Implement WETH step logic for continue

packages/website/ts/components/onboarding/portal_onboarding_flow.tsx

@@ -3,7 +3,7 @@ import * as React from 'react';
 
 import { BigNumber } from '@0xproject/utils';
 import { OnboardingFlow, Step } from 'ts/components/onboarding/onboarding_flow';
-import { ProviderType, TokenByAddress } from 'ts/types';
+import { ProviderType, TokenByAddress, TokenStateByAddress } from 'ts/types';
 import { utils } from 'ts/utils/utils';
 
 export interface PortalOnboardingFlowProps {
@@ -16,6 +16,7 @@ export interface PortalOnboardingFlowProps {
     blockchainIsLoaded: boolean;
     userEtherBalanceInWei?: BigNumber;
     tokenByAddress: TokenByAddress;
+    trackedTokenStateByAddress: TokenStateByAddress;
     updateIsRunning: (isRunning: boolean) => void;
     updateOnboardingStep: (stepIndex: number) => void;
 }
@@ -89,8 +90,12 @@ export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowPr
     }
 
     private _userHasWeth(): boolean {
-        // TODO: https://app.asana.com/0/681385331277907/690722374136933
-        return false;
+        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 {

packages/website/ts/components/portal/portal.tsx

@@ -233,7 +233,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 : TokenVisibility.TRACKED;
         return (
             <div style={styles.root}>
-                <PortalOnboardingFlow />
+                <PortalOnboardingFlow trackedTokenStateByAddress={this.state.trackedTokenStateByAddress} />
                 <DocumentTitle title="0x Portal DApp" />
                 <TopBar
                     userAddress={this.props.userAddress}

packages/website/ts/containers/portal_onboarding_flow.ts

@@ -2,12 +2,14 @@ import { BigNumber } from '@0xproject/utils';
 import * as React from 'react';
 import { connect } from 'react-redux';
 import { Dispatch } from 'redux';
-import { ActionTypes, ProviderType, TokenByAddress } from 'ts/types';
+import { ActionTypes, ProviderType, TokenByAddress, TokenStateByAddress } from 'ts/types';
 
 import { PortalOnboardingFlow as PortalOnboardingFlowComponent } from 'ts/components/onboarding/portal_onboarding_flow';
 import { State } from 'ts/redux/reducer';
 
-interface PortalOnboardingFlowProps {}
+interface PortalOnboardingFlowProps {
+    trackedTokenStateByAddress: TokenStateByAddress;
+}
 
 interface ConnectedState {
     stepIndex: number;
@@ -26,7 +28,7 @@ interface ConnectedDispatch {
     updateOnboardingStep: (stepIndex: number) => void;
 }
 
-const mapStateToProps = (state: State): ConnectedState => ({
+const mapStateToProps = (state: State, ownProps: PortalOnboardingFlowProps): ConnectedState => ({
     stepIndex: state.portalOnboardingStep,
     isRunning: state.isPortalOnboardingShowing,
     userAddress: state.userAddress,