Merge branch 'development' of https://github.com/0xProject/0x-monorepo into feature/sra/add-sra-package

18 files changed, 466 insertions, 252 deletions

diff --git a/packages/website/ts/components/inputs/allowance_state_toggle.tsx b/packages/website/ts/components/inputs/allowance_state_toggle.tsx
new file mode 100644
index 000000000..39d2e3030
--- /dev/null
+++ b/packages/website/ts/components/inputs/allowance_state_toggle.tsx
@@ -0,0 +1,160 @@
+import { colors } from '@0xproject/react-shared';
+import { BigNumber, logUtils } from '@0xproject/utils';
+import * as _ from 'lodash';
+import * as React from 'react';
+import ReactTooltip = require('react-tooltip');
+import { Blockchain } from 'ts/blockchain';
+import { AllowanceState, AllowanceStateView } from 'ts/components/ui/allowance_state_view';
+import { Container } from 'ts/components/ui/container';
+import { PointerDirection } from 'ts/components/ui/pointer';
+import { Text } from 'ts/components/ui/text';
+import { Dispatcher } from 'ts/redux/dispatcher';
+import { BalanceErrs, Token, TokenState } from 'ts/types';
+import { analytics } from 'ts/utils/analytics';
+import { errorReporter } from 'ts/utils/error_reporter';
+import { utils } from 'ts/utils/utils';
+
+export interface AllowanceStateToggleProps {
+    networkId: number;
+    blockchain: Blockchain;
+    dispatcher: Dispatcher;
+    token: Token;
+    tokenState: TokenState;
+    userAddress: string;
+    onErrorOccurred?: (errType: BalanceErrs) => void;
+    refetchTokenStateAsync: () => Promise<void>;
+    tooltipDirection?: PointerDirection;
+}
+
+export interface AllowanceStateToggleState {
+    allowanceState: AllowanceState;
+    prevTokenState: TokenState;
+    loadingMessage?: string;
+}
+
+const DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS = new BigNumber(2).pow(256).minus(1);
+
+export class AllowanceStateToggle extends React.Component<AllowanceStateToggleProps, AllowanceStateToggleState> {
+    public static defaultProps = {
+        onErrorOccurred: _.noop.bind(_),
+        tooltipDirection: PointerDirection.Right,
+    };
+    private static _getAllowanceState(tokenState: TokenState): AllowanceState {
+        if (!tokenState.isLoaded) {
+            return AllowanceState.Loading;
+        }
+        if (tokenState.allowance.gt(0)) {
+            return AllowanceState.Unlocked;
+        }
+        return AllowanceState.Locked;
+    }
+    constructor(props: AllowanceStateToggleProps) {
+        super(props);
+        const tokenState = props.tokenState;
+        this.state = {
+            allowanceState: AllowanceStateToggle._getAllowanceState(tokenState),
+            prevTokenState: tokenState,
+        };
+    }
+
+    public render(): React.ReactNode {
+        const tooltipId = `tooltip-id-${this.props.token.symbol}`;
+        return (
+            <Container cursor="pointer">
+                <ReactTooltip id={tooltipId} effect="solid" offset={{ top: 3 }}>
+                    {this._getTooltipContent()}
+                </ReactTooltip>
+                <div
+                    data-tip={true}
+                    data-for={tooltipId}
+                    data-place={this.props.tooltipDirection}
+                    onClick={this._onToggleAllowanceAsync.bind(this)}
+                >
+                    <AllowanceStateView allowanceState={this.state.allowanceState} />
+                </div>
+            </Container>
+        );
+    }
+    public componentWillReceiveProps(nextProps: AllowanceStateToggleProps): void {
+        const nextTokenState = nextProps.tokenState;
+        const prevTokenState = this.state.prevTokenState;
+        if (
+            !nextTokenState.allowance.eq(prevTokenState.allowance) ||
+            nextTokenState.isLoaded !== prevTokenState.isLoaded
+        ) {
+            const tokenState = nextProps.tokenState;
+            this.setState({
+                prevTokenState: tokenState,
+                allowanceState: AllowanceStateToggle._getAllowanceState(nextTokenState),
+            });
+        }
+    }
+    private _getTooltipContent(): React.ReactNode {
+        const symbol = this.props.token.symbol;
+        switch (this.state.allowanceState) {
+            case AllowanceState.Loading:
+                return (
+                    <Text noWrap={true} fontColor={colors.white}>
+                        {this.state.loadingMessage || 'Loading...'}
+                    </Text>
+                );
+            case AllowanceState.Locked:
+                return (
+                    <Text noWrap={true} fontColor={colors.white}>
+                        Click to enable <b>{symbol}</b> for trading
+                    </Text>
+                );
+            case AllowanceState.Unlocked:
+                return (
+                    <Text noWrap={true} fontColor={colors.white}>
+                        <b>{symbol}</b> is available for trading
+                    </Text>
+                );
+            default:
+                return null;
+        }
+    }
+    private async _onToggleAllowanceAsync(): Promise<void> {
+        // Close all tooltips
+        ReactTooltip.hide();
+        if (this.props.userAddress === '') {
+            this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
+            return;
+        }
+
+        let newAllowanceAmountInBaseUnits = new BigNumber(0);
+        if (!this._isAllowanceSet()) {
+            newAllowanceAmountInBaseUnits = DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS;
+        }
+        const isUnlockingToken = newAllowanceAmountInBaseUnits.gt(0);
+        this.setState({
+            allowanceState: AllowanceState.Loading,
+            loadingMessage: `${isUnlockingToken ? 'Unlocking' : 'Locking'} ${this.props.token.symbol}`,
+        });
+        const logData = {
+            tokenSymbol: this.props.token.symbol,
+            newAllowance: newAllowanceAmountInBaseUnits.toNumber(),
+        };
+        try {
+            await this.props.blockchain.setProxyAllowanceAsync(this.props.token, newAllowanceAmountInBaseUnits);
+            analytics.track('Set Allowances Success', logData);
+            await this.props.refetchTokenStateAsync();
+        } catch (err) {
+            analytics.track('Set Allowance Failure', logData);
+            this.setState({
+                allowanceState: AllowanceStateToggle._getAllowanceState(this.state.prevTokenState),
+            });
+            const errMsg = `${err}`;
+            if (utils.didUserDenyWeb3Request(errMsg)) {
+                return;
+            }
+            logUtils.log(`Unexpected error encountered: ${err}`);
+            logUtils.log(err.stack);
+            this.props.onErrorOccurred(BalanceErrs.allowanceSettingFailed);
+            errorReporter.report(err);
+        }
+    }
+    private _isAllowanceSet(): boolean {
+        return !this.props.tokenState.allowance.eq(0);
+    }
+}
diff --git a/packages/website/ts/components/inputs/allowance_toggle.tsx b/packages/website/ts/components/inputs/allowance_toggle.tsx
deleted file mode 100644
index 05dce134a..000000000
--- a/packages/website/ts/components/inputs/allowance_toggle.tsx
+++ /dev/null
@@ -1,140 +0,0 @@
-import { Styles } from '@0xproject/react-shared';
-import { BigNumber, logUtils } from '@0xproject/utils';
-import * as _ from 'lodash';
-import Toggle from 'material-ui/Toggle';
-import * as React from 'react';
-import { Blockchain } from 'ts/blockchain';
-import { Dispatcher } from 'ts/redux/dispatcher';
-import { colors } from 'ts/style/colors';
-import { BalanceErrs, Token, TokenState } from 'ts/types';
-import { analytics } from 'ts/utils/analytics';
-import { errorReporter } from 'ts/utils/error_reporter';
-import { utils } from 'ts/utils/utils';
-
-const DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS = new BigNumber(2).pow(256).minus(1);
-
-interface AllowanceToggleProps {
-    networkId: number;
-    blockchain: Blockchain;
-    dispatcher: Dispatcher;
-    token: Token;
-    tokenState: TokenState;
-    userAddress: string;
-    isDisabled?: boolean;
-    onErrorOccurred?: (errType: BalanceErrs) => void;
-    refetchTokenStateAsync: () => Promise<void>;
-}
-
-interface AllowanceToggleState {
-    isSpinnerVisible: boolean;
-    prevAllowance: BigNumber;
-}
-
-const styles: Styles = {
-    baseThumbStyle: {
-        height: 10,
-        width: 10,
-        top: 6,
-        backgroundColor: colors.white,
-        boxShadow: `0px 0px 0px ${colors.allowanceToggleShadow}`,
-    },
-    offThumbStyle: {
-        left: 4,
-    },
-    onThumbStyle: {
-        left: 25,
-    },
-    baseTrackStyle: {
-        width: 25,
-    },
-    offTrackStyle: {
-        backgroundColor: colors.grey300,
-    },
-    onTrackStyle: {
-        backgroundColor: colors.mediumBlue,
-    },
-};
-
-export class AllowanceToggle extends React.Component<AllowanceToggleProps, AllowanceToggleState> {
-    public static defaultProps = {
-        onErrorOccurred: _.noop.bind(_),
-        isDisabled: false,
-    };
-    constructor(props: AllowanceToggleProps) {
-        super(props);
-        this.state = {
-            isSpinnerVisible: false,
-            prevAllowance: props.tokenState.allowance,
-        };
-    }
-    public componentWillReceiveProps(nextProps: AllowanceToggleProps): void {
-        if (!nextProps.tokenState.allowance.eq(this.state.prevAllowance)) {
-            this.setState({
-                isSpinnerVisible: false,
-                prevAllowance: nextProps.tokenState.allowance,
-            });
-        }
-    }
-    public render(): React.ReactNode {
-        return (
-            <div className="flex">
-                <div>
-                    <Toggle
-                        disabled={this.state.isSpinnerVisible || this.props.isDisabled}
-                        toggled={this._isAllowanceSet()}
-                        onToggle={this._onToggleAllowanceAsync.bind(this)}
-                        thumbStyle={{ ...styles.baseThumbStyle, ...styles.offThumbStyle }}
-                        thumbSwitchedStyle={{ ...styles.baseThumbStyle, ...styles.onThumbStyle }}
-                        trackStyle={{ ...styles.baseTrackStyle, ...styles.offTrackStyle }}
-                        trackSwitchedStyle={{ ...styles.baseTrackStyle, ...styles.onTrackStyle }}
-                    />
-                </div>
-                {this.state.isSpinnerVisible && (
-                    <div className="pl1" style={{ paddingTop: 3 }}>
-                        <i className="zmdi zmdi-spinner zmdi-hc-spin" />
-                    </div>
-                )}
-            </div>
-        );
-    }
-    private async _onToggleAllowanceAsync(): Promise<void> {
-        if (this.props.userAddress === '') {
-            this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
-            return;
-        }
-
-        this.setState({
-            isSpinnerVisible: true,
-        });
-
-        let newAllowanceAmountInBaseUnits = new BigNumber(0);
-        if (!this._isAllowanceSet()) {
-            newAllowanceAmountInBaseUnits = DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS;
-        }
-        const logData = {
-            tokenSymbol: this.props.token.symbol,
-            newAllowance: newAllowanceAmountInBaseUnits.toNumber(),
-        };
-        try {
-            await this.props.blockchain.setProxyAllowanceAsync(this.props.token, newAllowanceAmountInBaseUnits);
-            analytics.track('Set Allowances Success', logData);
-            await this.props.refetchTokenStateAsync();
-        } catch (err) {
-            analytics.track('Set Allowance Failure', logData);
-            this.setState({
-                isSpinnerVisible: false,
-            });
-            const errMsg = `${err}`;
-            if (utils.didUserDenyWeb3Request(errMsg)) {
-                return;
-            }
-            logUtils.log(`Unexpected error encountered: ${err}`);
-            logUtils.log(err.stack);
-            this.props.onErrorOccurred(BalanceErrs.allowanceSettingFailed);
-            errorReporter.report(err);
-        }
-    }
-    private _isAllowanceSet(): boolean {
-        return !this.props.tokenState.allowance.eq(0);
-    }
-}
diff --git a/packages/website/ts/components/meta_tags.tsx b/packages/website/ts/components/meta_tags.tsx
new file mode 100644
index 000000000..f6c43d23f
--- /dev/null
+++ b/packages/website/ts/components/meta_tags.tsx
@@ -0,0 +1,25 @@
+import * as React from 'react';
+import { Helmet } from 'react-helmet';
+
+export interface MetaTagsProps {
+    title: string;
+    description: string;
+    imgSrc?: string;
+}
+
+export const MetaTags: React.StatelessComponent<MetaTagsProps> = ({ title, description, imgSrc }) => (
+    <Helmet>
+        <title>{title}</title>
+        <meta name="description" content={description} />
+        <meta property="og:title" content={title} />
+        <meta property="og:description" content={description} />
+        <meta property="og:type" content="website" />
+        <meta property="og:image" content={imgSrc} />
+        <meta name="twitter:site" content="@0xproject" />
+        <meta name="twitter:image" content={imgSrc} />
+    </Helmet>
+);
+
+MetaTags.defaultProps = {
+    imgSrc: '/images/og_image.png',
+};
diff --git a/packages/website/ts/components/onboarding/onboarding_tooltip.tsx b/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
index 15d47908d..ff5f0bab6 100644
--- a/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
+++ b/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
@@ -24,7 +24,7 @@ export const OnboardingTooltip: React.StatelessComponent<OnboardingTooltipProps>
     );
 };
 OnboardingTooltip.defaultProps = {
-    pointerDisplay: 'left',
+    pointerDisplay: PointerDirection.Left,
 };
 
 OnboardingTooltip.displayName = 'OnboardingTooltip';
diff --git a/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx b/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
index f395674a1..522687758 100644
--- a/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
+++ b/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
@@ -21,7 +21,7 @@ import {
     WrapEthOnboardingStep2,
     WrapEthOnboardingStep3,
 } from 'ts/components/onboarding/wrap_eth_onboarding_step';
-import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
+import { AllowanceStateToggle } from 'ts/containers/inputs/allowance_state_toggle';
 import { BrowserType, ProviderType, ScreenWidths, Token, TokenByAddress, TokenStateByAddress } from 'ts/types';
 import { analytics } from 'ts/utils/analytics';
 import { utils } from 'ts/utils/utils';
@@ -149,8 +149,8 @@ class PlainPortalOnboardingFlow extends React.Component<PortalOnboardingFlowProp
                 title: 'Step 3: Unlock Tokens',
                 content: (
                     <SetAllowancesOnboardingStep
-                        zrxAllowanceToggle={this._renderZrxAllowanceToggle()}
-                        ethAllowanceToggle={this._renderEthAllowanceToggle()}
+                        zrxAllowanceToggle={this._renderZrxAllowanceStateToggle()}
+                        ethAllowanceToggle={this._renderEthAllowanceStateToggle()}
                         doesUserHaveAllowancesForWethAndZrx={this._doesUserHaveAllowancesForWethAndZrx()}
                     />
                 ),
@@ -243,15 +243,15 @@ class PlainPortalOnboardingFlow extends React.Component<PortalOnboardingFlowProp
             stepIndex: this.props.stepIndex,
         });
     }
-    private _renderZrxAllowanceToggle(): React.ReactNode {
+    private _renderZrxAllowanceStateToggle(): React.ReactNode {
         const zrxToken = utils.getZrxToken(this.props.tokenByAddress);
-        return this._renderAllowanceToggle(zrxToken);
+        return this._renderAllowanceStateToggle(zrxToken);
     }
-    private _renderEthAllowanceToggle(): React.ReactNode {
+    private _renderEthAllowanceStateToggle(): React.ReactNode {
         const ethToken = utils.getEthToken(this.props.tokenByAddress);
-        return this._renderAllowanceToggle(ethToken);
+        return this._renderAllowanceStateToggle(ethToken);
     }
-    private _renderAllowanceToggle(token: Token): React.ReactNode {
+    private _renderAllowanceStateToggle(token: Token): React.ReactNode {
         if (!token) {
             return null;
         }
@@ -260,10 +260,9 @@ class PlainPortalOnboardingFlow extends React.Component<PortalOnboardingFlowProp
             return null;
         }
         return (
-            <AllowanceToggle
+            <AllowanceStateToggle
                 token={token}
                 tokenState={tokenStateIfExists}
-                isDisabled={!tokenStateIfExists.isLoaded}
                 blockchain={this.props.blockchain}
                 // tslint:disable-next-line:jsx-no-lambda
                 refetchTokenStateAsync={async () => this.props.refetchTokenStateAsync(token.address)}
diff --git a/packages/website/ts/components/portal/portal.tsx b/packages/website/ts/components/portal/portal.tsx
index 1790a9678..ff11880e3 100644
--- a/packages/website/ts/components/portal/portal.tsx
+++ b/packages/website/ts/components/portal/portal.tsx
@@ -12,6 +12,7 @@ import { PortalDisclaimerDialog } from 'ts/components/dialogs/portal_disclaimer_
 import { EthWrappers } from 'ts/components/eth_wrappers';
 import { FillOrder } from 'ts/components/fill_order';
 import { AssetPicker } from 'ts/components/generate_order/asset_picker';
+import { MetaTags } from 'ts/components/meta_tags';
 import { BackButton } from 'ts/components/portal/back_button';
 import { Loading } from 'ts/components/portal/loading';
 import { Menu, MenuTheme } from 'ts/components/portal/menu';
@@ -24,6 +25,7 @@ import { TradeHistory } from 'ts/components/trade_history/trade_history';
 import { Container } from 'ts/components/ui/container';
 import { FlashMessage } from 'ts/components/ui/flash_message';
 import { Image } from 'ts/components/ui/image';
+import { PointerDirection } from 'ts/components/ui/pointer';
 import { Text } from 'ts/components/ui/text';
 import { Wallet } from 'ts/components/wallet/wallet';
 import { GenerateOrderForm } from 'ts/containers/generate_order_form';
@@ -107,6 +109,8 @@ const LEFT_COLUMN_WIDTH = 346;
 const MENU_PADDING_LEFT = 185;
 const LARGE_LAYOUT_MAX_WIDTH = 1200;
 const SIDE_PADDING = 20;
+const DOCUMENT_TITLE = '0x Portal';
+const DOCUMENT_DESCRIPTION = 'Learn about and trade on 0x Relayers';
 
 export class Portal extends React.Component<PortalProps, PortalState> {
     private _blockchain: Blockchain;
@@ -225,7 +229,8 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 : TokenVisibility.TRACKED;
         return (
             <Container>
-                <DocumentTitle title="0x Portal" />
+                <MetaTags title={DOCUMENT_TITLE} description={DOCUMENT_DESCRIPTION} />
+                <DocumentTitle title={DOCUMENT_TITLE} />
                 <TopBar
                     userAddress={this.props.userAddress}
                     networkId={this.props.networkId}
@@ -355,6 +360,9 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                             onAddToken={this._onAddToken.bind(this)}
                             onRemoveToken={this._onRemoveToken.bind(this)}
                             refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
+                            toggleTooltipDirection={
+                                this.props.isPortalOnboardingShowing ? PointerDirection.Left : PointerDirection.Right
+                            }
                         />
                     </Container>
                     {!isMobile && <Container marginTop="8px">{this._renderStartOnboarding()}</Container>}
diff --git a/packages/website/ts/components/token_balances.tsx b/packages/website/ts/components/token_balances.tsx
index 550438e76..969ef32ff 100644
--- a/packages/website/ts/components/token_balances.tsx
+++ b/packages/website/ts/components/token_balances.tsx
@@ -24,7 +24,7 @@ import { SendButton } from 'ts/components/send_button';
 import { HelpTooltip } from 'ts/components/ui/help_tooltip';
 import { LifeCycleRaisedButton } from 'ts/components/ui/lifecycle_raised_button';
 import { TokenIcon } from 'ts/components/ui/token_icon';
-import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
+import { AllowanceStateToggle } from 'ts/containers/inputs/allowance_state_toggle';
 import { trackedTokenStorage } from 'ts/local_storage/tracked_token_storage';
 import { Dispatcher } from 'ts/redux/dispatcher';
 import {
@@ -372,14 +372,15 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
                     )}
                 </TableRowColumn>
                 <TableRowColumn>
-                    <AllowanceToggle
-                        blockchain={this.props.blockchain}
-                        token={token}
-                        tokenState={tokenState}
-                        onErrorOccurred={this._onErrorOccurred.bind(this)}
-                        isDisabled={!tokenState.isLoaded}
-                        refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this, token.address)}
-                    />
+                    <div className="flex justify-center">
+                        <AllowanceStateToggle
+                            blockchain={this.props.blockchain}
+                            token={token}
+                            tokenState={tokenState}
+                            onErrorOccurred={this._onErrorOccurred.bind(this)}
+                            refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this, token.address)}
+                        />
+                    </div>
                 </TableRowColumn>
                 {utils.isTestNetwork(this.props.networkId) && (
                     <TableRowColumn style={{ paddingLeft: actionPaddingX, paddingRight: actionPaddingX }}>
diff --git a/packages/website/ts/components/ui/allowance_state_view.tsx b/packages/website/ts/components/ui/allowance_state_view.tsx
new file mode 100644
index 000000000..93d6b0ebb
--- /dev/null
+++ b/packages/website/ts/components/ui/allowance_state_view.tsx
@@ -0,0 +1,51 @@
+import { colors } from '@0xproject/react-shared';
+import * as React from 'react';
+import { Container } from 'ts/components/ui/container';
+import { Spinner } from 'ts/components/ui/spinner';
+
+export enum AllowanceState {
+    Locked,
+    Unlocked,
+    Loading,
+}
+
+export interface AllowanceStateViewProps {
+    allowanceState: AllowanceState;
+}
+
+export const AllowanceStateView: React.StatelessComponent<AllowanceStateViewProps> = ({ allowanceState }) => {
+    switch (allowanceState) {
+        case AllowanceState.Locked:
+            return renderLock();
+        case AllowanceState.Unlocked:
+            return renderCheck();
+        case AllowanceState.Loading:
+            return (
+                <Container position="relative" top="3px" left="5px">
+                    <Spinner size={18} strokeSize={2} />
+                </Container>
+            );
+        default:
+            return null;
+    }
+};
+
+const renderCheck = (color: string = colors.lightGreen) => (
+    <svg width="17" height="17" viewBox="0 0 17 17" fill="none" xmlns="http://www.w3.org/2000/svg">
+        <circle cx="8.5" cy="8.5" r="8.5" fill={color} />
+        <path
+            d="M2.5 4.5L1.79289 5.20711L2.5 5.91421L3.20711 5.20711L2.5 4.5ZM-0.707107 2.70711L1.79289 5.20711L3.20711 3.79289L0.707107 1.29289L-0.707107 2.70711ZM3.20711 5.20711L7.70711 0.707107L6.29289 -0.707107L1.79289 3.79289L3.20711 5.20711Z"
+            transform="translate(5 6.5)"
+            fill="white"
+        />
+    </svg>
+);
+
+const renderLock = () => (
+    <svg width="12" height="15" viewBox="0 0 12 15" fill="none" xmlns="http://www.w3.org/2000/svg">
+        <path
+            d="M6 0C3.51604 0 1.48688 2.0495 1.48688 4.55837V5.86581C0.664723 5.86581 -3.33647e-08 6.53719 -3.33647e-08 7.36759V13.3217C-3.33647e-08 14.1521 0.664723 14.8235 1.48688 14.8235H10.5131C11.3353 14.8235 12 14.1521 12 13.3217V7.36759C12 6.53719 11.3353 5.86581 10.5131 5.86581V4.55837C10.5131 2.0495 8.48396 0 6 0ZM8.93878 5.86581H3.06122V4.55837C3.06122 2.9329 4.37318 1.59013 6 1.59013C7.62682 1.59013 8.93878 2.9329 8.93878 4.55837V5.86581Z"
+            fill="black"
+        />
+    </svg>
+);
diff --git a/packages/website/ts/components/ui/container.tsx b/packages/website/ts/components/ui/container.tsx
index 502069dee..f2ae68b70 100644
--- a/packages/website/ts/components/ui/container.tsx
+++ b/packages/website/ts/components/ui/container.tsx
@@ -32,8 +32,10 @@ export interface ContainerProps {
     bottom?: string;
     zIndex?: number;
     Tag?: ContainerTag;
+    cursor?: string;
     id?: string;
     onClick?: (event: React.MouseEvent<HTMLElement>) => void;
+    overflowX?: 'scroll' | 'hidden' | 'auto' | 'visible';
 }
 
 export const Container: React.StatelessComponent<ContainerProps> = props => {
diff --git a/packages/website/ts/components/ui/pointer.tsx b/packages/website/ts/components/ui/pointer.tsx
index 448786bb4..db0a4188d 100644
--- a/packages/website/ts/components/ui/pointer.tsx
+++ b/packages/website/ts/components/ui/pointer.tsx
@@ -2,7 +2,12 @@ import { colors } from '@0xproject/react-shared';
 import * as React from 'react';
 import { styled } from 'ts/style/theme';
 
-export type PointerDirection = 'top' | 'right' | 'bottom' | 'left';
+export enum PointerDirection {
+    Top = 'top',
+    Right = 'right',
+    Bottom = 'bottom',
+    Left = 'left',
+}
 
 export interface PointerProps {
     className?: string;
diff --git a/packages/website/ts/components/ui/spinner.tsx b/packages/website/ts/components/ui/spinner.tsx
new file mode 100644
index 000000000..e8670cc3e
--- /dev/null
+++ b/packages/website/ts/components/ui/spinner.tsx
@@ -0,0 +1,54 @@
+import { colors } from '@0xproject/react-shared';
+import * as React from 'react';
+import { styled } from 'ts/style/theme';
+
+import { dash, rotate } from 'ts/style/keyframes';
+
+interface SpinnerSvgProps {
+    color: string;
+    size: number;
+    viewBox?: string;
+}
+
+const SpinnerSvg: React.StatelessComponent<SpinnerSvgProps> = props => <svg {...props} />;
+
+const StyledSpinner = styled(SpinnerSvg)`
+    animation: ${rotate} 3s linear infinite;
+    margin: ${props => `-${props.size / 2}px 0 0 -${props.size / 2}px`};
+    margin-top: ${props => `-${props.size / 2}px`};
+    margin-left: ${props => `-${props.size / 2}px`};
+    margin-bottom: 0px;
+    margin-right: 0px;
+    size: ${props => `${props.size}px`};
+    height: ${props => `${props.size}px`};
+
+    & .path {
+        stroke: ${props => props.color};
+        stroke-linecap: round;
+        animation: ${dash} 2.5s ease-in-out infinite;
+    }
+`;
+
+export interface SpinnerProps {
+    size?: number;
+    strokeSize?: number;
+    color?: string;
+}
+
+export const Spinner: React.StatelessComponent<SpinnerProps> = ({ size, strokeSize, color }) => {
+    const c = size / 2;
+    const r = c - strokeSize;
+    return (
+        <StyledSpinner color={color} size={size} viewBox={`0 0 ${size} ${size}`}>
+            <circle className="path" cx={c} cy={c} r={r} fill="none" strokeWidth={strokeSize} />
+        </StyledSpinner>
+    );
+};
+
+Spinner.defaultProps = {
+    size: 50,
+    color: colors.mediumBlue,
+    strokeSize: 4,
+};
+
+Spinner.displayName = 'Spinner';
diff --git a/packages/website/ts/components/ui/text.tsx b/packages/website/ts/components/ui/text.tsx
index b71d8225b..734483564 100644
--- a/packages/website/ts/components/ui/text.tsx
+++ b/packages/website/ts/components/ui/text.tsx
@@ -19,6 +19,7 @@ export interface TextProps {
     textDecorationLine?: string;
     onClick?: (event: React.MouseEvent<HTMLElement>) => void;
     hoverColor?: string;
+    noWrap?: boolean;
 }
 
 const PlainText: React.StatelessComponent<TextProps> = ({ children, className, onClick, Tag }) => (
@@ -39,6 +40,7 @@ export const Text = styled(PlainText)`
     ${props => (props.minHeight ? `min-height: ${props.minHeight}` : '')};
     ${props => (props.onClick ? 'cursor: pointer' : '')};
     transition: color 0.5s ease;
+    ${props => (props.noWrap ? 'white-space: nowrap' : '')};
     &:hover {
         ${props => (props.onClick ? `color: ${props.hoverColor || darken(0.3, props.fontColor)}` : '')};
     }
@@ -53,6 +55,7 @@ Text.defaultProps = {
     lineHeight: '1.5em',
     textDecorationLine: 'none',
     Tag: 'div',
+    noWrap: false,
 };
 
 Text.displayName = 'Text';
diff --git a/packages/website/ts/components/wallet/wallet.tsx b/packages/website/ts/components/wallet/wallet.tsx
index 40a8a23ea..6abaa840b 100644
--- a/packages/website/ts/components/wallet/wallet.tsx
+++ b/packages/website/ts/components/wallet/wallet.tsx
@@ -14,6 +14,7 @@ import { DropDown, DropdownMouseEvent } from 'ts/components/ui/drop_down';
 import { IconButton } from 'ts/components/ui/icon_button';
 import { Identicon } from 'ts/components/ui/identicon';
 import { Island } from 'ts/components/ui/island';
+import { PointerDirection } from 'ts/components/ui/pointer';
 import {
     CopyAddressSimpleMenuItem,
     DifferentWalletSimpleMenuItem,
@@ -28,7 +29,7 @@ import { NullTokenRow } from 'ts/components/wallet/null_token_row';
 import { PlaceHolder } from 'ts/components/wallet/placeholder';
 import { StandardIconRow } from 'ts/components/wallet/standard_icon_row';
 import { WrapEtherItem } from 'ts/components/wallet/wrap_ether_item';
-import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
+import { AllowanceStateToggle } from 'ts/containers/inputs/allowance_state_toggle';
 import { Dispatcher } from 'ts/redux/dispatcher';
 import { colors } from 'ts/style/colors';
 import {
@@ -67,6 +68,7 @@ export interface WalletProps {
     onRemoveToken: () => void;
     refetchTokenStateAsync: (tokenAddress: string) => Promise<void>;
     style: React.CSSProperties;
+    toggleTooltipDirection?: PointerDirection;
 }
 
 interface WalletState {
@@ -74,14 +76,14 @@ interface WalletState {
     isHoveringSidebar: boolean;
 }
 
-interface AllowanceToggleConfig {
+interface AllowanceStateToggleConfig {
     token: Token;
     tokenState: TokenState;
 }
 
 interface AccessoryItemConfig {
     wrappedEtherDirection?: Side;
-    allowanceToggleConfig?: AllowanceToggleConfig;
+    allowanceStateToggleConfig?: AllowanceStateToggleConfig;
 }
 
 const ETHER_ICON_PATH = '/images/ether.png';
@@ -89,7 +91,8 @@ const ICON_DIMENSION = 28;
 const BODY_ITEM_KEY = 'BODY';
 const HEADER_ITEM_KEY = 'HEADER';
 const ETHER_ITEM_KEY = 'ETHER';
-const NO_ALLOWANCE_TOGGLE_SPACE_WIDTH = 56;
+const WRAP_ROW_ALLOWANCE_TOGGLE_WIDTH = 67;
+const ALLOWANCE_TOGGLE_WIDTH = 56;
 const PLACEHOLDER_COLOR = colors.grey300;
 const LOADING_ROWS_COUNT = 6;
 
@@ -338,7 +341,7 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         );
         const accessoryItemConfig: AccessoryItemConfig = {
             wrappedEtherDirection,
-            allowanceToggleConfig: {
+            allowanceStateToggleConfig: {
                 token,
                 tokenState,
             },
@@ -393,13 +396,15 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
     }
     private _renderAccessoryItems(config: AccessoryItemConfig): React.ReactElement<{}> {
         const shouldShowWrappedEtherAction = !_.isUndefined(config.wrappedEtherDirection);
-        const shouldShowToggle = !_.isUndefined(config.allowanceToggleConfig);
+        const shouldShowToggle = !_.isUndefined(config.allowanceStateToggleConfig);
         // if we don't have a toggle, we still want some space to the right of the "wrap" button so that it aligns with
         // the "unwrap" button in the row below
-        const toggle = shouldShowToggle ? (
-            this._renderAllowanceToggle(config.allowanceToggleConfig)
-        ) : (
-            <div style={{ width: NO_ALLOWANCE_TOGGLE_SPACE_WIDTH }} />
+        const isWrapEtherRow = shouldShowWrappedEtherAction && config.wrappedEtherDirection === Side.Deposit;
+        const width = isWrapEtherRow ? WRAP_ROW_ALLOWANCE_TOGGLE_WIDTH : ALLOWANCE_TOGGLE_WIDTH;
+        const toggle = (
+            <Container className="flex justify-center" width={width}>
+                {shouldShowToggle && this._renderAllowanceToggle(config.allowanceStateToggleConfig)}
+            </Container>
         );
         return (
             <div className="flex items-center">
@@ -410,14 +415,14 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
             </div>
         );
     }
-    private _renderAllowanceToggle(config: AllowanceToggleConfig): React.ReactNode {
+    private _renderAllowanceToggle(config: AllowanceStateToggleConfig): React.ReactNode {
         // TODO: Error handling
         return (
-            <AllowanceToggle
+            <AllowanceStateToggle
                 blockchain={this.props.blockchain}
                 token={config.token}
                 tokenState={config.tokenState}
-                isDisabled={!config.tokenState.isLoaded}
+                tooltipDirection={this.props.toggleTooltipDirection}
                 refetchTokenStateAsync={async () => this.props.refetchTokenStateAsync(config.token.address)}
             />
         );
diff --git a/packages/website/ts/containers/inputs/allowance_toggle.ts b/packages/website/ts/containers/inputs/allowance_state_toggle.ts
index 545708f92..70712685e 100644
--- a/packages/website/ts/containers/inputs/allowance_toggle.ts
+++ b/packages/website/ts/containers/inputs/allowance_state_toggle.ts
@@ -2,19 +2,20 @@ import * as React from 'react';
 import { connect } from 'react-redux';
 import { Dispatch } from 'redux';
 import { Blockchain } from 'ts/blockchain';
+import { PointerDirection } from 'ts/components/ui/pointer';
 import { State } from 'ts/redux/reducer';
 import { BalanceErrs, Token, TokenState } from 'ts/types';
 
-import { AllowanceToggle as AllowanceToggleComponent } from 'ts/components/inputs/allowance_toggle';
+import { AllowanceStateToggle as AllowanceStateToggleComponent } from 'ts/components/inputs/allowance_state_toggle';
 import { Dispatcher } from 'ts/redux/dispatcher';
 
-interface AllowanceToggleProps {
+interface AllowanceStateToggleProps {
     blockchain: Blockchain;
     onErrorOccurred?: (errType: BalanceErrs) => void;
     token: Token;
     tokenState: TokenState;
-    isDisabled?: boolean;
     refetchTokenStateAsync: () => Promise<void>;
+    tooltipDirection?: PointerDirection;
 }
 
 interface ConnectedState {
@@ -26,7 +27,7 @@ interface ConnectedDispatch {
     dispatcher: Dispatcher;
 }
 
-const mapStateToProps = (state: State, _ownProps: AllowanceToggleProps): ConnectedState => ({
+const mapStateToProps = (state: State, _ownProps: AllowanceStateToggleProps): ConnectedState => ({
     networkId: state.networkId,
     userAddress: state.userAddress,
 });
@@ -35,7 +36,7 @@ const mapDispatchTopProps = (dispatch: Dispatch<State>): ConnectedDispatch => ({
     dispatcher: new Dispatcher(dispatch),
 });
 
-export const AllowanceToggle: React.ComponentClass<AllowanceToggleProps> = connect(
+export const AllowanceStateToggle: React.ComponentClass<AllowanceStateToggleProps> = connect(
     mapStateToProps,
     mapDispatchTopProps,
-)(AllowanceToggleComponent);
+)(AllowanceStateToggleComponent);
diff --git a/packages/website/ts/index.tsx b/packages/website/ts/index.tsx
index ed52e28d2..c6d10452f 100644
--- a/packages/website/ts/index.tsx
+++ b/packages/website/ts/index.tsx
@@ -4,6 +4,7 @@ import { render } from 'react-dom';
 import { Provider } from 'react-redux';
 import { BrowserRouter as Router, Redirect, Route, Switch } from 'react-router-dom';
 import * as injectTapEventPlugin from 'react-tap-event-plugin';
+import { MetaTags } from 'ts/components/meta_tags';
 import { About } from 'ts/containers/about';
 import { FAQ } from 'ts/containers/faq';
 import { Jobs } from 'ts/containers/jobs';
@@ -65,73 +66,85 @@ const LazyEthereumTypesDocumentation = createLazyComponent('Documentation', asyn
     System.import<any>(/* webpackChunkName: "ethereumTypesDocs" */ 'ts/containers/ethereum_types_documentation'),
 );
 
+const DOCUMENT_TITLE = '0x: The Protocol for Trading Tokens';
+const DOCUMENT_DESCRIPTION = 'An Open Protocol For Decentralized Exchange On The Ethereum Blockchain';
+
 render(
-    <Router>
-        <div>
-            <MuiThemeProvider muiTheme={muiTheme}>
-                <Provider store={store}>
-                    <div>
-                        <Switch>
-                            <Route exact={true} path="/" component={Landing as any} />
-                            <Redirect from="/otc" to={`${WebsitePaths.Portal}`} />
-                            <Route path={WebsitePaths.Careers} component={Jobs as any} />
-                            <Route path={WebsitePaths.Portal} component={LazyPortal} />
-                            <Route path={WebsitePaths.FAQ} component={FAQ as any} />
-                            <Route path={WebsitePaths.About} component={About as any} />
-                            <Route path={WebsitePaths.Wiki} component={Wiki as any} />
-                            <Route path={`${WebsitePaths.ZeroExJs}/:version?`} component={LazyZeroExJSDocumentation} />
-                            <Route path={`${WebsitePaths.Connect}/:version?`} component={LazyConnectDocumentation} />
-                            <Route
-                                path={`${WebsitePaths.SolCompiler}/:version?`}
-                                component={LazySolCompilerDocumentation}
-                            />
-                            <Route path={`${WebsitePaths.SolCov}/:version?`} component={LazySolCovDocumentation} />
-                            <Route
-                                path={`${WebsitePaths.JSONSchemas}/:version?`}
-                                component={LazyJSONSchemasDocumentation}
-                            />
-                            <Route
-                                path={`${WebsitePaths.Subproviders}/:version?`}
-                                component={LazySubprovidersDocumentation}
-                            />
-                            <Route
-                                path={`${WebsitePaths.OrderUtils}/:version?`}
-                                component={LazyOrderUtilsDocumentation}
-                            />
-                            <Route
-                                path={`${WebsitePaths.Web3Wrapper}/:version?`}
-                                component={LazyWeb3WrapperDocumentation}
-                            />
-                            <Route
-                                path={`${WebsitePaths.SmartContracts}/:version?`}
-                                component={LazySmartContractsDocumentation}
-                            />
-                            <Route
-                                path={`${WebsitePaths.EthereumTypes}/:version?`}
-                                component={LazyEthereumTypesDocumentation}
-                            />
+    <div>
+        <MetaTags title={DOCUMENT_TITLE} description={DOCUMENT_DESCRIPTION} />
+        <Router>
+            <div>
+                <MuiThemeProvider muiTheme={muiTheme}>
+                    <Provider store={store}>
+                        <div>
+                            <Switch>
+                                <Route exact={true} path="/" component={Landing as any} />
+                                <Redirect from="/otc" to={`${WebsitePaths.Portal}`} />
+                                <Route path={WebsitePaths.Careers} component={Jobs as any} />
+                                <Route path={WebsitePaths.Portal} component={LazyPortal} />
+                                <Route path={WebsitePaths.FAQ} component={FAQ as any} />
+                                <Route path={WebsitePaths.About} component={About as any} />
+                                <Route path={WebsitePaths.Wiki} component={Wiki as any} />
+                                <Route
+                                    path={`${WebsitePaths.ZeroExJs}/:version?`}
+                                    component={LazyZeroExJSDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.Connect}/:version?`}
+                                    component={LazyConnectDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.SolCompiler}/:version?`}
+                                    component={LazySolCompilerDocumentation}
+                                />
+                                <Route path={`${WebsitePaths.SolCov}/:version?`} component={LazySolCovDocumentation} />
+                                <Route
+                                    path={`${WebsitePaths.JSONSchemas}/:version?`}
+                                    component={LazyJSONSchemasDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.Subproviders}/:version?`}
+                                    component={LazySubprovidersDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.OrderUtils}/:version?`}
+                                    component={LazyOrderUtilsDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.Web3Wrapper}/:version?`}
+                                    component={LazyWeb3WrapperDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.SmartContracts}/:version?`}
+                                    component={LazySmartContractsDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsitePaths.EthereumTypes}/:version?`}
+                                    component={LazyEthereumTypesDocumentation}
+                                />
 
-                            {/* Legacy endpoints */}
-                            <Route
-                                path={`${WebsiteLegacyPaths.ZeroExJs}/:version?`}
-                                component={LazyZeroExJSDocumentation}
-                            />
-                            <Route
-                                path={`${WebsiteLegacyPaths.Web3Wrapper}/:version?`}
-                                component={LazyWeb3WrapperDocumentation}
-                            />
-                            <Route
-                                path={`${WebsiteLegacyPaths.Deployer}/:version?`}
-                                component={LazySolCompilerDocumentation}
-                            />
-                            <Route path={WebsiteLegacyPaths.Jobs} component={Jobs as any} />
-                            <Route path={`${WebsitePaths.Docs}`} component={LazyZeroExJSDocumentation} />
-                            <Route component={NotFound as any} />
-                        </Switch>
-                    </div>
-                </Provider>
-            </MuiThemeProvider>
-        </div>
-    </Router>,
+                                {/* Legacy endpoints */}
+                                <Route
+                                    path={`${WebsiteLegacyPaths.ZeroExJs}/:version?`}
+                                    component={LazyZeroExJSDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsiteLegacyPaths.Web3Wrapper}/:version?`}
+                                    component={LazyWeb3WrapperDocumentation}
+                                />
+                                <Route
+                                    path={`${WebsiteLegacyPaths.Deployer}/:version?`}
+                                    component={LazySolCompilerDocumentation}
+                                />
+                                <Route path={WebsiteLegacyPaths.Jobs} component={Jobs as any} />
+                                <Route path={`${WebsitePaths.Docs}`} component={LazyZeroExJSDocumentation} />
+                                <Route component={NotFound as any} />
+                            </Switch>
+                        </div>
+                    </Provider>
+                </MuiThemeProvider>
+            </div>
+        </Router>
+    </div>,
     document.getElementById('app'),
 );
diff --git a/packages/website/ts/pages/jobs/jobs.tsx b/packages/website/ts/pages/jobs/jobs.tsx
index 5c45d79fa..cc4b1f04b 100644
--- a/packages/website/ts/pages/jobs/jobs.tsx
+++ b/packages/website/ts/pages/jobs/jobs.tsx
@@ -4,7 +4,9 @@ import * as React from 'react';
 import * as DocumentTitle from 'react-document-title';
 
 import { Footer } from 'ts/components/footer';
+import { MetaTags } from 'ts/components/meta_tags';
 import { TopBar } from 'ts/components/top_bar/top_bar';
+import { Container } from 'ts/components/ui/container';
 import { Benefits } from 'ts/pages/jobs/benefits';
 import { Join0x } from 'ts/pages/jobs/join_0x';
 import { Mission } from 'ts/pages/jobs/mission';
@@ -16,6 +18,8 @@ import { utils } from 'ts/utils/utils';
 
 const OPEN_POSITIONS_HASH = 'positions';
 const THROTTLE_TIMEOUT = 100;
+const DOCUMENT_TITLE = 'Careers at 0x';
+const DOCUMENT_DESCRIPTION = 'Join 0x in creating a tokenized world where all value can flow freely';
 
 export interface JobsProps {
     location: Location;
@@ -39,8 +43,9 @@ export class Jobs extends React.Component<JobsProps, JobsState> {
     }
     public render(): React.ReactNode {
         return (
-            <div>
-                <DocumentTitle title="Careers at 0x" />
+            <Container overflowX="hidden">
+                <MetaTags title={DOCUMENT_TITLE} description={DOCUMENT_DESCRIPTION} />
+                <DocumentTitle title={DOCUMENT_TITLE} />
                 <TopBar
                     blockchainIsLoaded={false}
                     location={this.props.location}
@@ -52,7 +57,7 @@ export class Jobs extends React.Component<JobsProps, JobsState> {
                 <Benefits screenWidth={this.props.screenWidth} />
                 <OpenPositions hash={OPEN_POSITIONS_HASH} screenWidth={this.props.screenWidth} />
                 <Footer translate={this.props.translate} dispatcher={this.props.dispatcher} />
-            </div>
+            </Container>
         );
     }
     private _onJoin0xCallToActionClick(): void {
diff --git a/packages/website/ts/pages/jobs/join_0x.tsx b/packages/website/ts/pages/jobs/join_0x.tsx
index daddb0dcf..ec8afbd93 100644
--- a/packages/website/ts/pages/jobs/join_0x.tsx
+++ b/packages/website/ts/pages/jobs/join_0x.tsx
@@ -20,10 +20,10 @@ export const Join0x = (props: Join0xProps) => (
             className="mx-auto inline-block align-middle py4"
             style={{ lineHeight: '44px', textAlign: 'center', position: 'relative' }}
         >
-            <Container className="sm-hide xs-hide md-hide" position="absolute" left="100%" marginLeft="80px">
+            <Container className="sm-hide xs-hide" position="absolute" left="100%" marginLeft="80px">
                 <Image src="images/jobs/hero-dots-right.svg" width="400px" />
             </Container>
-            <Container className="sm-hide xs-hide md-hide" position="absolute" right="100%" marginRight="80px">
+            <Container className="sm-hide xs-hide" position="absolute" right="100%" marginRight="80px">
                 <Image src="images/jobs/hero-dots-left.svg" width="400px" />
             </Container>
             <div className="h2 sm-center sm-pt3" style={{ fontFamily: 'Roboto Mono' }}>
diff --git a/packages/website/ts/style/keyframes.ts b/packages/website/ts/style/keyframes.ts
new file mode 100644
index 000000000..28ea50247
--- /dev/null
+++ b/packages/website/ts/style/keyframes.ts
@@ -0,0 +1,22 @@
+import { keyframes } from 'ts/style/theme';
+
+export const rotate = keyframes`
+    100% {
+      transform: rotate(360deg);
+    }
+`;
+
+export const dash = keyframes`
+    0% {
+        stroke-dasharray: 1, 150;
+        stroke-dashoffset: 0;
+    }
+    50% {
+        stroke-dasharray: 90, 150;
+        stroke-dashoffset: -35;
+    }
+    100% {
+        stroke-dasharray: 90, 150;
+        stroke-dashoffset: -124;
+    }
+`;