import * as _ from 'lodash';
import * as React from 'react';
import { BigNumber } from '@0xproject/utils';
import { Blockchain } from 'ts/blockchain';
import { OnboardingFlow, Step } from 'ts/components/onboarding/onboarding_flow';
import { ProviderType, Token, TokenByAddress, TokenStateByAddress } from 'ts/types';
import { utils } from 'ts/utils/utils';
import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
export interface PortalOnboardingFlowProps {
blockchain: Blockchain;
stepIndex: number;
isRunning: boolean;
userAddress: string;
hasBeenSeen: boolean;
providerType: ProviderType;
injectedProviderName: string;
blockchainIsLoaded: boolean;
userEtherBalanceInWei?: BigNumber;
tokenByAddress: TokenByAddress;
trackedTokenStateByAddress: TokenStateByAddress;
updateIsRunning: (isRunning: boolean) => void;
updateOnboardingStep: (stepIndex: number) => void;
refetchTokenStateAsync: (tokenAddress: string) => Promise<void>;
}
export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowProps> {
public componentDidMount(): void {
this._overrideOnboardingStateIfShould();
}
public componentDidUpdate(): void {
this._overrideOnboardingStateIfShould();
}
public render(): React.ReactNode {
return (
<OnboardingFlow
steps={this._getSteps()}
stepIndex={this.props.stepIndex}
isRunning={this.props.isRunning}
onClose={this.props.updateIsRunning.bind(this, false)}
updateOnboardingStep={this.props.updateOnboardingStep}
/>
);
}
private _getSteps(): Step[] {
const steps: Step[] = [
{
target: '.wallet',
content:
'Before you begin, you need to connect to a wallet. This will be used across all 0x relayers and dApps',
placement: 'right',
hideBackButton: true,
hideNextButton: true,
},
{
target: '.wallet',
content: 'Unlock your metamask extension to begin',
placement: 'right',
hideBackButton: true,
hideNextButton: true,
},
{
target: '.wallet',
content:
'In order to start trading on any 0x relayer in the 0x ecosystem, you need to complete two simple steps',
placement: 'right',
hideBackButton: true,
continueButtonDisplay: 'enabled',
},
{
target: '.eth-row',
content: 'Before you begin you will need to send some ETH to your metamask wallet',
placement: 'right',
continueButtonDisplay: this._userHasVisibleEth() ? 'enabled' : 'disabled',
},
{
target: '.weth-row',
content: 'You need to convert some of your ETH into tradeable Wrapped ETH (WETH)',
placement: 'right',
continueButtonDisplay: this._userHasVisibleWeth() ? 'enabled' : 'disabled',
},
{
target: '.weth-row',
// content: <div> Unlock your tokens for trading. You only need to do this once for each token. {this._renderEthAllowanceToggle()}</div>,
content: 'blah',
placement: 'right',
continueButtonDisplay: 'disabled',
},
];
return steps;
}
private _isAddressAvailable(): boolean {
return !_.isEmpty(this.props.userAddress);
}
private _userHasVisibleEth(): boolean {
return this.props.userEtherBalanceInWei > new BigNumber(0);
}
private _userHasVisibleWeth(): boolean {
const ethToken = utils.getEthToken(this.props.tokenByAddress);
if (!ethToken) {
return false;
}
const wethTokenState = this.props.trackedTokenStateByAddress[ethToken.address];
return wethTokenState.balance > new BigNumber(0);
}
private _overrideOnboardingStateIfShould(): void {
this._autoStartOnboardingIfShould();
this._adjustStepIfShould();
}
private _adjustStepIfShould(): void {
if (this._isAddressAvailable()) {
if (this.props.stepIndex < 2) {
this.props.updateOnboardingStep(2);
}
return;
}
const isExternallyInjected = utils.isExternallyInjected(
this.props.providerType,
this.props.injectedProviderName,
);
if (isExternallyInjected) {
this.props.updateOnboardingStep(1);
return;
}
this.props.updateOnboardingStep(0);
}
private _autoStartOnboardingIfShould(): void {
if (!this.props.isRunning && !this.props.hasBeenSeen && this.props.blockchainIsLoaded) {
this.props.updateIsRunning(true);
}
}
private _renderZrxAllowanceToggle(): React.ReactNode {
const zrxToken = utils.getZrxToken(this.props.tokenByAddress)
return this._renderAllowanceToggle(zrxToken);
}
private _renderEthAllowanceToggle(): React.ReactNode {
const ethToken = utils.getEthToken(this.props.tokenByAddress);
return this._renderAllowanceToggle(ethToken);
}
private _renderAllowanceToggle(token: Token): React.ReactNode {
if (!token) {
return null;
}
const tokenState = this.props.trackedTokenStateByAddress[token.address];
return (
<AllowanceToggle
token={token}
tokenState={tokenState}
blockchain={this.props.blockchain}
refetchTokenStateAsync={this.props.refetchTokenStateAsync}
/>
);
}
}