mirror of
https://github.com/bretzel-app/crumbs.git
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23 lines
916 B
TypeScript
23 lines
916 B
TypeScript
const NOTE_LINK_SCHEME = 'crumb-note://';
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/** Extracts the note ID from a crumb-note:// href, or null if it's not that scheme. */
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export function parseNoteLinkHref(href: string): string | null {
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if (!href.startsWith(NOTE_LINK_SCHEME)) return null;
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return href.slice(NOTE_LINK_SCHEME.length) || null;
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}
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/**
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* Escapes markdown-special characters the same way a plain link's visible
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* text is escaped, so a title containing `[`, `]`, `*`, etc. can't corrupt
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* the surrounding markdown syntax.
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*/
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function escapeMarkdownText(text: string): string {
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return text.replace(/[[\]\\*_`]/g, '\\$&');
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}
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/** Produces the `[title](crumb-note://id)` markdown representation of a note-link. */
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export function serializeNoteLinkMarkdown(noteId: string, titleIndex: Map<string, string>): string {
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const title = titleIndex.get(noteId) ?? 'Untitled';
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return `[${escapeMarkdownText(title)}](${NOTE_LINK_SCHEME}${noteId})`;
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}
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