import type { CustomWorldAgentSessionSnapshot } from '../../../packages/shared/src/contracts/customWorldAgent';
import { normalizeCustomWorldProfileRecord } from '../../data/customWorldLibrary';
import type { CustomWorldProfile } from '../../types';

export function buildCustomWorldProfileFromResultPreview(
  resultPreview:
    | CustomWorldAgentSessionSnapshot['resultPreview']
    | null
    | undefined,
): CustomWorldProfile | null {
  return normalizeCustomWorldProfileRecord(resultPreview?.preview ?? null);
}

export function buildCustomWorldProfileFromAgentSession(
  session: CustomWorldAgentSessionSnapshot | null | undefined,
): CustomWorldProfile | null {
  return (
    normalizeCustomWorldProfileRecord(session?.draftProfile ?? null) ??
    buildCustomWorldProfileFromResultPreview(session?.resultPreview)
  );
}

/**
 * 这是工作包 A 提供的新命名兼容层。
 * 主入口保持命名稳定，优先消费 Agent 草稿真相源，缺失时才回退到 resultPreview。
 */
export const rpgCreationPreviewAdapter = {
  buildPreviewFromSession: buildCustomWorldProfileFromAgentSession,
  buildPreviewFromResultPreview: buildCustomWorldProfileFromResultPreview,
};

export {
  buildCustomWorldProfileFromAgentSession as buildRpgCreationPreviewFromSession,
  buildCustomWorldProfileFromResultPreview as buildRpgCreationPreviewFromResultPreview,
};