zy-react-library/src/components/SelectTree/Department/Gwj/index.js

import { request } from "@cqsjjb/jjb-common-lib/http.js";
import { useEffect, useState } from "react";
import BasicSelectTree from "../../Basic";

// 全局缓存
const cacheMap = new Map();

/**
 * 部门下拉树组件（港务局版本）
 */
function DepartmentSelectTree(props) {
  const {
    params = {},
    placeholder = "部门",
    isNeedCorpInfoId = false,
    isNeedParentId = false,
    searchType = "current",
    ...restProps
  } = props;

  const [treeData, setTreeData] = useState([]);

  const getData = async () => {
    // 生成缓存键
    const paramsStr = JSON.stringify(params);
    const cacheKey = `${searchType}_${paramsStr}`;

    // 检查缓存，如果存在直接返回缓存结果
    if (cacheMap.has(cacheKey)) {
      setTreeData(cacheMap.get(cacheKey));
      return;
    }

    setTreeData([]);

    if (searchType === "current") {
      if (isNeedCorpInfoId && !params.eqCorpinfoId)
        return;
      if (isNeedParentId && !params.eqParentId)
        return;
    }

    let requestUrl = "";
    const actualParams = { ...params, time: new Date().getTime() };
    if (searchType === "current") {
      requestUrl = "/basicInfo/department/listTree";
      actualParams.inType = undefined;
      actualParams.enterpriseType = undefined;
    }
    if (searchType === "all") {
      requestUrl = "/basicInfo/department/listAllTree";
      actualParams.inType = undefined;
      actualParams.enterpriseType = undefined;
    }
    if (searchType === "inType") {
      requestUrl = "/basicInfo/department/listAllTreeByCorpType";
      actualParams.eqCorpinfoId = undefined;
      actualParams.eqParentId = undefined;
    }

    const { data } = await request(requestUrl, "post", actualParams);

    // 存入缓存
    cacheMap.set(cacheKey, data);

    setTreeData(data);
  };

  useEffect(() => {
    getData();
  }, [JSON.stringify(params), isNeedCorpInfoId, isNeedParentId, searchType]);

  return (
    <BasicSelectTree treeData={treeData} placeholder={placeholder} childrenKey="childrenList" {...restProps} />
  );
}

DepartmentSelectTree.displayName = "DepartmentSelectTree";

export default DepartmentSelectTree;