import type { CidString } from "@atproto/lex";
import type { DidString, NsidString } from "@atproto/syntax";

export type { CidString } from "@atproto/lex";
export type { DidString, HandleString, NsidString, RecordKeyString } from "@atproto/syntax";

/** The AT URI for a repo. Currently it needs to be a DID. */
export type RepoURI = `at://${DidString}`;

/** The AT URI for a collection. Currently it needs to be a DID. */
export type CollectionURI<N extends NsidString = NsidString> = `at://${DidString}/${N}`;

/** The AT URI for a record. Currently it needs to be a DID. */
export type RecordURI<N extends NsidString = NsidString> = `at://${DidString}/${N}/${string}`;

/**
 * A path to locate fields in AT records. For more read the [spec](https://tangled.org/microcosm.blue/RecordPath).
 * For a Bluesky "like" record:
 *
 * ```json
 * {
 *   "$type": "app.bsky.feed.like",
 *   "createdAt": "2024-01-15T00:00:00.000Z",
 *   "subject": {
 *     "uri": "at://did:plc:pxa3amkp7jhfclaads3zud7q/app.bsky.feed.post/3mjkx2hpvqc2t",
 *     "cid": "bafyreicuxyp5rmsrqsf3v63ww6gc3j7q6cp7qyk6bv47c3bqkj2gzswiqq"
 *   }
 * }
 * ```
 *
 * The RecordPaths are:
 * ```
 * $type         -- selects: "app.bsky.feed.like"
 * createdAt     -- "2026-04-15T00:00:00.000Z"
 * subject       -- the entire { uri: .., cid: ..} sub-object
 * subject.uri   -- "at://did:plc:pxa3amkp7jhfclaads3zud7q/app.bsky.feed.post/3mjkx2hpvqc2t"
 * subject.cid   -- "bafyreicuxyp5rmsrqsf3v63ww6gc3j7q6cp7qyk6bv47c3bqkj2gzswiqq"
 * ```
 **/
export type RecordPath = string;

export type ATRecord<
  N extends NsidString = NsidString,
  T = N extends keyof LexiconMap ? LexiconMap[N] : any,
> = {
  cid: CidString;
  uri: RecordURI;
  value: T;
};

/** Add the NSID and Main type schema for a lexicon generated by the `lex` CLI.
 * ```ts
 * import type * as like from "./schemas/app/bsky/feed/like";
 * import type * as post from "./schemas/app/bsky/feed/post";
 *
 * declare module "./utils" {
 *   interface LexiconMap {
 *     [post.$nsid]: post.Main;
 *     [like.$nsid]: like.Main;
 *   }
 * }
 * ```
 */
export interface LexiconMap {}

export type LexiconNsids = keyof LexiconMap & NsidString;