import { env, waitUntil } from "cloudflare:workers";

/** Resolved through the binding so importing this module doesn't pull in the Durable Object class. */
export function repoState(repoId: string) {
  return env.REPO_STATE.get(env.REPO_STATE.idFromName(repoId));
}

/**
 * Tells the repository's RepoState that these issues or pull requests changed (created, retitled, closed,
 * reopened, assigned, review requested, hidden, deleted). Runs after the response; a failure only delays
 * the involvement index until the next change or the backfill sweep.
 */
export function issuesChanged(repoId: string, issueIds: string[]): void {
  if (issueIds.length === 0) return;
  try {
    waitUntil(
      repoState(repoId)
        .syncIssues(repoId, issueIds)
        .catch((error: unknown) => console.error("Involvement sync failed", repoId, error)),
    );
  } catch (error) {
    console.error("Involvement sync failed to start", repoId, error);
  }
}

/** The repository is deleted: its issues leave every user's lists. */
export async function dropRepoState(repoId: string): Promise<void> {
  try {
    await repoState(repoId).destroy(repoId);
  } catch (error) {
    console.error("RepoState destroy failed", repoId, error);
  }
}