/**
 * 企业信息模块初始化与下拉数据拉取（绕过 DVA，避免 loading 状态导致页面重渲染死循环）
 */

import {
  fromPageResponse,
  fromSingleResponse,
  toDepartmentForm,
  toOrgInfoForm,
  toPageQuery,
  toPositionForm,
} from "./adapter";
import { apiGet } from "./http";
import { clearOrgInfoId, getOrgInfoId, setOrgInfoId } from "./orgContext";

/** 机构信息管理页路径（无机构数据时唯一可访问页） */
export const ORG_INFO_PAGE_PATH = "/certificate/container/EnterpriseInfo/OrgInfo";

let ensureOrgPromise = null;
/** 最近一次 getInfo 转换结果，供机构信息页复用，避免重复请求 */
let lastOrgInfoDetail = null;

export function isOrgInfoPage(path = window.location.pathname) {
  return path === ORG_INFO_PAGE_PATH || path.startsWith(`${ORG_INFO_PAGE_PATH}/`);
}

export function getOrgInfoDetail() {
  return lastOrgInfoDetail;
}

export function setOrgInfoDetailCache(detail) {
  lastOrgInfoDetail = detail;
}

function fetchOrgInfoContext() {
  return apiGet("/safety-eval/org-info/getInfo", {}, {}, { includeOrgContext: false })
    .then((res) => {
      lastOrgInfoDetail = fromSingleResponse(res, toOrgInfoForm);
      const id = lastOrgInfoDetail?.data?.id ?? res?.data?.id;
      if (id) {
        setOrgInfoId(id);
        return { hasOrg: true, orgInfoId: String(id), detail: lastOrgInfoDetail };
      }
      clearOrgInfoId();
      return { hasOrg: false, orgInfoId: null, detail: lastOrgInfoDetail };
    })
    .catch((err) => {
      console.warn("[ensureOrgContext] getInfo failed:", err);
      clearOrgInfoId();
      lastOrgInfoDetail = { success: false, data: null };
      return { hasOrg: false, orgInfoId: null, detail: lastOrgInfoDetail, networkError: true };
    });
}

/**
 * 确保已缓存机构 id（子表分页/请求头 orgInfoId 依赖此值）
 * @param {{ force?: boolean }} options force=true 时忽略缓存并重新 getInfo（进入企业信息模块时使用）
 * @returns {Promise<{ hasOrg: boolean, orgInfoId: string|null, detail?: object, networkError?: boolean }>}
 */
export function ensureOrgContext(options = {}) {
  const { force = false } = options;

  if (!force) {
    const cached = getOrgInfoId();
    if (cached) {
      return Promise.resolve({ hasOrg: true, orgInfoId: cached, detail: lastOrgInfoDetail });
    }
  }

  if (ensureOrgPromise) {
    return ensureOrgPromise;
  }

  ensureOrgPromise = fetchOrgInfoContext().finally(() => {
    ensureOrgPromise = null;
  });
  return ensureOrgPromise;
}

export async function fetchOrgDepartmentPage(params = {}) {
  await ensureOrgContext();
  const query = toPageQuery(params, { likeDeptName: "deptName" });
  const res = await apiGet("/safety-eval/org-department/page", query);
  return fromPageResponse(res, toDepartmentForm);
}

export async function fetchOrgPositionPage(params = {}) {
  await ensureOrgContext();
  const query = toPageQuery(params, {
    eqDeptId: "deptId",
    likePositionName: "positionName",
  });
  const res = await apiGet("/safety-eval/org-position/page", query);
  return fromPageResponse(res, toPositionForm);
}