gecko/lib/screens/substrate_sandbox.dart

65 lines
1.8 KiB
Dart

import 'package:flutter/material.dart';
import 'package:gecko/globals.dart';
import 'package:gecko/providers/substrate_sdk.dart';
import 'package:provider/provider.dart';
class SubstrateSandBox extends StatelessWidget {
const SubstrateSandBox({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
SubstrateSdk _sub = Provider.of<SubstrateSdk>(context, listen: false);
return StatefulWrapper(
onInit: () async {
await _sub.initApi();
await _sub.connectNode();
},
child: Scaffold(
appBar: AppBar(
toolbarHeight: 60 * ratio,
title: const SizedBox(
height: 22,
child: Text('Substrate Sandbox'),
),
),
body: SafeArea(
child: Consumer<SubstrateSdk>(builder: (context, _sub, _) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Text('js-api chargé ?: ${_sub.sdkReady}'),
Text(
'Noeud connecté ?: ${_sub.nodeConnected} (${_sub.subNode})'),
if (_sub.nodeConnected)
Text('Numéro de bloc: ${_sub.blocNumber}'),
]);
}),
),
),
);
}
}
class StatefulWrapper extends StatefulWidget {
final Function onInit;
final Widget child;
const StatefulWrapper({Key? key, required this.onInit, required this.child})
: super(key: key);
@override
_StatefulWrapperState createState() => _StatefulWrapperState();
}
class _StatefulWrapperState extends State<StatefulWrapper> {
@override
void initState() {
widget.onInit();
super.initState();
}
@override
Widget build(BuildContext context) {
return widget.child;
}
}