719 lines
31 KiB
TypeScript
719 lines
31 KiB
TypeScript
import { colors, constants as sharedConstants } from '@0xproject/react-shared';
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import { BigNumber } from '@0xproject/utils';
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import * as _ from 'lodash';
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import ActionAccountBalanceWallet from 'material-ui/svg-icons/action/account-balance-wallet';
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import * as React from 'react';
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import * as DocumentTitle from 'react-document-title';
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import { Route, RouteComponentProps, Switch } from 'react-router-dom';
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import { Blockchain } from 'ts/blockchain';
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import { BlockchainErrDialog } from 'ts/components/dialogs/blockchain_err_dialog';
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import { LedgerConfigDialog } from 'ts/components/dialogs/ledger_config_dialog';
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import { PortalDisclaimerDialog } from 'ts/components/dialogs/portal_disclaimer_dialog';
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import { EthWrappers } from 'ts/components/eth_wrappers';
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import { FillOrder } from 'ts/components/fill_order';
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import { AssetPicker } from 'ts/components/generate_order/asset_picker';
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import { BackButton } from 'ts/components/portal/back_button';
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import { Loading } from 'ts/components/portal/loading';
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import { Menu, MenuTheme } from 'ts/components/portal/menu';
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import { Section } from 'ts/components/portal/section';
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import { TextHeader } from 'ts/components/portal/text_header';
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import { RelayerIndex } from 'ts/components/relayer_index/relayer_index';
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import { TokenBalances } from 'ts/components/token_balances';
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import { TopBar, TopBarDisplayType } from 'ts/components/top_bar/top_bar';
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import { TradeHistory } from 'ts/components/trade_history/trade_history';
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import { Background } from 'ts/components/ui/background';
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import { Container } from 'ts/components/ui/container';
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import { FlashMessage } from 'ts/components/ui/flash_message';
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import { Island } from 'ts/components/ui/island';
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import { Text } from 'ts/components/ui/text';
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import { Wallet } from 'ts/components/wallet/wallet';
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import { GenerateOrderForm } from 'ts/containers/generate_order_form';
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import { PortalOnboardingFlow } from 'ts/containers/portal_onboarding_flow';
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import { localStorage } from 'ts/local_storage/local_storage';
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import { trackedTokenStorage } from 'ts/local_storage/tracked_token_storage';
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import { FullscreenMessage } from 'ts/pages/fullscreen_message';
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import { Dispatcher } from 'ts/redux/dispatcher';
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import { zIndex } from 'ts/style/z_index';
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import {
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BlockchainErrs,
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HashData,
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ItemByAddress,
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Order,
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ProviderType,
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ScreenWidths,
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Token,
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TokenByAddress,
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TokenStateByAddress,
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TokenVisibility,
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WebsitePaths,
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} from 'ts/types';
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import { analytics } from 'ts/utils/analytics';
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import { backendClient } from 'ts/utils/backend_client';
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import { configs } from 'ts/utils/configs';
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import { constants } from 'ts/utils/constants';
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import { orderParser } from 'ts/utils/order_parser';
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import { Translate } from 'ts/utils/translate';
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import { utils } from 'ts/utils/utils';
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export interface PortalProps {
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blockchainErr: BlockchainErrs;
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blockchainIsLoaded: boolean;
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dispatcher: Dispatcher;
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hashData: HashData;
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injectedProviderName: string;
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networkId: number;
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nodeVersion: string;
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orderFillAmount: BigNumber;
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providerType: ProviderType;
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screenWidth: ScreenWidths;
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tokenByAddress: TokenByAddress;
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userEtherBalanceInWei?: BigNumber;
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userAddress: string;
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shouldBlockchainErrDialogBeOpen: boolean;
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userSuppliedOrderCache: Order;
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location: Location;
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flashMessage?: string | React.ReactNode;
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lastForceTokenStateRefetch: number;
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translate: Translate;
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isPortalOnboardingShowing: boolean;
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portalOnboardingStep: number;
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}
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interface PortalState {
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prevNetworkId: number;
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prevNodeVersion: string;
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prevUserAddress: string;
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prevPathname: string;
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isDisclaimerDialogOpen: boolean;
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isLedgerDialogOpen: boolean;
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tokenManagementState: TokenManagementState;
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trackedTokenStateByAddress: TokenStateByAddress;
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}
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interface AccountManagementItem {
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pathName: string;
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headerText: string;
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render: () => React.ReactNode;
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}
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enum TokenManagementState {
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Add = 'Add',
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Remove = 'Remove',
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None = 'None',
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}
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const THROTTLE_TIMEOUT = 100;
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const TOP_BAR_HEIGHT = TopBar.heightForDisplayType(TopBarDisplayType.Expanded);
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const LEFT_COLUMN_WIDTH = 346;
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const MENU_PADDING_LEFT = 185;
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const LARGE_LAYOUT_MAX_WIDTH = 1200;
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const LARGE_LAYOUT_MARGIN = 30;
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export class Portal extends React.Component<PortalProps, PortalState> {
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private _blockchain: Blockchain;
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private _sharedOrderIfExists: Order;
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private _throttledScreenWidthUpdate: () => void;
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constructor(props: PortalProps) {
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super(props);
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this._sharedOrderIfExists = orderParser.parse(window.location.search);
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this._throttledScreenWidthUpdate = _.throttle(this._updateScreenWidth.bind(this), THROTTLE_TIMEOUT);
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const didAcceptPortalDisclaimer = localStorage.getItemIfExists(constants.LOCAL_STORAGE_KEY_ACCEPT_DISCLAIMER);
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const hasAcceptedDisclaimer =
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!_.isUndefined(didAcceptPortalDisclaimer) && !_.isEmpty(didAcceptPortalDisclaimer);
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const initialTrackedTokenStateByAddress = this._getInitialTrackedTokenStateByAddress(
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this._getCurrentTrackedTokens(),
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);
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this.state = {
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prevNetworkId: this.props.networkId,
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prevNodeVersion: this.props.nodeVersion,
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prevUserAddress: this.props.userAddress,
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prevPathname: this.props.location.pathname,
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isDisclaimerDialogOpen: !hasAcceptedDisclaimer,
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tokenManagementState: TokenManagementState.None,
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isLedgerDialogOpen: false,
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trackedTokenStateByAddress: initialTrackedTokenStateByAddress,
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};
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}
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public componentDidMount(): void {
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window.addEventListener('resize', this._throttledScreenWidthUpdate);
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window.scrollTo(0, 0);
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}
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public componentWillMount(): void {
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this._blockchain = new Blockchain(this.props.dispatcher);
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}
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public componentWillUnmount(): void {
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this._blockchain.destroy();
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window.removeEventListener('resize', this._throttledScreenWidthUpdate);
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// We re-set the entire redux state when the portal is unmounted so that when it is re-rendered
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// the initialization process always occurs from the same base state. This helps avoid
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// initialization inconsistencies (i.e While the portal was unrendered, the user might have
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// become disconnected from their backing Ethereum node, changed user accounts, etc...)
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this.props.dispatcher.resetState();
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}
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public componentDidUpdate(prevProps: PortalProps): void {
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if (!prevProps.blockchainIsLoaded && this.props.blockchainIsLoaded) {
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const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress);
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// tslint:disable-next-line:no-floating-promises
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this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses);
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}
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}
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public componentWillReceiveProps(nextProps: PortalProps): void {
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if (nextProps.networkId !== this.state.prevNetworkId) {
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// tslint:disable-next-line:no-floating-promises
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this._blockchain.networkIdUpdatedFireAndForgetAsync(nextProps.networkId);
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this.setState({
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prevNetworkId: nextProps.networkId,
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});
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}
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if (nextProps.userAddress !== this.state.prevUserAddress) {
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const newUserAddress = _.isEmpty(nextProps.userAddress) ? undefined : nextProps.userAddress;
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// tslint:disable-next-line:no-floating-promises
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this._blockchain.userAddressUpdatedFireAndForgetAsync(newUserAddress);
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this.setState({
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prevUserAddress: nextProps.userAddress,
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});
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}
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if (nextProps.nodeVersion !== this.state.prevNodeVersion) {
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// tslint:disable-next-line:no-floating-promises
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this._blockchain.nodeVersionUpdatedFireAndForgetAsync(nextProps.nodeVersion);
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}
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if (nextProps.location.pathname !== this.state.prevPathname) {
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this.setState({
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prevPathname: nextProps.location.pathname,
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});
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}
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if (
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nextProps.userAddress !== this.props.userAddress ||
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nextProps.networkId !== this.props.networkId ||
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nextProps.lastForceTokenStateRefetch !== this.props.lastForceTokenStateRefetch
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) {
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const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress);
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// tslint:disable-next-line:no-floating-promises
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this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses);
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}
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const nextTrackedTokens = this._getTrackedTokens(nextProps.tokenByAddress);
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const trackedTokens = this._getCurrentTrackedTokens();
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if (!_.isEqual(nextTrackedTokens, trackedTokens)) {
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const newTokens = _.difference(nextTrackedTokens, trackedTokens);
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const newTokenAddresses = _.map(newTokens, token => token.address);
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// Add placeholder entry for this token to the state, since fetching the
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// balance/allowance is asynchronous
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const trackedTokenStateByAddress = this.state.trackedTokenStateByAddress;
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for (const tokenAddress of newTokenAddresses) {
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trackedTokenStateByAddress[tokenAddress] = {
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balance: new BigNumber(0),
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allowance: new BigNumber(0),
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isLoaded: false,
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};
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}
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this.setState({
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trackedTokenStateByAddress,
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});
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// Fetch the actual balance/allowance.
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// tslint:disable-next-line:no-floating-promises
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this._fetchBalancesAndAllowancesAsync(newTokenAddresses);
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}
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}
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public render(): React.ReactNode {
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const updateShouldBlockchainErrDialogBeOpen = this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen.bind(
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this.props.dispatcher,
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);
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const isAssetPickerDialogOpen = this.state.tokenManagementState !== TokenManagementState.None;
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const tokenVisibility =
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this.state.tokenManagementState === TokenManagementState.Add
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? TokenVisibility.UNTRACKED
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: TokenVisibility.TRACKED;
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return (
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<div>
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<Background />
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<DocumentTitle title="0x Portal DApp" />
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<TopBar
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userAddress={this.props.userAddress}
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networkId={this.props.networkId}
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injectedProviderName={this.props.injectedProviderName}
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onToggleLedgerDialog={this._onToggleLedgerDialog.bind(this)}
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dispatcher={this.props.dispatcher}
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providerType={this.props.providerType}
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blockchainIsLoaded={this.props.blockchainIsLoaded}
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location={this.props.location}
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blockchain={this._blockchain}
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translate={this.props.translate}
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displayType={TopBarDisplayType.Expanded}
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style={{ backgroundColor: colors.lightestGrey, position: 'fixed' }}
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maxWidth={LARGE_LAYOUT_MAX_WIDTH}
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/>
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<Container marginTop={TOP_BAR_HEIGHT}>
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<Switch>
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<Route path={`${WebsitePaths.Portal}/:route`} render={this._renderOtherRoutes.bind(this)} />
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<Route
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exact={true}
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path={`${WebsitePaths.Portal}/`}
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render={this._renderMainRoute.bind(this)}
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/>
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</Switch>
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<BlockchainErrDialog
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blockchain={this._blockchain}
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blockchainErr={this.props.blockchainErr}
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isOpen={this.props.shouldBlockchainErrDialogBeOpen}
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userAddress={this.props.userAddress}
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toggleDialogFn={updateShouldBlockchainErrDialogBeOpen}
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networkId={this.props.networkId}
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/>
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<FlashMessage dispatcher={this.props.dispatcher} flashMessage={this.props.flashMessage} />
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{this.props.blockchainIsLoaded && (
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<LedgerConfigDialog
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providerType={this.props.providerType}
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networkId={this.props.networkId}
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blockchain={this._blockchain}
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dispatcher={this.props.dispatcher}
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toggleDialogFn={this._onToggleLedgerDialog.bind(this)}
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isOpen={this.state.isLedgerDialogOpen}
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/>
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)}
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<AssetPicker
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userAddress={this.props.userAddress}
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networkId={this.props.networkId}
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blockchain={this._blockchain}
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dispatcher={this.props.dispatcher}
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isOpen={isAssetPickerDialogOpen}
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currentTokenAddress={''}
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onTokenChosen={this._onTokenChosen.bind(this)}
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tokenByAddress={this.props.tokenByAddress}
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tokenVisibility={tokenVisibility}
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/>
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</Container>
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<PortalOnboardingFlow
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blockchain={this._blockchain}
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trackedTokenStateByAddress={this.state.trackedTokenStateByAddress}
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refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
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/>
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</div>
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);
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}
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private _renderMainRoute(): React.ReactNode {
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if (this._isSmallScreen()) {
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return <SmallLayout content={this._renderRelayerIndexSection()} />;
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} else {
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return <LargeLayout left={this._renderWalletSection()} right={this._renderRelayerIndexSection()} />;
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}
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}
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private _renderOtherRoutes(routeComponentProps: RouteComponentProps<any>): React.ReactNode {
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if (this._isSmallScreen()) {
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return <SmallLayout content={this._renderAccountManagement()} />;
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} else {
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return <LargeLayout left={this._renderMenu(routeComponentProps)} right={this._renderAccountManagement()} />;
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}
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}
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private _renderMenu(routeComponentProps: RouteComponentProps<any>): React.ReactNode {
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const menuTheme: MenuTheme = {
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paddingLeft: MENU_PADDING_LEFT,
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textColor: colors.darkerGrey,
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iconColor: colors.darkerGrey,
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selectedIconColor: colors.yellow800,
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selectedBackgroundColor: 'transparent',
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};
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return (
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<Section
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header={<BackButton to={`${WebsitePaths.Portal}`} labelText="back to Relayers" />}
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body={<Menu selectedPath={routeComponentProps.location.pathname} theme={menuTheme} />}
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/>
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);
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}
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private _renderWallet(): React.ReactNode {
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const startOnboarding = this._renderStartOnboarding();
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const isMobile = this.props.screenWidth === ScreenWidths.Sm;
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// We need room to scroll down for mobile onboarding
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const marginBottom = isMobile ? '200px' : '15px';
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return (
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<div>
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{isMobile && <Container marginBottom="15px">{startOnboarding}</Container>}
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<Container marginBottom={marginBottom}>
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<Wallet
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style={
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!isMobile && this.props.isPortalOnboardingShowing
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? { zIndex: zIndex.aboveOverlay, position: 'relative' }
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: undefined
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}
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userAddress={this.props.userAddress}
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networkId={this.props.networkId}
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blockchain={this._blockchain}
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blockchainIsLoaded={this.props.blockchainIsLoaded}
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blockchainErr={this.props.blockchainErr}
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dispatcher={this.props.dispatcher}
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tokenByAddress={this.props.tokenByAddress}
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trackedTokens={this._getCurrentTrackedTokens()}
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userEtherBalanceInWei={this.props.userEtherBalanceInWei}
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lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
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injectedProviderName={this.props.injectedProviderName}
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providerType={this.props.providerType}
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screenWidth={this.props.screenWidth}
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location={this.props.location}
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trackedTokenStateByAddress={this.state.trackedTokenStateByAddress}
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onToggleLedgerDialog={this._onToggleLedgerDialog.bind(this)}
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onAddToken={this._onAddToken.bind(this)}
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onRemoveToken={this._onRemoveToken.bind(this)}
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refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
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/>
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</Container>
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{!isMobile && <Container marginTop="15px">{startOnboarding}</Container>}
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</div>
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);
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}
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private _renderStartOnboarding(): React.ReactNode {
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return (
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<Island>
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<Container
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marginTop="30px"
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marginBottom="30px"
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marginLeft="30px"
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marginRight="30px"
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className="flex justify-around items-center"
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>
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<ActionAccountBalanceWallet style={{ width: '30px', height: '30px' }} color={colors.orange} />
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<Text
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fontColor={colors.grey}
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fontSize="16px"
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center={true}
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onClick={this._startOnboarding.bind(this)}
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>
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Learn how to set up your account
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</Text>
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</Container>
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</Island>
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);
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}
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private _startOnboarding(): void {
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const networkName = sharedConstants.NETWORK_NAME_BY_ID[this.props.networkId];
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analytics.logEvent('Portal', 'Onboarding Started - Manual', networkName, this.props.portalOnboardingStep);
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this.props.dispatcher.updatePortalOnboardingShowing(true);
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// On mobile, make sure the wallet is completely visible.
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if (this.props.screenWidth === ScreenWidths.Sm) {
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document.querySelector('.wallet').scrollIntoView();
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}
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}
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private _renderWalletSection(): React.ReactNode {
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return <Section header={<TextHeader labelText="Your Account" />} body={this._renderWallet()} />;
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}
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private _renderAccountManagement(): React.ReactNode {
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const accountManagementItems: AccountManagementItem[] = [
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{
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pathName: `${WebsitePaths.Portal}/weth`,
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headerText: 'Wrapped ETH',
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render: this._renderEthWrapper.bind(this),
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},
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{
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pathName: `${WebsitePaths.Portal}/account`,
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headerText: 'Your Account',
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render: this._isSmallScreen() ? this._renderWallet.bind(this) : this._renderTokenBalances.bind(this),
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},
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{
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pathName: `${WebsitePaths.Portal}/trades`,
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headerText: 'Trade History',
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render: this._renderTradeHistory.bind(this),
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},
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{
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pathName: `${WebsitePaths.Portal}/generate`,
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headerText: 'Generate Order',
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render: this._renderGenerateOrderForm.bind(this),
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},
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{
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pathName: `${WebsitePaths.Portal}/fill`,
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headerText: 'Fill Order',
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render: this._renderFillOrder.bind(this),
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},
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];
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return (
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<div>
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<Switch>
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{_.map(accountManagementItems, item => {
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return (
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<Route
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key={item.pathName}
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path={item.pathName}
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render={this._renderAccountManagementItem.bind(this, item)}
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/>
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);
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})}}
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<Route render={this._renderNotFoundMessage.bind(this)} />
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</Switch>
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<PortalDisclaimerDialog
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isOpen={this.state.isDisclaimerDialogOpen}
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onToggleDialog={this._onPortalDisclaimerAccepted.bind(this)}
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/>
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</div>
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);
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}
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private _renderAccountManagementItem(item: AccountManagementItem): React.ReactNode {
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return (
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<Section
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header={<TextHeader labelText={item.headerText} />}
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body={<Loading isLoading={!this.props.blockchainIsLoaded} content={item.render()} />}
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/>
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);
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}
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private _renderEthWrapper(): React.ReactNode {
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return (
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<EthWrappers
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networkId={this.props.networkId}
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blockchain={this._blockchain}
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|
dispatcher={this.props.dispatcher}
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|
tokenByAddress={this.props.tokenByAddress}
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|
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 {
|
|
return (
|
|
<Section
|
|
header={<TextHeader labelText="0x Relayers" />}
|
|
body={<RelayerIndex networkId={this.props.networkId} screenWidth={this.props.screenWidth} />}
|
|
/>
|
|
);
|
|
}
|
|
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,
|
|
isTracked: false,
|
|
};
|
|
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 this._getTrackedTokens(this.props.tokenByAddress);
|
|
}
|
|
|
|
private _getTrackedTokens(tokenByAddress: TokenByAddress): Token[] {
|
|
const allTokens = _.values(tokenByAddress);
|
|
const trackedTokens = _.filter(allTokens, t => t.isTracked);
|
|
return trackedTokens;
|
|
}
|
|
|
|
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 (
|
|
<div className="mx-auto flex flex-center" style={{ maxWidth: LARGE_LAYOUT_MAX_WIDTH }}>
|
|
<div className="flex-last">
|
|
<Container width={LEFT_COLUMN_WIDTH} position="fixed" marginLeft={LARGE_LAYOUT_MARGIN}>
|
|
{props.left}
|
|
</Container>
|
|
</div>
|
|
<Container className="flex-auto" marginLeft={LEFT_COLUMN_WIDTH + LARGE_LAYOUT_MARGIN}>
|
|
<Container className="flex-auto" marginLeft={LARGE_LAYOUT_MARGIN} marginRight={LARGE_LAYOUT_MARGIN}>
|
|
{props.right}
|
|
</Container>
|
|
</Container>
|
|
</div>
|
|
);
|
|
};
|
|
|
|
interface SmallLayoutProps {
|
|
content: React.ReactNode;
|
|
}
|
|
const SmallLayout = (props: SmallLayoutProps) => {
|
|
return (
|
|
<div className="flex flex-center">
|
|
<div className="flex-auto px3">{props.content}</div>
|
|
</div>
|
|
);
|
|
}; // tslint:disable:max-file-line-count
|