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author | fragosti <francesco.agosti93@gmail.com> | 2018-05-31 08:33:17 +0800 |
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committer | fragosti <francesco.agosti93@gmail.com> | 2018-06-05 01:25:38 +0800 |
commit | f9615c18a1cc16794b6a55b76aa361332494a6ac (patch) | |
tree | 64eb3f3293c47ac35f49b0fec7e5ee9413773b2f /packages/website/ts/components/portal/portal.tsx | |
parent | d50fbac5f937602d7a90343ea8ff88cee5c4542f (diff) | |
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Move trackedTokenStateByAddress logic into portal
Diffstat (limited to 'packages/website/ts/components/portal/portal.tsx')
-rw-r--r-- | packages/website/ts/components/portal/portal.tsx | 98 |
1 files changed, 92 insertions, 6 deletions
diff --git a/packages/website/ts/components/portal/portal.tsx b/packages/website/ts/components/portal/portal.tsx index 589ad00ad..af90e2a09 100644 --- a/packages/website/ts/components/portal/portal.tsx +++ b/packages/website/ts/components/portal/portal.tsx @@ -37,7 +37,9 @@ import { Order, ProviderType, ScreenWidths, + Token, TokenByAddress, + TokenStateByAddress, TokenVisibility, WebsitePaths, } from 'ts/types'; @@ -77,6 +79,7 @@ interface PortalState { isDisclaimerDialogOpen: boolean; isLedgerDialogOpen: boolean; tokenManagementState: TokenManagementState; + trackedTokenStateByAddress: TokenStateByAddress; } interface AccountManagementItem { @@ -127,6 +130,9 @@ export class Portal extends React.Component<PortalProps, PortalState> { 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, @@ -135,6 +141,7 @@ export class Portal extends React.Component<PortalProps, PortalState> { isDisclaimerDialogOpen: !hasAcceptedDisclaimer, tokenManagementState: TokenManagementState.None, isLedgerDialogOpen: false, + trackedTokenStateByAddress: initialTrackedTokenStateByAddress, }; } public componentDidMount(): void { @@ -143,6 +150,9 @@ export class Portal extends React.Component<PortalProps, PortalState> { } public componentWillMount(): void { this._blockchain = new Blockchain(this.props.dispatcher); + const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress); + // tslint:disable-next-line:no-floating-promises + this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses); } public componentWillUnmount(): void { this._blockchain.destroy(); @@ -178,6 +188,39 @@ export class Portal extends React.Component<PortalProps, PortalState> { prevPathname: nextProps.location.pathname, }); } + if ( + nextProps.userAddress !== this.props.userAddress || + nextProps.networkId !== this.props.networkId || + nextProps.lastForceTokenStateRefetch !== this.props.lastForceTokenStateRefetch + ) { + const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress); + // tslint:disable-next-line:no-floating-promises + this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses); + } + + const nextTrackedTokens = this._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( @@ -283,8 +326,6 @@ export class Portal extends React.Component<PortalProps, PortalState> { ); } private _renderWallet(): React.ReactNode { - const allTokens = _.values(this.props.tokenByAddress); - const trackedTokens = _.filter(allTokens, t => t.isTracked); return ( <div> <Wallet @@ -295,16 +336,18 @@ export class Portal extends React.Component<PortalProps, PortalState> { blockchainErr={this.props.blockchainErr} dispatcher={this.props.dispatcher} tokenByAddress={this.props.tokenByAddress} - trackedTokens={trackedTokens} + 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 marginTop="15px"> <Island> @@ -424,8 +467,6 @@ export class Portal extends React.Component<PortalProps, PortalState> { ); } private _renderTokenBalances(): React.ReactNode { - const allTokens = _.values(this.props.tokenByAddress); - const trackedTokens = _.filter(allTokens, t => t.isTracked); return ( <TokenBalances blockchain={this._blockchain} @@ -434,7 +475,7 @@ export class Portal extends React.Component<PortalProps, PortalState> { dispatcher={this.props.dispatcher} screenWidth={this.props.screenWidth} tokenByAddress={this.props.tokenByAddress} - trackedTokens={trackedTokens} + trackedTokens={this._getCurrentTrackedTokens()} userAddress={this.props.userAddress} userEtherBalanceInWei={this.props.userEtherBalanceInWei} networkId={this.props.networkId} @@ -515,6 +556,51 @@ export class Portal extends React.Component<PortalProps, PortalState> { 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; + for (const tokenAddress of tokenAddresses) { + const [balance, allowance] = await this._blockchain.getTokenBalanceAndAllowanceAsync( + userAddressIfExists, + tokenAddress, + ); + trackedTokenStateByAddress[tokenAddress] = { + balance, + allowance, + isLoaded: true, + }; + } + this.setState({ + trackedTokenStateByAddress, + }); + } + + private async _refetchTokenStateAsync(tokenAddress: string): Promise<void> { + await this._fetchBalancesAndAllowancesAsync([tokenAddress]); + } } interface LargeLayoutProps { |