Loc-Chain/loc-chain-app
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share transactions

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This commit is contained in:
Thomas Atkins 2021-04-11 05:32:51 -05:00
parent b978f11640
commit c985867ee2
1 changed files with 11 additions and 6 deletions
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17
loc_chain_app/lib/pages/home.dart
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@ -5,6 +5,9 @@ import 'package:flutter_udid/flutter_udid.dart';
import 'package:loc_chain_app/util/transaction_manager.dart'; import 'package:loc_chain_app/util/transaction_manager.dart';
import 'package:nearby_connections/nearby_connections.dart'; import 'package:nearby_connections/nearby_connections.dart';
import 'package:loc_chain_app/util/keyfile_manager.dart';
import 'package:loc_chain_app/util/transaction_manager.dart';
class HomePage extends StatefulWidget { class HomePage extends StatefulWidget {
HomePage({Key? key, required this.title}) : super(key: key); HomePage({Key? key, required this.title}) : super(key: key);
final String title; final String title;
@ -27,6 +30,7 @@ class _HomePageState extends State<HomePage> {
static late String userName; static late String userName;
final Strategy strategy = Strategy.P2P_STAR; final Strategy strategy = Strategy.P2P_STAR;
Map<String, ConnectionInfo> endpointMap = Map(); Map<String, ConnectionInfo> endpointMap = Map();
static Map<String, Transaction> transactionMap = Map();
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
@ -63,24 +67,25 @@ class _HomePageState extends State<HomePage> {
); );
} }
String genPayload(ConnectionInfo value) { Future<String> genPayload(ConnectionInfo value) async {
print("Sender ID: $userName"); print("Sender ID: $userName");
print("Receiver ID: ${value.endpointName}"); print("Receiver ID: ${value.endpointName}");
var dateTime = DateTime.now(); var dateTime = DateTime.now();
print('Milliseconds since Epoch: ${dateTime.millisecondsSinceEpoch}'); print('Milliseconds since Epoch: ${dateTime.millisecondsSinceEpoch}');
String payload = userName + String p2p = await Transaction.generateHash(value.endpointName) +
":" + ":" +
value.endpointName + value.endpointName +
":" + ":" +
dateTime.millisecondsSinceEpoch.toString(); dateTime.millisecondsSinceEpoch.toString();
return payload; return p2p;
} }
void sendPayload() { void sendPayload() async {
endpointMap.forEach((key, value) { endpointMap.forEach((key, value) async {
String a = genPayload(value); String a = await genPayload(value);
showSnackbar("Sending $a to ${value.endpointName}, id: $key"); showSnackbar("Sending $a to ${value.endpointName}, id: $key");
Nearby().sendBytesPayload(key, Uint8List.fromList(a.codeUnits)); Nearby().sendBytesPayload(key, Uint8List.fromList(a.codeUnits));