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authorfragosti <francesco.agosti93@gmail.com>2018-11-30 10:42:25 +0800
committerfragosti <francesco.agosti93@gmail.com>2018-11-30 10:42:25 +0800
commitf1354632a1a2915159f6d662f90b68fe8c3bab38 (patch)
tree4e57ab37fb4622520b5ca94f5a9f60ef91dbba8d /packages/website/ts/pages
parent7fe27e903b9c66b6b0ac18be5ae1ae565f206cf4 (diff)
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feat: implement available token fetching
Diffstat (limited to 'packages/website/ts/pages')
-rw-r--r--packages/website/ts/pages/instant/config_generator.tsx107
1 files changed, 105 insertions, 2 deletions
diff --git a/packages/website/ts/pages/instant/config_generator.tsx b/packages/website/ts/pages/instant/config_generator.tsx
index 0dac0f9ec..cd215bc61 100644
--- a/packages/website/ts/pages/instant/config_generator.tsx
+++ b/packages/website/ts/pages/instant/config_generator.tsx
@@ -1,10 +1,19 @@
+import { StandardRelayerAPIOrderProvider } from '@0x/asset-buyer';
+import { getContractAddressesForNetworkOrThrow } from '@0x/contract-addresses';
+import { assetDataUtils } from '@0x/order-utils';
+import { ObjectMap } from '@0x/types';
import * as _ from 'lodash';
import * as React from 'react';
import { Container } from 'ts/components/ui/container';
+import { MultiSelect } from 'ts/components/ui/multi_select';
import { Select, SelectItemConfig } from 'ts/components/ui/select';
+import { Spinner } from 'ts/components/ui/spinner';
import { Text } from 'ts/components/ui/text';
import { colors } from 'ts/style/colors';
+import { WebsiteBackendTokenInfo } from 'ts/types';
+import { backendClient } from 'ts/utils/backend_client';
+import { constants } from 'ts/utils/constants';
import { ZeroExInstantBaseConfig } from '../../../../instant/src/types';
@@ -13,17 +22,41 @@ export interface ConfigGeneratorProps {
onConfigChange: (config: ZeroExInstantBaseConfig) => void;
}
+export interface ConfigGeneratorState {
+ isLoadingAvailableTokens: boolean;
+ // Address to token info
+ allKnownTokens: ObjectMap<WebsiteBackendTokenInfo>;
+ availableTokens?: WebsiteBackendTokenInfo[];
+}
+
const SRA_ENDPOINTS = ['https://api.radarrelay.com/0x/v2/', 'https://api.openrelay.xyz/v2/'];
export class ConfigGenerator extends React.Component<ConfigGeneratorProps> {
+ public state: ConfigGeneratorState = {
+ isLoadingAvailableTokens: true,
+ allKnownTokens: {},
+ };
+ public componentDidMount(): void {
+ this._setAllKnownTokens(this._setAvailableAssetsFromOrderProvider);
+ }
+ public componentDidUpdate(prevProps: ConfigGeneratorProps): void {
+ if (prevProps.value.orderSource !== this.props.value.orderSource) {
+ this._setAvailableAssetsFromOrderProvider();
+ }
+ }
public render(): React.ReactNode {
const { value } = this.props;
+ if (!_.isString(value.orderSource)) {
+ throw new Error('ConfigGenerator component only supports string values as an orderSource.');
+ }
return (
<Container>
<ConfigGeneratorSection title="Standard Relayer API Endpoint">
- <Select value={value.orderSource as string} items={this._generateItems()} />
+ <Select value={value.orderSource} items={this._generateItems()} />
+ </ConfigGeneratorSection>
+ <ConfigGeneratorSection title="What tokens can users buy?">
+ {this._renderTokenMultiSelectOrSpinner()}
</ConfigGeneratorSection>
- <ConfigGeneratorSection title="What tokens can users buy?">BLAH</ConfigGeneratorSection>
</Container>
);
}
@@ -40,6 +73,76 @@ export class ConfigGenerator extends React.Component<ConfigGeneratorProps> {
};
this.props.onConfigChange(newConfig);
};
+ private readonly _handleTokenClick = (assetData: string) => {
+ const { value } = this.props;
+ let newAvailableAssetDatas = [];
+ if (_.includes(value.availableAssetDatas, assetData)) {
+ // Add it
+ newAvailableAssetDatas = [...value.availableAssetDatas, assetData];
+ } else {
+ // Remove it
+ newAvailableAssetDatas = _.remove(value.availableAssetDatas, assetData);
+ }
+ const newConfig = {
+ ...this.props.value,
+ availableAssetDatas: newAvailableAssetDatas,
+ };
+ this.props.onConfigChange(newConfig);
+ };
+ private _setAllKnownTokens = async (callback: () => void): Promise<void> => {
+ const tokenInfos = await backendClient.getTokenInfosAsync();
+ const allKnownTokens = _.reduce(
+ tokenInfos,
+ (acc, tokenInfo) => {
+ acc[tokenInfo.address] = tokenInfo;
+ return acc;
+ },
+ {} as ObjectMap<WebsiteBackendTokenInfo>,
+ );
+ this.setState({ allKnownTokens }, callback);
+ };
+ private _setAvailableAssetsFromOrderProvider = async (): Promise<void> => {
+ const { value } = this.props;
+ if (!_.isUndefined(value.orderSource) && _.isString(value.orderSource)) {
+ this.setState({ isLoadingAvailableTokens: true });
+ const networkId = constants.NETWORK_ID_MAINNET;
+ const sraOrderProvider = new StandardRelayerAPIOrderProvider(value.orderSource, networkId);
+ const etherTokenAddress = getContractAddressesForNetworkOrThrow(networkId).etherToken;
+ const etherTokenAssetData = assetDataUtils.encodeERC20AssetData(etherTokenAddress);
+ const assetDatas = await sraOrderProvider.getAvailableMakerAssetDatasAsync(etherTokenAssetData);
+ const availableTokens = _.compact(
+ _.map(assetDatas, assetData => {
+ const address = assetDataUtils.decodeAssetDataOrThrow(assetData).tokenAddress;
+ return this.state.allKnownTokens[address];
+ }),
+ );
+ this.setState({ availableTokens, isLoadingAvailableTokens: false });
+ }
+ };
+ private _renderTokenMultiSelectOrSpinner = (): React.ReactNode => {
+ const { value } = this.props;
+ const { availableTokens, isLoadingAvailableTokens } = this.state;
+ if (isLoadingAvailableTokens) {
+ return (
+ <Container className="flex items-center">
+ <Spinner />
+ </Container>
+ );
+ }
+ const items = _.map(availableTokens, token => {
+ const assetData = assetDataUtils.encodeERC20AssetData(token.address);
+ return {
+ value: assetDataUtils.encodeERC20AssetData(token.address),
+ displayText: (
+ <Text>
+ <b>{token.symbol}</b> - {token.name}
+ </Text>
+ ),
+ onClick: this._handleTokenClick.bind(this, assetData),
+ };
+ });
+ return <MultiSelect items={items} selectedValues={value.availableAssetDatas || []} />;
+ };
}
export interface ConfigGeneratorSectionProps {