Differential D9127 Diff 27494 web/cashtab/src/hooks/useBCH.js

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web/cashtab/src/hooks/useBCH.js

Show First 20 Lines • Show All 400 Lines • ▼ Show 20 Lines	) => {
link = `${currency.blockExplorerUrlTestnet}/tx/${txidStr}`;		link = `${currency.blockExplorerUrlTestnet}/tx/${txidStr}`;
}		}

//console.log(`link`, link);		//console.log(`link`, link);

return link;		return link;
};		};

		const toSmallestDenomination = (
		sendAmount,
		cashDecimals = currency.cashDecimals,
		) => {
		// Replace the BCH.toSatoshi method with an equivalent function that works for arbitrary decimal places
		// Example, for an 8 decimal place currency like Bitcoin
		// Input: a BigNumber of the amount of Bitcoin to be sent
		// Output: a BigNumber of the amount of satoshis to be sent, or false if input is invalid

		// Validate
		// Input should be a BigNumber with cashDecimals decimal places
		const isValidSendAmount =
		BigNumber.isBigNumber(sendAmount) &&
		sendAmount.dp() === cashDecimals;
		if (!isValidSendAmount) {
		return false;
		}
		const conversionFactor = new BigNumber(10 ** cashDecimals);
		const sendAmountSmallestDenomination = sendAmount.times(
		conversionFactor,
		);
		return sendAmountSmallestDenomination;
		};

const sendBch = async (		const sendBch = async (
BCH,		BCH,
wallet,		wallet,
utxos,		utxos,
{ addresses, values, encodedOpReturn },		{ addresses, values, encodedOpReturn },
feeInSatsPerByte,		feeInSatsPerByte,
callbackTxId,		callbackTxId,
) => {		) => {
Show All 18 Lines	) => {
const inputUtxos = [];		const inputUtxos = [];
let transactionBuilder;		let transactionBuilder;

// instance of transaction builder		// instance of transaction builder
if (process.env.REACT_APP_NETWORK === `mainnet`)		if (process.env.REACT_APP_NETWORK === `mainnet`)
transactionBuilder = new BCH.TransactionBuilder();		transactionBuilder = new BCH.TransactionBuilder();
else transactionBuilder = new BCH.TransactionBuilder('testnet');		else transactionBuilder = new BCH.TransactionBuilder('testnet');

const satoshisToSend = BCH.BitcoinCash.toSatoshi(value.toFixed(8));		const satoshisToSend = toSmallestDenomination(value);

		// Throw validation error if toSmallestDenomination returns false
		if (!satoshisToSend) {
		const error = new Error(
		`Invalid decimal places for send amount`,
		);
		throw error;
		}
let originalAmount = new BigNumber(0);		let originalAmount = new BigNumber(0);
let txFee = 0;		let txFee = 0;
for (let i = 0; i < utxos.length; i++) {		for (let i = 0; i < utxos.length; i++) {
const utxo = utxos[i];		const utxo = utxos[i];
originalAmount = originalAmount.plus(utxo.value);		originalAmount = originalAmount.plus(utxo.value);
const vout = utxo.vout;		const vout = utxo.vout;
const txid = utxo.txid;		const txid = utxo.txid;
// add input with txid and index of vout		// add input with txid and index of vout
▲ Show 20 Lines • Show All 117 Lines • ▼ Show 20 Lines	export default function useBCH() {
return {		return {
getBCH,		getBCH,
calcFee,		calcFee,
getUtxos,		getUtxos,
getHydratedUtxoDetails,		getHydratedUtxoDetails,
getSlpBalancesAndUtxos,		getSlpBalancesAndUtxos,
getTxHistory,		getTxHistory,
getRestUrl,		getRestUrl,
		toSmallestDenomination,
sendBch,		sendBch,
sendToken,		sendToken,
};		};
}		}