import { getMapLocalApi } from '@jeesite/core/api/sys/mapLocal';
import { setServerOfflineMapDir } from './offlineMap';

const normalizeText = (value: unknown) => String(value ?? '').trim();
const isPlainObject = (value: unknown): value is Record<string, unknown> =>
  Object.prototype.toString.call(value) === '[object Object]';

const extractMapPath = (payload: any) => {
  const data = payload?.data ?? payload?.result ?? payload?.obj ?? payload;
  if (typeof data === 'string') return normalizeText(data);
  if (!isPlainObject(data)) return '';

  const directPath = normalizeText(
    data?.path ?? data?.mapPath ?? data?.maplocal ?? data?.mapLocal ?? data?.localPath ?? data?.filePath,
  );
  if (directPath) return directPath;

  const nestedCandidates = [data?.data, data?.result, data?.obj, data?.record, data?.row];
  for (const candidate of nestedCandidates) {
    if (!isPlainObject(candidate)) continue;
    const nestedPath = normalizeText(
      candidate.path ??
        candidate.mapPath ??
        candidate.maplocal ??
        candidate.mapLocal ??
        candidate.localPath ??
        candidate.filePath,
    );
    if (nestedPath) return nestedPath;
  }

  return '';
};

export async function initOfflineMapDirFromServer() {
  try {
    const res = await getMapLocalApi();
    const code = Number((res as any)?.code ?? 0);
    if (code !== 200) return '';
    const path = extractMapPath(res);
    setServerOfflineMapDir(path);
    return path;
  } catch {
    return '';
  }
}