trilium/src/public/javascripts/note_editor.js
2018-03-04 10:32:53 -05:00

361 lines
No EOL
10 KiB
JavaScript

"use strict";
const noteEditor = (function() {
const $noteTitle = $("#note-title");
const $noteDetail = $('#note-detail');
const $noteDetailCode = $('#note-detail-code');
const $noteDetailRender = $('#note-detail-render');
const $noteDetailAttachment = $('#note-detail-attachment');
const $protectButton = $("#protect-button");
const $unprotectButton = $("#unprotect-button");
const $noteDetailWrapper = $("#note-detail-wrapper");
const $noteIdDisplay = $("#note-id-display");
const $attributeList = $("#attribute-list");
const $attributeListInner = $("#attribute-list-inner");
const $attachmentFileName = $("#attachment-filename");
const $attachmentFileType = $("#attachment-filetype");
const $attachmentFileSize = $("#attachment-filesize");
const $attachmentDownload = $("#attachment-download");
const $attachmentOpen = $("#attachment-open");
let editor = null;
let codeEditor = null;
let currentNote = null;
let noteChangeDisabled = false;
let isNoteChanged = false;
function getCurrentNote() {
return currentNote;
}
function getCurrentNoteId() {
return currentNote ? currentNote.detail.noteId : null;
}
function noteChanged() {
if (noteChangeDisabled) {
return;
}
isNoteChanged = true;
}
async function reload() {
// no saving here
await loadNoteToEditor(getCurrentNoteId());
}
async function switchToNote(noteId) {
if (getCurrentNoteId() !== noteId) {
await saveNoteIfChanged();
await loadNoteToEditor(noteId);
}
}
async function saveNoteIfChanged() {
if (!isNoteChanged) {
return;
}
const note = noteEditor.getCurrentNote();
updateNoteFromInputs(note);
await saveNoteToServer(note);
if (note.detail.isProtected) {
protected_session.touchProtectedSession();
}
}
function updateNoteFromInputs(note) {
if (note.detail.type === 'text') {
note.detail.content = editor.getData();
// if content is only tags/whitespace (typically <p>&nbsp;</p>), then just make it empty
// this is important when setting new note to code
if (jQuery(note.detail.content).text().trim() === '') {
note.detail.content = ''
}
}
else if (note.detail.type === 'code') {
note.detail.content = codeEditor.getValue();
}
else if (note.detail.type === 'render' || note.detail.type === 'file') {
// nothing
}
else {
throwError("Unrecognized type: " + note.detail.type);
}
const title = $noteTitle.val();
note.detail.title = title;
noteTree.setNoteTitle(note.detail.noteId, title);
}
async function saveNoteToServer(note) {
await server.put('notes/' + note.detail.noteId, note);
isNoteChanged = false;
showMessage("Saved!");
}
function setNoteBackgroundIfProtected(note) {
const isProtected = !!note.detail.isProtected;
$noteDetailWrapper.toggleClass("protected", isProtected);
$protectButton.toggle(!isProtected);
$unprotectButton.toggle(isProtected);
}
let isNewNoteCreated = false;
function newNoteCreated() {
isNewNoteCreated = true;
}
async function setContent(content) {
if (currentNote.detail.type === 'text') {
if (!editor) {
await requireLibrary(CKEDITOR);
editor = await BalloonEditor.create($noteDetail[0], {});
editor.document.on('change', noteChanged);
}
// temporary workaround for https://github.com/ckeditor/ckeditor5-enter/issues/49
editor.setData(content ? content : "<p></p>");
$noteDetail.show();
}
else if (currentNote.detail.type === 'code') {
if (!codeEditor) {
await requireLibrary(CODE_MIRROR);
CodeMirror.keyMap.default["Shift-Tab"] = "indentLess";
CodeMirror.keyMap.default["Tab"] = "indentMore";
CodeMirror.modeURL = 'libraries/codemirror/mode/%N/%N.js';
codeEditor = CodeMirror($("#note-detail-code")[0], {
value: "",
viewportMargin: Infinity,
indentUnit: 4,
matchBrackets: true,
matchTags: { bothTags: true },
highlightSelectionMatches: { showToken: /\w/, annotateScrollbar: false },
lint: true,
gutters: ["CodeMirror-lint-markers"],
lineNumbers: true
});
codeEditor.on('change', noteChanged);
}
$noteDetailCode.show();
// this needs to happen after the element is shown, otherwise the editor won't be refresheds
codeEditor.setValue(content);
const info = CodeMirror.findModeByMIME(currentNote.detail.mime);
if (info) {
codeEditor.setOption("mode", info.mime);
CodeMirror.autoLoadMode(codeEditor, info.mode);
}
codeEditor.refresh();
}
}
async function loadNoteToEditor(noteId) {
currentNote = await loadNote(noteId);
if (isNewNoteCreated) {
isNewNoteCreated = false;
$noteTitle.focus().select();
}
$noteIdDisplay.html(noteId);
await protected_session.ensureProtectedSession(currentNote.detail.isProtected, false);
if (currentNote.detail.isProtected) {
protected_session.touchProtectedSession();
}
// this might be important if we focused on protected note when not in protected note and we got a dialog
// to login, but we chose instead to come to another node - at that point the dialog is still visible and this will close it.
protected_session.ensureDialogIsClosed();
$noteDetailWrapper.show();
noteChangeDisabled = true;
$noteTitle.val(currentNote.detail.title);
noteType.setNoteType(currentNote.detail.type);
noteType.setNoteMime(currentNote.detail.mime);
$noteDetail.hide();
$noteDetailCode.hide();
$noteDetailRender.html('').hide();
$noteDetailAttachment.hide();
if (currentNote.detail.type === 'render') {
$noteDetailRender.show();
const subTree = await server.get('script/render/' + getCurrentNoteId());
$noteDetailRender.html(subTree);
}
else if (currentNote.detail.type === 'file') {
$noteDetailAttachment.show();
$attachmentFileName.text(currentNote.attributes.original_file_name);
$attachmentFileSize.text(currentNote.attributes.file_size + " bytes");
$attachmentFileType.text(currentNote.detail.mime);
}
else {
await setContent(currentNote.detail.content);
}
noteChangeDisabled = false;
setNoteBackgroundIfProtected(currentNote);
noteTree.setNoteTreeBackgroundBasedOnProtectedStatus(noteId);
// after loading new note make sure editor is scrolled to the top
$noteDetailWrapper.scrollTop(0);
loadAttributeList();
}
async function loadAttributeList() {
const noteId = getCurrentNoteId();
const attributes = await server.get('notes/' + noteId + '/attributes');
$attributeListInner.html('');
if (attributes.length > 0) {
for (const attr of attributes) {
$attributeListInner.append(formatAttribute(attr) + " ");
}
$attributeList.show();
}
else {
$attributeList.hide();
}
}
async function loadNote(noteId) {
return await server.get('notes/' + noteId);
}
function getEditor() {
return editor;
}
function focus() {
const note = getCurrentNote();
if (note.detail.type === 'text') {
$noteDetail.focus();
}
else if (note.detail.type === 'code') {
codeEditor.focus();
}
else if (note.detail.type === 'render' || note.detail.type === 'file') {
// do nothing
}
else {
throwError('Unrecognized type: ' + note.detail.type);
}
}
function getCurrentNoteType() {
const currentNote = getCurrentNote();
return currentNote ? currentNote.detail.type : null;
}
async function executeCurrentNote() {
if (getCurrentNoteType() === 'code') {
// make sure note is saved so we load latest changes
await saveNoteIfChanged();
const script = await server.get('script/subtree/' + getCurrentNoteId());
executeScript(script);
}
}
$attachmentDownload.click(() => download(getAttachmentUrl()));
$attachmentOpen.click(() => {
if (isElectron()) {
const open = require("open");
open(getAttachmentUrl());
}
else {
window.location.href = getAttachmentUrl();
}
});
function getAttachmentUrl() {
// electron needs absolute URL so we extract current host, port, protocol
return getHost() + "/api/attachments/download/" + getCurrentNoteId()
+ "?protectedSessionId=" + encodeURIComponent(protected_session.getProtectedSessionId());
}
$(document).ready(() => {
$noteTitle.on('input', () => {
noteChanged();
const title = $noteTitle.val();
noteTree.setNoteTitle(getCurrentNoteId(), title);
});
// so that tab jumps from note title (which has tabindex 1)
$noteDetail.attr("tabindex", 2);
});
$(document).bind('keydown', "ctrl+return", executeCurrentNote);
setInterval(saveNoteIfChanged, 5000);
return {
reload,
switchToNote,
saveNoteIfChanged,
updateNoteFromInputs,
saveNoteToServer,
setNoteBackgroundIfProtected,
loadNote,
getCurrentNote,
getCurrentNoteType,
getCurrentNoteId,
newNoteCreated,
getEditor,
focus,
executeCurrentNote,
loadAttributeList,
setContent
};
})();