115 lines
3.5 KiB
TypeScript
115 lines
3.5 KiB
TypeScript
import { pageLinkRegex } from "../../common/markdown_parser/parser.ts";
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import { ClickEvent } from "../../plug-api/app_event.ts";
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import { Decoration, syntaxTree } from "../deps.ts";
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import { Editor } from "../editor.tsx";
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import {
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decoratorStateField,
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invisibleDecoration,
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isCursorInRange,
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LinkWidget,
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} from "./util.ts";
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/**
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* Plugin to hide path prefix when the cursor is not inside.
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*/
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export function cleanWikiLinkPlugin(editor: Editor) {
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return decoratorStateField((state) => {
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const widgets: any[] = [];
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// let parentRange: [number, number];
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syntaxTree(state).iterate({
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enter: ({ type, from, to }) => {
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if (type.name !== "WikiLink") {
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return;
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}
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const text = state.sliceDoc(from, to);
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const match = pageLinkRegex.exec(text);
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if (!match) return;
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const [_fullMatch, page, pipePart, alias] = match;
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const allPages = editor.space.listPages();
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let pageExists = !editor.fullSyncCompleted;
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let cleanPage = page;
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if (page.includes("@")) {
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cleanPage = page.split("@")[0];
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}
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// console.log("Resolved page", resolvedPage);
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for (const pageMeta of allPages) {
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if (pageMeta.name === cleanPage) {
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pageExists = true;
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break;
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}
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}
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if (cleanPage === "" || cleanPage.startsWith("💭")) {
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// Empty page name, or local @anchor use
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pageExists = true;
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}
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if (isCursorInRange(state, [from, to])) {
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// Only attach a CSS class, then get out
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if (!pageExists) {
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widgets.push(
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Decoration.mark({
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class: "sb-wiki-link-page-missing",
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}).range(from + 2, from + page.length + 2),
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);
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}
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return;
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}
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// Hide the whole thing
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widgets.push(
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invisibleDecoration.range(
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from,
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to,
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),
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);
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let linkText = alias || page;
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if (!pipePart && text.indexOf("/") !== -1) {
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// Let's use the last part of the path as the link text
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linkText = page.split("/").pop()!;
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}
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// And replace it with a widget
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widgets.push(
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Decoration.widget({
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widget: new LinkWidget(
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{
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text: linkText,
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title: pageExists
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? `Navigate to ${cleanPage}`
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: `Create ${cleanPage}`,
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href: `/${cleanPage}`,
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cssClass: pageExists
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? "sb-wiki-link-page"
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: "sb-wiki-link-page-missing",
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callback: (e) => {
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if (e.altKey) {
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// Move cursor into the link
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return editor.editorView!.dispatch({
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selection: { anchor: from + 2 },
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});
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}
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// Dispatch click event to navigate there without moving the cursor
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const clickEvent: ClickEvent = {
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page: editor.currentPage!,
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ctrlKey: e.ctrlKey,
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metaKey: e.metaKey,
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altKey: e.altKey,
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pos: from,
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};
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editor.dispatchAppEvent("page:click", clickEvent).catch(
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console.error,
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);
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},
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},
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),
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}).range(from),
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);
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},
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});
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return Decoration.set(widgets, true);
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});
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}
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