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906_handover_multisig_sample.html
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906_handover_multisig_sample.html
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<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
<script src="nem2-sdk-0.13.1.js"></script>
<script>$(function() {
const nem = require("/node_modules/nem2-sdk");
const rxjs = require("/node_modules/rxjs/operators");
const NODE = 'https://catapult-test.opening-line.jp:3001';
const GENERATION_HASH = "453052FDC4EB23BF0D7280C103F7797133A633B68A81986165B76FCE248AB235";
const transactionHttp = new nem.TransactionHttp(NODE);
const alice = nem.Account.generateNewAccount(nem.NetworkType.MIJIN_TEST);
const bob = nem.Account.generateNewAccount(nem.NetworkType.MIJIN_TEST);
const carol = nem.Account.generateNewAccount(nem.NetworkType.MIJIN_TEST);
console.log("alice");
console.log(alice.address);
console.log(alice.publicKey);
console.log("bob");
console.log(bob.publicKey);
console.log(bob);
const wsEndpoint = NODE.replace('https', 'wss');
const listener = new nem.Listener(wsEndpoint, WebSocket);
var hasBuilt = false;
listener.open().then(() => {
listener
.unconfirmedAdded(alice.address)
.subscribe(
function(_){
console.log("--unconfirmed transaction(alice)--");
console.log(_);
},
err => console.error(err));
listener
.confirmed(alice.address)
.subscribe(
function(_){
console.log("==confirmed transaction(alice)==");
if(!hasBuilt){
console.log("start sample program.");
buildHandoverProcess();
hasBuilt = true;
}
},
err => console.error(err));
//aliceの中にbobの署名が必要なtxを探す
listener
.aggregateBondedAdded(alice.address)
.pipe(
rxjs.filter(_ => !_.signedByAccount(bob.publicAccount)),
rxjs.map(_ => bob.signCosignatureTransaction(nem.CosignatureTransaction.create(_))),
rxjs.mergeMap(_ => transactionHttp.announceAggregateBondedCosignature(_))
)
.subscribe(_ =>{
console.log(">>Bob cosign in Alice partial transaction<<");
}, err => console.error(err));
listener
.aggregateBondedAdded(alice.address)
.pipe(
rxjs.filter(_ => !_.signedByAccount(carol.publicAccount)),
rxjs.map(_ => carol.signCosignatureTransaction(nem.CosignatureTransaction.create(_))),
rxjs.mergeMap(_ => transactionHttp.announceAggregateBondedCosignature(_))
)
.subscribe(_ =>{
console.log(">>Carol cosign in Alice partial transaction<<");
}, err => console.error(err));
});
function buildHandoverProcess(){
//マルチシグ化
const multisigTx = nem.ModifyMultisigAccountTransaction.create(
nem.Deadline.create(),
1,1,
[
new nem.MultisigCosignatoryModification(
nem.MultisigCosignatoryModificationType.Add, bob,
)
],
nem.NetworkType.MIJIN_TEST
);
//譲渡
const modifyMultisigTx = nem.ModifyMultisigAccountTransaction.create(
nem.Deadline.create(),
0,0,
[
new nem.MultisigCosignatoryModification(
nem.MultisigCosignatoryModificationType.Add,
carol,
),
new nem.MultisigCosignatoryModification(
nem.MultisigCosignatoryModificationType.Remove,
bob,
),
],
nem.NetworkType.MIJIN_TEST
);
//代金支払い
const transferTx = nem.TransferTransaction.create(
nem.Deadline.create(),
bob.address,
[nem.NetworkCurrencyMosaic.createRelative(0)],
nem.PlainMessage.create('Thank you for sending alice.'),
nem.NetworkType.MIJIN_TEST
);
const aggregateTx = nem.AggregateTransaction.createBonded(
nem.Deadline.create(),
[
multisigTx.toAggregate(alice.publicAccount),
modifyMultisigTx.toAggregate(alice.publicAccount),
transferTx.toAggregate(carol.publicAccount),
],
nem.NetworkType.MIJIN_TEST
);
const signedTx = alice.sign(aggregateTx, GENERATION_HASH);
console.log(signedTx);
const lockTx = nem.HashLockTransaction.create(
nem.Deadline.create(),
nem.NetworkCurrencyMosaic.createRelative(10),
nem.UInt64.fromUint(480),
signedTx,
nem.NetworkType.MIJIN_TEST);
const lockSignedTx = alice.sign(lockTx, GENERATION_HASH);
transactionHttp
.announce(lockSignedTx)
.subscribe(x => {
}, err => console.error(err));
//ロックが承認されたらトランザクションを投げる
listener
.confirmed(alice.address)
.pipe(
rxjs.filter((tx) => tx.transactionInfo !== undefined && tx.transactionInfo.hash === lockSignedTx.hash),
rxjs.mergeMap(ignored => transactionHttp.announceAggregateBonded(signedTx))
)
.subscribe(_ => {
$('#items2-ctrl ul').append('<li><a target="_blank" href="' + NODE + '/transaction/' + signedTx.hash + '/status">' + signedTx.hash + '</a></li>');
$('#items3-ctrl ul').append('<li><a target="_blank" href="' + NODE + '/transaction/' + signedTx.hash + '">' + signedTx.hash + '</a></li>');
},
err => console.error(err)
);
}
})</script>
</head>
<body>
<h1>sample</h1>
<h3>state確認</h3><div id="items2-ctrl"><ul></ul></div>
<h3>confirmed確認</h3><div id="items3-ctrl"><ul></ul></div>
</body>
</html>