"use server";

import { getPaths } from "yt-dlp-transcript-common/lib/paths";
import {
  writeGlobalAliases,
  writeSiteAliases,
} from "yt-dlp-transcript-common/lib/aliasesStore";
import {
  coerceAliasConfig,
  type AliasConfig,
} from "yt-dlp-transcript-common/lib/searchAliases";

// Persist the global alias dictionary. Coerced server-side so a malformed entry
// from the client can never corrupt the file.
export async function saveGlobalAliasesAction(
  config: AliasConfig,
): Promise<{ ok: true }> {
  writeGlobalAliases(getPaths(), coerceAliasConfig(config));
  return { ok: true };
}

// Persist one site's alias overrides. The merged effective list is recomputed
// at compose time, so there's nothing to sync here.
export async function saveSiteAliasesAction(
  siteId: string,
  config: AliasConfig,
): Promise<{ ok: true }> {
  writeSiteAliases(getPaths(), siteId, coerceAliasConfig(config));
  return { ok: true };
}