diff options
Diffstat (limited to 'packages/instant/src/components/order_details.tsx')
| -rw-r--r-- | packages/instant/src/components/order_details.tsx | 269 |
1 files changed, 186 insertions, 83 deletions
diff --git a/packages/instant/src/components/order_details.tsx b/packages/instant/src/components/order_details.tsx index 5fc956e1c..4db20b13e 100644 --- a/packages/instant/src/components/order_details.tsx +++ b/packages/instant/src/components/order_details.tsx @@ -4,124 +4,227 @@ import * as _ from 'lodash'; import * as React from 'react'; import { oc } from 'ts-optchain'; -import { BIG_NUMBER_ZERO } from '../constants'; +import { BIG_NUMBER_ZERO, DEFAULT_UNKOWN_ASSET_NAME } from '../constants'; import { ColorOption } from '../style/theme'; +import { BaseCurrency } from '../types'; import { format } from '../util/format'; import { AmountPlaceholder } from './amount_placeholder'; +import { SectionHeader } from './section_header'; import { Container } from './ui/container'; import { Flex } from './ui/flex'; -import { Text } from './ui/text'; +import { Text, TextProps } from './ui/text'; export interface OrderDetailsProps { buyQuoteInfo?: BuyQuoteInfo; selectedAssetUnitAmount?: BigNumber; ethUsdPrice?: BigNumber; isLoading: boolean; + assetName?: string; + baseCurrency: BaseCurrency; + onBaseCurrencySwitchEth: () => void; + onBaseCurrencySwitchUsd: () => void; } -export class OrderDetails extends React.Component<OrderDetailsProps> { +export class OrderDetails extends React.PureComponent<OrderDetailsProps> { public render(): React.ReactNode { - const { buyQuoteInfo, ethUsdPrice, selectedAssetUnitAmount } = this.props; - const buyQuoteAccessor = oc(buyQuoteInfo); - const assetEthBaseUnitAmount = buyQuoteAccessor.assetEthAmount(); - const feeEthBaseUnitAmount = buyQuoteAccessor.feeEthAmount(); - const totalEthBaseUnitAmount = buyQuoteAccessor.totalEthAmount(); - const pricePerTokenEth = - !_.isUndefined(assetEthBaseUnitAmount) && - !_.isUndefined(selectedAssetUnitAmount) && - !selectedAssetUnitAmount.eq(BIG_NUMBER_ZERO) - ? assetEthBaseUnitAmount.div(selectedAssetUnitAmount).ceil() - : undefined; + const shouldShowUsdError = this.props.baseCurrency === BaseCurrency.USD && this._hadErrorFetchingUsdPrice(); return ( - <Container padding="20px" width="100%" flexGrow={1}> - <Container marginBottom="10px"> - <Text - letterSpacing="1px" - fontColor={ColorOption.primaryColor} - fontWeight={600} - textTransform="uppercase" - fontSize="14px" - > - Order Details - </Text> - </Container> - <EthAmountRow - rowLabel="Token Price" - ethAmount={pricePerTokenEth} - ethUsdPrice={ethUsdPrice} - isLoading={this.props.isLoading} + <Container width="100%" flexGrow={1} padding="20px 20px 0px 20px"> + <Container marginBottom="10px">{this._renderHeader()}</Container> + {shouldShowUsdError ? this._renderErrorFetchingUsdPrice() : this._renderRows()} + </Container> + ); + } + + private _renderRows(): React.ReactNode { + const { buyQuoteInfo } = this.props; + return ( + <React.Fragment> + <OrderDetailsRow + labelText={this._assetAmountLabel()} + primaryValue={this._displayAmountOrPlaceholder(buyQuoteInfo && buyQuoteInfo.assetEthAmount)} /> - <EthAmountRow - rowLabel="Fee" - ethAmount={feeEthBaseUnitAmount} - ethUsdPrice={ethUsdPrice} - isLoading={this.props.isLoading} + <OrderDetailsRow + labelText="Fee" + primaryValue={this._displayAmountOrPlaceholder(buyQuoteInfo && buyQuoteInfo.feeEthAmount)} /> - <EthAmountRow - rowLabel="Total Cost" - ethAmount={totalEthBaseUnitAmount} - ethUsdPrice={ethUsdPrice} - shouldEmphasize={true} - isLoading={this.props.isLoading} + <OrderDetailsRow + labelText="Total Cost" + isLabelBold={true} + primaryValue={this._displayAmountOrPlaceholder(buyQuoteInfo && buyQuoteInfo.totalEthAmount)} + isPrimaryValueBold={true} + secondaryValue={this._totalCostSecondaryValue()} /> - </Container> + </React.Fragment> ); } -} -export interface EthAmountRowProps { - rowLabel: string; - ethAmount?: BigNumber; - isEthAmountInBaseUnits?: boolean; - ethUsdPrice?: BigNumber; - shouldEmphasize?: boolean; - isLoading: boolean; + private _renderErrorFetchingUsdPrice(): React.ReactNode { + return ( + <Text> + There was an error fetching the USD price. + <Text + onClick={this.props.onBaseCurrencySwitchEth} + fontWeight={700} + fontColor={ColorOption.primaryColor} + > + Click here + </Text> + {' to view ETH prices'} + </Text> + ); + } + + private _hadErrorFetchingUsdPrice(): boolean { + return this.props.ethUsdPrice ? this.props.ethUsdPrice.equals(BIG_NUMBER_ZERO) : false; + } + + private _totalCostSecondaryValue(): React.ReactNode { + const secondaryCurrency = this.props.baseCurrency === BaseCurrency.USD ? BaseCurrency.ETH : BaseCurrency.USD; + + const canDisplayCurrency = + secondaryCurrency === BaseCurrency.ETH || + (secondaryCurrency === BaseCurrency.USD && this.props.ethUsdPrice && !this._hadErrorFetchingUsdPrice()); + + if (this.props.buyQuoteInfo && canDisplayCurrency) { + return this._displayAmount(secondaryCurrency, this.props.buyQuoteInfo.totalEthAmount); + } else { + return undefined; + } + } + + private _displayAmountOrPlaceholder(weiAmount?: BigNumber): React.ReactNode { + const { baseCurrency, isLoading } = this.props; + + if (_.isUndefined(weiAmount)) { + return ( + <Container opacity={0.5}> + <AmountPlaceholder color={ColorOption.lightGrey} isPulsating={isLoading} /> + </Container> + ); + } + + return this._displayAmount(baseCurrency, weiAmount); + } + + private _displayAmount(currency: BaseCurrency, weiAmount: BigNumber): React.ReactNode { + switch (currency) { + case BaseCurrency.USD: + return format.ethBaseUnitAmountInUsd(weiAmount, this.props.ethUsdPrice, 2, ''); + case BaseCurrency.ETH: + return format.ethBaseUnitAmount(weiAmount, 4, ''); + } + } + + private _assetAmountLabel(): React.ReactNode { + const { assetName, baseCurrency } = this.props; + const numTokens = this.props.selectedAssetUnitAmount; + + // Display as 0 if we have a selected asset + const displayNumTokens = + assetName && assetName !== DEFAULT_UNKOWN_ASSET_NAME && _.isUndefined(numTokens) + ? new BigNumber(0) + : numTokens; + if (!_.isUndefined(displayNumTokens)) { + let numTokensWithSymbol: React.ReactNode = displayNumTokens.toString(); + if (assetName) { + numTokensWithSymbol += ` ${assetName}`; + } + const pricePerTokenWei = this._pricePerTokenWei(); + if (pricePerTokenWei) { + const atPriceDisplay = ( + <Text fontColor={ColorOption.lightGrey}> + @ {this._displayAmount(baseCurrency, pricePerTokenWei)} + </Text> + ); + numTokensWithSymbol = ( + <React.Fragment> + {numTokensWithSymbol} {atPriceDisplay} + </React.Fragment> + ); + } + return numTokensWithSymbol; + } + return 'Token Amount'; + } + + private _pricePerTokenWei(): BigNumber | undefined { + const buyQuoteAccessor = oc(this.props.buyQuoteInfo); + const assetTotalInWei = buyQuoteAccessor.assetEthAmount(); + const selectedAssetUnitAmount = this.props.selectedAssetUnitAmount; + return !_.isUndefined(assetTotalInWei) && + !_.isUndefined(selectedAssetUnitAmount) && + !selectedAssetUnitAmount.eq(BIG_NUMBER_ZERO) + ? assetTotalInWei.div(selectedAssetUnitAmount).ceil() + : undefined; + } + + private _baseCurrencyChoice(choice: BaseCurrency): React.ReactNode { + const onClick = + choice === BaseCurrency.ETH ? this.props.onBaseCurrencySwitchEth : this.props.onBaseCurrencySwitchUsd; + const isSelected = this.props.baseCurrency === choice; + + const textStyle: TextProps = { onClick, fontSize: '12px' }; + if (isSelected) { + textStyle.fontColor = ColorOption.primaryColor; + textStyle.fontWeight = 700; + } else { + textStyle.fontColor = ColorOption.lightGrey; + } + return <Text {...textStyle}>{choice}</Text>; + } + + private _renderHeader(): React.ReactNode { + return ( + <Flex justify="space-between"> + <SectionHeader>Order Details</SectionHeader> + <Container> + {this._baseCurrencyChoice(BaseCurrency.ETH)} + <Container marginLeft="5px" marginRight="5px" display="inline"> + <Text fontSize="12px" fontColor={ColorOption.feintGrey}> + / + </Text> + </Container> + {this._baseCurrencyChoice(BaseCurrency.USD)} + </Container> + </Flex> + ); + } } -export class EthAmountRow extends React.Component<EthAmountRowProps> { - public static defaultProps = { - shouldEmphasize: false, - isEthAmountInBaseUnits: true, - }; +export interface OrderDetailsRowProps { + labelText: React.ReactNode; + isLabelBold?: boolean; + isPrimaryValueBold?: boolean; + primaryValue: React.ReactNode; + secondaryValue?: React.ReactNode; +} +export class OrderDetailsRow extends React.PureComponent<OrderDetailsRowProps, {}> { public render(): React.ReactNode { - const { rowLabel, ethAmount, isEthAmountInBaseUnits, shouldEmphasize, isLoading } = this.props; - - const fontWeight = shouldEmphasize ? 700 : 400; - const ethFormatter = isEthAmountInBaseUnits ? format.ethBaseUnitAmount : format.ethUnitAmount; return ( <Container padding="10px 0px" borderTop="1px dashed" borderColor={ColorOption.feintGrey}> <Flex justify="space-between"> - <Text fontWeight={fontWeight} fontColor={ColorOption.grey}> - {rowLabel} + <Text fontWeight={this.props.isLabelBold ? 700 : 400} fontColor={ColorOption.grey}> + {this.props.labelText} </Text> - <Container> - {this._renderUsdSection()} - <Text fontWeight={fontWeight} fontColor={ColorOption.grey}> - {ethFormatter( - ethAmount, - 4, - <Container opacity={0.5}> - <AmountPlaceholder color={ColorOption.lightGrey} isPulsating={isLoading} /> - </Container>, - )} - </Text> - </Container> + <Container>{this._renderValues()}</Container> </Flex> </Container> ); } - private _renderUsdSection(): React.ReactNode { - const usdFormatter = this.props.isEthAmountInBaseUnits - ? format.ethBaseUnitAmountInUsd - : format.ethUnitAmountInUsd; - const shouldHideUsdPriceSection = _.isUndefined(this.props.ethUsdPrice) || _.isUndefined(this.props.ethAmount); - return shouldHideUsdPriceSection ? null : ( + + private _renderValues(): React.ReactNode { + const secondaryValueNode: React.ReactNode = this.props.secondaryValue && ( <Container marginRight="3px" display="inline-block"> - <Text fontColor={ColorOption.lightGrey}> - ({usdFormatter(this.props.ethAmount, this.props.ethUsdPrice)}) - </Text> + <Text fontColor={ColorOption.lightGrey}>({this.props.secondaryValue})</Text> </Container> ); + return ( + <React.Fragment> + {secondaryValueNode} + <Text fontWeight={this.props.isPrimaryValueBold ? 700 : 400}>{this.props.primaryValue}</Text> + </React.Fragment> + ); } } |