Top 10 Examples of "bsv in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'bsv' 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.
it('should send txs', async () => {
const rawtx = '01000000012ad543bf57024014458cf524385248b479d396709e511def541952b718111b91010000006b483045022100ed160167df04b7bd63ebdc4e48b43501ce789ef9a82849245ca2e6687a0306f602201097253115885d35e7d52c6fa7f2b77d6a063dd7c4fd5253eb093c53f577de454121020e7ab2251bb7b40fb25a84906577310de5c7e510ffa376492ccf3fa2e91deb2cffffffff02da940200000000001976a9148f881918cd3589d7ff585a0e8456fa48ea4fd30d88acac841200000000001976a91482a1a3c8458bed0a6cecbd7adcd39edfc11934d888ac00000000';
const tx = new bsv.Transaction(rawtx);
console.log('tx', tx.toJSON());
// decode raw transaction hex
await (async () => {
try {
let decodeRawTransaction = await BITBOX.RawTransactions.decodeRawTransaction(rawtx);
console.log(JSON.stringify(decodeRawTransaction));
} catch(error) {
console.error(error)
}})();
const cb = '01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff1c03e8db082f7376706f6f6c2e636f6d2f0923a65738686a6ade010080ffffffff018419854a000000001976a914492558fb8ca71a3591316d095afc0f20ef7d42f788ac00000000';
await (async () => {
try {if (options.file && !options.type) {
console.log('You must specify a mime type for this file, for example, --type "image/jpeg"')
process.exit(1)
}
const p = options.path
const parts = p.split('/')
parts.shift() // Skip the first element of the path
const name = parts.shift()
const data = getData(name)
let parentKey = null
let parentPath = null
const masterPrivateKey = bsv.HDPrivateKey(data.xprv)
if (parts.length === 1) {
if (parts[0] !== '0') {
throw new Error('Only one root not is allowed.')
}
} else {
parentPath = parts.slice(0, -1).join('/')
parentKey = masterPrivateKey.deriveChild('m/' + parentPath)
}
const childPath = parts.join('/')
const childKey = masterPrivateKey.deriveChild('m/' + childPath)
const fundingKey = getFundingKey()
const oprParts = []
oprParts.push('OP_RETURN')// generate a wallet.json file
// remember to fund the wallet using the address generated
// the easiest way to do that is go to https://www.moneybutton.com/test
// and use withdraw button
// then review the tx on a block explorer e.g. https://bchsvexplorer.com
const bsv = require('bsv')
const fs = require('fs');
var pk = bsv.PrivateKey()
console.log(pk)
var address = new bsv.Address(pk.publicKey, bsv.Networks.mainnet)
console.log(address.toLegacyAddress())
wallet = {
"wif": pk.toWIF(),
"address": address.toLegacyAddress()
}
const sWallet = JSON.stringify(wallet, null, 2);
console.log(sWallet)
fs.writeFile('wallet.json', sWallet, 'utf8', function(err) {
if(err) {
return console.log(err);
}callback(new Error("the transaction is already signed and cannot be modified"))
return;
}
}
} else {
// construct script only if transaction doesn't exist
// if a 'transaction' attribute exists, the 'data' should be ignored to avoid confusion
if (options.data) {
script = _script(options)
}
}
// Instantiate pay
if (options.pay && options.pay.key) {
// key exists => create a signed transaction
let key = options.pay.key;
const privateKey = new bitcoin.PrivateKey(key);
const address = privateKey.toAddress();
const insight = new explorer.Insight(rpcaddr)
insight.getUnspentUtxos(address, function (err, res) {
if (err) {
callback(err);
return;
}
if (options.pay.filter && options.pay.filter.q && options.pay.filter.q.find) {
let f = new mingo.Query(options.pay.filter.q.find)
res = res.filter(function(item) {
return f.test(item)
})
}
let tx = new bitcoin.Transaction(options.tx).from(res);.then(utxos => {
const tx = new bsv.Transaction().change(process.env.ADDRESS),
script = new bsv.Script();
let fee = 0;
// Add OP_RETURN output
script.add(bsv.Opcode.OP_RETURN);
data.forEach(item => {
// Hex string
if (typeof item === 'string' && /^0x/i.test(item)) {
script.add(Buffer.from(item.slice(2), 'hex'))
// Opcode number
} else if (typeof item === 'number') {
script.add(item)
// Opcode
} else if (typeof item === 'object' && item.hasOwnProperty('op')) {
script.add({ opcodenum: item.op })
// All elseconst result = await sendTX(tx.toString())
utxos = [bsv.Transaction.UnspentOutput({
address: parentKey.publicKey.toAddress().toString(),
txId: result,
outputIndex: 0,
satoshis: tx.outputs[0].satoshis,
scriptPubKey: tx.outputs[0].script.toHex()
})]
} else {
utxos = filterUTXOs(utxos, feeForMetanetNode)
}
// Create metanet node
// First, estimate the fee for the metanet node transaction
let metaTX = new bsv.Transaction().from(utxos)
metaTX.addOutput(new bsv.Transaction.Output({ script, satoshis: 0 }))
if (parentKey === null) {
metaTX.fee(feeForMetanetNode)
metaTX.change(fundingKey.publicKey.toAddress())
metaTX.sign(fundingKey.privateKey)
} else {
metaTX.sign(parentKey.privateKey)
}
const result = await sendTX(metaTX.toString())
// console.log(result, 'metaTX:', metaTX.toString())
return result
}var _script = function(options) {
var s = null;
if (options.data) {
if (Array.isArray(options.data)) {
s = new bitcoin.Script();
if (options.safe) {
s.add(bitcoin.Opcode.OP_FALSE);
}
// Add op_return
s.add(bitcoin.Opcode.OP_RETURN);
options.data.forEach(function(item) {
// add push data
if (item.constructor.name === 'ArrayBuffer') {
let buffer = _Buffer.Buffer.from(item)
s.add(buffer)
} else if (item.constructor.name === 'Buffer') {
s.add(item)
} else if (typeof item === 'string') {
if (/^0x/i.test(item)) {
// ex: 0x6d02
s.add(Buffer.from(item.slice(2), "hex"))_buildScript(data) {
const script = new bsv.Script()
script.add(bsv.Opcode.OP_RETURN)
data.forEach(item => {
// Hex string
if (typeof item === 'string' && /^0x/i.test(item)) {
script.add(_Buffer.from(item.slice(2), 'hex'))
// Opcode number
} else if (typeof item === 'number' || item === null) {
script.add(item || 0)
// Opcode
} else if (typeof item === 'object' && item.hasOwnProperty('op')) {
script.add({ opcodenum: item.op })
// All else
} else {
script.add(_Buffer.from(item))
}
}).then(utxos => {
const tx = new bsv.Transaction().change(process.env.ADDRESS),
script = new bsv.Script();
let fee = 0;
// Add OP_RETURN output
script.add(bsv.Opcode.OP_RETURN);
data.forEach(item => {
// Hex string
if (typeof item === 'string' && /^0x/i.test(item)) {
script.add(Buffer.from(item.slice(2), 'hex'))
// Opcode number
} else if (typeof item === 'number') {
script.add(item)
// Opcode
} else if (typeof item === 'object' && item.hasOwnProperty('op')) {
script.add({ opcodenum: item.op })
// All else
} else {if (index < 0) {
return {valid: false, message: "field index out of bounds < 0" };
}
if (index >= args.length) {
return {valid: false, message: "field index out of bounds > length" };
}
fieldsToSign.push(args[index]);
}
const bufWriter = new bsv.encoding.BufferWriter();
for (const fieldToSign of fieldsToSign) {
let bf = Buffer.from(fieldToSign, 'hex');
bufWriter.write(bf);
}
const appData = bufWriter.toBuffer();
//try {
const verified = bsv.Message(appData).verify(address, signature);
if (verified) {
return {
valid: true,
address: address,
signature: signature,
pos: pos,
fieldIndexesForSignature: fieldIndexesForSignature
};
}
// } catch (ex) {
// Fail silently
// todo: add debug/verbose mode in future
// console.log('ex', ex);
/// }
return {valid: false, message: 'signature not match'};
}