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a tool for shared writing and social publishing
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TypeScript
at perf/paste
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263import { AtUri } from "@atproto/api";import { isDocumentCollection, isPublicationCollection,} from "src/utils/collectionHelpers";
/** * Safely classifies an AT URI string as publication, document, or unknown. * Returns { isPublication: false, isDocument: false } for invalid/external URIs. */export function classifyAtUri(atURI: string): { isPublication: boolean; isDocument: boolean;} { try { const uri = new AtUri(atURI); return { isPublication: isPublicationCollection(uri.collection), isDocument: isDocumentCollection(uri.collection), }; } catch { return { isPublication: false, isDocument: false }; }}
/** * Converts a DID to a Bluesky profile URL */export function didToBlueskyUrl(did: string): string { return `https://bsky.app/profile/${did}`;}
function tryAsHttpUrl(str: string): string | null { try { const url = new URL(str); if (url.protocol === "http:" || url.protocol === "https:") return str; } catch { // Not a valid URL } return null;}
/** * Converts an AT URI (publication or document) to the appropriate URL */export function atUriToUrl(atUri: string): string { try { const uri = new AtUri(atUri);
if (isPublicationCollection(uri.collection) || isDocumentCollection(uri.collection)) { return `/lish/uri/${encodeURIComponent(atUri)}`; }
return tryAsHttpUrl(atUri) ?? "#"; } catch (e) { const httpUrl = tryAsHttpUrl(atUri); if (httpUrl) return httpUrl; console.error("Failed to parse AT URI:", atUri, e); return "#"; }}