502 lines
14 KiB
JavaScript
502 lines
14 KiB
JavaScript
// @flow
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import * as React from "react";
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import { debounce } from "lodash";
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import styled, { withTheme } from "styled-components";
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import breakpoint from "styled-components-breakpoint";
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import { observable } from "mobx";
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import { observer, inject } from "mobx-react";
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import { Prompt, Route, withRouter } from "react-router-dom";
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import type { Location, RouterHistory } from "react-router-dom";
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import keydown from "react-keydown";
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import Flex from "shared/components/Flex";
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import {
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collectionUrl,
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documentMoveUrl,
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documentHistoryUrl,
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documentEditUrl,
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documentUrl,
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} from "utils/routeHelpers";
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import { emojiToUrl } from "utils/emoji";
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import Header from "./Header";
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import DocumentMove from "./DocumentMove";
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import KeyboardShortcutsButton from "./KeyboardShortcutsButton";
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import References from "./References";
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import Loading from "./Loading";
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import Container from "./Container";
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import Contents from "./Contents";
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import MarkAsViewed from "./MarkAsViewed";
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import ErrorBoundary from "components/ErrorBoundary";
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import LoadingIndicator from "components/LoadingIndicator";
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import PageTitle from "components/PageTitle";
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import Branding from "shared/components/Branding";
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import Notice from "shared/components/Notice";
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import Time from "shared/components/Time";
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import UiStore from "stores/UiStore";
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import AuthStore from "stores/AuthStore";
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import Document from "models/Document";
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import Revision from "models/Revision";
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let EditorImport;
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const AUTOSAVE_DELAY = 3000;
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const IS_DIRTY_DELAY = 500;
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const DISCARD_CHANGES = `
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You have unsaved changes.
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Are you sure you want to discard them?
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`;
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const UPLOADING_WARNING = `
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Images are still uploading.
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Are you sure you want to discard them?
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`;
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type Props = {
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match: Object,
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history: RouterHistory,
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location: Location,
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abilities: Object,
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document: Document,
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revision: Revision,
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readOnly: boolean,
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onCreateLink: (title: string) => string,
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onSearchLink: (term: string) => any,
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theme: Object,
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auth: AuthStore,
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ui: UiStore,
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};
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@observer
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class DocumentScene extends React.Component<Props> {
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@observable editor: ?any;
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getEditorText: () => string = () => this.props.document.text;
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@observable editorComponent = EditorImport;
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@observable isUploading: boolean = false;
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@observable isSaving: boolean = false;
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@observable isPublishing: boolean = false;
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@observable isDirty: boolean = false;
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@observable isEmpty: boolean = true;
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@observable moveModalOpen: boolean = false;
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@observable lastRevision: number;
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@observable title: string;
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constructor(props) {
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super();
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this.title = props.document.title;
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this.lastRevision = props.document.revision;
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this.loadEditor();
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}
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componentDidMount() {
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this.updateIsDirty();
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this.updateBackground();
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}
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componentDidUpdate(prevProps) {
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const { auth, document } = this.props;
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if (this.props.readOnly) {
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this.lastRevision = document.revision;
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} else if (prevProps.document.revision !== this.lastRevision) {
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if (auth.user && document.updatedBy.id !== auth.user.id) {
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this.props.ui.showToast(
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`Document updated by ${document.updatedBy.name}`,
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{
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timeout: 30 * 1000,
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action: {
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text: "Reload",
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onClick: () => {
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window.location.href = documentUrl(document);
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},
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},
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}
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);
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}
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}
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this.updateBackground();
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}
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updateBackground() {
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// ensure the wider page color always matches the theme. This is to
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// account for share links which don't sit in the wider Layout component
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window.document.body.style.background = this.props.theme.background;
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}
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@keydown("m")
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goToMove(ev) {
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if (!this.props.readOnly) return;
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ev.preventDefault();
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const { document, abilities } = this.props;
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if (abilities.update) {
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this.props.history.push(documentMoveUrl(document));
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}
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}
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@keydown("e")
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goToEdit(ev) {
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if (!this.props.readOnly) return;
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ev.preventDefault();
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const { document, abilities } = this.props;
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if (abilities.update) {
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this.props.history.push(documentEditUrl(document));
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}
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}
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@keydown("esc")
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goBack(ev) {
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if (this.props.readOnly) return;
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ev.preventDefault();
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this.props.history.goBack();
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}
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@keydown("h")
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goToHistory(ev) {
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if (!this.props.readOnly) return;
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ev.preventDefault();
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const { document, revision } = this.props;
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if (revision) {
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this.props.history.push(document.url);
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} else {
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this.props.history.push(documentHistoryUrl(document));
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}
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}
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@keydown("meta+shift+p")
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onPublish(ev) {
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ev.preventDefault();
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const { document } = this.props;
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if (document.publishedAt) return;
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this.onSave({ publish: true, done: true });
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}
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@keydown("meta+ctrl+h")
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onToggleTableOfContents(ev) {
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if (!this.props.readOnly) return;
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ev.preventDefault();
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const { ui } = this.props;
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if (ui.tocVisible) {
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ui.hideTableOfContents();
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} else {
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ui.showTableOfContents();
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}
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}
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loadEditor = async () => {
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if (this.editorComponent) return;
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try {
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const EditorImport = await import("./Editor");
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this.editorComponent = EditorImport.default;
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} catch (err) {
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console.error(err);
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// If the editor bundle fails to load then reload the entire window. This
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// can happen if a deploy happens between the user loading the initial JS
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// bundle and the async-loaded editor JS bundle as the hash will change.
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window.location.reload();
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}
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};
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handleCloseMoveModal = () => (this.moveModalOpen = false);
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handleOpenMoveModal = () => (this.moveModalOpen = true);
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onSave = async (
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options: {
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done?: boolean,
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publish?: boolean,
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autosave?: boolean,
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} = {}
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) => {
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const { document } = this.props;
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// prevent saves when we are already saving
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if (document.isSaving) return;
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// get the latest version of the editor text value
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const text = this.getEditorText ? this.getEditorText() : document.text;
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const title = this.title;
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// prevent save before anything has been written (single hash is empty doc)
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if (text.trim() === "" && title.trim === "") return;
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// prevent autosave if nothing has changed
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if (
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options.autosave &&
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document.text.trim() === text.trim() &&
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document.title.trim() === title.trim()
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)
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return;
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document.title = title;
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document.text = text;
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let isNew = !document.id;
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this.isSaving = true;
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this.isPublishing = !!options.publish;
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try {
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const savedDocument = await document.save({
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...options,
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lastRevision: this.lastRevision,
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});
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this.isDirty = false;
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this.lastRevision = savedDocument.revision;
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if (options.done) {
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this.props.history.push(savedDocument.url);
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this.props.ui.setActiveDocument(savedDocument);
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} else if (isNew) {
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this.props.history.push(documentEditUrl(savedDocument));
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this.props.ui.setActiveDocument(savedDocument);
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}
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} catch (err) {
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this.props.ui.showToast(err.message);
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} finally {
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this.isSaving = false;
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this.isPublishing = false;
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}
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};
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autosave = debounce(() => {
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this.onSave({ done: false, autosave: true });
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}, AUTOSAVE_DELAY);
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updateIsDirty = () => {
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const { document } = this.props;
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const editorText = this.getEditorText().trim();
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const titleChanged = this.title !== document.title;
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const bodyChanged = editorText !== document.text.trim();
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// a single hash is a doc with just an empty title
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this.isEmpty = (!editorText || editorText === "#") && !this.title;
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this.isDirty = bodyChanged || titleChanged;
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};
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updateIsDirtyDebounced = debounce(this.updateIsDirty, IS_DIRTY_DELAY);
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onImageUploadStart = () => {
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this.isUploading = true;
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};
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onImageUploadStop = () => {
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this.isUploading = false;
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};
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onChange = getEditorText => {
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this.getEditorText = getEditorText;
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this.updateIsDirtyDebounced();
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this.autosave();
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};
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onChangeTitle = event => {
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this.title = event.target.value;
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this.updateIsDirtyDebounced();
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this.autosave();
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};
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goBack = () => {
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let url;
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if (this.props.document.url) {
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url = this.props.document.url;
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} else {
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url = collectionUrl(this.props.match.params.id);
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}
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this.props.history.push(url);
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};
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render() {
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const {
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document,
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revision,
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readOnly,
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location,
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auth,
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ui,
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match,
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} = this.props;
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const team = auth.team;
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const Editor = this.editorComponent;
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const isShare = !!match.params.shareId;
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if (!Editor) {
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return <Loading location={location} />;
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}
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const value = revision ? revision.text : document.text;
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const disableEmbeds =
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(team && team.documentEmbeds === false) || document.embedsDisabled;
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return (
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<ErrorBoundary>
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<Background
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key={revision ? revision.id : document.id}
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isShare={isShare}
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column
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auto
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>
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<Route
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path={`${match.url}/move`}
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component={() => (
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<DocumentMove document={document} onRequestClose={this.goBack} />
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)}
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/>
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<PageTitle
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title={document.title.replace(document.emoji, "") || "Untitled"}
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favicon={document.emoji ? emojiToUrl(document.emoji) : undefined}
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/>
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{(this.isUploading || this.isSaving) && <LoadingIndicator />}
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<Container justify="center" column auto>
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{!readOnly && (
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<React.Fragment>
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<Prompt
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when={this.isDirty && !this.isUploading}
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message={DISCARD_CHANGES}
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/>
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<Prompt
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when={this.isUploading && !this.isDirty}
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message={UPLOADING_WARNING}
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/>
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</React.Fragment>
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)}
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{!isShare && (
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<Header
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document={document}
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isRevision={!!revision}
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isDraft={document.isDraft}
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isEditing={!readOnly}
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isSaving={this.isSaving}
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isPublishing={this.isPublishing}
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publishingIsDisabled={
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document.isSaving || this.isPublishing || this.isEmpty
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}
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savingIsDisabled={document.isSaving || this.isEmpty}
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goBack={this.goBack}
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onSave={this.onSave}
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/>
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)}
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<MaxWidth
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archived={document.isArchived}
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tocVisible={ui.tocVisible}
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column
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auto
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>
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{document.archivedAt &&
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!document.deletedAt && (
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<Notice muted>
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Archived by {document.updatedBy.name}{" "}
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<Time dateTime={document.archivedAt} /> ago
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</Notice>
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)}
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{document.deletedAt && (
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<Notice muted>
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Deleted by {document.updatedBy.name}{" "}
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<Time dateTime={document.deletedAt} /> ago
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{document.permanentlyDeletedAt && (
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<React.Fragment>
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<br />
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This document will be permanently deleted in{" "}
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<Time dateTime={document.permanentlyDeletedAt} /> unless
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restored.
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</React.Fragment>
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)}
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</Notice>
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)}
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<Flex auto={!readOnly}>
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{ui.tocVisible &&
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readOnly && (
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<Contents
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headings={this.editor ? this.editor.getHeadings() : []}
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/>
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)}
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<Editor
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id={document.id}
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ref={ref => {
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if (ref) {
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this.editor = ref;
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}
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}}
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isDraft={document.isDraft}
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key={disableEmbeds ? "embeds-disabled" : "embeds-enabled"}
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title={revision ? revision.title : this.title}
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document={document}
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value={readOnly ? value : undefined}
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defaultValue={value}
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disableEmbeds={disableEmbeds}
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onImageUploadStart={this.onImageUploadStart}
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onImageUploadStop={this.onImageUploadStop}
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onSearchLink={this.props.onSearchLink}
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onCreateLink={this.props.onCreateLink}
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onChangeTitle={this.onChangeTitle}
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onChange={this.onChange}
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onSave={this.onSave}
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onPublish={this.onPublish}
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onCancel={this.goBack}
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readOnly={readOnly || document.isArchived}
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ui={this.props.ui}
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/>
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</Flex>
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{readOnly &&
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!isShare &&
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!revision && (
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<React.Fragment>
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<MarkAsViewed document={document} />
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<ReferencesWrapper isOnlyTitle={document.isOnlyTitle}>
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<References document={document} />
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</ReferencesWrapper>
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</React.Fragment>
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)}
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</MaxWidth>
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</Container>
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</Background>
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{isShare ? <Branding /> : <KeyboardShortcutsButton />}
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</ErrorBoundary>
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);
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}
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}
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const Background = styled(Container)`
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background: ${props => props.theme.background};
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transition: ${props => props.theme.backgroundTransition};
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`;
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const ReferencesWrapper = styled("div")`
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margin-top: ${props => (props.isOnlyTitle ? -45 : 16)}px;
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@media print {
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display: none;
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}
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`;
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const MaxWidth = styled(Flex)`
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${props =>
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props.archived && `* { color: ${props.theme.textSecondary} !important; } `};
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padding: 0 16px;
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max-width: 100vw;
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width: 100%;
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${breakpoint("tablet")`
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padding: 0 24px;
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margin: 4px auto 12px;
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max-width: calc(48px + ${props => (props.tocVisible ? "64em" : "46em")});
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`};
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${breakpoint("desktopLarge")`
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max-width: calc(48px + 46em);
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`};
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`;
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export default withRouter(
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inject("ui", "auth", "policies", "revisions")(withTheme(DocumentScene))
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);
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