interface ParsedAtUri {
	did: string;
	collection: string;
	rkey: string;
}

export function parseAtUri(atUri: string): ParsedAtUri | null {
	const match = atUri.match(/^at:\/\/([^/]+)\/([^/]+)\/([^/]+)$/);
	if (!match?.[1] || !match[2] || !match[3]) return null;
	return { did: match[1], collection: match[2], rkey: match[3] };
}

export function didOwnsUri(eventDid: string, atUri: string): boolean {
	const parsed = parseAtUri(atUri);
	return parsed !== null && parsed.did === eventDid;
}