329 lines
12 KiB
Dart
329 lines
12 KiB
Dart
import 'dart:typed_data';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/services.dart';
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import 'package:gecko/globals.dart';
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import 'package:flutter/material.dart';
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import 'package:gecko/models/wallet_data.dart';
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import 'package:gecko/providers/my_wallets.dart';
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import 'package:gecko/providers/substrate_sdk.dart';
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import 'package:gecko/screens/common_elements.dart';
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import 'package:pdf/pdf.dart';
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import 'package:printing/printing.dart';
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import 'package:provider/provider.dart';
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import 'package:pdf/widgets.dart' as pw;
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class ShowSeed extends StatelessWidget {
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const ShowSeed(
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{Key? keyMyWallets,
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required this.walletName,
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required this.walletProvider})
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: super(key: keyMyWallets);
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final String? walletName;
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final MyWalletsProvider walletProvider;
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@override
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Widget build(BuildContext context) {
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SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]);
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MyWalletsProvider _myWalletProvider =
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Provider.of<MyWalletsProvider>(context, listen: false);
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CommonElements common = CommonElements();
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SubstrateSdk _sub = Provider.of<SubstrateSdk>(context, listen: false);
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WalletData defaultWallet = _myWalletProvider.getDefaultWallet();
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return Scaffold(
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backgroundColor: backgroundColor,
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appBar: AppBar(
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toolbarHeight: 60 * ratio,
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title: const SizedBox(
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height: 22,
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child: Text('Ma phrase de restauration'),
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)),
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body: SafeArea(
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child: Column(children: <Widget>[
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const Spacer(flex: 1),
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FutureBuilder(
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future: _sub.getSeed(
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defaultWallet.address!, walletProvider.pinCode),
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builder: (BuildContext context, AsyncSnapshot<String?> _seed) {
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if (_seed.connectionState != ConnectionState.done ||
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_seed.hasError) {
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return SizedBox(
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height: 15,
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width: 15,
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child: CircularProgressIndicator(
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color: orangeC,
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strokeWidth: 2,
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),
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);
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} else if (!_seed.hasData) {
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return const Text('');
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}
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return Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Column(children: [
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common.buildText(
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'Tâchez de garder cette phrase bien secrète, car elle permet à quiconque la connaît d’accéder à tous vos portefeuilles.'),
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SizedBox(height: 35 * ratio),
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sentanceArray(context, _seed.data!.split(' ')),
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const SizedBox(height: 20),
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SizedBox(
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height: 40,
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child: ElevatedButton(
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style: ElevatedButton.styleFrom(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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elevation: 1,
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primary: orangeC, // background
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onPrimary: Colors.black, // foreground
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),
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onPressed: () {
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Clipboard.setData(
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ClipboardData(text: _seed.data));
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snackCopyKey(context);
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},
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child: Row(children: <Widget>[
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Image.asset(
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'assets/walletOptions/copy-white.png',
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height: 25,
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),
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const SizedBox(width: 7),
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Text(
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'copy'.tr(),
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style: TextStyle(
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fontSize: 15, color: Colors.grey[50]),
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)
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]),
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),
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),
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const SizedBox(height: 30),
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GestureDetector(
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(builder: (context) {
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return PrintWallet(_seed.data);
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}),
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);
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},
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child: Image.asset(
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'assets/printer.png',
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height: 42 * ratio,
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),
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),
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]),
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]);
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}),
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const Spacer(flex: 2),
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SizedBox(
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width: 380 * ratio,
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height: 60 * ratio,
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child: ElevatedButton(
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style: ElevatedButton.styleFrom(
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elevation: 4,
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primary: orangeC, // background
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onPrimary: Colors.white, // foreground
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),
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onPressed: () {
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Navigator.pop(context);
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},
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child: Text(
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'Fermer',
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style: TextStyle(
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fontSize: 23 * ratio, fontWeight: FontWeight.w600),
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),
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),
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),
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const Spacer(flex: 2),
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]),
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));
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}
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snackCopyKey(context) {
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const snackBar = SnackBar(
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padding: EdgeInsets.all(20),
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content: Text(
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"Votre phrase de restauration a été copié dans votre presse-papier.",
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style: TextStyle(fontSize: 16)),
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duration: Duration(seconds: 2));
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ScaffoldMessenger.of(context).showSnackBar(snackBar);
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}
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Widget sentanceArray(BuildContext context, List _mnemonic) {
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 3),
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child: Container(
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constraints: const BoxConstraints(maxWidth: 450),
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decoration: BoxDecoration(
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border: Border.all(color: Colors.black),
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color: const Color(0xffeeeedd),
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borderRadius: const BorderRadius.all(
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Radius.circular(10),
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)),
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padding: const EdgeInsets.all(20),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.max,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: <Widget>[
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Row(children: <Widget>[
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arrayCell(_mnemonic[0], 1),
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arrayCell(_mnemonic[1], 2),
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arrayCell(_mnemonic[2], 3),
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arrayCell(_mnemonic[3], 4),
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]),
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const SizedBox(height: 15),
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Row(children: <Widget>[
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arrayCell(_mnemonic[4], 5),
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arrayCell(_mnemonic[5], 6),
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arrayCell(_mnemonic[6], 7),
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arrayCell(_mnemonic[7], 8),
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]),
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const SizedBox(height: 15),
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Row(children: <Widget>[
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arrayCell(_mnemonic[8], 9),
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arrayCell(_mnemonic[9], 10),
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arrayCell(_mnemonic[10], 11),
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arrayCell(_mnemonic[11], 12),
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]),
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])),
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);
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}
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Widget arrayCell(dataWord, int nbr) {
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log.d(nbr);
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return SizedBox(
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width: 100,
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child: Column(children: <Widget>[
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Text(
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nbr.toString(),
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style:
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TextStyle(fontSize: 13 * ratio, color: const Color(0xff6b6b52)),
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),
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Text(
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dataWord,
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key: Key('word$dataWord'),
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style: TextStyle(fontSize: 17 * ratio, color: Colors.black),
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),
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]),
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);
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}
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}
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class PrintWallet extends StatelessWidget {
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const PrintWallet(this.sentence, {Key? key}) : super(key: key);
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final String? sentence;
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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home: Scaffold(
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appBar: AppBar(
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leading: IconButton(
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icon: const Icon(Icons.arrow_back, color: Colors.black),
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onPressed: () {
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Navigator.pop(context);
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}),
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backgroundColor: yellowC,
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foregroundColor: Colors.black,
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toolbarHeight: 60 * ratio,
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title: const SizedBox(
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height: 22,
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child: Text(
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'Imprimer ma phrase de restauration',
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style: TextStyle(fontWeight: FontWeight.w600),
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),
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),
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),
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body: PdfPreview(
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canDebug: false,
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canChangeOrientation: false,
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build: (format) => printWallet(sentence!),
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),
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),
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);
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}
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Future<Uint8List> printWallet(String _seed) async {
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final ByteData fontData =
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await rootBundle.load("assets/OpenSans-Regular.ttf");
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final pw.Font ttf = pw.Font.ttf(fontData.buffer.asByteData());
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final pdf = pw.Document();
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int nbr = 1;
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final _seedList = _seed.split(' ');
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// const imageProvider = AssetImage('assets/icon/gecko_final.png');
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// final geckoLogo = await flutterImageProvider(imageProvider);
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pw.Widget arrayCell(String dataWord, int _nbr) {
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nbr++;
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return pw.SizedBox(
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width: 120,
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child: pw.Column(children: <pw.Widget>[
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pw.Text(
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_nbr.toString(),
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style: pw.TextStyle(
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fontSize: 15, color: const PdfColor(0.5, 0, 0), font: ttf),
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),
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pw.Text(
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dataWord,
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style: pw.TextStyle(
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fontSize: 20, color: const PdfColor(0, 0, 0), font: ttf),
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),
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pw.SizedBox(height: 10)
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]),
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);
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}
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pdf.addPage(
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pw.Page(
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pageFormat: PdfPageFormat.a4,
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build: (context) {
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return pw.Column(
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// mainAxisAlignment: pw.MainAxisAlignment.center,
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// mainAxisSize: pw.MainAxisSize.max,
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// crossAxisAlignment: pw.CrossAxisAlignment.center,
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children: <pw.Widget>[
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pw.Row(children: <pw.Widget>[
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arrayCell(_seedList[0], nbr),
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arrayCell(_seedList[1], nbr),
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arrayCell(_seedList[2], nbr),
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arrayCell(_seedList[3], nbr),
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]),
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pw.Row(children: <pw.Widget>[
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arrayCell(_seedList[4], nbr),
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arrayCell(_seedList[5], nbr),
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arrayCell(_seedList[6], nbr),
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arrayCell(_seedList[7], nbr),
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]),
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pw.Row(children: <pw.Widget>[
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arrayCell(_seedList[8], nbr),
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arrayCell(_seedList[9], nbr),
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arrayCell(_seedList[10], nbr),
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arrayCell(_seedList[11], nbr)
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]),
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pw.Expanded(
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child: pw.Align(
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alignment: pw.Alignment.bottomCenter,
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child: pw.Text(
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"Gardez cette feuille préciseusement, à l’abri des lézards indiscrets.",
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style: pw.TextStyle(fontSize: 15, font: ttf),
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)))
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],
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);
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},
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),
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);
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return pdf.save();
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}
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}
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