package jnpf.permission.util;

import jnpf.constant.MsgCode;
import jnpf.exception.DataException;
import jnpf.permission.entity.OrganizeEntity;
import jnpf.permission.service.OrganizeService;
import jnpf.util.StringUtil;

import java.util.*;

/**
 * 类功能
 *
 * @author JNPF开发平台组 YanYu
 * @version V3.2.0
 * @copyright 引迈信息技术有限公司
 * @date 2022/1/27
 */
public class PermissionUtil {

    /**
     * 递归取组织结构id
     *
     * @param organizeInfo 组织信息集合
     * @param organizeId   组织id
     * @param infoType     信息类型 1:id 2:fullName
     */
    private static LinkedList<String> getOrganizeInfos(LinkedList<String> organizeInfo, String organizeId, Integer infoType, OrganizeService organizeService) {
        OrganizeEntity infoEntity = organizeService.getInfo(organizeId);
        if (infoEntity != null) {
            organizeInfo.add(infoType.equals(1) ? organizeId : infoEntity.getFullName());
            // -1 为顶级节点
            if (!"-1".equals(infoEntity.getParentId())) {
                getOrganizeInfos(organizeInfo, infoEntity.getParentId(), infoType, organizeService);
            } else {
                // 结束时，进行倒序排列
                Collections.reverse(organizeInfo);
            }
        }
        return organizeInfo;
    }

    public static List<LinkedList<String>> getOrgIdsTree(List<String> organizeIds, Integer infoType, OrganizeService organizeService) {
        List<LinkedList<String>> organizeIdsTree = new ArrayList<>();
        organizeIds.forEach(id -> {
            organizeIdsTree.add(getOrganizeInfos(new LinkedList<>(), id, infoType, organizeService));
        });
        return organizeIdsTree;
    }

    /**
     * 获取组名连接信息
     *
     * @param organizeIds 组织id集合
     * @return 组织链式信息
     */
    public static String getLinkInfoByOrgId(List<String> organizeIds, OrganizeService organizeService) {
        StringBuilder organizeInfoVo = new StringBuilder();
        for (String id : organizeIds) {
            if (id != null) {
                StringBuilder organizeInfo = new StringBuilder();
                for (String name : getOrganizeInfos(new LinkedList<>(), id, 2, organizeService)) {
                    organizeInfo.append(name).append("/");
                }
                // 去除最后一个斜杠
                if (organizeInfo.length() > 0) {
                    organizeInfo = new StringBuilder(organizeInfo.substring(0, organizeInfo.length() - 1));
                }
                organizeInfo.append(",");
                organizeInfoVo.append(organizeInfo);
            }
        }
        return organizeInfoVo.toString();
    }

    /**
     * 获取组名连接信息
     *
     * @param organizeId 组织id
     * @return 组织链式信息
     */
    public static String getLinkInfoByOrgId(String organizeId, OrganizeService organizeService) {
        return getLinkInfoByOrgId(Collections.singletonList(organizeId), organizeService);
    }

    /**
     * 去掉尾部的封号
     */
    public static String getLinkInfoByOrgId(String organizeId, OrganizeService organizeService, Boolean separateFlag) {
        String linkInfo = getLinkInfoByOrgId(organizeId, organizeService);
        if (StringUtil.isEmpty(linkInfo)) {
            return linkInfo;
        }
        if (!separateFlag) {
            linkInfo = linkInfo.substring(0, linkInfo.length() - 1);
        }
        return linkInfo;
    }

    public static List<String> getOrgIdsByFormTree(OrganizeService organizeService, List<List<String>> organizeIdsTree) throws DataException {
        List<String> orgIds = new ArrayList<>();
        for (List<String> organizeIds : organizeIdsTree) {
            // 组织id数组树最后一个数组最后一个id，是需要储存的id
            String organizeId = organizeIds.get(organizeIds.size() - 1);
            orgIds.add(organizeId);
        }
        // 判断每个OrgId的有效性
        int count = organizeService.listByIds(orgIds).size();
        if (count != orgIds.size()) {
            throw new DataException(MsgCode.FA026.get());
        }
        return orgIds;
    }

    /**
     * 将树形数据移出
     *
     * @param list
     * @return
     */
    public static List<Map<String, Object>> getListFromTree(List<Map<String, Object>> list) {
        List<Map<String, Object>> result = new ArrayList<>();
        for (Map<String, Object> map : list) {
            if (map.get("children") != null) {
                result.add(map);
                List<Map<String, Object>> children = (List<Map<String, Object>>) map.get("children");
                result.addAll(getListFromTree(children));
            } else {
                result.add(map);
            }
        }
        return result;
    }

    /**
     * 递归讲list转换成树形
     *
     * @param list
     * @param parentField
     * @param childField
     * @return
     */
    public static List<Map<String, Object>> getTreeObj(List<Map<String, Object>> list, String parentField, String childField) {
        List<Map<String, Object>> result = new ArrayList<>(list);
        for (int i = 0; i < result.size(); i++) {
            Map<String, Object> item = result.get(i);
            if ((item.get(parentField) != null && !StringUtil.isNotEmpty(item.get(parentField).toString())) || (item.get(parentField) != null && !"[]".equals(item.get(parentField).toString()))) {
                if (hasChild(item, result, parentField, childField) && result.size() > 0) {
                    result.remove(item);
                    i--;
                }
            }
        }
        return result;
    }

    /**
     * 判断是否有子数据
     *
     * @param node
     * @param list
     * @param parentField
     * @param childField
     * @return
     */
    public static boolean hasChild(Map<String, Object> node, List<Map<String, Object>> list, String parentField, String childField) {
        for (int i = 0; i < list.size(); i++) {
            Map<String, Object> ele = list.get(i);
            if (ele.get(childField).equals(node.get(parentField))) {
                if (ele.get("children") == null) {
                    ele.put("children", new ArrayList<>());
                }
                List<Map<String, Object>> children = (List<Map<String, Object>>) ele.get("children");
                children.add(node);
                ele.put("children", children);
                return true;
            }
            if (ele.get("children") != null) {
                List<Map<String, Object>> children = (List<Map<String, Object>>) ele.get("children");
                if (hasChild(node, children, parentField, childField)) {
                    return true;
                }
            }
        }
        return false;
    }


}