Merge branch 'development' into feature/instant/tell-amount-available

7 files changed, 1152 insertions, 0 deletions

diff --git a/packages/website/ts/@next/pages/instant/code_demo.tsx b/packages/website/ts/@next/pages/instant/code_demo.tsx
new file mode 100644
index 000000000..4a3022df5
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/code_demo.tsx
@@ -0,0 +1,183 @@
+import * as React from 'react';
+import * as CopyToClipboard from 'react-copy-to-clipboard';
+import SyntaxHighlighter from 'react-syntax-highlighter';
+
+import { Button } from 'ts/@next/components/button';
+import { Container } from 'ts/components/ui/container';
+import { styled } from 'ts/style/theme';
+import { zIndex } from 'ts/style/z_index';
+
+const CustomPre = styled.pre`
+    margin: 0px;
+    line-height: 24px;
+    overflow: scroll;
+    width: 100%;
+    height: 100%;
+    max-height: 800px;
+    border-radius: 4px;
+    code {
+        background-color: inherit !important;
+        border-radius: 0px;
+        font-family: 'Roboto Mono', sans-serif;
+        border: none;
+    }
+    code:first-of-type {
+        background-color: #060d0d !important;
+        color: #999;
+        min-height: 100%;
+        text-align: center;
+        margin-right: 15px;
+        line-height: 25px;
+        padding: 10px 7px !important;
+    }
+    code:last-of-type {
+        position: relative;
+        top: 10px;
+        top: 0;
+        padding-top: 11px;
+        display: inline-block;
+        line-height: 25px;
+    }
+`;
+
+const customStyle = {
+    'hljs-comment': {
+        color: '#7e7887',
+    },
+    'hljs-quote': {
+        color: '#7e7887',
+    },
+    'hljs-variable': {
+        color: '#be4678',
+    },
+    'hljs-template-variable': {
+        color: '#be4678',
+    },
+    'hljs-attribute': {
+        color: '#be4678',
+    },
+    'hljs-regexp': {
+        color: '#be4678',
+    },
+    'hljs-link': {
+        color: '#be4678',
+    },
+    'hljs-tag': {
+        color: '#61f5ff',
+    },
+    'hljs-name': {
+        color: '#61f5ff',
+    },
+    'hljs-selector-id': {
+        color: '#be4678',
+    },
+    'hljs-selector-class': {
+        color: '#be4678',
+    },
+    'hljs-number': {
+        color: '#c994ff',
+    },
+    'hljs-meta': {
+        color: '#61f5ff',
+    },
+    'hljs-built_in': {
+        color: '#aa573c',
+    },
+    'hljs-builtin-name': {
+        color: '#aa573c',
+    },
+    'hljs-literal': {
+        color: '#aa573c',
+    },
+    'hljs-type': {
+        color: '#aa573c',
+    },
+    'hljs-params': {
+        color: '#aa573c',
+    },
+    'hljs-string': {
+        color: '#bcff88',
+    },
+    'hljs-symbol': {
+        color: '#2a9292',
+    },
+    'hljs-bullet': {
+        color: '#2a9292',
+    },
+    'hljs-title': {
+        color: '#576ddb',
+    },
+    'hljs-section': {
+        color: '#576ddb',
+    },
+    'hljs-keyword': {
+        color: '#955ae7',
+    },
+    'hljs-selector-tag': {
+        color: '#955ae7',
+    },
+    'hljs-deletion': {
+        color: '#19171c',
+        display: 'inline-block',
+        width: '100%',
+        backgroundColor: '#be4678',
+    },
+    'hljs-addition': {
+        color: '#19171c',
+        display: 'inline-block',
+        width: '100%',
+        backgroundColor: '#2a9292',
+    },
+    hljs: {
+        display: 'block',
+        overflowX: 'hidden',
+        background: '#1B2625',
+        color: 'white',
+        fontSize: '12px',
+    },
+    'hljs-emphasis': {
+        fontStyle: 'italic',
+    },
+    'hljs-strong': {
+        fontWeight: 'bold',
+    },
+};
+
+export interface CodeDemoProps {
+    children: string;
+}
+
+export interface CodeDemoState {
+    didCopyCode: boolean;
+}
+
+export class CodeDemo extends React.Component<CodeDemoProps, CodeDemoState> {
+    public state: CodeDemoState = {
+        didCopyCode: false,
+    };
+    public render(): React.ReactNode {
+        const copyButtonText = this.state.didCopyCode ? 'Copied!' : 'Copy';
+        return (
+            <Container position="relative" height="100%">
+                <Container position="absolute" top="10px" right="10px" zIndex={zIndex.overlay - 1}>
+                    <CopyToClipboard text={this.props.children} onCopy={this._handleCopyClick}>
+                        <StyledButton>{copyButtonText}</StyledButton>
+                    </CopyToClipboard>
+                </Container>
+                <SyntaxHighlighter language="html" style={customStyle} showLineNumbers={true} PreTag={CustomPre}>
+                    {this.props.children}
+                </SyntaxHighlighter>
+            </Container>
+        );
+    }
+    private readonly _handleCopyClick = () => {
+        this.setState({ didCopyCode: true });
+    };
+}
+
+const StyledButton = styled(Button)`
+    border-radius: 4px;
+    font-size: 15px;
+    font-weight: 400;
+    padding: 9px 21px 7px;
+`;
diff --git a/packages/website/ts/@next/pages/instant/config_generator.tsx b/packages/website/ts/@next/pages/instant/config_generator.tsx
new file mode 100644
index 000000000..3f00e33e2
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/config_generator.tsx
@@ -0,0 +1,332 @@
+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 styled from 'styled-components';
+
+import { ConfigGeneratorAddressInput } from 'ts/@next/pages/instant/config_generator_address_input';
+import { FeePercentageSlider } from 'ts/@next/pages/instant/fee_percentage_slider';
+import { CheckMark } from 'ts/components/ui/check_mark';
+import { Container } from 'ts/components/ui/container';
+import { MultiSelect } from 'ts/components/ui/multi_select';
+import { Spinner } from 'ts/components/ui/spinner';
+import { Text } from 'ts/components/ui/text';
+import { colors } from 'ts/style/colors';
+import { WebsitePaths } from 'ts/types';
+import { constants } from 'ts/utils/constants';
+
+// New components
+import { Heading } from 'ts/@next/components/text';
+import { Select, SelectItemConfig } from 'ts/@next/pages/instant/select';
+
+import { assetMetaDataMap } from '../../../../../instant/src/data/asset_meta_data_map';
+import { ERC20AssetMetaData, ZeroExInstantBaseConfig } from '../../../../../instant/src/types';
+
+export interface ConfigGeneratorProps {
+    value: ZeroExInstantBaseConfig;
+    onConfigChange: (config: ZeroExInstantBaseConfig) => void;
+}
+
+export interface ConfigGeneratorState {
+    isLoadingAvailableTokens: boolean;
+    // Address to token info
+    availableTokens?: ObjectMap<ERC20AssetMetaData>;
+}
+
+const SRA_ENDPOINTS = ['https://api.radarrelay.com/0x/v2/', 'https://sra.bamboorelay.com/0x/v2/'];
+
+export class ConfigGenerator extends React.Component<ConfigGeneratorProps, ConfigGeneratorState> {
+    public state: ConfigGeneratorState = {
+        isLoadingAvailableTokens: true,
+    };
+    public componentDidMount(): void {
+        // tslint:disable-next-line:no-floating-promises
+        this._setAvailableAssetsFromOrderProvider();
+    }
+    public componentDidUpdate(prevProps: ConfigGeneratorProps): void {
+        if (prevProps.value.orderSource !== this.props.value.orderSource) {
+            // tslint:disable-next-line:no-floating-promises
+            this._setAvailableAssetsFromOrderProvider();
+            const newConfig: ZeroExInstantBaseConfig = {
+                ...this.props.value,
+                availableAssetDatas: undefined,
+            };
+            this.props.onConfigChange(newConfig);
+        }
+    }
+    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 minWidth="350px">
+                <ConfigGeneratorSection title="Liquidity Source">
+                    <Select
+                        shouldIncludeEmpty={false}
+                        id=""
+                        value={value.orderSource}
+                        items={this._generateItems()}
+                        onChange={this._handleSRASelection.bind(this)}
+                    />
+                </ConfigGeneratorSection>
+                <ConfigGeneratorSection {...this._getTokenSelectorProps()}>
+                    {this._renderTokenMultiSelectOrSpinner()}
+                </ConfigGeneratorSection>
+                <ConfigGeneratorSection title="Transaction fee ETH address" marginBottom="10px" isOptional={true}>
+                    <ConfigGeneratorAddressInput
+                        value={value.affiliateInfo ? value.affiliateInfo.feeRecipient : ''}
+                        onChange={this._handleAffiliateAddressChange}
+                    />
+                </ConfigGeneratorSection>
+                <ConfigGeneratorSection
+                    title="Fee percentage"
+                    actionText="Learn more"
+                    onActionTextClick={this._handleAffiliatePercentageLearnMoreClick}
+                >
+                    <FeePercentageSlider
+                        value={value.affiliateInfo.feePercentage}
+                        onChange={this._handleAffiliatePercentageChange}
+                        isDisabled={
+                            _.isUndefined(value.affiliateInfo) ||
+                            _.isUndefined(value.affiliateInfo.feeRecipient) ||
+                            _.isEmpty(value.affiliateInfo.feeRecipient)
+                        }
+                    />
+                </ConfigGeneratorSection>
+            </Container>
+        );
+    }
+    private readonly _getTokenSelectorProps = (): ConfigGeneratorSectionProps => {
+        if (_.isEmpty(this.state.availableTokens)) {
+            return {
+                title: 'What tokens can users buy?',
+            };
+        }
+        if (_.isUndefined(this.props.value.availableAssetDatas)) {
+            return {
+                title: 'What tokens can users buy?',
+                actionText: 'Unselect All',
+                onActionTextClick: this._handleUnselectAllClick,
+            };
+        }
+        return {
+            title: 'What tokens can users buy?',
+            actionText: 'Select All',
+            onActionTextClick: this._handleSelectAllClick,
+        };
+    };
+    private readonly _generateItems = (): SelectItemConfig[] => {
+        return _.map(SRA_ENDPOINTS, endpoint => ({
+            label: endpoint,
+            value: endpoint,
+            onClick: this._handleSRASelection.bind(this, endpoint),
+        }));
+    };
+    private readonly _handleAffiliatePercentageLearnMoreClick = (): void => {
+        window.open(`${WebsitePaths.Wiki}#Learn-About-Affiliate-Fees`, '_blank');
+    };
+    private readonly _handleSRASelection = (event: React.ChangeEvent<HTMLSelectElement>) => {
+        const sraEndpoint = event.target.value;
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...this.props.value,
+            orderSource: sraEndpoint,
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _handleAffiliateAddressChange = (address: string, isValid: boolean) => {
+        const oldConfig: ZeroExInstantBaseConfig = this.props.value;
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...oldConfig,
+            affiliateInfo: {
+                feeRecipient: address,
+                feePercentage: oldConfig.affiliateInfo.feePercentage,
+            },
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _handleAffiliatePercentageChange = (value: number) => {
+        const oldConfig: ZeroExInstantBaseConfig = this.props.value;
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...oldConfig,
+            affiliateInfo: {
+                feeRecipient: oldConfig.affiliateInfo.feeRecipient,
+                feePercentage: value,
+            },
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _handleSelectAllClick = () => {
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...this.props.value,
+            availableAssetDatas: undefined,
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _handleUnselectAllClick = () => {
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...this.props.value,
+            availableAssetDatas: [],
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _handleTokenClick = (assetData: string) => {
+        const { value } = this.props;
+        let newAvailableAssetDatas: string[] = [];
+        const allKnownAssetDatas = _.keys(this.state.availableTokens);
+        const availableAssetDatas = value.availableAssetDatas;
+        if (_.isUndefined(availableAssetDatas)) {
+            // It being undefined means it's all tokens.
+            newAvailableAssetDatas = _.pull(allKnownAssetDatas, assetData);
+        } else if (!_.includes(availableAssetDatas, assetData)) {
+            // Add it
+            newAvailableAssetDatas = [...availableAssetDatas, assetData];
+            if (newAvailableAssetDatas.length === allKnownAssetDatas.length) {
+                // If all tokens are manually selected, just show none.
+                newAvailableAssetDatas = undefined;
+            }
+        } else {
+            // Remove it
+            newAvailableAssetDatas = _.pull(availableAssetDatas, assetData);
+        }
+        const newConfig: ZeroExInstantBaseConfig = {
+            ...this.props.value,
+            availableAssetDatas: newAvailableAssetDatas,
+        };
+        this.props.onConfigChange(newConfig);
+    };
+    private readonly _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 = _.reduce(
+                assetDatas,
+                (acc, assetData) => {
+                    const metaDataIfExists = assetMetaDataMap[assetData] as ERC20AssetMetaData;
+                    if (metaDataIfExists) {
+                        acc[assetData] = metaDataIfExists;
+                    }
+                    return acc;
+                },
+                {} as ObjectMap<ERC20AssetMetaData>,
+            );
+            this.setState({ availableTokens, isLoadingAvailableTokens: false });
+        }
+    };
+    private readonly _renderTokenMultiSelectOrSpinner = (): React.ReactNode => {
+        const { value } = this.props;
+        const { availableTokens, isLoadingAvailableTokens } = this.state;
+        const multiSelectHeight = '200px';
+        if (isLoadingAvailableTokens) {
+            return (
+                <Container
+                    className="flex flex-column items-center justify-center"
+                    height={multiSelectHeight}
+                    backgroundColor={colors.white}
+                    borderRadius="4px"
+                    width="100%"
+                >
+                    <Container position="relative" left="12px" marginBottom="20px">
+                        <Spinner />
+                    </Container>
+                    <Text fontSize="16px">Loading...</Text>
+                </Container>
+            );
+        }
+        const availableAssetDatas = _.keys(availableTokens);
+        if (availableAssetDatas.length === 0) {
+            return (
+                <Container
+                    className="flex flex-column items-center justify-center"
+                    height={multiSelectHeight}
+                    backgroundColor={colors.white}
+                    borderRadius="4px"
+                    width="100%"
+                >
+                    <Text fontSize="16px">No tokens available. Try another endpoint?</Text>
+                </Container>
+            );
+        }
+        const items = _.map(_.keys(availableTokens), assetData => {
+            const metaData = availableTokens[assetData];
+            return {
+                value: assetData,
+                renderItemContent: (isSelected: boolean) => (
+                    <Container className="flex items-center">
+                        <Container marginRight="10px">
+                            <CheckMark isChecked={isSelected} color={colors.brandLight} />
+                        </Container>
+                        <CheckboxText isSelected={isSelected}>
+                            {metaData.symbol.toUpperCase()} — {metaData.name}
+                        </CheckboxText>
+                    </Container>
+                ),
+                onClick: this._handleTokenClick.bind(this, assetData),
+            };
+        });
+        return <MultiSelect items={items} selectedValues={value.availableAssetDatas} height={multiSelectHeight} />;
+    };
+}
+
+export interface ConfigGeneratorSectionProps {
+    title: string;
+    actionText?: string;
+    onActionTextClick?: () => void;
+    isOptional?: boolean;
+    marginBottom?: string;
+}
+
+export const ConfigGeneratorSection: React.StatelessComponent<ConfigGeneratorSectionProps> = ({
+    title,
+    actionText,
+    onActionTextClick,
+    isOptional,
+    marginBottom,
+    children,
+}) => (
+    <Container marginBottom={marginBottom}>
+        <Container marginBottom="10px" className="flex justify-between items-center">
+            <Heading size="small" marginBottom="0" isFlex={true}>
+                <span>{title}</span>
+                {isOptional && <OptionalText> Optional</OptionalText>}
+            </Heading>
+            {actionText && <OptionalAction onClick={onActionTextClick}>{actionText}</OptionalAction>}
+        </Container>
+        {children}
+    </Container>
+);
+
+ConfigGeneratorSection.defaultProps = {
+    marginBottom: '30px',
+};
+
+const OptionalText = styled.span`
+    display: inline;
+    font-size: 14px;
+    color: #999999;
+    flex-shrink: 0;
+`;
+
+interface CheckboxTextProps {
+    isSelected?: boolean;
+}
+
+const CheckboxText =
+    styled.span <
+    CheckboxTextProps >
+    `
+    font-size: 14px;
+    line-height: 18px;
+    color: ${props => (props.isSelected ? colors.brandDark : '#666666')}
+`;
+
+const OptionalAction = styled(OptionalText)`
+    cursor: pointer;
+`;
diff --git a/packages/website/ts/@next/pages/instant/config_generator_address_input.tsx b/packages/website/ts/@next/pages/instant/config_generator_address_input.tsx
new file mode 100644
index 000000000..9b0e9b1d1
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/config_generator_address_input.tsx
@@ -0,0 +1,84 @@
+import { addressUtils } from '@0x/utils';
+import * as _ from 'lodash';
+import * as React from 'react';
+import styled from 'styled-components';
+
+import { colors } from 'ts/style/colors';
+
+import { Container } from 'ts/components/ui/container';
+
+import { Paragraph } from 'ts/@next/components/text';
+
+export interface ConfigGeneratorAddressInputProps {
+    value?: string;
+    onChange?: (address: string, isValid: boolean) => void;
+}
+
+export interface ConfigGeneratorAddressInputState {
+    errMsg: string;
+}
+
+export interface InputProps {
+    className?: string;
+    value?: string;
+    width?: string;
+    fontSize?: string;
+    fontColor?: string;
+    padding?: string;
+    placeholderColor?: string;
+    placeholder?: string;
+    backgroundColor?: string;
+    onChange?: (event: React.ChangeEvent<HTMLInputElement>) => void;
+}
+
+export class ConfigGeneratorAddressInput extends React.Component<
+    ConfigGeneratorAddressInputProps,
+    ConfigGeneratorAddressInputState
+> {
+    public state = {
+        errMsg: '',
+    };
+    public render(): React.ReactNode {
+        const { errMsg } = this.state;
+        const hasError = !_.isEmpty(errMsg);
+        return (
+            <Container height="80px">
+                <Input value={this.props.value} onChange={this._handleChange} placeholder="0xe99...aa8da4" />
+                <Container marginTop="5px" isHidden={!hasError} height="25px">
+                    <Paragraph size="small" isNoMargin={true}>
+                        {errMsg}
+                    </Paragraph>
+                </Container>
+            </Container>
+        );
+    }
+
+    private readonly _handleChange = (event: React.ChangeEvent<HTMLInputElement>): void => {
+        const address = event.target.value;
+        const isValidAddress = addressUtils.isAddress(address.toLowerCase()) || address === '';
+        const errMsg = isValidAddress ? '' : 'Please enter a valid Ethereum address';
+        this.setState({
+            errMsg,
+        });
+        this.props.onChange(address, isValidAddress);
+    };
+}
+
+const PlainInput: React.StatelessComponent<InputProps> = ({ value, className, placeholder, onChange }) => (
+    <input className={className} value={value} onChange={onChange} placeholder={placeholder} />
+);
+
+export const Input = styled(PlainInput)`
+    background-color: ${colors.white};
+    color: ${colors.textDarkSecondary};
+    font-size: 1rem;
+    width: 100%;
+    padding: 16px 20px 18px;
+    border-radius: 4px;
+    border: 1px solid transparent;
+    outline: none;
+    &::placeholder {
+        color: #333333;
+        opacity: 0.5;
+    }
+`;
diff --git a/packages/website/ts/@next/pages/instant/configurator.tsx b/packages/website/ts/@next/pages/instant/configurator.tsx
new file mode 100644
index 000000000..7c67e6333
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/configurator.tsx
@@ -0,0 +1,104 @@
+import * as _ from 'lodash';
+import * as React from 'react';
+import styled from 'styled-components';
+
+import { CodeDemo } from 'ts/@next/pages/instant/code_demo';
+import { ConfigGenerator } from 'ts/@next/pages/instant/config_generator';
+
+import { Link } from 'ts/@next/components/link';
+import { Column, FlexWrap } from 'ts/@next/components/newLayout';
+import { Heading } from 'ts/@next/components/text';
+import { WebsitePaths } from 'ts/types';
+
+import { ZeroExInstantBaseConfig } from '../../../../../instant/src/types';
+
+export interface ConfiguratorState {
+    instantConfig: ZeroExInstantBaseConfig;
+}
+
+export class Configurator extends React.Component {
+    public state: ConfiguratorState = {
+        instantConfig: {
+            orderSource: 'https://api.radarrelay.com/0x/v2/',
+            availableAssetDatas: undefined,
+            affiliateInfo: {
+                feeRecipient: '',
+                feePercentage: 0,
+            },
+        },
+    };
+    public render(): React.ReactNode {
+        const codeToDisplay = this._generateCodeDemoCode();
+        return (
+            <FlexWrap isFlex={true}>
+                <Column width="442px" padding="0 70px 0 0">
+                    <ConfigGenerator value={this.state.instantConfig} onConfigChange={this._handleConfigChange} />
+                </Column>
+                <Column width="100%">
+                    <HeadingWrapper>
+                        <Heading size="small" marginBottom="15px">
+                            Code Snippet
+                        </Heading>
+                        <Link href={`${WebsitePaths.Wiki}#Get-Started-With-Instant`} isBlock={true} target="_blank">
+                            Explore the Docs
+                        </Link>
+                    </HeadingWrapper>
+                    <CodeDemo key={codeToDisplay}>{codeToDisplay}</CodeDemo>
+                </Column>
+            </FlexWrap>
+        );
+    }
+    private readonly _handleConfigChange = (config: ZeroExInstantBaseConfig) => {
+        this.setState({
+            instantConfig: config,
+        });
+    };
+    private readonly _generateCodeDemoCode = (): string => {
+        const { instantConfig } = this.state;
+        return `<!DOCTYPE html>
+<html>
+    <head>
+        <meta charset="utf-8" />
+        <script src="https://instant.0x.org/instant.js"></script>
+    </head>
+    <body>
+        <script>
+            zeroExInstant.render({
+                orderSource: '${instantConfig.orderSource}',${
+            !_.isUndefined(instantConfig.affiliateInfo) && instantConfig.affiliateInfo.feeRecipient
+                ? `\n                affiliateInfo: {
+                    feeRecipient: '${instantConfig.affiliateInfo.feeRecipient.toLowerCase()}',
+                    feePercentage: ${instantConfig.affiliateInfo.feePercentage}
+                },`
+                : ''
+        }${
+            !_.isUndefined(instantConfig.availableAssetDatas)
+                ? `\n                availableAssetDatas: ${this._renderAvailableAssetDatasString(
+                      instantConfig.availableAssetDatas,
+                  )}`
+                : ''
+        }
+                }, 'body');
+            </script>
+        </body>
+    </html>`;
+    };
+    private readonly _renderAvailableAssetDatasString = (availableAssetDatas: string[]): string => {
+        const stringAvailableAssetDatas = availableAssetDatas.map(assetData => `'${assetData}'`);
+        if (availableAssetDatas.length < 2) {
+            return `[${stringAvailableAssetDatas.join(', ')}]`;
+        }
+        return `[\n                    ${stringAvailableAssetDatas.join(
+            ', \n                    ',
+        )}\n                ]`;
+    };
+}
+
+const HeadingWrapper = styled.div`
+    display: flex;
+    justify-content: space-between;
+
+    a {
+        transform: translateY(-8px);
+    }
+`;
diff --git a/packages/website/ts/@next/pages/instant/fee_percentage_slider.tsx b/packages/website/ts/@next/pages/instant/fee_percentage_slider.tsx
new file mode 100644
index 000000000..5775d6dfb
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/fee_percentage_slider.tsx
@@ -0,0 +1,80 @@
+import Slider from 'rc-slider';
+import * as React from 'react';
+import styled from 'styled-components';
+import 'ts/@next/pages/instant/rc-slider.css';
+
+import { colors } from 'ts/style/colors';
+
+const SliderWithTooltip = (Slider as any).createSliderWithTooltip(Slider);
+// tslint:disable-next-line:no-unused-expression
+
+export interface FeePercentageSliderProps {
+    value: number;
+    isDisabled?: boolean;
+    onChange: (value: number) => void;
+}
+
+export class FeePercentageSlider extends React.Component<FeePercentageSliderProps> {
+    public render(): React.ReactNode {
+        return (
+            <StyledSlider
+                min={0}
+                max={0.05}
+                step={0.0025}
+                value={this.props.value}
+                disabled={this.props.isDisabled}
+                onChange={this.props.onChange}
+                tipFormatter={this._feePercentageSliderFormatter}
+                tipProps={{ placement: 'bottom', overlayStyle: { backgroundColor: '#fff', borderRadius: '4px' } }}
+                trackStyle={{
+                    backgroundColor: colors.brandLight,
+                }}
+                railStyle={{
+                    backgroundColor: 'rgba(255, 255, 255, 0.2)',
+                }}
+                handleStyle={{
+                    border: 'none',
+                    boxShadow: 'none',
+                }}
+                activeDotStyle={{
+                    boxShadow: 'none',
+                    border: 'none',
+                }}
+            />
+        );
+    }
+    private readonly _feePercentageSliderFormatter = (value: number): React.ReactNode => {
+        return <Text>{`${(value * 100).toFixed(2)}%`}</Text>;
+    };
+}
+
+const StyledSlider = styled(SliderWithTooltip)`
+    .rc-slider-tooltip__inner {
+        box-shadow: none !important;
+        background-color: ${colors.white} !important;
+        border-radius: 4px !important;
+        padding: 3px 12px !important;
+        height: auto !important;
+        position: relative;
+        top: 7px;
+        &:after {
+            border: solid transparent;
+            content: ' ';
+            height: 0;
+            width: 0;
+            position: absolute;
+            pointer-events: none;
+            border-width: 6px;
+            bottom: 100%;
+            left: 100%;
+            border-bottom-color: ${colors.white};
+            margin-left: -60%;
+        }
+    }
+`;
+
+const Text = styled.span`
+    color: #000000;
+    font-size: 12px;
+    line-height: 18px;
+`;
diff --git a/packages/website/ts/@next/pages/instant/rc-slider.css b/packages/website/ts/@next/pages/instant/rc-slider.css
new file mode 100644
index 000000000..63038324e
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/rc-slider.css
@@ -0,0 +1,295 @@
+.rc-slider {
+    position: relative;
+    height: 14px;
+    padding: 5px 0;
+    width: 100%;
+    border-radius: 6px;
+    -ms-touch-action: none;
+    touch-action: none;
+    box-sizing: border-box;
+    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+.rc-slider * {
+    box-sizing: border-box;
+    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+.rc-slider-rail {
+    position: absolute;
+    width: 100%;
+    background-color: #e9e9e9;
+    height: 4px;
+    border-radius: 6px;
+}
+
+.rc-slider-track {
+    position: absolute;
+    left: 0;
+    height: 4px;
+    border-radius: 6px;
+    background-color: #abe2fb;
+}
+
+.rc-slider-handle {
+    position: absolute;
+    margin-left: -7px;
+    margin-top: -5px;
+    width: 14px;
+    height: 14px;
+    cursor: pointer;
+    cursor: -webkit-grab;
+    cursor: grab;
+    border-radius: 50%;
+    border: solid 2px #96dbfa;
+    background-color: #fff;
+    -ms-touch-action: pan-x;
+    touch-action: pan-x;
+}
+
+.rc-slider-handle:focus {
+    border-color: #57c5f7;
+    box-shadow: 0 0 0 5px #96dbfa;
+    outline: none;
+}
+
+.rc-slider-handle-click-focused:focus {
+    border-color: #96dbfa;
+    box-shadow: unset;
+}
+
+.rc-slider-handle:hover {
+    border-color: #57c5f7;
+}
+
+.rc-slider-handle:active {
+    border-color: #57c5f7;
+    box-shadow: 0 0 5px #57c5f7;
+    cursor: -webkit-grabbing;
+    cursor: grabbing;
+}
+
+.rc-slider-mark {
+    position: absolute;
+    top: 18px;
+    left: 0;
+    width: 100%;
+    font-size: 12px;
+}
+
+.rc-slider-mark-text {
+    position: absolute;
+    display: inline-block;
+    vertical-align: middle;
+    text-align: center;
+    cursor: pointer;
+    color: #999;
+}
+
+.rc-slider-mark-text-active {
+    color: #666;
+}
+
+.rc-slider-step {
+    position: absolute;
+    width: 100%;
+    height: 4px;
+    background: transparent;
+}
+
+.rc-slider-dot {
+    position: absolute;
+    bottom: -2px;
+    margin-left: -4px;
+    width: 8px;
+    height: 8px;
+    border: 2px solid #e9e9e9;
+    background-color: #fff;
+    cursor: pointer;
+    border-radius: 50%;
+    vertical-align: middle;
+}
+
+.rc-slider-dot-active {
+    border-color: #96dbfa;
+}
+
+.rc-slider-disabled {
+    opacity: 0.2;
+}
+
+.rc-slider-disabled .rc-slider-track {
+    background-color: #ccc;
+}
+
+.rc-slider-disabled .rc-slider-handle,
+.rc-slider-disabled .rc-slider-dot {
+    border-color: #ccc;
+    box-shadow: none;
+    background-color: #fff;
+    cursor: not-allowed;
+}
+
+.rc-slider-disabled .rc-slider-mark-text,
+.rc-slider-disabled .rc-slider-dot {
+    cursor: not-allowed !important;
+}
+
+.rc-slider-vertical {
+    width: 14px;
+    height: 100%;
+    padding: 0 5px;
+}
+
+.rc-slider-vertical .rc-slider-rail {
+    height: 100%;
+    width: 4px;
+}
+
+.rc-slider-vertical .rc-slider-track {
+    left: 5px;
+    bottom: 0;
+    width: 4px;
+}
+
+.rc-slider-vertical .rc-slider-handle {
+    margin-left: -5px;
+    margin-bottom: -7px;
+    -ms-touch-action: pan-y;
+    touch-action: pan-y;
+}
+
+.rc-slider-vertical .rc-slider-mark {
+    top: 0;
+    left: 18px;
+    height: 100%;
+}
+
+.rc-slider-vertical .rc-slider-step {
+    height: 100%;
+    width: 4px;
+}
+
+.rc-slider-vertical .rc-slider-dot {
+    left: 2px;
+    margin-bottom: -4px;
+}
+
+.rc-slider-vertical .rc-slider-dot:first-child {
+    margin-bottom: -4px;
+}
+
+.rc-slider-vertical .rc-slider-dot:last-child {
+    margin-bottom: -4px;
+}
+
+.rc-slider-tooltip-zoom-down-enter,
+.rc-slider-tooltip-zoom-down-appear {
+    animation-duration: .3s;
+    animation-fill-mode: both;
+    display: block !important;
+    animation-play-state: paused;
+}
+
+.rc-slider-tooltip-zoom-down-leave {
+    animation-duration: .3s;
+    animation-fill-mode: both;
+    display: block !important;
+    animation-play-state: paused;
+}
+
+.rc-slider-tooltip-zoom-down-enter.rc-slider-tooltip-zoom-down-enter-active,
+.rc-slider-tooltip-zoom-down-appear.rc-slider-tooltip-zoom-down-appear-active {
+    animation-name: rcSliderTooltipZoomDownIn;
+    animation-play-state: running;
+}
+
+.rc-slider-tooltip-zoom-down-leave.rc-slider-tooltip-zoom-down-leave-active {
+    animation-name: rcSliderTooltipZoomDownOut;
+    animation-play-state: running;
+}
+
+.rc-slider-tooltip-zoom-down-enter,
+.rc-slider-tooltip-zoom-down-appear {
+    transform: scale(0, 0);
+    animation-timing-function: cubic-bezier(0.23, 1, 0.32, 1);
+}
+
+.rc-slider-tooltip-zoom-down-leave {
+    animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
+}
+
+@keyframes rcSliderTooltipZoomDownIn {
+    0% {
+        opacity: 0;
+        transform-origin: 50% 100%;
+        transform: scale(0, 0);
+    }
+
+    100% {
+        transform-origin: 50% 100%;
+        transform: scale(1, 1);
+    }
+}
+
+@keyframes rcSliderTooltipZoomDownOut {
+    0% {
+        transform-origin: 50% 100%;
+        transform: scale(1, 1);
+    }
+
+    100% {
+        opacity: 0;
+        transform-origin: 50% 100%;
+        transform: scale(0, 0);
+    }
+}
+
+.rc-slider-tooltip {
+    position: absolute;
+    left: -9999px;
+    top: -9999px;
+    visibility: visible;
+    box-sizing: border-box;
+    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+.rc-slider-tooltip * {
+    box-sizing: border-box;
+    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+.rc-slider-tooltip-hidden {
+    display: none;
+}
+
+.rc-slider-tooltip-placement-top {
+    padding: 4px 0 8px 0;
+}
+
+.rc-slider-tooltip-inner {
+    padding: 4px 6px 4px;
+    min-width: 24px;
+    height: 24px;
+    font-size: 12px;
+    line-height: 1;
+    color: #000;
+    text-align: center;
+    text-decoration: none;
+}
+
+.rc-slider-tooltip-arrow {
+    position: absolute;
+    width: 0;
+    height: 0;
+    border-color: transparent;
+    border-style: solid;
+}
+
+.rc-slider-tooltip-placement-top .rc-slider-tooltip-arrow {
+    bottom: 4px;
+    left: 50%;
+    margin-left: -4px;
+    border-width: 4px 4px 0;
+    border-top-color: #6c6c6c;
+}
diff --git a/packages/website/ts/@next/pages/instant/select.tsx b/packages/website/ts/@next/pages/instant/select.tsx
new file mode 100644
index 000000000..d4146cfb0
--- /dev/null
+++ b/packages/website/ts/@next/pages/instant/select.tsx
@@ -0,0 +1,74 @@
+import * as React from 'react';
+import styled from 'styled-components';
+
+export interface SelectItemConfig {
+    label: string;
+    value?: string;
+    onClick?: () => void;
+}
+
+interface SelectProps {
+    value?: string;
+    id: string;
+    items: SelectItemConfig[];
+    emptyText?: string;
+    onChange?: (ev: React.ChangeEvent<HTMLSelectElement>) => void;
+    shouldIncludeEmpty: boolean;
+}
+
+export const Select: React.FunctionComponent<SelectProps> = ({
+    value,
+    id,
+    items,
+    shouldIncludeEmpty,
+    emptyText,
+    onChange,
+}) => {
+    return (
+        <Container>
+            <StyledSelect id={id} onChange={onChange}>
+                {shouldIncludeEmpty && <option value="">{emptyText}</option>}
+                {items.map((item, index) => (
+                    <option
+                        key={`${id}-item-${index}`}
+                        value={item.value}
+                        selected={item.value === value}
+                        onClick={item.onClick}
+                    >
+                        {item.label}
+                    </option>
+                ))}
+            </StyledSelect>
+            <Caret width="12" height="7" fill="none" xmlns="http://www.w3.org/2000/svg">
+                <path d="M11 1L6 6 1 1" stroke="#666" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" />
+            </Caret>
+        </Container>
+    );
+};
+
+Select.defaultProps = {
+    emptyText: 'Select...',
+    shouldIncludeEmpty: true,
+};
+
+const Container = styled.div`
+    background-color: #fff;
+    border-radius: 4px;
+    display: flex;
+    width: 100%;
+    position: relative;
+`;
+
+const StyledSelect = styled.select`
+    appearance: none;
+    border: 0;
+    font-size: 1rem;
+    width: 100%;
+    padding: 20px 20px 20px 20px;
+`;
+
+const Caret = styled.svg`
+    position: absolute;
+    right: 20px;
+    top: calc(50% - 4px);
+`;