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import { AssetBuyer } from '@0x/asset-buyer';
import { ObjectMap, SignedOrder } from '@0x/types';
import * as _ from 'lodash';
import * as React from 'react';
import { Provider } from 'react-redux';
import { SelectedAssetThemeProvider } from '../containers/selected_asset_theme_provider';
import { asyncData } from '../redux/async_data';
import { INITIAL_STATE, State } from '../redux/reducer';
import { store, Store } from '../redux/store';
import { fonts } from '../style/fonts';
import { AssetMetaData, Network } from '../types';
import { assetUtils } from '../util/asset';
import { errorUtil } from '../util/error';
import { getProvider } from '../util/provider';
import { web3Wrapper } from '../util/web3_wrapper';
import { ZeroExInstantContainer } from './zero_ex_instant_container';
fonts.include();
export type ZeroExInstantProps = ZeroExInstantRequiredProps & Partial<ZeroExInstantOptionalProps>;
export interface ZeroExInstantRequiredProps {
// TODO: Change API when we allow the selection of different assetDatas
assetData: string;
liquiditySource: string | SignedOrder[];
}
export interface ZeroExInstantOptionalProps {
additionalAssetMetaDataMap: ObjectMap<AssetMetaData>;
network: Network;
}
export class ZeroExInstant extends React.Component<ZeroExInstantProps> {
private readonly _store: Store;
private static _mergeInitialStateWithProps(props: ZeroExInstantProps, state: State = INITIAL_STATE): State {
// Create merged object such that properties in props override default settings
const optionalPropsWithDefaults: ZeroExInstantOptionalProps = {
additionalAssetMetaDataMap: props.additionalAssetMetaDataMap || {},
network: props.network || state.network,
};
const { network } = optionalPropsWithDefaults;
// TODO: Provider needs to not be hard-coded to injected web3.
const provider = getProvider();
const assetBuyerOptions = {
networkId: network,
};
let assetBuyer;
if (_.isString(props.liquiditySource)) {
assetBuyer = AssetBuyer.getAssetBuyerForStandardRelayerAPIUrl(
provider,
props.liquiditySource,
assetBuyerOptions,
);
} else {
assetBuyer = AssetBuyer.getAssetBuyerForProvidedOrders(provider, props.liquiditySource, assetBuyerOptions);
}
const completeAssetMetaDataMap = {
...props.additionalAssetMetaDataMap,
...state.assetMetaDataMap,
};
const storeStateFromProps: State = {
...state,
assetBuyer,
network,
selectedAsset: assetUtils.createAssetFromAssetData(props.assetData, completeAssetMetaDataMap, network),
assetMetaDataMap: completeAssetMetaDataMap,
};
return storeStateFromProps;
}
constructor(props: ZeroExInstantProps) {
super(props);
const initialAppState = ZeroExInstant._mergeInitialStateWithProps(this.props, INITIAL_STATE);
this._store = store.create(initialAppState);
}
public componentDidMount(): void {
// tslint:disable-next-line:no-floating-promises
asyncData.fetchAndDispatchToStore(this._store);
// tslint:disable-next-line:no-floating-promises
this._flashErrorIfWrongNetwork(this._store.getState().network);
}
public render(): React.ReactNode {
return (
<Provider store={this._store}>
<SelectedAssetThemeProvider>
<ZeroExInstantContainer />
</SelectedAssetThemeProvider>
</Provider>
);
}
private readonly _flashErrorIfWrongNetwork = async (network: Network): Promise<void> => {
const msToShowError = 30000; // 30 seconds
const networkOfProvider = await web3Wrapper.getNetworkIdAsync();
if (network !== networkOfProvider) {
const errorMessage = `Wrong network detected. Try switching to ${Network[network]}.`;
errorUtil.errorFlasher.flashNewError(this._store.dispatch, errorMessage, msToShowError);
}
};
}
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