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import * as _ from 'lodash';
import * as React from 'react';
import * as ReactMarkdown from 'react-markdown';
import { Element as ScrollElement } from 'react-scroll';
import { HeaderSizes } from '../types';
import { colors } from '../utils/colors';
import { utils } from '../utils/utils';
import { AnchorTitle } from './anchor_title';
import { MarkdownCodeBlock } from './markdown_code_block';
import { MarkdownLinkBlock } from './markdown_link_block';
export interface MarkdownSectionProps {
sectionName: string;
markdownContent: string;
headerSize?: HeaderSizes;
githubLink?: string;
}
interface DefaultMarkdownSectionProps {
headerSize: HeaderSizes;
}
type PropsWithDefaults = MarkdownSectionProps & DefaultMarkdownSectionProps;
export interface MarkdownSectionState {
shouldShowAnchor: boolean;
}
export class MarkdownSection extends React.Component<MarkdownSectionProps, MarkdownSectionState> {
public static defaultProps: Partial<MarkdownSectionProps> = {
headerSize: HeaderSizes.H3,
};
constructor(props: MarkdownSectionProps) {
super(props);
this.state = {
shouldShowAnchor: false,
};
}
public render(): React.ReactNode {
const { sectionName, markdownContent, headerSize, githubLink } = this.props as PropsWithDefaults;
const id = utils.getIdFromName(sectionName);
const finalSectionName = utils.convertDashesToSpaces(sectionName);
return (
<div
className="md-px1 sm-px2 overflow-hidden"
onMouseOver={this._setAnchorVisibility.bind(this, true)}
onMouseOut={this._setAnchorVisibility.bind(this, false)}
>
<ScrollElement name={id}>
<div className="clearfix pt3">
<div className="col lg-col-8 md-col-8 sm-col-12">
<span style={{ textTransform: 'capitalize', color: colors.grey700 }}>
<AnchorTitle
headerSize={headerSize}
title={finalSectionName}
id={id}
shouldShowAnchor={this.state.shouldShowAnchor}
/>
</span>
</div>
<div className="col col-4 sm-hide xs-hide right-align pr3" style={{ height: 28 }}>
{!_.isUndefined(githubLink) && (
<a
href={githubLink}
target="_blank"
style={{ color: colors.linkBlue, textDecoration: 'none', lineHeight: 2.1 }}
>
Edit on Github
</a>
)}
</div>
</div>
<hr style={{ border: `1px solid ${colors.lightestGrey}` }} />
<ReactMarkdown
source={markdownContent}
escapeHtml={false}
renderers={{
code: MarkdownCodeBlock,
link: MarkdownLinkBlock,
}}
/>
</ScrollElement>
</div>
);
}
private _setAnchorVisibility(shouldShowAnchor: boolean): void {
this.setState({
shouldShowAnchor,
});
}
}
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