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|
import { colors } from '@0xproject/react-shared';
import { BigNumber } from '@0xproject/utils';
import * as _ from 'lodash';
import * as React from 'react';
import * as DocumentTitle from 'react-document-title';
import { Link, Route, RouteComponentProps, Switch } from 'react-router-dom';
import { Blockchain } from 'ts/blockchain';
import { BlockchainErrDialog } from 'ts/components/dialogs/blockchain_err_dialog';
import { LedgerConfigDialog } from 'ts/components/dialogs/ledger_config_dialog';
import { PortalDisclaimerDialog } from 'ts/components/dialogs/portal_disclaimer_dialog';
import { EthWrappers } from 'ts/components/eth_wrappers';
import { FillOrder } from 'ts/components/fill_order';
import { AssetPicker } from 'ts/components/generate_order/asset_picker';
import { BackButton } from 'ts/components/portal/back_button';
import { Loading } from 'ts/components/portal/loading';
import { Menu, MenuTheme } from 'ts/components/portal/menu';
import { Section } from 'ts/components/portal/section';
import { TextHeader } from 'ts/components/portal/text_header';
import { RelayerIndex } from 'ts/components/relayer_index/relayer_index';
import { TokenBalances } from 'ts/components/token_balances';
import { TopBar, TopBarDisplayType } from 'ts/components/top_bar/top_bar';
import { TradeHistory } from 'ts/components/trade_history/trade_history';
import { Container } from 'ts/components/ui/container';
import { FlashMessage } from 'ts/components/ui/flash_message';
import { Image } from 'ts/components/ui/image';
import { Text } from 'ts/components/ui/text';
import { Wallet } from 'ts/components/wallet/wallet';
import { GenerateOrderForm } from 'ts/containers/generate_order_form';
import { PortalOnboardingFlow } from 'ts/containers/portal_onboarding_flow';
import { localStorage } from 'ts/local_storage/local_storage';
import { trackedTokenStorage } from 'ts/local_storage/tracked_token_storage';
import { FullscreenMessage } from 'ts/pages/fullscreen_message';
import { Dispatcher } from 'ts/redux/dispatcher';
import { zIndex } from 'ts/style/z_index';
import {
BlockchainErrs,
HashData,
ItemByAddress,
Order,
ProviderType,
ScreenWidths,
Token,
TokenByAddress,
TokenStateByAddress,
TokenVisibility,
WebsitePaths,
} from 'ts/types';
import { analytics } from 'ts/utils/analytics';
import { backendClient } from 'ts/utils/backend_client';
import { configs } from 'ts/utils/configs';
import { constants } from 'ts/utils/constants';
import { orderParser } from 'ts/utils/order_parser';
import { Translate } from 'ts/utils/translate';
import { utils } from 'ts/utils/utils';
export interface PortalProps {
blockchainErr: BlockchainErrs;
blockchainIsLoaded: boolean;
dispatcher: Dispatcher;
hashData: HashData;
injectedProviderName: string;
networkId: number;
nodeVersion: string;
orderFillAmount: BigNumber;
providerType: ProviderType;
screenWidth: ScreenWidths;
tokenByAddress: TokenByAddress;
userEtherBalanceInWei?: BigNumber;
userAddress: string;
shouldBlockchainErrDialogBeOpen: boolean;
userSuppliedOrderCache: Order;
location: Location;
flashMessage?: string | React.ReactNode;
lastForceTokenStateRefetch: number;
translate: Translate;
isPortalOnboardingShowing: boolean;
portalOnboardingStep: number;
}
interface PortalState {
prevNetworkId: number;
prevNodeVersion: string;
prevUserAddress: string;
prevPathname: string;
isDisclaimerDialogOpen: boolean;
isLedgerDialogOpen: boolean;
tokenManagementState: TokenManagementState;
trackedTokenStateByAddress: TokenStateByAddress;
}
interface AccountManagementItem {
pathName: string;
headerText?: string;
render: () => React.ReactNode;
}
enum TokenManagementState {
Add = 'Add',
Remove = 'Remove',
None = 'None',
}
const THROTTLE_TIMEOUT = 100;
const TOP_BAR_HEIGHT = TopBar.heightForDisplayType(TopBarDisplayType.Expanded);
const LEFT_COLUMN_WIDTH = 346;
const MENU_PADDING_LEFT = 185;
const LARGE_LAYOUT_MAX_WIDTH = 1200;
const SIDE_PADDING = 20;
export class Portal extends React.Component<PortalProps, PortalState> {
private _blockchain: Blockchain;
private _sharedOrderIfExists: Order;
private _throttledScreenWidthUpdate: () => void;
constructor(props: PortalProps) {
super(props);
this._sharedOrderIfExists = orderParser.parse(window.location.search);
this._throttledScreenWidthUpdate = _.throttle(this._updateScreenWidth.bind(this), THROTTLE_TIMEOUT);
const didAcceptPortalDisclaimer = localStorage.getItemIfExists(constants.LOCAL_STORAGE_KEY_ACCEPT_DISCLAIMER);
const hasAcceptedDisclaimer =
!_.isUndefined(didAcceptPortalDisclaimer) && !_.isEmpty(didAcceptPortalDisclaimer);
const initialTrackedTokenStateByAddress = this._getInitialTrackedTokenStateByAddress(
this._getCurrentTrackedTokens(),
);
this.state = {
prevNetworkId: this.props.networkId,
prevNodeVersion: this.props.nodeVersion,
prevUserAddress: this.props.userAddress,
prevPathname: this.props.location.pathname,
isDisclaimerDialogOpen: !hasAcceptedDisclaimer,
tokenManagementState: TokenManagementState.None,
isLedgerDialogOpen: false,
trackedTokenStateByAddress: initialTrackedTokenStateByAddress,
};
}
public componentDidMount(): void {
window.addEventListener('resize', this._throttledScreenWidthUpdate);
window.scrollTo(0, 0);
}
public componentWillMount(): void {
this._blockchain = new Blockchain(this.props.dispatcher);
}
public componentWillUnmount(): void {
this._blockchain.destroy();
window.removeEventListener('resize', this._throttledScreenWidthUpdate);
// We re-set the entire redux state when the portal is unmounted so that when it is re-rendered
// the initialization process always occurs from the same base state. This helps avoid
// initialization inconsistencies (i.e While the portal was unrendered, the user might have
// become disconnected from their backing Ethereum node, changed user accounts, etc...)
this.props.dispatcher.resetState();
}
public componentDidUpdate(prevProps: PortalProps): void {
if (!prevProps.blockchainIsLoaded && this.props.blockchainIsLoaded) {
// tslint:disable-next-line:no-floating-promises
this._fetchBalancesAndAllowancesAsync(this._getCurrentTrackedTokensAddresses());
}
}
public componentWillReceiveProps(nextProps: PortalProps): void {
if (nextProps.networkId !== this.state.prevNetworkId) {
// tslint:disable-next-line:no-floating-promises
this._blockchain.networkIdUpdatedFireAndForgetAsync(nextProps.networkId);
this.setState({
prevNetworkId: nextProps.networkId,
});
}
if (nextProps.userAddress !== this.state.prevUserAddress) {
const newUserAddress = _.isEmpty(nextProps.userAddress) ? undefined : nextProps.userAddress;
// tslint:disable-next-line:no-floating-promises
this._blockchain.userAddressUpdatedFireAndForgetAsync(newUserAddress);
this.setState({
prevUserAddress: nextProps.userAddress,
});
}
if (nextProps.nodeVersion !== this.state.prevNodeVersion) {
// tslint:disable-next-line:no-floating-promises
this._blockchain.nodeVersionUpdatedFireAndForgetAsync(nextProps.nodeVersion);
}
if (nextProps.location.pathname !== this.state.prevPathname) {
this.setState({
prevPathname: nextProps.location.pathname,
});
}
// If the address changed, but the network did not, we can just refetch the currently tracked tokens.
if (
(nextProps.userAddress !== this.props.userAddress && nextProps.networkId === this.props.networkId) ||
nextProps.lastForceTokenStateRefetch !== this.props.lastForceTokenStateRefetch
) {
// tslint:disable-next-line:no-floating-promises
this._fetchBalancesAndAllowancesAsync(this._getCurrentTrackedTokensAddresses());
}
const nextTrackedTokens = utils.getTrackedTokens(nextProps.tokenByAddress);
const trackedTokens = this._getCurrentTrackedTokens();
if (!_.isEqual(nextTrackedTokens, trackedTokens)) {
const newTokens = _.difference(nextTrackedTokens, trackedTokens);
const newTokenAddresses = _.map(newTokens, token => token.address);
// Add placeholder entry for this token to the state, since fetching the
// balance/allowance is asynchronous
const trackedTokenStateByAddress = { ...this.state.trackedTokenStateByAddress };
for (const tokenAddress of newTokenAddresses) {
trackedTokenStateByAddress[tokenAddress] = {
balance: new BigNumber(0),
allowance: new BigNumber(0),
isLoaded: false,
};
}
this.setState({
trackedTokenStateByAddress,
});
// Fetch the actual balance/allowance.
// tslint:disable-next-line:no-floating-promises
this._fetchBalancesAndAllowancesAsync(newTokenAddresses);
}
}
public render(): React.ReactNode {
const updateShouldBlockchainErrDialogBeOpen = this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen.bind(
this.props.dispatcher,
);
const isAssetPickerDialogOpen = this.state.tokenManagementState !== TokenManagementState.None;
const tokenVisibility =
this.state.tokenManagementState === TokenManagementState.Add
? TokenVisibility.UNTRACKED
: TokenVisibility.TRACKED;
return (
<Container>
<DocumentTitle title="0x Portal" />
<TopBar
userAddress={this.props.userAddress}
networkId={this.props.networkId}
injectedProviderName={this.props.injectedProviderName}
onToggleLedgerDialog={this._onToggleLedgerDialog.bind(this)}
dispatcher={this.props.dispatcher}
providerType={this.props.providerType}
blockchainIsLoaded={this.props.blockchainIsLoaded}
location={this.props.location}
blockchain={this._blockchain}
translate={this.props.translate}
displayType={TopBarDisplayType.Expanded}
style={{
backgroundColor: colors.lightestGrey,
position: 'fixed',
zIndex: zIndex.topBar,
}}
maxWidth={LARGE_LAYOUT_MAX_WIDTH}
/>
<Container marginTop={TOP_BAR_HEIGHT} minHeight="100vh" backgroundColor={colors.lightestGrey}>
<Switch>
<Route path={`${WebsitePaths.Portal}/:route`} render={this._renderOtherRoutes.bind(this)} />
<Route
exact={true}
path={`${WebsitePaths.Portal}/`}
render={this._renderMainRoute.bind(this)}
/>
</Switch>
<BlockchainErrDialog
blockchain={this._blockchain}
blockchainErr={this.props.blockchainErr}
isOpen={this.props.shouldBlockchainErrDialogBeOpen}
userAddress={this.props.userAddress}
toggleDialogFn={updateShouldBlockchainErrDialogBeOpen}
networkId={this.props.networkId}
/>
<FlashMessage dispatcher={this.props.dispatcher} flashMessage={this.props.flashMessage} />
<LedgerConfigDialog
providerType={this.props.providerType}
networkId={this.props.networkId}
blockchain={this._blockchain}
dispatcher={this.props.dispatcher}
toggleDialogFn={this._onToggleLedgerDialog.bind(this)}
isOpen={this.state.isLedgerDialogOpen}
/>
<AssetPicker
userAddress={this.props.userAddress}
networkId={this.props.networkId}
blockchain={this._blockchain}
dispatcher={this.props.dispatcher}
isOpen={isAssetPickerDialogOpen}
currentTokenAddress={''}
onTokenChosen={this._onTokenChosen.bind(this)}
tokenByAddress={this.props.tokenByAddress}
tokenVisibility={tokenVisibility}
/>
</Container>
</Container>
);
}
private _renderMainRoute(): React.ReactNode {
if (this._isSmallScreen()) {
return <SmallLayout content={this._renderRelayerIndexSection()} />;
} else {
return <LargeLayout left={this._renderWalletSection()} right={this._renderRelayerIndexSection()} />;
}
}
private _renderOtherRoutes(routeComponentProps: RouteComponentProps<any>): React.ReactNode {
if (this._isSmallScreen()) {
return <SmallLayout content={this._renderAccountManagement()} />;
} else {
return <LargeLayout left={this._renderMenu(routeComponentProps)} right={this._renderAccountManagement()} />;
}
}
private _renderMenu(routeComponentProps: RouteComponentProps<any>): React.ReactNode {
const menuTheme: MenuTheme = {
paddingLeft: MENU_PADDING_LEFT,
textColor: colors.darkerGrey,
iconColor: colors.darkerGrey,
selectedIconColor: colors.yellow800,
selectedBackgroundColor: 'transparent',
};
return (
<Section
header={<BackButton to={`${WebsitePaths.Portal}`} labelText="back to Relayers" />}
body={<Menu selectedPath={routeComponentProps.location.pathname} theme={menuTheme} />}
/>
);
}
private _renderWallet(): React.ReactNode {
const isMobile = utils.isMobileWidth(this.props.screenWidth);
// We need room to scroll down for mobile onboarding
const marginBottom = isMobile ? '250px' : '15px';
return (
<div>
<Container className="flex flex-column items-center">
{isMobile && (
<Container marginTop="20px" marginBottom="20px">
{this._renderStartOnboarding()}
</Container>
)}
<Container marginBottom={marginBottom} width="100%">
<Wallet
style={
!isMobile && this.props.isPortalOnboardingShowing
? { zIndex: zIndex.aboveOverlay, position: 'relative' }
: undefined
}
userAddress={this.props.userAddress}
networkId={this.props.networkId}
blockchain={this._blockchain}
blockchainIsLoaded={this.props.blockchainIsLoaded}
blockchainErr={this.props.blockchainErr}
dispatcher={this.props.dispatcher}
tokenByAddress={this.props.tokenByAddress}
trackedTokens={this._getCurrentTrackedTokens()}
userEtherBalanceInWei={this.props.userEtherBalanceInWei}
lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
injectedProviderName={this.props.injectedProviderName}
providerType={this.props.providerType}
screenWidth={this.props.screenWidth}
location={this.props.location}
trackedTokenStateByAddress={this.state.trackedTokenStateByAddress}
onToggleLedgerDialog={this._onToggleLedgerDialog.bind(this)}
onAddToken={this._onAddToken.bind(this)}
onRemoveToken={this._onRemoveToken.bind(this)}
refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
/>
</Container>
{!isMobile && <Container marginTop="8px">{this._renderStartOnboarding()}</Container>}
</Container>
<PortalOnboardingFlow
blockchain={this._blockchain}
trackedTokenStateByAddress={this.state.trackedTokenStateByAddress}
refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
/>
</div>
);
}
private _renderStartOnboarding(): React.ReactNode {
const isMobile = utils.isMobileWidth(this.props.screenWidth);
const shouldStartOnboarding = !isMobile || this.props.location.pathname === `${WebsitePaths.Portal}/account`;
const startOnboarding = (
<Container className="flex items-center center">
<Text fontColor={colors.mediumBlue} fontSize="16px" onClick={this._startOnboarding.bind(this)}>
Set up your account to start trading
</Text>
<Container marginLeft="8px" paddingTop="3px">
<Image src="/images/setup_account_icon.svg" height="20px" width="20x" />
</Container>
</Container>
);
return !shouldStartOnboarding ? (
<Link to={{ pathname: `${WebsitePaths.Portal}/account` }} style={{ textDecoration: 'none' }}>
{startOnboarding}
</Link>
) : (
startOnboarding
);
}
private _startOnboarding(): void {
// tslint:disable-next-line:no-floating-promises
analytics.trackAsync('Onboarding Started', {
reason: 'manual',
stepIndex: this.props.portalOnboardingStep,
});
this.props.dispatcher.updatePortalOnboardingShowing(true);
}
private _renderWalletSection(): React.ReactNode {
return <Section header={<TextHeader labelText="Your Account" />} body={this._renderWallet()} />;
}
private _renderAccountManagement(): React.ReactNode {
const accountManagementItems: AccountManagementItem[] = [
{
pathName: `${WebsitePaths.Portal}/weth`,
headerText: 'Wrapped ETH',
render: this._renderEthWrapper.bind(this),
},
{
pathName: `${WebsitePaths.Portal}/account`,
headerText: this._isSmallScreen() ? undefined : 'Your Account',
render: this._isSmallScreen() ? this._renderWallet.bind(this) : this._renderTokenBalances.bind(this),
},
{
pathName: `${WebsitePaths.Portal}/trades`,
headerText: 'Trade History',
render: this._renderTradeHistory.bind(this),
},
{
pathName: `${WebsitePaths.Portal}/generate`,
headerText: 'Generate Order',
render: this._renderGenerateOrderForm.bind(this),
},
{
pathName: `${WebsitePaths.Portal}/fill`,
headerText: 'Fill Order',
render: this._renderFillOrder.bind(this),
},
];
return (
<div>
<Switch>
{_.map(accountManagementItems, item => {
return (
<Route
key={item.pathName}
path={item.pathName}
render={this._renderAccountManagementItem.bind(this, item)}
/>
);
})}}
<Route render={this._renderNotFoundMessage.bind(this)} />
</Switch>
<PortalDisclaimerDialog
isOpen={this.state.isDisclaimerDialogOpen}
onToggleDialog={this._onPortalDisclaimerAccepted.bind(this)}
/>
</div>
);
}
private _renderAccountManagementItem(item: AccountManagementItem): React.ReactNode {
return (
<Section
header={!_.isUndefined(item.headerText) && <TextHeader labelText={item.headerText} />}
body={<Loading isLoading={!this.props.blockchainIsLoaded} content={item.render()} />}
/>
);
}
private _renderEthWrapper(): React.ReactNode {
return (
<EthWrappers
networkId={this.props.networkId}
blockchain={this._blockchain}
dispatcher={this.props.dispatcher}
tokenByAddress={this.props.tokenByAddress}
userAddress={this.props.userAddress}
userEtherBalanceInWei={this.props.userEtherBalanceInWei}
lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
isFullWidth={true}
/>
);
}
private _renderTradeHistory(): React.ReactNode {
return (
<TradeHistory
tokenByAddress={this.props.tokenByAddress}
userAddress={this.props.userAddress}
networkId={this.props.networkId}
isFullWidth={true}
shouldHideHeader={true}
isScrollable={false}
/>
);
}
private _renderGenerateOrderForm(): React.ReactNode {
return (
<GenerateOrderForm
blockchain={this._blockchain}
hashData={this.props.hashData}
dispatcher={this.props.dispatcher}
isFullWidth={true}
shouldHideHeader={true}
/>
);
}
private _renderFillOrder(): React.ReactNode {
const initialFillOrder = !_.isUndefined(this.props.userSuppliedOrderCache)
? this.props.userSuppliedOrderCache
: this._sharedOrderIfExists;
return (
<FillOrder
blockchain={this._blockchain}
blockchainErr={this.props.blockchainErr}
initialOrder={initialFillOrder}
isOrderInUrl={!_.isUndefined(this._sharedOrderIfExists)}
orderFillAmount={this.props.orderFillAmount}
networkId={this.props.networkId}
userAddress={this.props.userAddress}
tokenByAddress={this.props.tokenByAddress}
dispatcher={this.props.dispatcher}
lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
isFullWidth={true}
shouldHideHeader={true}
/>
);
}
private _renderTokenBalances(): React.ReactNode {
return (
<TokenBalances
blockchain={this._blockchain}
blockchainErr={this.props.blockchainErr}
blockchainIsLoaded={this.props.blockchainIsLoaded}
dispatcher={this.props.dispatcher}
screenWidth={this.props.screenWidth}
tokenByAddress={this.props.tokenByAddress}
trackedTokens={this._getCurrentTrackedTokens()}
userAddress={this.props.userAddress}
userEtherBalanceInWei={this.props.userEtherBalanceInWei}
networkId={this.props.networkId}
lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
isFullWidth={true}
/>
);
}
private _renderRelayerIndexSection(): React.ReactNode {
const isMobile = utils.isMobileWidth(this.props.screenWidth);
return (
<Section
header={!isMobile && <TextHeader labelText="0x Relayers" />}
body={
<Container className="flex flex-column items-center">
{isMobile && (
<Container marginTop="20px" marginBottom="20px">
{this._renderStartOnboarding()}
</Container>
)}
<RelayerIndex networkId={this.props.networkId} screenWidth={this.props.screenWidth} />
</Container>
}
/>
);
}
private _renderNotFoundMessage(): React.ReactNode {
return (
<FullscreenMessage
headerText="404 Not Found"
bodyText="Hm... looks like we couldn't find what you are looking for."
/>
);
}
private _onTokenChosen(tokenAddress: string): void {
if (_.isEmpty(tokenAddress)) {
this.setState({
tokenManagementState: TokenManagementState.None,
});
return;
}
const token = this.props.tokenByAddress[tokenAddress];
const isDefaultTrackedToken = _.includes(configs.DEFAULT_TRACKED_TOKEN_SYMBOLS, token.symbol);
if (this.state.tokenManagementState === TokenManagementState.Remove && !isDefaultTrackedToken) {
if (token.isRegistered) {
// Remove the token from tracked tokens
const newToken: Token = {
...token,
trackedTimestamp: undefined,
};
this.props.dispatcher.updateTokenByAddress([newToken]);
} else {
this.props.dispatcher.removeTokenToTokenByAddress(token);
}
trackedTokenStorage.removeTrackedToken(this.props.userAddress, this.props.networkId, tokenAddress);
} else if (isDefaultTrackedToken) {
this.props.dispatcher.showFlashMessage(`Cannot remove ${token.name} because it's a default token`);
}
this.setState({
tokenManagementState: TokenManagementState.None,
});
}
private _onToggleLedgerDialog(): void {
this.setState({
isLedgerDialogOpen: !this.state.isLedgerDialogOpen,
});
}
private _onAddToken(): void {
this.setState({
tokenManagementState: TokenManagementState.Add,
});
}
private _onRemoveToken(): void {
this.setState({
tokenManagementState: TokenManagementState.Remove,
});
}
private _onPortalDisclaimerAccepted(): void {
localStorage.setItem(constants.LOCAL_STORAGE_KEY_ACCEPT_DISCLAIMER, 'set');
this.setState({
isDisclaimerDialogOpen: false,
});
}
private _updateScreenWidth(): void {
const newScreenWidth = utils.getScreenWidth();
this.props.dispatcher.updateScreenWidth(newScreenWidth);
}
private _isSmallScreen(): boolean {
const isSmallScreen = this.props.screenWidth === ScreenWidths.Sm;
return isSmallScreen;
}
private _getCurrentTrackedTokens(): Token[] {
return utils.getTrackedTokens(this.props.tokenByAddress);
}
private _getCurrentTrackedTokensAddresses(): string[] {
return _.map(this._getCurrentTrackedTokens(), token => token.address);
}
private _getInitialTrackedTokenStateByAddress(trackedTokens: Token[]): TokenStateByAddress {
const trackedTokenStateByAddress: TokenStateByAddress = {};
_.each(trackedTokens, token => {
trackedTokenStateByAddress[token.address] = {
balance: new BigNumber(0),
allowance: new BigNumber(0),
isLoaded: false,
};
});
return trackedTokenStateByAddress;
}
private async _fetchBalancesAndAllowancesAsync(tokenAddresses: string[]): Promise<void> {
const trackedTokenStateByAddress = this.state.trackedTokenStateByAddress;
const userAddressIfExists = _.isEmpty(this.props.userAddress) ? undefined : this.props.userAddress;
const balancesAndAllowances = await Promise.all(
tokenAddresses.map(async tokenAddress => {
return this._blockchain.getTokenBalanceAndAllowanceAsync(userAddressIfExists, tokenAddress);
}),
);
const priceByAddress = await this._getPriceByAddressAsync(tokenAddresses);
for (let i = 0; i < tokenAddresses.length; i++) {
// Order is preserved in Promise.all
const [balance, allowance] = balancesAndAllowances[i];
const tokenAddress = tokenAddresses[i];
trackedTokenStateByAddress[tokenAddress] = {
balance,
allowance,
isLoaded: true,
price: priceByAddress[tokenAddress],
};
}
this.setState({
trackedTokenStateByAddress,
});
}
private async _getPriceByAddressAsync(tokenAddresses: string[]): Promise<ItemByAddress<BigNumber>> {
if (_.isEmpty(tokenAddresses)) {
return {};
}
// for each input token address, search for the corresponding symbol in this.props.tokenByAddress, if it exists
// create a mapping from existing symbols -> address
const tokenAddressBySymbol: { [symbol: string]: string } = {};
_.each(tokenAddresses, address => {
const tokenIfExists = _.get(this.props.tokenByAddress, address);
if (!_.isUndefined(tokenIfExists)) {
const symbol = tokenIfExists.symbol;
tokenAddressBySymbol[symbol] = address;
}
});
const tokenSymbols = _.keys(tokenAddressBySymbol);
try {
const priceBySymbol = await backendClient.getPriceInfoAsync(tokenSymbols);
const priceByAddress = _.mapKeys(priceBySymbol, (_value, symbol) => _.get(tokenAddressBySymbol, symbol));
const result = _.mapValues(priceByAddress, price => {
const priceBigNumber = new BigNumber(price);
return priceBigNumber;
});
return result;
} catch (err) {
return {};
}
}
private async _refetchTokenStateAsync(tokenAddress: string): Promise<void> {
await this._fetchBalancesAndAllowancesAsync([tokenAddress]);
}
}
interface LargeLayoutProps {
left: React.ReactNode;
right: React.ReactNode;
}
const LargeLayout = (props: LargeLayoutProps) => {
return (
<Container
className="mx-auto flex flex-center"
maxWidth={LARGE_LAYOUT_MAX_WIDTH}
paddingLeft={SIDE_PADDING}
paddingRight={SIDE_PADDING}
>
<div className="flex-last">
<Container width={LEFT_COLUMN_WIDTH} position="fixed" zIndex={zIndex.aboveTopBar}>
{props.left}
</Container>
</div>
<Container className="flex-auto" marginLeft={LEFT_COLUMN_WIDTH}>
<Container className="flex-auto" marginLeft={SIDE_PADDING}>
{props.right}
</Container>
</Container>
</Container>
);
};
interface SmallLayoutProps {
content: React.ReactNode;
}
const SmallLayout = (props: SmallLayoutProps) => {
return (
<div className="flex flex-center">
<Container className="flex-auto" paddingLeft={SIDE_PADDING} paddingRight={SIDE_PADDING}>
{props.content}
</Container>
</div>
);
}; // tslint:disable:max-file-line-count
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