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298 lines
12 KiB
JavaScript
298 lines
12 KiB
JavaScript
import utils from '../../services/utils.js';
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import server from '../../services/server.js';
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import toastService from "../../services/toast.js";
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import appContext from "../../components/app_context.js";
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import libraryLoader from "../../services/library_loader.js";
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import openService from "../../services/open.js";
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import protectedSessionHolder from "../../services/protected_session_holder.js";
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import BasicWidget from "../basic_widget.js";
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import dialogService from "../../services/dialog.js";
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const TPL = `
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<div class="note-revisions-dialog modal fade mx-auto" tabindex="-1" role="dialog">
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<style>
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.note-revisions-dialog .note-revision-content-wrapper {
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flex-grow: 1;
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margin-left: 20px;
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display: flex;
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flex-direction: column;
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min-width: 0;
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}
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.note-revisions-dialog .note-revision-content {
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overflow: auto;
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word-break: break-word;
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}
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.note-revisions-dialog .note-revision-content img {
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max-width: 100%;
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object-fit: contain;
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}
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.note-revisions-dialog .note-revision-content pre {
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max-width: 100%;
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word-break: break-all;
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white-space: pre-wrap;
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}
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</style>
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<div class="modal-dialog modal-xl" role="document">
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<div class="modal-content">
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<div class="modal-header">
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<h5 class="modal-title mr-auto">Note revisions</h5>
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<button class="note-revisions-erase-all-revisions-button btn btn-xs"
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title="Delete all revisions of this note"
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style="padding: 0 10px 0 10px;" type="button">Delete all revisions</button>
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<button class="help-button" type="button" data-help-page="Note-revisions" title="Help on Note revisions">?</button>
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<button type="button" class="close" data-dismiss="modal" aria-label="Close" style="margin-left: 0 !important;">
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<span aria-hidden="true">×</span>
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</button>
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</div>
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<div class="modal-body" style="display: flex; height: 80vh;">
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<div class="dropdown">
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<button class="note-revision-list-dropdown" type="button" style="display: none;" data-toggle="dropdown">Dropdown trigger</button>
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<div class="note-revision-list dropdown-menu" style="position: static; height: 100%; overflow: auto;"></div>
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</div>
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<div class="note-revision-content-wrapper">
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<div style="flex-grow: 0; display: flex; justify-content: space-between;">
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<h3 class="note-revision-title" style="margin: 3px; flex-grow: 100;"></h3>
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<div class="note-revision-title-buttons"></div>
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</div>
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<div class="note-revision-content"></div>
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</div>
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</div>
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</div>
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</div>
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</div>`;
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export default class NoteRevisionsDialog extends BasicWidget {
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constructor() {
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super();
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this.revisionItems = [];
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this.note = null;
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this.noteRevisionId = null;
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}
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doRender() {
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this.$widget = $(TPL);
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this.$list = this.$widget.find(".note-revision-list");
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this.$listDropdown = this.$widget.find(".note-revision-list-dropdown");
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this.$content = this.$widget.find(".note-revision-content");
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this.$title = this.$widget.find(".note-revision-title");
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this.$titleButtons = this.$widget.find(".note-revision-title-buttons");
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this.$eraseAllRevisionsButton = this.$widget.find(".note-revisions-erase-all-revisions-button");
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this.$listDropdown.dropdown();
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this.$listDropdown.parent().on('hide.bs.dropdown', e => {
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// prevent closing dropdown by clicking outside
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if (e.clickEvent) {
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e.preventDefault();
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}
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});
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this.$widget.on('shown.bs.modal', () => {
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this.$list.find(`[data-note-revision-id="${this.noteRevisionId}"]`)
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.trigger('focus');
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});
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this.$eraseAllRevisionsButton.on('click', async () => {
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const text = 'Do you want to delete all revisions of this note? This action will erase revision title and content, but still preserve revision metadata.';
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if (await dialogService.confirm(text)) {
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await server.remove(`notes/${this.note.noteId}/revisions`);
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this.$widget.modal('hide');
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toastService.showMessage('Note revisions has been deleted.');
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}
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});
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this.$list.on('click', '.dropdown-item', e => {
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e.preventDefault();
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return false;
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});
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this.$list.on('focus', '.dropdown-item', e => {
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this.$list.find('.dropdown-item').each((i, el) => {
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$(el).toggleClass('active', el === e.target);
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});
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this.setContentPane();
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});
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}
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async showNoteRevisionsEvent({noteId = appContext.tabManager.getActiveContextNoteId()}) {
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utils.openDialog(this.$widget);
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await this.loadNoteRevisions(noteId);
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}
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async loadNoteRevisions(noteId) {
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this.$list.empty();
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this.$content.empty();
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this.$titleButtons.empty();
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this.note = appContext.tabManager.getActiveContextNote();
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this.revisionItems = await server.get(`notes/${noteId}/revisions`);
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for (const item of this.revisionItems) {
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this.$list.append(
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$('<a class="dropdown-item" tabindex="0">')
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.text(`${item.dateLastEdited.substr(0, 16)} (${item.contentLength} bytes)`)
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.attr('data-note-revision-id', item.noteRevisionId)
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.attr('title', `This revision was last edited on ${item.dateLastEdited}`)
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);
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}
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this.$listDropdown.dropdown('show');
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if (this.revisionItems.length > 0) {
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if (!this.noteRevisionId) {
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this.noteRevisionId = this.revisionItems[0].noteRevisionId;
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}
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} else {
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this.$title.text("No revisions for this note yet...");
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this.noteRevisionId = null;
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}
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this.$eraseAllRevisionsButton.toggle(this.revisionItems.length > 0);
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}
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async setContentPane() {
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const noteRevisionId = this.$list.find(".active").attr('data-note-revision-id');
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const revisionItem = this.revisionItems.find(r => r.noteRevisionId === noteRevisionId);
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this.$titleButtons.empty();
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this.$content.empty();
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this.$title.html(revisionItem.title);
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const $restoreRevisionButton = $('<button class="btn btn-sm" type="button">Restore this revision</button>');
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$restoreRevisionButton.on('click', async () => {
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const text = 'Do you want to restore this revision? This will overwrite current title/content of the note with this revision.';
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if (await dialogService.confirm(text)) {
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await server.put(`notes/${revisionItem.noteId}/restore-revision/${revisionItem.noteRevisionId}`);
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this.$widget.modal('hide');
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toastService.showMessage('Note revision has been restored.');
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}
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});
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const $eraseRevisionButton = $('<button class="btn btn-sm" type="button">Delete this revision</button>');
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$eraseRevisionButton.on('click', async () => {
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const text = 'Do you want to delete this revision? This action will delete revision title and content, but still preserve revision metadata.';
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if (await dialogService.confirm(text)) {
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await server.remove(`notes/${revisionItem.noteId}/revisions/${revisionItem.noteRevisionId}`);
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this.loadNoteRevisions(revisionItem.noteId);
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toastService.showMessage('Note revision has been deleted.');
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}
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});
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if (!revisionItem.isProtected || protectedSessionHolder.isProtectedSessionAvailable()) {
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this.$titleButtons
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.append($restoreRevisionButton)
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.append(' ');
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}
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this.$titleButtons
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.append($eraseRevisionButton)
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.append(' ');
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const $downloadButton = $('<button class="btn btn-sm btn-primary" type="button">Download</button>');
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$downloadButton.on('click', () => openService.downloadNoteRevision(revisionItem.noteId, revisionItem.noteRevisionId));
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if (!revisionItem.isProtected || protectedSessionHolder.isProtectedSessionAvailable()) {
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this.$titleButtons.append($downloadButton);
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}
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const fullNoteRevision = await server.get(`notes/${revisionItem.noteId}/revisions/${revisionItem.noteRevisionId}`);
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if (revisionItem.type === 'text') {
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this.$content.html(fullNoteRevision.content);
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if (this.$content.find('span.math-tex').length > 0) {
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await libraryLoader.requireLibrary(libraryLoader.KATEX);
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renderMathInElement($content[0], {trust: true});
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}
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}
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else if (revisionItem.type === 'code') {
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this.$content.html($("<pre>").text(fullNoteRevision.content));
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}
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else if (revisionItem.type === 'image') {
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this.$content.html($("<img>")
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// reason why we put this inline as base64 is that we do not want to let user to copy this
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// as a URL to be used in a note. Instead if they copy and paste it into a note, it will be a uploaded as a new note
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.attr("src", `data:${note.mime};base64,${fullNoteRevision.content}`)
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.css("max-width", "100%")
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.css("max-height", "100%"));
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}
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else if (revisionItem.type === 'file') {
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const $table = $("<table cellpadding='10'>")
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.append($("<tr>").append(
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$("<th>").text("MIME: "),
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$("<td>").text(revisionItem.mime)
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))
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.append($("<tr>").append(
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$("<th>").text("File size:"),
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$("<td>").text(`${revisionItem.contentLength} bytes`)
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));
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if (fullNoteRevision.content) {
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$table.append($("<tr>").append(
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$('<td colspan="2">').append(
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$('<div style="font-weight: bold;">').text("Preview:"),
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$('<pre class="file-preview-content"></pre>')
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.text(fullNoteRevision.content)
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)
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));
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}
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this.$content.html($table);
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}
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else if (revisionItem.type === 'canvas') {
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/**
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* FIXME: We load a font called Virgil.wof2, which originates from excalidraw.com
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* REMOVE external dependency!!!! This is defined in the svg in defs.style
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*/
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const content = fullNoteRevision.content;
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try {
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const data = JSON.parse(content)
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const svg = data.svg || "no svg present."
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/**
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* maxWidth: 100% use full width of container but do not enlarge!
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* height:auto to ensure that height scales with width
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*/
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const $svgHtml = $(svg).css({maxWidth: "100%", height: "auto"});
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this.$content.html($('<div>').append($svgHtml));
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} catch(err) {
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console.error("error parsing fullNoteRevision.content as JSON", fullNoteRevision.content, err);
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this.$content.html($("<div>").text("Error parsing content. Please check console.error() for more details."));
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}
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}
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else {
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this.$content.text("Preview isn't available for this note type.");
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}
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}
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}
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