162 lines
4.4 KiB
JavaScript
162 lines
4.4 KiB
JavaScript
// @flow
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import { observable } from "mobx";
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import { observer } from "mobx-react";
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import * as React from "react";
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import Textarea from "react-autosize-textarea";
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import styled from "styled-components";
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import { MAX_TITLE_LENGTH } from "shared/constants";
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import parseTitle from "shared/utils/parseTitle";
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import Document from "models/Document";
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import ClickablePadding from "components/ClickablePadding";
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import DocumentMetaWithViews from "components/DocumentMetaWithViews";
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import Editor from "components/Editor";
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import Flex from "components/Flex";
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import HoverPreview from "components/HoverPreview";
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import { documentHistoryUrl } from "utils/routeHelpers";
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type Props = {
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onChangeTitle: (event: SyntheticInputEvent<>) => void,
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title: string,
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defaultValue: string,
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document: Document,
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isDraft: boolean,
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isShare: boolean,
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readOnly?: boolean,
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onSave: ({ publish?: boolean, done?: boolean, autosave?: boolean }) => mixed,
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innerRef: { current: any },
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};
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@observer
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class DocumentEditor extends React.Component<Props> {
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@observable activeLinkEvent: ?MouseEvent;
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focusAtStart = () => {
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if (this.props.innerRef.current) {
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this.props.innerRef.current.focusAtStart();
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}
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};
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focusAtEnd = () => {
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if (this.props.innerRef.current) {
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this.props.innerRef.current.focusAtEnd();
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}
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};
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insertParagraph = () => {
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if (this.props.innerRef.current) {
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const { view } = this.props.innerRef.current;
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const { dispatch, state } = view;
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dispatch(state.tr.insert(0, state.schema.nodes.paragraph.create()));
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}
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};
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handleTitleKeyDown = (event: SyntheticKeyboardEvent<>) => {
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if (event.key === "Enter") {
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event.preventDefault();
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if (event.metaKey) {
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this.props.onSave({ publish: true, done: true });
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return;
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}
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this.insertParagraph();
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this.focusAtStart();
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return;
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}
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if (event.key === "Tab" || event.key === "ArrowDown") {
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event.preventDefault();
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this.focusAtStart();
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return;
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}
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if (event.key === "s" && event.metaKey) {
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event.preventDefault();
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this.props.onSave({});
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return;
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}
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};
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handleLinkActive = (event: MouseEvent) => {
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this.activeLinkEvent = event;
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};
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handleLinkInactive = () => {
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this.activeLinkEvent = null;
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};
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render() {
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const {
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document,
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title,
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onChangeTitle,
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isDraft,
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isShare,
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readOnly,
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innerRef,
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} = this.props;
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const { emoji } = parseTitle(title);
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const startsWithEmojiAndSpace = !!(emoji && title.startsWith(`${emoji} `));
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return (
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<Flex auto column>
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<Title
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type="text"
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onChange={onChangeTitle}
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onKeyDown={this.handleTitleKeyDown}
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placeholder={document.placeholder}
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value={!title && readOnly ? document.titleWithDefault : title}
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style={startsWithEmojiAndSpace ? { marginLeft: "-1.2em" } : undefined}
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readOnly={readOnly}
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disabled={readOnly}
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autoFocus={!title}
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maxLength={MAX_TITLE_LENGTH}
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/>
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<DocumentMetaWithViews
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isDraft={isDraft}
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document={document}
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to={documentHistoryUrl(document)}
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/>
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<Editor
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ref={innerRef}
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autoFocus={title && !this.props.defaultValue}
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placeholder="…the rest is up to you"
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onHoverLink={this.handleLinkActive}
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scrollTo={window.location.hash}
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grow
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{...this.props}
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/>
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{!readOnly && <ClickablePadding onClick={this.focusAtEnd} grow />}
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{this.activeLinkEvent && !isShare && readOnly && (
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<HoverPreview
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node={this.activeLinkEvent.target}
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event={this.activeLinkEvent}
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onClose={this.handleLinkInactive}
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/>
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)}
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</Flex>
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);
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}
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}
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const Title = styled(Textarea)`
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z-index: 1;
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line-height: 1.25;
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margin-top: 1em;
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margin-bottom: 0.5em;
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background: ${(props) => props.theme.background};
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transition: ${(props) => props.theme.backgroundTransition};
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color: ${(props) => props.theme.text};
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-webkit-text-fill-color: ${(props) => props.theme.text};
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font-size: 2.25em;
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font-weight: 500;
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outline: none;
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border: 0;
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padding: 0;
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resize: none;
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&::placeholder {
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color: ${(props) => props.theme.placeholder};
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-webkit-text-fill-color: ${(props) => props.theme.placeholder};
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}
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`;
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export default DocumentEditor;
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