Files
outline/app/scenes/Document/components/Editor.tsx
2022-02-18 08:42:24 -08:00

149 lines
3.9 KiB
TypeScript

import { observer } from "mobx-react";
import * as React from "react";
import { useTranslation } from "react-i18next";
import { useRouteMatch } from "react-router-dom";
import Document from "~/models/Document";
import ClickablePadding from "~/components/ClickablePadding";
import DocumentMetaWithViews from "~/components/DocumentMetaWithViews";
import Editor, { Props as EditorProps } from "~/components/Editor";
import Flex from "~/components/Flex";
import HoverPreview from "~/components/HoverPreview";
import {
documentHistoryUrl,
documentUrl,
matchDocumentHistory,
} from "~/utils/routeHelpers";
import MultiplayerEditor from "./AsyncMultiplayerEditor";
import EditableTitle from "./EditableTitle";
type Props = EditorProps & {
onChangeTitle: (text: string) => void;
title: string;
id: string;
document: Document;
isDraft: boolean;
multiplayer?: boolean;
onSave: (options: {
done?: boolean;
autosave?: boolean;
publish?: boolean;
}) => void;
children: React.ReactNode;
};
/**
* The main document editor includes an editable title with metadata below it,
* and support for hover previews of internal links.
*/
function DocumentEditor(props: Props, ref: React.RefObject<any>) {
const [
activeLinkEvent,
setActiveLinkEvent,
] = React.useState<MouseEvent | null>(null);
const titleRef = React.useRef<HTMLSpanElement>(null);
const { t } = useTranslation();
const match = useRouteMatch();
const focusAtStart = React.useCallback(() => {
if (ref.current) {
ref.current.focusAtStart();
}
}, [ref]);
const focusAtEnd = React.useCallback(() => {
if (ref.current) {
ref.current.focusAtEnd();
}
}, [ref]);
const handleLinkActive = React.useCallback((event: MouseEvent) => {
setActiveLinkEvent(event);
return false;
}, []);
const handleLinkInactive = React.useCallback(() => {
setActiveLinkEvent(null);
}, []);
const handleGoToNextInput = React.useCallback(
(insertParagraph: boolean) => {
if (insertParagraph && ref.current) {
const { view } = ref.current;
const { dispatch, state } = view;
dispatch(state.tr.insert(0, state.schema.nodes.paragraph.create()));
}
focusAtStart();
},
[focusAtStart, ref]
);
const {
document,
title,
onChangeTitle,
isDraft,
shareId,
readOnly,
children,
multiplayer,
...rest
} = props;
const EditorComponent = multiplayer ? MultiplayerEditor : Editor;
return (
<Flex auto column>
<EditableTitle
ref={titleRef}
value={title}
readOnly={readOnly}
document={document}
onGoToNextInput={handleGoToNextInput}
onChange={onChangeTitle}
starrable={!shareId}
placeholder={
document.isTemplate ? t("Name your template…") : t("Untitled")
}
/>
{!shareId && (
<DocumentMetaWithViews
isDraft={isDraft}
document={document}
to={
match.path === matchDocumentHistory
? documentUrl(document)
: documentHistoryUrl(document)
}
rtl={
titleRef.current
? window.getComputedStyle(titleRef.current).direction === "rtl"
: false
}
/>
)}
<EditorComponent
ref={ref}
autoFocus={!!title && !props.defaultValue}
placeholder={t("Type '/' to insert, or start writing…")}
onHoverLink={handleLinkActive}
scrollTo={window.location.hash}
readOnly={readOnly}
shareId={shareId}
grow
{...rest}
/>
{!readOnly && <ClickablePadding onClick={focusAtEnd} grow />}
{activeLinkEvent && !shareId && (
<HoverPreview
node={activeLinkEvent.target as HTMLAnchorElement}
event={activeLinkEvent}
onClose={handleLinkInactive}
/>
)}
{children}
</Flex>
);
}
export default observer(React.forwardRef(DocumentEditor));