cake_wallet/lib/src/screens/seed/wallet_seed_page.dart

import 'package:cake_wallet/di.dart';
import 'package:cake_wallet/palette.dart';
import 'package:cake_wallet/store/settings_store.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:esys_flutter_share/esys_flutter_share.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:cake_wallet/generated/i18n.dart';
import 'package:cake_wallet/src/widgets/primary_button.dart';
import 'package:cake_wallet/src/screens/base_page.dart';
import 'package:cake_wallet/view_model/wallet_seed_view_model.dart';

class WalletSeedPage extends BasePage {
  WalletSeedPage(this.walletSeedViewModel, {@required this.isNewWalletCreated});

  static final imageLight = Image.asset('assets/images/crypto_lock_light.png');
  static final imageDark = Image.asset('assets/images/crypto_lock.png');

  @override
  String get title => S.current.seed_title;

  final bool isNewWalletCreated;
  final WalletSeedViewModel walletSeedViewModel;

  @override
  void onClose(BuildContext context) =>
      isNewWalletCreated
          ? Navigator.of(context).popUntil((route) => route.isFirst)
          : Navigator.of(context).pop();

  @override
  Widget leading(BuildContext context) =>
      isNewWalletCreated ? Offstage() : super.leading(context);

  @override
  Widget trailing(BuildContext context) {
    return isNewWalletCreated
        ? GestureDetector(
            onTap: () => onClose(context),
            child: Container(
              width: 100,
              height: 32,
              alignment: Alignment.center,
              margin: EdgeInsets.only(left: 10),
              decoration: BoxDecoration(
                  borderRadius: BorderRadius.all(Radius.circular(16)),
                  color: Theme.of(context).accentTextTheme.caption.color),
              child: Text(
                S.of(context).seed_language_next,
                style: TextStyle(
                    fontSize: 14,
                    fontWeight: FontWeight.w600,
                    color: Palette.blueCraiola),
              ),
            ),
          )
        : Offstage();
  }

  @override
  Widget body(BuildContext context) {
    final image = getIt.get<SettingsStore>().isDarkTheme ? imageDark : imageLight;

    return Container(
        padding: EdgeInsets.all(24),
        child: Column(
          children: <Widget>[
            Flexible(
                flex: 2,
                child: AspectRatio(
                    aspectRatio: 1,
                    child: FittedBox(child: image, fit: BoxFit.fill))),
            Flexible(
                flex: 3,
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: <Widget>[
                    Padding(
                      padding: EdgeInsets.only(top: 33),
                      child: Observer(builder: (_) {
                        return Column(
                          crossAxisAlignment: CrossAxisAlignment.center,
                          children: <Widget>[
                            Text(
                              walletSeedViewModel.name,
                              style: TextStyle(
                                  fontSize: 20,
                                  fontWeight: FontWeight.w600,
                                  color: Theme.of(context)
                                      .primaryTextTheme
                                      .title
                                      .color),
                            ),
                            Padding(
                              padding: EdgeInsets.only(top: 20, left: 16, right: 16),
                              child: Text(
                                walletSeedViewModel.seed,
                                textAlign: TextAlign.center,
                                style: TextStyle(
                                    fontSize: 14,
                                    fontWeight: FontWeight.normal,
                                    color: Theme.of(context)
                                        .primaryTextTheme
                                        .overline
                                        .color),
                              ),
                            )
                          ],
                        );
                      }),
                    ),
                    Column(
                      children: <Widget>[
                        isNewWalletCreated
                        ? Padding(
                          padding: EdgeInsets.only(bottom: 52, left: 43, right: 43),
                          child: Text(
                            S.of(context).seed_reminder,
                            textAlign: TextAlign.center,
                            style: TextStyle(
                              fontSize: 12,
                              fontWeight: FontWeight.normal,
                              color: Theme.of(context)
                                  .primaryTextTheme
                                  .overline
                                  .color
                            ),
                          ),
                        )
                        : Offstage(),
                        Row(
                          mainAxisSize: MainAxisSize.max,
                          children: <Widget>[
                            Flexible(
                                child: Container(
                                  padding: EdgeInsets.only(right: 8.0),
                                  child: PrimaryButton(
                                      onPressed: () => Share.text(
                                          S.of(context).seed_share,
                                          walletSeedViewModel.seed,
                                          'text/plain'),
                                      text: S.of(context).save,
                                      color: Colors.green,
                                      textColor: Colors.white),
                                )),
                            Flexible(
                                child: Container(
                                  padding: EdgeInsets.only(left: 8.0),
                                  child: Builder(
                                      builder: (context) => PrimaryButton(
                                          onPressed: () {
                                            Clipboard.setData(ClipboardData(
                                                text: walletSeedViewModel.seed));
                                            Scaffold.of(context).showSnackBar(
                                              SnackBar(
                                                content: Text(
                                                    S.of(context).copied_to_clipboard),
                                                backgroundColor: Colors.green,
                                                duration: Duration(milliseconds: 1500),
                                              ),
                                            );
                                          },
                                          text: S.of(context).copy,
                                          color: Palette.blueCraiola,
                                          textColor: Colors.white)),
                                ))
                          ],
                        )
                      ],
                    )
                  ],
                ))
          ],
        ));
  }
}