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import * as _ from 'lodash';
import Divider from 'material-ui/Divider';
import Paper from 'material-ui/Paper';
import * as React from 'react';
import { TradeHistoryItem } from 'ts/components/trade_history/trade_history_item';
import { tradeHistoryStorage } from 'ts/local_storage/trade_history_storage';
import { Fill, TokenByAddress } from 'ts/types';
import { utils } from 'ts/utils/utils';
const FILL_POLLING_INTERVAL = 1000;
interface TradeHistoryProps {
tokenByAddress: TokenByAddress;
userAddress: string;
networkId: number;
}
interface TradeHistoryState {
sortedFills: Fill[];
}
export class TradeHistory extends React.Component<TradeHistoryProps, TradeHistoryState> {
private _fillPollingIntervalId: number;
public constructor(props: TradeHistoryProps) {
super(props);
const sortedFills = this._getSortedFills();
this.state = {
sortedFills,
};
}
public componentWillMount(): void {
this._startPollingForFills();
}
public componentWillUnmount(): void {
this._stopPollingForFills();
}
public componentDidMount(): void {
window.scrollTo(0, 0);
}
public render(): React.ReactNode {
return (
<div className="lg-px4 md-px4 sm-px2">
<h3>Trade history</h3>
<Divider />
<div className="pt2" style={{ height: 608, overflow: 'scroll' }}>
{this._renderTrades()}
</div>
</div>
);
}
private _renderTrades(): React.ReactNode {
const numNonCustomFills = this._numFillsWithoutCustomERC20Tokens();
if (numNonCustomFills === 0) {
return this._renderEmptyNotice();
}
return _.map(this.state.sortedFills, (fill, index) => {
return (
<TradeHistoryItem
key={`${fill.orderHash}-${fill.filledTakerTokenAmount}-${index}`}
fill={fill}
tokenByAddress={this.props.tokenByAddress}
userAddress={this.props.userAddress}
networkId={this.props.networkId}
/>
);
});
}
private _renderEmptyNotice(): React.ReactNode {
return (
<Paper className="mt1 p2 mx-auto center" style={{ width: '80%' }}>
No filled orders yet.
</Paper>
);
}
private _numFillsWithoutCustomERC20Tokens(): number {
let numNonCustomFills = 0;
const tokens = _.values(this.props.tokenByAddress);
_.each(this.state.sortedFills, fill => {
const takerToken = _.find(tokens, token => {
return token.address === fill.takerToken;
});
const makerToken = _.find(tokens, token => {
return token.address === fill.makerToken;
});
// For now we don't show history items for orders using custom ERC20
// tokens the client does not know how to display.
// TODO: Try to retrieve the name/symbol of an unknown token in order to display it
// Be sure to remove similar logic in trade_history_item.tsx
if (!_.isUndefined(takerToken) && !_.isUndefined(makerToken)) {
numNonCustomFills += 1;
}
});
return numNonCustomFills;
}
private _startPollingForFills(): void {
this._fillPollingIntervalId = window.setInterval(() => {
const sortedFills = this._getSortedFills();
if (!utils.deepEqual(sortedFills, this.state.sortedFills)) {
this.setState({
sortedFills,
});
}
}, FILL_POLLING_INTERVAL);
}
private _stopPollingForFills(): void {
clearInterval(this._fillPollingIntervalId);
}
private _getSortedFills(): Fill[] {
const fillsByHash = tradeHistoryStorage.getUserFillsByHash(this.props.userAddress, this.props.networkId);
const fills = _.values(fillsByHash);
const sortedFills = _.sortBy(fills, [(fill: Fill) => fill.blockTimestamp * -1]);
return sortedFills;
}
}
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