import {Order as ZeroExOrder, ZeroEx} from '0x.js';
import * as accounting from 'accounting';
import BigNumber from 'bignumber.js';
import * as _ from 'lodash';
import {Card, CardHeader, CardText} from 'material-ui/Card';
import Divider from 'material-ui/Divider';
import RaisedButton from 'material-ui/RaisedButton';
import * as React from 'react';
import {Link} from 'react-router-dom';
import {Blockchain} from 'ts/blockchain';
import {TrackTokenConfirmationDialog} from 'ts/components/dialogs/track_token_confirmation_dialog';
import {FillOrderJSON} from 'ts/components/fill_order_json';
import {FillWarningDialog} from 'ts/components/fill_warning_dialog';
import {TokenAmountInput} from 'ts/components/inputs/token_amount_input';
import {Alert} from 'ts/components/ui/alert';
import {EthereumAddress} from 'ts/components/ui/ethereum_address';
import {Identicon} from 'ts/components/ui/identicon';
import {VisualOrder} from 'ts/components/visual_order';
import {Dispatcher} from 'ts/redux/dispatcher';
import {orderSchema} from 'ts/schemas/order_schema';
import {SchemaValidator} from 'ts/schemas/validator';
import {
AlertTypes,
BlockchainErrs,
Order,
Token,
TokenByAddress,
TokenStateByAddress,
WebsitePaths,
} from 'ts/types';
import {colors} from 'ts/utils/colors';
import {constants} from 'ts/utils/constants';
import {errorReporter} from 'ts/utils/error_reporter';
import {utils} from 'ts/utils/utils';
interface FillOrderProps {
blockchain: Blockchain;
blockchainErr: BlockchainErrs;
orderFillAmount: BigNumber;
isOrderInUrl: boolean;
networkId: number;
userAddress: string;
tokenByAddress: TokenByAddress;
tokenStateByAddress: TokenStateByAddress;
initialOrder: Order;
dispatcher: Dispatcher;
}
interface FillOrderState {
didOrderValidationRun: boolean;
areAllInvolvedTokensTracked: boolean;
globalErrMsg: string;
orderJSON: string;
orderJSONErrMsg: string;
parsedOrder: Order;
didFillOrderSucceed: boolean;
didCancelOrderSucceed: boolean;
unavailableTakerAmount: BigNumber;
isMakerTokenAddressInRegistry: boolean;
isTakerTokenAddressInRegistry: boolean;
isFillWarningDialogOpen: boolean;
isFilling: boolean;
isCancelling: boolean;
isConfirmingTokenTracking: boolean;
tokensToTrack: Token[];
}
export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
private validator: SchemaValidator;
constructor(props: FillOrderProps) {
super(props);
this.state = {
globalErrMsg: '',
didOrderValidationRun: false,
areAllInvolvedTokensTracked: false,
didFillOrderSucceed: false,
didCancelOrderSucceed: false,
orderJSON: _.isUndefined(this.props.initialOrder) ? '' : JSON.stringify(this.props.initialOrder),
orderJSONErrMsg: '',
parsedOrder: this.props.initialOrder,
unavailableTakerAmount: new BigNumber(0),
isMakerTokenAddressInRegistry: false,
isTakerTokenAddressInRegistry: false,
isFillWarningDialogOpen: false,
isFilling: false,
isCancelling: false,
isConfirmingTokenTracking: false,
tokensToTrack: [],
};
this.validator = new SchemaValidator();
}
public componentWillMount() {
if (!_.isEmpty(this.state.orderJSON)) {
// tslint:disable-next-line:no-floating-promises
this.validateFillOrderFireAndForgetAsync(this.state.orderJSON);
}
}
public componentDidMount() {
window.scrollTo(0, 0);
}
public render() {
return (
<div className="clearfix lg-px4 md-px4 sm-px2" style={{minHeight: 600}}>
<h3>Fill an order</h3>
<Divider />
<div>
{!this.props.isOrderInUrl &&
<div>
<div className="pt2 pb2">
Paste an order JSON snippet below to begin
</div>
<div className="pb2">Order JSON</div>
<FillOrderJSON
blockchain={this.props.blockchain}
tokenByAddress={this.props.tokenByAddress}
networkId={this.props.networkId}
orderJSON={this.state.orderJSON}
onFillOrderJSONChanged={this.onFillOrderJSONChanged.bind(this)}
/>
{this.renderOrderJsonNotices()}
</div>
}
<div>
{!_.isUndefined(this.state.parsedOrder) && this.state.didOrderValidationRun
&& this.state.areAllInvolvedTokensTracked &&
this.renderVisualOrder()
}
</div>
{this.props.isOrderInUrl &&
<div className="pt2">
<Card style={{boxShadow: 'none', backgroundColor: 'none', border: '1px solid #eceaea'}}>
<CardHeader
title="Order JSON"
actAsExpander={true}
showExpandableButton={true}
/>
<CardText expandable={true}>
<FillOrderJSON
blockchain={this.props.blockchain}
tokenByAddress={this.props.tokenByAddress}
networkId={this.props.networkId}
orderJSON={this.state.orderJSON}
onFillOrderJSONChanged={this.onFillOrderJSONChanged.bind(this)}
/>
</CardText>
</Card>
{this.renderOrderJsonNotices()}
</div>
}
</div>
<FillWarningDialog
isOpen={this.state.isFillWarningDialogOpen}
onToggleDialog={this.onFillWarningClosed.bind(this)}
/>
<TrackTokenConfirmationDialog
userAddress={this.props.userAddress}
networkId={this.props.networkId}
blockchain={this.props.blockchain}
tokenByAddress={this.props.tokenByAddress}
dispatcher={this.props.dispatcher}
tokens={this.state.tokensToTrack}
isOpen={this.state.isConfirmingTokenTracking}
onToggleDialog={this.onToggleTrackConfirmDialog.bind(this)}
/>
</div>
);
}
private renderOrderJsonNotices() {
return (
<div>
{!_.isUndefined(this.props.initialOrder) && !this.state.didOrderValidationRun &&
<div className="pt2">
<span className="pr1">
<i className="zmdi zmdi-spinner zmdi-hc-spin" />
</span>
<span>Validating order...</span>
</div>
}
{!_.isEmpty(this.state.orderJSONErrMsg) &&
<Alert type={AlertTypes.ERROR} message={this.state.orderJSONErrMsg} />
}
</div>
);
}
private renderVisualOrder() {
const takerTokenAddress = this.state.parsedOrder.taker.token.address;
const takerToken = this.props.tokenByAddress[takerTokenAddress];
const orderTakerAmount = new BigNumber(this.state.parsedOrder.taker.amount);
const orderMakerAmount = new BigNumber(this.state.parsedOrder.maker.amount);
const takerAssetToken = {
amount: orderTakerAmount.minus(this.state.unavailableTakerAmount),
symbol: takerToken.symbol,
};
const fillToken = this.props.tokenByAddress[takerToken.address];
const fillTokenState = this.props.tokenStateByAddress[takerToken.address];
const makerTokenAddress = this.state.parsedOrder.maker.token.address;
const makerToken = this.props.tokenByAddress[makerTokenAddress];
const makerAssetToken = {
amount: orderMakerAmount.times(takerAssetToken.amount).div(orderTakerAmount),
symbol: makerToken.symbol,
};
const fillAssetToken = {
amount: this.props.orderFillAmount,
symbol: takerToken.symbol,
};
const orderTaker = !_.isEmpty(this.state.parsedOrder.taker.address) ? this.state.parsedOrder.taker.address :
this.props.userAddress;
const parsedOrderExpiration = new BigNumber(this.state.parsedOrder.expiration);
const exchangeRate = orderMakerAmount.div(orderTakerAmount);
let orderReceiveAmount = 0;
if (!_.isUndefined(this.props.orderFillAmount)) {
const orderReceiveAmountBigNumber = exchangeRate.mul(this.props.orderFillAmount);
orderReceiveAmount = this.formatCurrencyAmount(orderReceiveAmountBigNumber, makerToken.decimals);
}
const isUserMaker = !_.isUndefined(this.state.parsedOrder) &&
this.state.parsedOrder.maker.address === this.props.userAddress;
const expiryDate = utils.convertToReadableDateTimeFromUnixTimestamp(parsedOrderExpiration);
return (
<div className="pt3 pb1">
<div className="clearfix pb2" style={{width: '100%'}}>
<div className="inline left">Order details</div>
<div className="inline right" style={{minWidth: 208}}>
<div className="col col-4 pl2" style={{color: colors.grey}}>
Maker:
</div>
<div className="col col-2 pr1">
<Identicon
address={this.state.parsedOrder.maker.address}
diameter={23}
/>
</div>
<div className="col col-6">
<EthereumAddress
address={this.state.parsedOrder.maker.address}
networkId={this.props.networkId}
/>
</div>
</div>
</div>
<div className="lg-px4 md-px4 sm-px0">
<div className="lg-px4 md-px4 sm-px1 pt1">
<VisualOrder
orderTakerAddress={orderTaker}
orderMakerAddress={this.state.parsedOrder.maker.address}
makerAssetToken={makerAssetToken}
takerAssetToken={takerAssetToken}
tokenByAddress={this.props.tokenByAddress}
makerToken={makerToken}
takerToken={takerToken}
networkId={this.props.networkId}
isMakerTokenAddressInRegistry={this.state.isMakerTokenAddressInRegistry}
isTakerTokenAddressInRegistry={this.state.isTakerTokenAddressInRegistry}
/>
<div className="center pt3 pb2">
Expires: {expiryDate} UTC
</div>
</div>
</div>
{!isUserMaker &&
<div className="clearfix mx-auto" style={{width: 315, height: 108}}>
<div className="col col-7" style={{maxWidth: 235}}>
<TokenAmountInput
label="Fill amount"
onChange={this.onFillAmountChange.bind(this)}
shouldShowIncompleteErrs={false}
token={fillToken}
tokenState={fillTokenState}
amount={fillAssetToken.amount}
shouldCheckBalance={true}
shouldCheckAllowance={true}
/>
</div>
<div
className="col col-5 pl1"
style={{color: colors.grey400, paddingTop: 39}}
>
= {accounting.formatNumber(orderReceiveAmount, 6)} {makerToken.symbol}
</div>
</div>
}
<div>
{isUserMaker ?
<div>
<RaisedButton
style={{width: '100%'}}
disabled={this.state.isCancelling}
label={this.state.isCancelling ? 'Cancelling order...' : 'Cancel order'}
onClick={this.onCancelOrderClickFireAndForgetAsync.bind(this)}
/>
{this.state.didCancelOrderSucceed &&
<Alert
type={AlertTypes.SUCCESS}
message={this.renderCancelSuccessMsg()}
/>
}
</div> :
<div>
<RaisedButton
style={{width: '100%'}}
disabled={this.state.isFilling}
label={this.state.isFilling ? 'Filling order...' : 'Fill order'}
onClick={this.onFillOrderClick.bind(this)}
/>
{!_.isEmpty(this.state.globalErrMsg) &&
<Alert type={AlertTypes.ERROR} message={this.state.globalErrMsg} />
}
{this.state.didFillOrderSucceed &&
<Alert
type={AlertTypes.SUCCESS}
message={this.renderFillSuccessMsg()}
/>
}
</div>
}
</div>
</div>
);
}
private renderFillSuccessMsg() {
return (
<div>
Order successfully filled. See the trade details in your{' '}
<Link
to={`${WebsitePaths.Portal}/trades`}
style={{color: colors.white}}
>
trade history
</Link>
</div>
);
}
private renderCancelSuccessMsg() {
return (
<div>
Order successfully cancelled.
</div>
);
}
private onFillOrderClick() {
if (!this.state.isMakerTokenAddressInRegistry || !this.state.isTakerTokenAddressInRegistry) {
this.setState({
isFillWarningDialogOpen: true,
});
} else {
// tslint:disable-next-line:no-floating-promises
this.onFillOrderClickFireAndForgetAsync();
}
}
private onFillWarningClosed(didUserCancel: boolean) {
this.setState({
isFillWarningDialogOpen: false,
});
if (!didUserCancel) {
// tslint:disable-next-line:no-floating-promises
this.onFillOrderClickFireAndForgetAsync();
}
}
private onFillAmountChange(isValid: boolean, amount?: BigNumber) {
this.props.dispatcher.updateOrderFillAmount(amount);
}
private onFillOrderJSONChanged(event: any) {
const orderJSON = event.target.value;
this.setState({
didOrderValidationRun: _.isEmpty(orderJSON) && _.isEmpty(this.state.orderJSONErrMsg),
didFillOrderSucceed: false,
});
// tslint:disable-next-line:no-floating-promises
this.validateFillOrderFireAndForgetAsync(orderJSON);
}
private async checkForUntrackedTokensAndAskToAdd() {
if (!_.isEmpty(this.state.orderJSONErrMsg)) {
return;
}
const makerTokenIfExists = this.props.tokenByAddress[this.state.parsedOrder.maker.token.address];
const takerTokenIfExists = this.props.tokenByAddress[this.state.parsedOrder.taker.token.address];
const tokensToTrack = [];
const isUnseenMakerToken = _.isUndefined(makerTokenIfExists);
const isMakerTokenTracked = !_.isUndefined(makerTokenIfExists) && makerTokenIfExists.isTracked;
if (isUnseenMakerToken) {
tokensToTrack.push(_.assign({}, this.state.parsedOrder.maker.token, {
iconUrl: undefined,
isTracked: false,
isRegistered: false,
}));
} else if (!isMakerTokenTracked) {
tokensToTrack.push(makerTokenIfExists);
}
const isUnseenTakerToken = _.isUndefined(takerTokenIfExists);
const isTakerTokenTracked = !_.isUndefined(takerTokenIfExists) && takerTokenIfExists.isTracked;
if (isUnseenTakerToken) {
tokensToTrack.push(_.assign({}, this.state.parsedOrder.taker.token, {
iconUrl: undefined,
isTracked: false,
isRegistered: false,
}));
} else if (!isTakerTokenTracked) {
tokensToTrack.push(takerTokenIfExists);
}
if (!_.isEmpty(tokensToTrack)) {
this.setState({
isConfirmingTokenTracking: true,
tokensToTrack,
});
} else {
this.setState({
areAllInvolvedTokensTracked: true,
});
}
}
private async validateFillOrderFireAndForgetAsync(orderJSON: string) {
let orderJSONErrMsg = '';
let parsedOrder: Order;
try {
const order = JSON.parse(orderJSON);
const validationResult = this.validator.validate(order, orderSchema);
if (validationResult.errors.length > 0) {
orderJSONErrMsg = 'Submitted order JSON is not a valid order';
utils.consoleLog(`Unexpected order JSON validation error: ${validationResult.errors.join(', ')}`);
return;
}
parsedOrder = order;
const exchangeContractAddr = this.props.blockchain.getExchangeContractAddressIfExists();
const makerAmount = new BigNumber(parsedOrder.maker.amount);
const takerAmount = new BigNumber(parsedOrder.taker.amount);
const expiration = new BigNumber(parsedOrder.expiration);
const salt = new BigNumber(parsedOrder.salt);
const parsedMakerFee = new BigNumber(parsedOrder.maker.feeAmount);
const parsedTakerFee = new BigNumber(parsedOrder.taker.feeAmount);
const zeroExOrder: ZeroExOrder = {
exchangeContractAddress: parsedOrder.exchangeContract,
expirationUnixTimestampSec: expiration,
feeRecipient: parsedOrder.feeRecipient,
maker: parsedOrder.maker.address,
makerFee: parsedMakerFee,
makerTokenAddress: parsedOrder.maker.token.address,
makerTokenAmount: makerAmount,
salt,
taker: _.isEmpty(parsedOrder.taker.address) ? constants.NULL_ADDRESS : parsedOrder.taker.address,
takerFee: parsedTakerFee,
takerTokenAddress: parsedOrder.taker.token.address,
takerTokenAmount: takerAmount,
};
const orderHash = ZeroEx.getOrderHashHex(zeroExOrder);
const signature = parsedOrder.signature;
const isValidSignature = ZeroEx.isValidSignature(signature.hash, signature, parsedOrder.maker.address);
if (this.props.networkId !== parsedOrder.networkId) {
orderJSONErrMsg = `This order was made on another Ethereum network
(id: ${parsedOrder.networkId}). Connect to this network to fill.`;
parsedOrder = undefined;
} else if (exchangeContractAddr !== parsedOrder.exchangeContract) {
orderJSONErrMsg = 'This order was made using a deprecated 0x Exchange contract.';
parsedOrder = undefined;
} else if (orderHash !== signature.hash) {
orderJSONErrMsg = 'Order hash does not match supplied plaintext values';
parsedOrder = undefined;
} else if (!isValidSignature) {
orderJSONErrMsg = 'Order signature is invalid';
parsedOrder = undefined;
} else {
// Update user supplied order cache so that if they navigate away from fill view
// e.g to set a token allowance, when they come back, the fill order persists
this.props.dispatcher.updateUserSuppliedOrderCache(parsedOrder);
}
} catch (err) {
utils.consoleLog(`Validate order err: ${err}`);
if (!_.isEmpty(orderJSON)) {
orderJSONErrMsg = 'Submitted order JSON is not valid JSON';
}
this.setState({
didOrderValidationRun: true,
orderJSON,
orderJSONErrMsg,
parsedOrder,
});
return;
}
let unavailableTakerAmount = new BigNumber(0);
if (!_.isEmpty(orderJSONErrMsg)) {
// Clear cache entry if user updates orderJSON to invalid entry
this.props.dispatcher.updateUserSuppliedOrderCache(undefined);
} else {
const orderHash = parsedOrder.signature.hash;
unavailableTakerAmount = await this.props.blockchain.getUnavailableTakerAmountAsync(orderHash);
const isMakerTokenAddressInRegistry = await this.props.blockchain.isAddressInTokenRegistryAsync(
parsedOrder.maker.token.address,
);
const isTakerTokenAddressInRegistry = await this.props.blockchain.isAddressInTokenRegistryAsync(
parsedOrder.taker.token.address,
);
this.setState({
isMakerTokenAddressInRegistry,
isTakerTokenAddressInRegistry,
});
}
this.setState({
didOrderValidationRun: true,
orderJSON,
orderJSONErrMsg,
parsedOrder,
unavailableTakerAmount,
});
await this.checkForUntrackedTokensAndAskToAdd();
}
private async onFillOrderClickFireAndForgetAsync(): Promise<void> {
if (!_.isEmpty(this.props.blockchainErr) || _.isEmpty(this.props.userAddress)) {
this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
return;
}
this.setState({
isFilling: true,
didFillOrderSucceed: false,
});
const parsedOrder = this.state.parsedOrder;
const takerFillAmount = this.props.orderFillAmount;
if (_.isUndefined(this.props.userAddress)) {
this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
this.setState({
isFilling: false,
});
return;
}
let globalErrMsg = '';
if (_.isUndefined(takerFillAmount)) {
globalErrMsg = 'You must specify a fill amount';
}
const signedOrder = this.props.blockchain.portalOrderToSignedOrder(
parsedOrder.maker.address,
parsedOrder.taker.address,
parsedOrder.maker.token.address,
parsedOrder.taker.token.address,
new BigNumber(parsedOrder.maker.amount),
new BigNumber(parsedOrder.taker.amount),
new BigNumber(parsedOrder.maker.feeAmount),
new BigNumber(parsedOrder.taker.feeAmount),
new BigNumber(this.state.parsedOrder.expiration),
parsedOrder.feeRecipient,
parsedOrder.signature,
new BigNumber(parsedOrder.salt),
);
if (_.isEmpty(globalErrMsg)) {
try {
await this.props.blockchain.validateFillOrderThrowIfInvalidAsync(
signedOrder, takerFillAmount, this.props.userAddress);
} catch (err) {
globalErrMsg = utils.zeroExErrToHumanReadableErrMsg(
err.message, parsedOrder.taker.address,
);
}
}
if (!_.isEmpty(globalErrMsg)) {
this.setState({
isFilling: false,
globalErrMsg,
});
return;
}
try {
const orderFilledAmount: BigNumber = await this.props.blockchain.fillOrderAsync(
signedOrder, this.props.orderFillAmount,
);
// After fill completes, let's update the token balances
const makerToken = this.props.tokenByAddress[parsedOrder.maker.token.address];
const takerToken = this.props.tokenByAddress[parsedOrder.taker.token.address];
const tokens = [makerToken, takerToken];
await this.props.blockchain.updateTokenBalancesAndAllowancesAsync(tokens);
this.setState({
isFilling: false,
didFillOrderSucceed: true,
globalErrMsg: '',
unavailableTakerAmount: this.state.unavailableTakerAmount.plus(orderFilledAmount),
});
return;
} catch (err) {
this.setState({
isFilling: false,
});
const errMsg = `${err}`;
if (_.includes(errMsg, 'User denied transaction signature')) {
return;
}
globalErrMsg = 'Failed to fill order, please refresh and try again';
utils.consoleLog(`${err}`);
await errorReporter.reportAsync(err);
this.setState({
globalErrMsg,
});
return;
}
}
private async onCancelOrderClickFireAndForgetAsync(): Promise<void> {
if (!_.isEmpty(this.props.blockchainErr) || _.isEmpty(this.props.userAddress)) {
this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
return;
}
this.setState({
isCancelling: true,
didCancelOrderSucceed: false,
});
const parsedOrder = this.state.parsedOrder;
const orderHash = parsedOrder.signature.hash;
const takerAddress = this.props.userAddress;
if (_.isUndefined(takerAddress)) {
this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
this.setState({
isFilling: false,
});
return;
}
let globalErrMsg = '';
const takerTokenAmount = new BigNumber(parsedOrder.taker.amount);
const signedOrder = this.props.blockchain.portalOrderToSignedOrder(
parsedOrder.maker.address,
parsedOrder.taker.address,
parsedOrder.maker.token.address,
parsedOrder.taker.token.address,
new BigNumber(parsedOrder.maker.amount),
takerTokenAmount,
new BigNumber(parsedOrder.maker.feeAmount),
new BigNumber(parsedOrder.taker.feeAmount),
new BigNumber(this.state.parsedOrder.expiration),
parsedOrder.feeRecipient,
parsedOrder.signature,
new BigNumber(parsedOrder.salt),
);
const unavailableTakerAmount = await this.props.blockchain.getUnavailableTakerAmountAsync(orderHash);
const availableTakerTokenAmount = takerTokenAmount.minus(unavailableTakerAmount);
try {
await this.props.blockchain.validateCancelOrderThrowIfInvalidAsync(
signedOrder, availableTakerTokenAmount);
} catch (err) {
globalErrMsg = utils.zeroExErrToHumanReadableErrMsg(err.message, parsedOrder.taker.address);
}
if (!_.isEmpty(globalErrMsg)) {
this.setState({
isCancelling: false,
globalErrMsg,
});
return;
}
try {
await this.props.blockchain.cancelOrderAsync(
signedOrder, availableTakerTokenAmount,
);
this.setState({
isCancelling: false,
didCancelOrderSucceed: true,
globalErrMsg: '',
unavailableTakerAmount: takerTokenAmount,
});
return;
} catch (err) {
this.setState({
isCancelling: false,
});
const errMsg = `${err}`;
if (_.includes(errMsg, 'User denied transaction signature')) {
return;
}
globalErrMsg = 'Failed to cancel order, please refresh and try again';
utils.consoleLog(`${err}`);
await errorReporter.reportAsync(err);
this.setState({
globalErrMsg,
});
return;
}
}
private formatCurrencyAmount(amount: BigNumber, decimals: number): number {
const unitAmount = ZeroEx.toUnitAmount(amount, decimals);
const roundedUnitAmount = Math.round(unitAmount.toNumber() * 100000) / 100000;
return roundedUnitAmount;
}
private onToggleTrackConfirmDialog(didConfirmTokenTracking: boolean) {
if (!didConfirmTokenTracking) {
this.setState({
orderJSON: '',
orderJSONErrMsg: '',
parsedOrder: undefined,
});
} else {
this.setState({
areAllInvolvedTokensTracked: true,
});
}
this.setState({
isConfirmingTokenTracking: !this.state.isConfirmingTokenTracking,
tokensToTrack: [],
});
}
} // tslint:disable:max-file-line-count
