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chore(toc): reintroduce hierarchy

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Elian Doran 2025-12-18 10:28:35 +02:00
parent 60342c0f6f
commit 87a98201b4
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1 changed files with 49 additions and 9 deletions
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58
apps/client/src/widgets/sidebar/TableOfContents.tsx
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@ -2,15 +2,22 @@ import { CKTextEditor, ModelElement } from "@triliumnext/ckeditor5";
import { useEffect, useState } from "preact/hooks";
import { t } from "../../services/i18n";
import { useActiveNoteContext, useIsNoteReadOnly, useNoteProperty, useTextEditor, useTriliumEvent } from "../react/hooks";
import { useActiveNoteContext, useIsNoteReadOnly, useNoteProperty, useTextEditor } from "../react/hooks";
import RightPanelWidget from "./RightPanelWidget";
interface CKHeading {
interface RawHeading {
level: number;
text: string;
}
interface CKHeading extends RawHeading {
element: ModelElement;
}
interface HeadingsWithNesting extends RawHeading {
children: HeadingsWithNesting[];
}
export default function TableOfContents() {
const { note, noteContext } = useActiveNoteContext();
const noteType = useNoteProperty(note, "type");
@ -56,16 +63,48 @@ function EditableTextTableOfContents() {
}
function AbstractTableOfContents({ headings }: {
headings: {
level: number;
text: string;
}[];
headings: RawHeading[];
}) {
return headings.map(heading => (
<li>{heading.text}</li>
));
const nestedHeadings = buildHeadingTree(headings);
return nestedHeadings.map(heading => <TableOfContentsHeading heading={heading} />);
}
function TableOfContentsHeading({ heading }: { heading: HeadingsWithNesting }) {
return (
<li>
<span className="title">{heading.text}</span>
{heading.children && (
<ul>
{heading.children.map(heading => <TableOfContentsHeading heading={heading} />)}
</ul>
)}
</li>
);
}
function buildHeadingTree(headings: RawHeading[]): HeadingsWithNesting[] {
const root: HeadingsWithNesting = { level: 0, text: "", children: [] };
const stack: HeadingsWithNesting[] = [root];
for (const h of headings) {
const node: HeadingsWithNesting = { ...h, children: [] };
// Pop until we find a parent with lower level
while (stack.length > 1 && stack[stack.length - 1].level >= h.level) {
stack.pop();
}
// Attach to current parent
stack[stack.length - 1].children.push(node);
// This node becomes the new parent
stack.push(node);
}
return root.children;
}
function extractTocFromTextEditor(editor: CKTextEditor) {
const headings: CKHeading[] = [];
@ -85,3 +124,4 @@ function extractTocFromTextEditor(editor: CKTextEditor) {
return headings;
}