135 lines
3.4 KiB
JavaScript
135 lines
3.4 KiB
JavaScript
// @flow
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import * as React from "react";
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import styled from "styled-components";
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import Textarea from "react-autosize-textarea";
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import { observable } from "mobx";
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import { observer } from "mobx-react";
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import Editor from "components/Editor";
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import ClickablePadding from "components/ClickablePadding";
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import Flex from "components/Flex";
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import HoverPreview from "components/HoverPreview";
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import parseTitle from "shared/utils/parseTitle";
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import Document from "models/Document";
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import DocumentMeta from "components/DocumentMeta";
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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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};
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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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editor: ?Editor;
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focusAtStart = () => {
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if (this.editor) {
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this.editor.focusAtStart();
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}
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};
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focusAtEnd = () => {
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if (this.editor) {
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this.editor.focusAtEnd();
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}
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};
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getHeadings = () => {
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if (this.editor) {
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return this.editor.getHeadings();
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}
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return [];
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};
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handleTitleKeyDown = (event: SyntheticKeyboardEvent<>) => {
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if (event.key === "Enter" || event.key === "Tab") {
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event.preventDefault();
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this.focusAtStart();
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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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} = 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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autoFocus={!title}
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maxLength={100}
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/>
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<DocumentMeta isDraft={isDraft} document={document} />
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<Editor
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ref={(ref) => (this.editor = ref)}
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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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text: ${(props) => props.theme.text};
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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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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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}
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`;
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export default DocumentEditor;
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