lbry-desktop/ui/component/walletSwap/view.jsx
2021-04-15 10:06:26 -04:00

676 lines
21 KiB
JavaScript

// @flow
import React from 'react';
import Button from 'component/button';
import { FormField, Form } from 'component/common/form';
import { Lbryio } from 'lbryinc';
import Card from 'component/common/card';
import LbcSymbol from 'component/common/lbc-symbol';
import Spinner from 'component/spinner';
import Nag from 'component/common/nag';
import CopyableText from 'component/copyableText';
import Icon from 'component/common/icon';
import QRCode from 'component/common/qr-code';
import usePersistedState from 'effects/use-persisted-state';
import * as ICONS from 'constants/icons';
import * as MODALS from 'constants/modal_types';
import * as PAGES from 'constants/pages';
import { clipboard } from 'electron';
import I18nMessage from 'component/i18nMessage';
import { Redirect, useHistory } from 'react-router';
const ENABLE_ALTERNATIVE_COINS = true;
const BTC_SATOSHIS = 100000000;
const LBC_MAX = 21000000;
const LBC_MIN = 1;
const IS_DEV = process.env.NODE_ENV !== 'production';
const DEBOUNCE_BTC_CHANGE_MS = 400;
const INTERNAL_APIS_DOWN = 'internal_apis_down';
const BTC_API_STATUS_PENDING = 'NEW'; // Started swap, waiting for coin.
const BTC_API_STATUS_CONFIRMING = 'PENDING'; // Coin receiving, waiting confirmation.
const BTC_API_STATUS_PROCESSING = 'COMPLETED'; // Coin confirmed. Sending LBC.
const BTC_API_STATUS_UNRESOLVED = 'UNRESOLVED'; // Underpaid, overpaid, etc.
const BTC_API_STATUS_EXPIRED = 'EXPIRED'; // Charge expired (60 minutes).
const BTC_API_STATUS_ERROR = 'Error';
const ACTION_MAIN = 'action_main';
const ACTION_STATUS_PENDING = 'action_pending';
const ACTION_STATUS_CONFIRMING = 'action_confirming';
const ACTION_STATUS_PROCESSING = 'action_processing';
const ACTION_STATUS_SUCCESS = 'action_success';
const ACTION_PAST_SWAPS = 'action_past_swaps';
const NAG_API_STATUS_PENDING = 'Waiting to receive your crypto.';
const NAG_API_STATUS_CONFIRMING = 'Confirming transaction.';
const NAG_API_STATUS_PROCESSING = 'Crypto received. Sending your Credits.';
const NAG_API_STATUS_SUCCESS = 'Credits sent. You should see it in your wallet.';
const NAG_API_STATUS_ERROR = 'An error occurred on the previous swap.';
const NAG_SWAP_CALL_FAILED = 'Failed to initiate swap.';
// const NAG_STATUS_CALL_FAILED = 'Failed to query swap status.';
const NAG_SERVER_DOWN = 'The system is currently down. Come back later.';
const NAG_RATE_CALL_FAILED = 'Unable to obtain exchange rate. Try again later.';
const NAG_EXPIRED = 'Swap expired.';
type Props = {
receiveAddress: string,
coinSwaps: Array<CoinSwapInfo>,
isAuthenticated: boolean,
doToast: ({ message: string }) => void,
addCoinSwap: (CoinSwapInfo) => void,
getNewAddress: () => void,
checkAddressIsMine: (string) => void,
openModal: (string, {}) => void,
queryCoinSwapStatus: (string) => void,
};
function WalletSwap(props: Props) {
const {
receiveAddress,
doToast,
coinSwaps,
isAuthenticated,
addCoinSwap,
getNewAddress,
checkAddressIsMine,
openModal,
queryCoinSwapStatus,
} = props;
const [btc, setBtc] = React.useState(0);
const [lbcError, setLbcError] = React.useState();
const [lbc, setLbc] = usePersistedState('swap-desired-lbc', LBC_MIN);
const [action, setAction] = React.useState(ACTION_MAIN);
const [nag, setNag] = React.useState(null);
const [showQr, setShowQr] = React.useState(false);
const [isFetchingRate, setIsFetchingRate] = React.useState(false);
const [isSwapping, setIsSwapping] = React.useState(false);
const [isRefreshingStatus, setIsRefreshingStatus] = React.useState(false);
const { location } = useHistory();
const [swap, setSwap] = React.useState({});
const [coin, setCoin] = React.useState('bitcoin');
const [lastStatusQuery, setLastStatusQuery] = React.useState();
const { goBack } = useHistory();
function formatCoinAmountString(amount) {
return amount === 0 ? '---' : amount.toLocaleString(undefined, { minimumFractionDigits: 8 });
}
function returnToMainAction() {
setIsSwapping(false);
setAction(ACTION_MAIN);
setSwap(null);
}
function removeCoinSwap(chargeCode) {
openModal(MODALS.CONFIRM_REMOVE_BTC_SWAP_ADDRESS, {
chargeCode: chargeCode,
});
}
// Ensure 'receiveAddress' is populated
React.useEffect(() => {
if (!receiveAddress) {
getNewAddress();
} else {
checkAddressIsMine(receiveAddress);
}
}, [receiveAddress, getNewAddress, checkAddressIsMine]);
// Get 'btc/rate' and calculate required BTC.
React.useEffect(() => {
if (isNaN(lbc) || lbc === 0) {
setBtc(0);
return;
}
setIsFetchingRate(true);
const timer = setTimeout(() => {
Lbryio.call('btc', 'rate', { satoshi: BTC_SATOSHIS })
.then((rate) => {
setIsFetchingRate(false);
setBtc((lbc * Math.round(BTC_SATOSHIS * rate)) / BTC_SATOSHIS);
})
.catch(() => {
setIsFetchingRate(false);
setBtc(0);
setNag({ msg: NAG_RATE_CALL_FAILED, type: 'error' });
});
}, DEBOUNCE_BTC_CHANGE_MS);
return () => clearTimeout(timer);
}, [lbc]);
// Resolve 'swap' with the latest info from 'coinSwaps'
React.useEffect(() => {
const swapInfo = swap && coinSwaps.find((x) => x.chargeCode === swap.chargeCode);
if (!swapInfo) {
return;
}
const jsonSwap = JSON.stringify(swap);
const jsonSwapInfo = JSON.stringify(swapInfo);
if (jsonSwap !== jsonSwapInfo) {
setSwap({ ...swapInfo });
}
if (!swapInfo.status) {
return;
}
switch (swapInfo.status.status) {
case BTC_API_STATUS_PENDING:
setAction(ACTION_STATUS_PENDING);
setNag({ msg: NAG_API_STATUS_PENDING, type: 'helpful' });
break;
case BTC_API_STATUS_CONFIRMING:
setAction(ACTION_STATUS_CONFIRMING);
setNag({ msg: NAG_API_STATUS_CONFIRMING, type: 'helpful' });
break;
case BTC_API_STATUS_PROCESSING:
if (swapInfo.status.lbcTxid) {
setAction(ACTION_STATUS_SUCCESS);
setNag({ msg: NAG_API_STATUS_SUCCESS, type: 'helpful' });
setIsSwapping(false);
} else {
setAction(ACTION_STATUS_PROCESSING);
setNag({ msg: NAG_API_STATUS_PROCESSING, type: 'helpful' });
}
break;
case BTC_API_STATUS_ERROR:
setNag({ msg: NAG_API_STATUS_ERROR, type: 'error' });
break;
case INTERNAL_APIS_DOWN:
setNag({ msg: NAG_SERVER_DOWN, type: 'error' });
break;
case BTC_API_STATUS_EXPIRED:
setNag({ msg: NAG_EXPIRED, type: 'error' });
if (action === ACTION_PAST_SWAPS) {
setAction(ACTION_STATUS_PENDING);
}
break;
case BTC_API_STATUS_UNRESOLVED:
setNag({
msg: __(
'Received amount did not match order code %chargeCode%. Contact hello@lbry.com to resolve the payment.',
{ chargeCode: swapInfo.chargeCode }
),
type: 'error',
});
if (action === ACTION_PAST_SWAPS) {
setAction(ACTION_STATUS_PENDING);
}
break;
default:
setNag({ msg: swapInfo.status.status, type: 'error' });
break;
}
}, [swap, coinSwaps]);
// Validate entered LBC
React.useEffect(() => {
let msg;
if (lbc < LBC_MIN) {
msg = __('The amount needs to be higher');
} else if (lbc > LBC_MAX) {
msg = __('The amount is too high');
}
setLbcError(msg);
}, [lbc]);
// 'Refresh' button feedback
React.useEffect(() => {
let timer;
if (isRefreshingStatus) {
timer = setTimeout(() => {
setIsRefreshingStatus(false);
}, 1000);
}
return () => clearTimeout(timer);
}, [isRefreshingStatus]);
function getCoinAddress(coin) {
if (swap && swap.sendAddresses) {
return swap.sendAddresses[coin];
}
return '';
}
function getCoinSendAmountStr(coin) {
if (swap && swap.sendAmounts && swap.sendAmounts[coin]) {
return `${swap.sendAmounts[coin].amount} ${swap.sendAmounts[coin].currency}`;
}
return '';
}
function currencyToCoin(currency) {
const MAP = {
DAI: 'dai',
USDC: 'usdc',
BTC: 'bitcoin',
ETH: 'ethereum',
LTC: 'litecoin',
BCH: 'bitcoincash',
};
return MAP[currency] || 'bitcoin';
}
function getSentAmountStr(swapInfo) {
if (swapInfo && swapInfo.status) {
const currency = swapInfo.status.receiptCurrency;
const coin = currencyToCoin(currency);
return getCoinSendAmountStr(coin);
}
return '';
}
function getCoinLabel(coin) {
const COIN_LABEL = {
dai: 'Dai',
usdc: 'USD Coin',
bitcoin: 'Bitcoin',
ethereum: 'Ethereum',
litecoin: 'Litecoin',
bitcoincash: 'Bitcoin Cash',
};
return COIN_LABEL[coin] || coin;
}
function getLbcAmountStrForSwap(swap) {
if (swap && swap.lbcAmount) {
return formatCoinAmountString(swap.lbcAmount);
}
return '---';
}
function handleStartSwap() {
setIsSwapping(true);
setSwap(null);
setNag(null);
Lbryio.call('btc', 'swap', {
lbc_satoshi_requested: parseInt(lbc * BTC_SATOSHIS + 0.5),
btc_satoshi_provided: parseInt(btc * BTC_SATOSHIS + 0.5),
pay_to_wallet_address: receiveAddress,
})
.then((response) => {
const btcAmount = response.Charge.data.pricing['bitcoin'].amount;
const rate = response.Exchange.rate;
const swap = {
chargeCode: response.Exchange.charge_code,
coins: Object.keys(response.Charge.data.addresses),
sendAddresses: response.Charge.data.addresses,
sendAmounts: response.Charge.data.pricing,
lbcAmount: (btcAmount * BTC_SATOSHIS) / rate,
};
setSwap({ ...swap });
addCoinSwap({ ...swap });
})
.catch((err) => {
setNag({ msg: err === INTERNAL_APIS_DOWN ? NAG_SWAP_CALL_FAILED : err.message, type: 'error' });
returnToMainAction();
});
}
function handleViewPastSwaps() {
setAction(ACTION_PAST_SWAPS);
setNag(null);
setIsRefreshingStatus(true);
const now = Date.now();
if (!lastStatusQuery || now - lastStatusQuery > 30000) {
// There is a '200/minute' limit in the commerce API. If the history is
// long, or if the user goes trigger-happy, the limit could be reached
// easily. Statuses don't change often, so just limit it to every 30s.
setLastStatusQuery(now);
coinSwaps.forEach((x) => {
queryCoinSwapStatus(x.chargeCode);
});
}
}
function getShortStatusStr(coinSwap: CoinSwapInfo) {
const swapInfo = coinSwaps.find((x) => x.chargeCode === coinSwap.chargeCode);
if (!swapInfo || !swapInfo.status) {
return '---';
}
let msg;
switch (swapInfo.status.status) {
case BTC_API_STATUS_PENDING:
msg = __('Waiting');
break;
case BTC_API_STATUS_CONFIRMING:
msg = __('Confirming');
break;
case BTC_API_STATUS_PROCESSING:
if (swapInfo.status.lbcTxid) {
msg = __('Credits sent');
} else {
msg = __('Sending Credits');
}
break;
case BTC_API_STATUS_ERROR:
msg = __('Failed');
break;
case BTC_API_STATUS_EXPIRED:
msg = __('Expired');
break;
case BTC_API_STATUS_UNRESOLVED:
msg = __('Unresolved');
break;
default:
msg = swapInfo.status.status;
// if (IS_DEV) throw new Error('Unhandled "status": ' + status.Status);
break;
}
return msg;
}
function getViewTransactionElement(swap, isSend) {
if (!swap || !swap.status) {
return '';
}
const explorerUrl = (coin, txid) => {
// It's unclear whether we can link to sites like blockchain.com.
// Don't do it for now.
return '';
};
if (isSend) {
const sendTxId = swap.status.receiptTxid;
const url = explorerUrl(swap.status.receiptCurrency, sendTxId);
return sendTxId ? (
<>
{url && <Button button="link" href={url} label={__('View transaction')} />}
{!url && (
<Button
button="link"
label={__('Copy transaction ID')}
title={sendTxId}
onClick={() => {
clipboard.writeText(sendTxId);
doToast({
message: __('Transaction ID copied.'),
});
}}
/>
)}
</>
) : null;
} else {
const lbcTxId = swap.status.lbcTxid;
return lbcTxId ? (
<Button button="link" href={`https://explorer.lbry.com/tx/${lbcTxId}`} label={__('View transaction')} />
) : null;
}
}
function getCloseButton() {
return (
<>
<Button autoFocus button="primary" label={__('Close')} onClick={() => goBack()} />
<Icon
className="icon--help"
icon={ICONS.HELP}
tooltip
size={16}
customTooltipText={__(
'This page can be closed while the transactions are in progress.\nYou can view the status later from:\n • Wallet » Swap » View Past Swaps'
)}
/>
</>
);
}
function getGap() {
return <div className="confirm__value" />; // better way?
}
function getActionElement() {
switch (action) {
case ACTION_MAIN:
return actionMain;
case ACTION_STATUS_PENDING:
return actionPending;
case ACTION_STATUS_CONFIRMING:
return actionConfirmingSend;
case ACTION_STATUS_PROCESSING: // fall-through
case ACTION_STATUS_SUCCESS:
return actionProcessingAndSuccess;
case ACTION_PAST_SWAPS:
return actionPastSwaps;
default:
if (IS_DEV) throw new Error('Unhandled action: ' + action);
return actionMain;
}
}
const actionMain = (
<>
<div className="section section--padded card--inline confirm__wrapper">
<div className="section">
<FormField
autoFocus
label={
<I18nMessage
tokens={{
lbc: <LbcSymbol size={22} />,
}}
>
Enter desired %lbc%
</I18nMessage>
}
type="number"
name="lbc"
className="form-field--price-amount--auto"
affixClass="form-field--fix-no-height"
max={LBC_MAX}
min={LBC_MIN}
step={1 / BTC_SATOSHIS}
placeholder="12.34"
value={lbc}
error={lbcError}
disabled={isSwapping}
onChange={(event) => setLbc(parseFloat(event.target.value))}
/>
{getGap()}
<div className="confirm__label">{__('Estimated BTC price')}</div>
<div className="confirm__value">
{formatCoinAmountString(btc)} {btc === 0 ? '' : 'BTC'}
{isFetchingRate && <Spinner type="small" />}
</div>
</div>
</div>
<div className="section__actions">
<Button
autoFocus
onClick={handleStartSwap}
button="primary"
disabled={isSwapping || isNaN(btc) || btc === 0 || lbc === 0 || lbcError}
label={isSwapping ? __('Processing...') : __('Start Swap')}
/>
{!isSwapping && coinSwaps.length !== 0 && (
<Button button="link" label={__('View Past Swaps')} onClick={handleViewPastSwaps} />
)}
{isSwapping && <Spinner type="small" />}
</div>
</>
);
const actionPending = (
<>
<div className="section section--padded card--inline confirm__wrapper">
<div className="section">
{swap && swap.coins && ENABLE_ALTERNATIVE_COINS && (
<>
<FormField
type="select"
name="select_coin"
value={coin}
label={__('Alternative coins')}
onChange={(e) => setCoin(e.target.value)}
>
{swap.coins.map((x) => (
<option key={x} value={x}>
{getCoinLabel(x)}
</option>
))}
</FormField>
{getGap()}
</>
)}
<div className="confirm__label">{__('Send')}</div>
<CopyableText primaryButton copyable={getCoinSendAmountStr(coin)} snackMessage={__('Amount copied.')} />
{getGap()}
<div className="confirm__label">{__('To')}</div>
<CopyableText primaryButton copyable={getCoinAddress(coin)} snackMessage={__('Address copied.')} />
<div className="confirm__value--subitem">
<Button
button="link"
label={showQr ? __('Hide QR code') : __('Show QR code')}
onClick={() => setShowQr(!showQr)}
/>
{showQr && getCoinAddress(coin) && <QRCode value={getCoinAddress(coin)} />}
</div>
{getGap()}
<div className="confirm__label">{__('Receive')}</div>
<div className="confirm__value">{<LbcSymbol postfix={getLbcAmountStrForSwap(swap)} size={22} />}</div>
</div>
</div>
<div className="section__actions">{getCloseButton()}</div>
</>
);
const actionConfirmingSend = (
<>
<div className="section section--padded card--inline confirm__wrapper">
<div className="section">
<div className="confirm__label">{__('Confirming')}</div>
<div className="confirm__value confirm__value--no-gap">{getSentAmountStr(swap)}</div>
<div className="confirm__value--subitem">{getViewTransactionElement(swap, true)}</div>
</div>
</div>
<div className="section__actions">{getCloseButton()}</div>
</>
);
const actionProcessingAndSuccess = (
<>
<div className="section section--padded card--inline confirm__wrapper">
<div className="section">
<div className="confirm__label">{__('Sent')}</div>
<div className="confirm__value confirm__value--no-gap">{getSentAmountStr(swap)}</div>
<div className="confirm__value--subitem">{getViewTransactionElement(swap, true)}</div>
{getGap()}
<div className="confirm__label">{action === ACTION_STATUS_SUCCESS ? __('Received') : __('Receiving')}</div>
<div className="confirm__value confirm__value--no-gap">
{<LbcSymbol postfix={getLbcAmountStrForSwap(swap)} size={22} />}
</div>
{action === ACTION_STATUS_SUCCESS && (
<div className="confirm__value--subitem">{getViewTransactionElement(swap, false)}</div>
)}
</div>
</div>
<div className="section__actions">{getCloseButton()}</div>
</>
);
const actionPastSwaps = (
<>
<div className="section section--padded card--inline confirm__wrapper">
<div className="section">
<div className="table__wrapper">
<table className="table table--btc-swap">
<thead>
<tr>
<th>{__('Code')}</th>
<th>{__('Status')}</th>
<th />
</tr>
</thead>
<tbody>
{coinSwaps.length === 0 && (
<tr>
<td>{'---'}</td>
</tr>
)}
{coinSwaps.length !== 0 &&
coinSwaps.map((x) => {
return (
<tr key={x.chargeCode}>
<td>
<Button
button="link"
className="button--hash-id"
title={x.chargeCode}
label={x.chargeCode}
onClick={() => {
setSwap({ ...x });
}}
/>
</td>
<td>{isRefreshingStatus ? '...' : getShortStatusStr(x)}</td>
<td>
<Button
button="link"
icon={ICONS.REMOVE}
title={__('Remove swap')}
onClick={() => removeCoinSwap(x.chargeCode)}
/>
</td>
</tr>
);
})}
</tbody>
</table>
</div>
</div>
</div>
<div className="section__actions">
<Button
autoFocus
button="primary"
label={__('Go Back')}
onClick={() => {
returnToMainAction();
setNag(null);
}}
/>
{coinSwaps.length !== 0 && !isRefreshingStatus && (
<Button button="link" label={__('Refresh')} onClick={handleViewPastSwaps} />
)}
{isRefreshingStatus && <Spinner type="small" />}
</div>
</>
);
if (!isAuthenticated) {
return <Redirect to={`/$/${PAGES.AUTH_SIGNIN}?redirect=${location.pathname}`} />;
}
return (
<Form onSubmit={handleStartSwap}>
<Card
title={<I18nMessage tokens={{ lbc: <LbcSymbol size={22} /> }}>Swap Crypto for %lbc%</I18nMessage>}
subtitle={__('Send crypto to the address provided and you will be sent an equivalent amount of Credits. You can pay with BCH, LTC, ETH, USDC or DAI after starting the swap.')}
actions={getActionElement()}
nag={nag ? <Nag relative type={nag.type} message={__(nag.msg)} /> : null}
/>
</Form>
);
}
export default WalletSwap;