = _formKey.currentState!.fields[formFieldTitle]!.value;
      final account = proto.Account();
      account.profile = profile;
      final localAccount = await localAccounts.newAccount(
          identityMaster: imws.identityMaster,
          identitySecret: imws.identitySecret,
          account: account);

      // Log in the new account by default with no pin
      final ok = await logins
          .loginWithNone(localAccount.identityMaster.masterRecordKey);
      assert(ok == true);
    } catch (e) {
      await imws.delete();
      rethrow;
    }
  }

  Widget _newAccountForm(BuildContext context,
      {required Future<void> Function(GlobalKey<FormBuilderState>) onSubmit}) {
    return FormBuilder(
      key: _formKey,
      child: ListView(
        children: [
          Text(translate("new_account_page.header"))
              .textStyle(context.headlineSmall)
              .paddingSymmetric(vertical: 16),
          FormBuilderTextField(
            autofocus: true,
            name: formFieldName,
            decoration:
                InputDecoration(hintText: translate("account.form_name")),
            maxLength: 64,
            // The validator receives the text that the user has entered.
            validator: FormBuilderValidators.compose([
              FormBuilderValidators.required(),
            ]),
          ),
          FormBuilderTextField(
            name: formFieldTitle,
            maxLength: 64,
            decoration:
                InputDecoration(hintText: translate("account.form_title")),
          ),
          Row(children: [
            const Spacer(),
            Text(translate("new_account_page.instructions"))
                .toCenter()
                .flexible(flex: 6),
            const Spacer(),
          ]).paddingSymmetric(vertical: 4),
          ElevatedButton(
            onPressed: () async {
              if (_formKey.currentState?.saveAndValidate() ?? false) {
                setState(() {
                  isInAsyncCall = true;
                });
                try {
                  await onSubmit(_formKey);
                } finally {
                  setState(() {
                    isInAsyncCall = false;
                  });
                }
              }
            },
            child: Text(translate('new_account_page.create')),
          ).paddingSymmetric(vertical: 4).alignAtCenterRight(),
        ],
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    enableTitleBar(true);
    portraitOnly();

//    final localAccountsData = ref.watch(localAccountsProvider);
    final displayModalHUD = isInAsyncCall; // || !localAccountsData.hasValue;

    return Scaffold(
      // resizeToAvoidBottomInset: false,
      appBar: DefaultAppBar(context,
          title: Text(translate("new_account_page.titlebar"))),
      body: _newAccountForm(
        context,
        onSubmit: (formKey) async {
          debugPrint(_formKey.currentState?.value.toString());
          FocusScope.of(context).unfocus();
          try {
            await createAccount();
          } catch (e) {
            QuickAlert.show(
              context: context,
              type: QuickAlertType.error,
              title: translate("new_account_page.error"),
              text: 'Exception: ${e.toString()}',
              //backgroundColor: Colors.black,
              //titleColor: Colors.white,
              //textColor: Colors.white,
            );
          }
        },
      ).paddingSymmetric(horizontal: 24, vertical: 8),
    ).withModalHUD(context, displayModalHUD);
  }
}