Files
outline/app/components/Sidebar/components/DocumentLink.js
2019-12-22 17:06:39 -08:00

143 lines
3.8 KiB
JavaScript

// @flow
import * as React from 'react';
import { observer } from 'mobx-react';
import { observable } from 'mobx';
import styled from 'styled-components';
import Document from 'models/Document';
import DocumentMenu from 'menus/DocumentMenu';
import SidebarLink from './SidebarLink';
import DropToImport from 'components/DropToImport';
import Fade from 'components/Fade';
import Collection from 'models/Collection';
import DocumentsStore from 'stores/DocumentsStore';
import Flex from 'shared/components/Flex';
import { type NavigationNode } from 'types';
type Props = {
node: NavigationNode,
documents: DocumentsStore,
collection?: Collection,
activeDocument: ?Document,
activeDocumentRef?: (?HTMLElement) => void,
prefetchDocument: (documentId: string) => Promise<void>,
depth: number,
};
@observer
class DocumentLink extends React.Component<Props> {
@observable menuOpen = false;
componentDidMount() {
if (this.isActiveDocument() && this.hasChildDocuments()) {
this.props.documents.fetchChildDocuments(this.props.node.id);
}
}
componentDidUpdate(prevProps: Props) {
if (prevProps.activeDocument !== this.props.activeDocument) {
if (this.isActiveDocument() && this.hasChildDocuments()) {
this.props.documents.fetchChildDocuments(this.props.node.id);
}
}
}
handleMouseEnter = (ev: SyntheticEvent<>) => {
const { node, prefetchDocument } = this.props;
ev.stopPropagation();
ev.preventDefault();
prefetchDocument(node.id);
};
isActiveDocument = () => {
return (
this.props.activeDocument &&
this.props.activeDocument.id === this.props.node.id
);
};
hasChildDocuments = () => {
return !!this.props.node.children.length;
};
render() {
const {
node,
documents,
collection,
activeDocument,
activeDocumentRef,
prefetchDocument,
depth,
} = this.props;
const showChildren = !!(
activeDocument &&
collection &&
(collection
.pathToDocument(activeDocument)
.map(entry => entry.id)
.includes(node.id) ||
this.isActiveDocument())
);
const document = documents.get(node.id);
return (
<Flex
column
key={node.id}
ref={this.isActiveDocument() ? activeDocumentRef : undefined}
onMouseEnter={this.handleMouseEnter}
>
<DropToImport documentId={node.id} activeClassName="activeDropZone">
<SidebarLink
to={{
pathname: node.url,
state: { title: node.title },
}}
expanded={showChildren ? true : undefined}
label={node.title}
depth={depth}
exact={false}
menuOpen={this.menuOpen}
menu={
document ? (
<Fade>
<DocumentMenu
position="right"
document={document}
onOpen={() => (this.menuOpen = true)}
onClose={() => (this.menuOpen = false)}
/>
</Fade>
) : (
undefined
)
}
>
{this.hasChildDocuments() && (
<DocumentChildren column>
{node.children.map(childNode => (
<DocumentLink
key={childNode.id}
collection={collection}
node={childNode}
documents={documents}
activeDocument={activeDocument}
prefetchDocument={prefetchDocument}
depth={depth + 1}
/>
))}
</DocumentChildren>
)}
</SidebarLink>
</DropToImport>
</Flex>
);
}
}
const DocumentChildren = styled(Flex)``;
export default DocumentLink;