mirror of
https://github.com/zadam/trilium.git
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441 lines
13 KiB
TypeScript
441 lines
13 KiB
TypeScript
import protectedSessionHolder from "../services/protected_session_holder.js";
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import server from "../services/server.js";
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import utils from "../services/utils.js";
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import appContext, { type EventData, type EventListener } from "./app_context.js";
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import treeService from "../services/tree.js";
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import Component from "./component.js";
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import froca from "../services/froca.js";
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import hoistedNoteService from "../services/hoisted_note.js";
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import options from "../services/options.js";
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import type { ViewScope } from "../services/link.js";
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import type FNote from "../entities/fnote.js";
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import type TypeWidget from "../widgets/type_widgets/type_widget.js";
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import type { CKTextEditor } from "@triliumnext/ckeditor5";
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import type CodeMirror from "@triliumnext/codemirror";
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import { closeActiveDialog } from "../services/dialog.js";
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export interface SetNoteOpts {
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triggerSwitchEvent?: unknown;
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viewScope?: ViewScope;
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}
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export type GetTextEditorCallback = (editor: CKTextEditor) => void;
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class NoteContext extends Component implements EventListener<"entitiesReloaded"> {
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ntxId: string | null;
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hoistedNoteId: string;
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mainNtxId: string | null;
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notePath?: string | null;
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noteId?: string | null;
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parentNoteId?: string | null;
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viewScope?: ViewScope;
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constructor(ntxId: string | null = null, hoistedNoteId: string = "root", mainNtxId: string | null = null) {
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super();
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this.ntxId = ntxId || NoteContext.generateNtxId();
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this.hoistedNoteId = hoistedNoteId;
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this.mainNtxId = mainNtxId;
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this.resetViewScope();
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}
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static generateNtxId() {
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return utils.randomString(6);
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}
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setEmpty() {
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this.notePath = null;
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this.noteId = null;
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this.parentNoteId = null;
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// hoisted note is kept intentionally
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this.triggerEvent("noteSwitched", {
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noteContext: this,
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notePath: this.notePath
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});
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this.resetViewScope();
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}
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isEmpty() {
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return !this.noteId;
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}
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async setNote(inputNotePath: string | undefined, opts: SetNoteOpts = {}) {
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opts.triggerSwitchEvent = opts.triggerSwitchEvent !== undefined ? opts.triggerSwitchEvent : true;
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opts.viewScope = opts.viewScope || {};
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opts.viewScope.viewMode = opts.viewScope.viewMode || "default";
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if (!inputNotePath) {
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return;
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}
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const resolvedNotePath = await this.getResolvedNotePath(inputNotePath);
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if (!resolvedNotePath) {
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return;
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}
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if (this.notePath === resolvedNotePath && utils.areObjectsEqual(this.viewScope, opts.viewScope)) {
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return;
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}
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await this.triggerEvent("beforeNoteSwitch", { noteContext: this });
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closeActiveDialog();
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this.notePath = resolvedNotePath;
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this.viewScope = opts.viewScope;
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({ noteId: this.noteId, parentNoteId: this.parentNoteId } = treeService.getNoteIdAndParentIdFromUrl(resolvedNotePath));
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this.saveToRecentNotes(resolvedNotePath);
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protectedSessionHolder.touchProtectedSessionIfNecessary(this.note);
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if (opts.triggerSwitchEvent) {
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await this.triggerEvent("noteSwitched", {
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noteContext: this,
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notePath: this.notePath
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});
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}
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await this.setHoistedNoteIfNeeded();
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if (utils.isMobile()) {
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this.triggerCommand("setActiveScreen", { screen: "detail" });
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}
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}
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async setHoistedNoteIfNeeded() {
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if (this.hoistedNoteId === "root" && this.notePath?.startsWith("root/_hidden") && !this.note?.isLabelTruthy("keepCurrentHoisting")) {
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// hidden subtree displays only when hoisted, so it doesn't make sense to keep root as hoisted note
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let hoistedNoteId = "_hidden";
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if (this.note?.isLaunchBarConfig()) {
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hoistedNoteId = "_lbRoot";
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} else if (this.note?.isOptions()) {
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hoistedNoteId = "_options";
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}
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await this.setHoistedNoteId(hoistedNoteId);
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}
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}
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getSubContexts() {
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return appContext.tabManager.noteContexts.filter((nc) => nc.ntxId === this.ntxId || nc.mainNtxId === this.ntxId);
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}
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/**
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* A main context represents a tab and also the first split. Further splits are the children contexts of the main context.
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* Imagine you have a tab with 3 splits, each showing notes A, B, C (in this order).
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* In such a scenario, A context is the main context (also representing the tab as a whole), and B, C are the children
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* of context A.
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*
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* @returns {boolean} true if the context is main (= tab)
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*/
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isMainContext() {
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// if null, then this is a main context
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return !this.mainNtxId;
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}
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/**
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* See docs for isMainContext() for better explanation.
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*
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* @returns {NoteContext}
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*/
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getMainContext() {
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if (this.mainNtxId) {
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try {
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return appContext.tabManager.getNoteContextById(this.mainNtxId);
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} catch (e) {
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this.mainNtxId = null;
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return this;
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}
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} else {
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return this;
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}
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}
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saveToRecentNotes(resolvedNotePath: string) {
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if (options.is("databaseReadonly")) {
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return;
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}
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setTimeout(async () => {
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// we include the note in the recent list only if the user stayed on the note at least 5 seconds
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if (resolvedNotePath && resolvedNotePath === this.notePath) {
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await server.post("recent-notes", {
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noteId: this.note?.noteId,
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notePath: this.notePath
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});
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utils.reloadTray();
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}
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}, 5000);
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}
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async getResolvedNotePath(inputNotePath: string) {
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const resolvedNotePath = await treeService.resolveNotePath(inputNotePath, this.hoistedNoteId);
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if (!resolvedNotePath) {
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logError(`Cannot resolve note path ${inputNotePath}`);
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return;
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}
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if ((await hoistedNoteService.checkNoteAccess(resolvedNotePath, this)) === false) {
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return; // note is outside of hoisted subtree and user chose not to unhoist
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}
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return resolvedNotePath;
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}
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get note(): FNote | null {
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if (!this.noteId || !(this.noteId in froca.notes)) {
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return null;
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}
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return froca.notes[this.noteId];
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}
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/** @returns {string[]} */
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get notePathArray() {
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return this.notePath ? this.notePath.split("/") : [];
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}
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isActive() {
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return appContext.tabManager.activeNtxId === this.ntxId;
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}
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getPojoState() {
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if (this.hoistedNoteId !== "root") {
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// keeping empty hoisted tab is esp. important for mobile (e.g. opened launcher config)
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if (!this.notePath && this.getSubContexts().length === 0) {
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return null;
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}
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}
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return {
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ntxId: this.ntxId,
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mainNtxId: this.mainNtxId,
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notePath: this.notePath,
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hoistedNoteId: this.hoistedNoteId,
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active: this.isActive(),
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viewScope: this.viewScope
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};
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}
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async unhoist() {
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await this.setHoistedNoteId("root");
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}
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async setHoistedNoteId(noteIdToHoist: string) {
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if (this.hoistedNoteId === noteIdToHoist) {
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return;
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}
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this.hoistedNoteId = noteIdToHoist;
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if (!this.notePathArray?.includes(noteIdToHoist)) {
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await this.setNote(noteIdToHoist);
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}
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await this.triggerEvent("hoistedNoteChanged", {
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noteId: noteIdToHoist,
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ntxId: this.ntxId
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});
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}
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/** @returns {Promise<boolean>} */
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async isReadOnly() {
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if (this?.viewScope?.readOnlyTemporarilyDisabled) {
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return false;
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}
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// "readOnly" is a state valid only for text/code notes
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if (!this.note || (this.note.type !== "text" && this.note.type !== "code")) {
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return false;
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}
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if (options.is("databaseReadonly")) {
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return true;
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}
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if (this.note.isLabelTruthy("readOnly")) {
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return true;
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}
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if (this.viewScope?.viewMode === "source") {
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return true;
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}
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// Store the initial decision about read-only status in the viewScope
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// This will be "remembered" until the viewScope is refreshed
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if (!this.viewScope) {
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this.resetViewScope();
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}
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const viewScope = this.viewScope!;
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if (viewScope.isReadOnly === undefined) {
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const blob = await this.note.getBlob();
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if (!blob) {
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viewScope.isReadOnly = false;
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return false;
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}
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const sizeLimit = this.note.type === "text"
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? options.getInt("autoReadonlySizeText")
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: options.getInt("autoReadonlySizeCode");
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viewScope.isReadOnly = Boolean(sizeLimit &&
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blob.contentLength > sizeLimit &&
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!this.note.isLabelTruthy("autoReadOnlyDisabled"));
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}
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// Return the cached decision, which won't change until viewScope is reset
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return viewScope.isReadOnly || false;
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}
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async entitiesReloadedEvent({ loadResults }: EventData<"entitiesReloaded">) {
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if (this.noteId && loadResults.isNoteReloaded(this.noteId)) {
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const noteRow = loadResults.getEntityRow("notes", this.noteId);
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if (noteRow.isDeleted) {
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this.noteId = null;
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this.notePath = null;
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this.triggerEvent("noteSwitched", {
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noteContext: this,
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notePath: this.notePath
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});
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}
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}
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}
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hasNoteList() {
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const note = this.note;
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if (!note) {
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return false;
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}
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if (!["default", "contextual-help"].includes(this.viewScope?.viewMode ?? "")) {
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return false;
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}
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// Some book types must always display a note list, even if no children.
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if (["calendar", "table"].includes(note.getLabelValue("viewType") ?? "")) {
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return true;
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}
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if (!note.hasChildren()) {
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return false;
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}
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if (!["book", "text", "code"].includes(note.type)) {
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return false;
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}
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if (note.mime === "text/x-sqlite;schema=trilium") {
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return false;
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}
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if (note.isLabelTruthy("hideChildrenOverview")) {
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return false;
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}
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return true;
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}
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async getTextEditor(callback?: GetTextEditorCallback) {
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return this.timeout<CKTextEditor>(
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new Promise((resolve) =>
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appContext.triggerCommand("executeWithTextEditor", {
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callback,
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resolve,
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ntxId: this.ntxId
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})
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)
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);
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}
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async getCodeEditor() {
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return this.timeout(
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new Promise<CodeMirror>((resolve) =>
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appContext.triggerCommand("executeWithCodeEditor", {
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resolve,
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ntxId: this.ntxId
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})
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)
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);
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}
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/**
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* Returns a promise which will retrieve the JQuery element of the content of this note context.
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*
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* Do note that retrieving the content element needs to be handled by the type widget, which is the one which
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* provides the content element by listening to the `executeWithContentElement` event. Not all note types support
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* this.
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*
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* If no content could be determined `null` is returned instead.
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*/
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async getContentElement() {
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return this.timeout<JQuery<HTMLElement>>(
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new Promise((resolve) =>
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appContext.triggerCommand("executeWithContentElement", {
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resolve,
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ntxId: this.ntxId
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})
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)
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);
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}
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async getTypeWidget() {
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return this.timeout(
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new Promise<TypeWidget | null>((resolve) =>
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appContext.triggerCommand("executeWithTypeWidget", {
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resolve,
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ntxId: this.ntxId
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})
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)
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);
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}
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timeout<T>(promise: Promise<T | null>) {
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return Promise.race([promise, new Promise((res) => setTimeout(() => res(null), 200))]) as Promise<T>;
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}
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resetViewScope() {
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// view scope contains data specific to one note context and one "view".
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// it is used to e.g., make read-only note temporarily editable or to hide TOC
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// this is reset after navigating to a different note
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this.viewScope = {};
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}
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async getNavigationTitle() {
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if (!this.note) {
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return null;
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}
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const { note, viewScope } = this;
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const isNormalView = (viewScope?.viewMode === "default" || viewScope?.viewMode === "contextual-help");
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let title = (isNormalView ? note.title : `${note.title}: ${viewScope?.viewMode}`);
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if (viewScope?.attachmentId) {
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// assuming the attachment has been already loaded
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const attachment = await note.getAttachmentById(viewScope.attachmentId);
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if (attachment) {
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title += `: ${attachment.title}`;
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}
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}
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return title;
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}
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}
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export default NoteContext;
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