import {readFileSync} from 'node:fs';
import {getLoraAliases,getLoraTriggers} from '../library';
import {loraIdentityKey} from '~/utils/loras';
import {join} from 'node:path';
import {studio2Root} from './store';

/** Optional metadata-only production export; no production media/catalog mount. */
export function studio2LoraCatalog(owner: string) {
 const local={aliases:getLoraAliases(owner),triggers:getLoraTriggers(owner)};
 try {
  const source=JSON.parse(readFileSync(process.env.STUDIO2_LORA_CATALOG_PATH || join(studio2Root(),'shared-lora-catalog.cache'),'utf8'));
  const normalize=(map: any)=>Object.fromEntries(Object.entries(map || {}).filter(([,value])=>typeof value==='string').map(([key,value])=>[loraIdentityKey(key),value]));
  return {aliases:{...local.aliases,...normalize(source.loraAliases)},triggers:{...local.triggers,...normalize(source.loraTriggers)}};
 } catch { return local; }
}