92 lines
2.5 KiB
TypeScript
92 lines
2.5 KiB
TypeScript
import type { ClickEvent } from "$sb/app_event.ts";
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import { editor, markdown, system } from "$sb/silverbullet-syscall/mod.ts";
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import {
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addParentPointers,
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findParentMatching,
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nodeAtPos,
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ParseTree,
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} from "$sb/lib/tree.ts";
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// Checks if the URL contains a protocol, if so keeps it, otherwise assumes an attachment
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function patchUrl(url: string): string {
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if (url.indexOf("://") === -1) {
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return `fs/${url}`;
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}
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return url;
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}
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async function actionClickOrActionEnter(
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mdTree: ParseTree | null,
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inNewWindow = false,
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) {
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if (!mdTree) {
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return;
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}
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const navigationNodeFinder = (t: ParseTree) =>
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["WikiLink", "Link", "URL", "NakedURL", "Link", "CommandLink"].includes(
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t.type!,
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);
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if (!navigationNodeFinder(mdTree)) {
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mdTree = findParentMatching(mdTree, navigationNodeFinder);
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if (!mdTree) {
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return;
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}
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}
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switch (mdTree.type) {
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case "WikiLink": {
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let pageLink = mdTree.children![1]!.children![0].text!;
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let pos;
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if (pageLink.includes("@")) {
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[pageLink, pos] = pageLink.split("@");
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if (pos.match(/^\d+$/)) {
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pos = +pos;
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}
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}
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if (!pageLink) {
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pageLink = await editor.getCurrentPage();
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}
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await editor.navigate(pageLink, pos, false, inNewWindow);
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break;
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}
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case "URL":
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case "NakedURL":
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await editor.openUrl(patchUrl(mdTree.children![0].text!));
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break;
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case "Link": {
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const url = patchUrl(mdTree.children![4].children![0].text!);
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if (url.length <= 1) {
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return editor.flashNotification("Empty link, ignoring", "error");
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}
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await editor.openUrl(url);
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break;
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}
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case "CommandLink": {
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const commandName = mdTree.children![1]!.children![0].text!;
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await system.invokeCommand(commandName);
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break;
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}
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}
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}
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export async function linkNavigate() {
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const mdTree = await markdown.parseMarkdown(await editor.getText());
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const newNode = nodeAtPos(mdTree, await editor.getCursor());
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addParentPointers(mdTree);
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await actionClickOrActionEnter(newNode);
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}
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export async function clickNavigate(event: ClickEvent) {
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// Navigate by default, don't navigate when Alt is held
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if (event.altKey) {
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return;
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}
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const mdTree = await markdown.parseMarkdown(await editor.getText());
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addParentPointers(mdTree);
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const newNode = nodeAtPos(mdTree, event.pos);
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await actionClickOrActionEnter(newNode, event.ctrlKey || event.metaKey);
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}
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export async function navigateCommand(cmdDef: any) {
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await editor.navigate(cmdDef.page);
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}
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