Top 10 Examples of "unchained-bitcoin in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'unchained-bitcoin' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
txTmp.network = bitcoin.networks.testnet;
}
for (var i = 0; i < outputs.length; i++) {
txTmp.addOutput(outputs[i].address, outputs[i].amountSats.toNumber());
}
for (var j = 0; j < inputs.length; j++) {
txTmp.addInput(inputs[j].txid, inputs[j].index)
}
let txToSign = txTmp.buildIncomplete();
const txHex = txToSign.toHex()
const addressType = multisigAddressType(inputs[0].multisig); // TODO: multiple inputs?
const segwit = addressType == MULTISIG_ADDRESS_TYPES.P2SH_P2WSH || addressType == MULTISIG_ADDRESS_TYPES.P2WSH
let splitTx = await ledgerbtc.splitTransaction(txHex, segwit);
let outputScriptHex = await ledgerbtc.serializeTransactionOutputs(splitTx).toString('hex');
const ledgerIns = inputs.map(input => ledgerInput(ledgerbtc, input));
// BIP32 PATH
let ledger_bip32_path = path.split("/").slice(1).join("/");
let ledgerKeySets = Array(inputs.length).fill(ledger_bip32_path); //array[bip32]
// SIGN
let signatures = await ledgerbtc.signP2SHTransaction(
ledgerIns,
ledgerKeySets,}
for (var i = 0; i < outputs.length; i++) {
txTmp.addOutput(outputs[i].address, outputs[i].amountSats.toNumber());
}
for (var j = 0; j < inputs.length; j++) {
txTmp.addInput(inputs[j].txid, inputs[j].index)
}
let txToSign = txTmp.buildIncomplete();
const txHex = txToSign.toHex()
const addressType = multisigAddressType(inputs[0].multisig); // TODO: multiple inputs?
const segwit = addressType == MULTISIG_ADDRESS_TYPES.P2SH_P2WSH || addressType == MULTISIG_ADDRESS_TYPES.P2WSH
let splitTx = await ledgerbtc.splitTransaction(txHex, segwit);
let outputScriptHex = await ledgerbtc.serializeTransactionOutputs(splitTx).toString('hex');
const ledgerIns = inputs.map(input => ledgerInput(ledgerbtc, input));
// BIP32 PATH
let ledger_bip32_path = path.split("/").slice(1).join("/");
let ledgerKeySets = Array(inputs.length).fill(ledger_bip32_path); //array[bip32]
// SIGN
let signatures = await ledgerbtc.signP2SHTransaction(
ledgerIns,
ledgerKeySets,
outputScriptHexmessages() {
const messages = super.messages();
const bip32PathSegments = (this.bip32Path || '').split('/');
if (bip32PathSegments.length < 4) { // m, 45', 0', 0', ...
messages[PENDING].push({level: ERROR, text: "BIP32 path must be at least depth 3.", code: "trezor.bip32_path.minimum"});
} else {
const coinPath = bip32PathSegments[2];
if (this.network === NETWORKS.MAINNET) {
if (! coinPath.match(/^0'/)) {
messages[ACTIVE].push({level: WARNING, text: "On Trezor model T the screen may display a 'Confirm path' warning message.", code: "trezor.bip32_path.mismatch"});
}
}
if (this.network === NETWORKS.TESTNET) {
if (! coinPath.match(/^1'/)) {
messages[ACTIVE].push({level: WARNING, text: "On Trezor model T the screen may display a 'Confirm path' warning message.'", code: "trezor.bip32_path.mismatch"});
}
}
}
messages[ACTIVE].push({level: INFO, text: "Confirm in the Trezor Connect window that you want to 'Export public key'. You may be prompted to enter your PIN.", code: "trezor.popup.export_hdnode"});
return messages;
}messages() {
const messages = super.messages();
const bip32PathSegments = (this.bip32Path || '').split('/');
if (bip32PathSegments.length < 4) { // m, 45', 0', 0', ...
messages[PENDING].push({level: ERROR, text: "BIP32 path must be at least depth 3.", code: "trezor.bip32_path.minimum"});
} else {
const coinPath = bip32PathSegments[2];
if (this.network === NETWORKS.MAINNET) {
if (! coinPath.match(/^0'/)) {
messages[ACTIVE].push({level: WARNING, text: "On Trezor model T the screen may display a 'Confirm path' warning message.", code: "trezor.bip32_path.mismatch"});
}
}
if (this.network === NETWORKS.TESTNET) {
if (! coinPath.match(/^1'/)) {
messages[ACTIVE].push({level: WARNING, text: "On Trezor model T the screen may display a 'Confirm path' warning message.'", code: "trezor.bip32_path.mismatch"});
}
}
}
messages[ACTIVE].push({level: INFO, text: "Confirm in the Trezor Connect window that you want to 'Export public key'. You may be prompted to enter your PIN.", code: "trezor.popup.export_hdnode"});
return messages;
}function ledgerInput(ledgerbtc, input) {
const addressType = multisigAddressType(input.multisig);
const tx = ledgerbtc.splitTransaction(input.transactionHex, true)
if (addressType == MULTISIG_ADDRESS_TYPES.P2SH) {
return [tx, input.index, scriptToHex(multisigRedeemScript(input.multisig))];
} else {
return [tx, input.index, scriptToHex(multisigWitnessScript(input.multisig))];
}
}function trezorInput(input, bip32Path) {
const requiredSigners = multisigRequiredSigners(input.multisig);
const addressType = multisigAddressType(input.multisig)
const spendType = addressScriptTypes[addressType]
return {
script_type: spendType,
multisig: {
m: requiredSigners,
pubkeys: multisigPublicKeys(input.multisig).map((publicKey) => trezorPublicKey(publicKey)),
signatures: Array(requiredSigners).fill(''),
},
prev_hash: input.txid,
prev_index: input.index,
address_n: bip32PathToSequence(bip32Path),
amount: input.amountSats.toString()
};
}inputsAreSupported() {
if (this.inputs && this.inputs.length) {
for (let i=0; i < this.inputs.length; i++) {
const input = this.inputs[i];
const inputAddressType = multisigAddressType(input.multisig);
if (inputAddressType !== MULTISIG_ADDRESS_TYPES.P2SH) {
this.inputAddressType = inputAddressType
return false;
}
}
}
return true
}
{this.renderScript("Script", multisig)}
{redeemScript && this.renderScript("Redeem Script", redeemScript)}
{witnessScript && this.renderScript("Witness Script", witnessScript)}
);
}function ledgerInput(ledgerbtc, input) {
const addressType = multisigAddressType(input.multisig);
const tx = ledgerbtc.splitTransaction(input.transactionHex, true)
if (addressType == MULTISIG_ADDRESS_TYPES.P2SH) {
return [tx, input.index, scriptToHex(multisigRedeemScript(input.multisig))];
} else {
return [tx, input.index, scriptToHex(multisigWitnessScript(input.multisig))];
}
}signatureRequestData() {
const hermitInputsByRedeemScript = {};
for (let i=0; i < this.inputs.length; i++) {
const input = this.inputs[i];
const bip32Path = this.bip32Paths[i];
const redeemScriptHex = scriptToHex(multisigRedeemScript(input.multisig));
if (! hermitInputsByRedeemScript[redeemScriptHex]) {
hermitInputsByRedeemScript[redeemScriptHex] = [redeemScriptHex, bip32Path];
}
hermitInputsByRedeemScript[redeemScriptHex].push({
txid: input.txid,
index: input.index,
amount: input.amountSats.toNumber(),
});
}
return {
inputs: Object.values(hermitInputsByRedeemScript),
outputs: this.outputs.map((output) => ({
address: output.address,
amount: output.amountSats.toNumber(),
})),
};