package com.dy.pipIrrBase.user;


import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONArray;
import com.alibaba.fastjson2.JSONObject;
import com.dy.common.webUtil.QueryResultVo;
import com.dy.pipIrrGlobal.daoBa.BaRolePermissionsMapper;
import com.dy.pipIrrGlobal.daoBa.BaUserMapper;
import com.dy.pipIrrGlobal.daoBa.BaUserRoleMapper;
import com.dy.pipIrrGlobal.pojoBa.BaRolePermissions;
import com.dy.pipIrrGlobal.pojoBa.BaUser;
import com.dy.pipIrrGlobal.pojoBa.BaUserRole;
import com.dy.pipIrrGlobal.voBa.VoUserInfo;
import lombok.extern.slf4j.Slf4j;
import org.apache.dubbo.common.utils.PojoUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.*;

@Slf4j
@Service
public class UserSv {

    private BaUserMapper dao;
    private BaUserRoleMapper urDao;
    private BaRolePermissionsMapper baRolePermissionsMapper;

    @Autowired
    private void setDao(BaUserMapper dao) {
        this.dao = dao;
    }

    @Autowired
    private void setDao(BaUserRoleMapper dao) {
        this.urDao = dao;
    }

    @Autowired
    private void setDao(BaRolePermissionsMapper dao) {
        this.baRolePermissionsMapper = dao;
    }

    /**
     * 得到一个用户
     *
     * @param id 用户ID
     * @return 用户实体
     */
    public BaUser selectById(Long id) {
        return this.dao.selectById(id);
    }

    /**
     * 得到一个用户
     *
     * @param vo 查询条件值对象
     * @return 用户实体
     */
    @SuppressWarnings("unchecked")
    public QueryResultVo<List<BaUser>> selectSome(QueryVo vo) {
        Map<String, Object> params = (Map<String, Object>) PojoUtils.generalize(vo);
        Long itemTotal = this.dao.selectTotal(params);

        QueryResultVo<List<BaUser>> rsVo = new QueryResultVo<>();
        rsVo.pageSize = vo.pageSize;
        rsVo.pageCurr = vo.pageCurr;
        rsVo.calculateAndSet(itemTotal, params);
        rsVo.obj = this.dao.selectSome(params);

        return rsVo;
    }

    /**
     * 保存实体
     * @param po 实体
     * @return 影响记录数量
     */
    @Transactional
    public int save(BaUser po){
        return this.dao.putin(po) ;
    }

    /**
     * 保存修改实体
     * @param po 实体
     * @return 影响记录数量
     */
    @Transactional
    public int update(BaUser po) {
        return this.dao.updateByPrimaryKeySelective(po);
    }

    /**
     * 修改密码
     *
     * @param id       用户ID
     * @param password 新密码
     * @return 影响记录数量
     */
    public int changePassword(Long id, String password) {
        return this.dao.changePassword(id, password);
    }

    /**
     * 设置用户角色
     *
     * @param userId  用户id
     * @param roleIds 选择的角色id集合
     * @return 插入用户与角色关联记录数量
     */
    public int setRoles(Long userId, Long[] roleIds) {
        this.urDao.deleteByUserId(userId);
        int count = 0;
        if (roleIds != null && roleIds.length > 0) {
            for (Long roleId : roleIds) {
                count += this.urDao.insertSelective(new BaUserRole(userId, roleId));
            }
        }
        return count ;
    }

    /**
     * 设置用户角色
     *
     * @param userId  用户id
     * @param roleIds 选择的角色id集合
     * @return 插入用户与角色关联记录数量
     */
    public int setRoles(Long userId, String[] roleIds) {
        this.urDao.deleteByUserId(userId);
        int count = 0;
        if (roleIds != null && roleIds.length > 0) {
            for (String roleId : roleIds) {
                count += this.urDao.insertSelective(new BaUserRole(userId, Long.parseLong(roleId)));
            }
        }
        return count;
    }

    /**
     * 保存修改实体
     * @param id 实体ID
     * @return 影响记录数量
     */
    @Transactional
    public int delete(Long id) {
        return this.dao.deleteLogicById(id);
    }


    /**
     * 生成指定位数随机数字密码
     *
     * @param length 多长随机数
     * @return 随机数
     */
    public String getStringRandom(int length) {
        String val = "";
        Random random = new Random();
        for (int i = 0; i < length; i++) {
            String charOrNum = random.nextInt(2) % 2 == 0 ? "char" : "num";
            if ("char".equalsIgnoreCase(charOrNum)) {
                int temp = random.nextInt(2) % 2 == 0 ? 65 : 97;
                val += (char) (random.nextInt(26) + temp);
            } else if ("num".equalsIgnoreCase(charOrNum)) {
                val += String.valueOf(random.nextInt(10));
            }
        }
        return val;
    }

    /**
     * 根据用户编号获取用户信息
     * @param userId 用户编号
     * @return 用户信息列表
     */
    public VoUserInfo getUserInfos(Long userId) {
        VoUserInfo voUserInfo = new VoUserInfo();
        JSONArray array_permission = new JSONArray();
        Map map = Optional.ofNullable(dao.getUserInfoById(userId)).orElse(new HashMap());
        if(map.size() > 0) {
            voUserInfo.setUserId(String.valueOf(userId));
            voUserInfo.setUserName(map.get("userName").toString());
        }

        /**
         * 添加角色编号列表、角色名称列表、权限列表
         * 如果当前用户是超级管理员，则上述三项均为admin
         */
        List list_roleIds = new ArrayList();
        List list_roleNames = new ArrayList();
        if(voUserInfo.getUserName().equals("超级管理员")) {
            array_permission.add("admin");
            list_roleIds.add("admin");
            list_roleNames.add("admin");
        } else {
            List<Map<String, Object>> list = Optional.ofNullable(urDao.getPermissionsByUserId(userId)).orElse(new ArrayList<>());
            if(list.size() > 0) {
                JSONArray array= JSONArray.parseArray(JSON.toJSONString(list));
                for (int i = 0; i < array.size(); i++) {
                    JSONObject job = array.getJSONObject(i);
                    list_roleIds.add(job.getLong("roleId").toString());
                    list_roleNames.add(job.getString("roleName"));

                    Long perId = Optional.ofNullable(job.getLong("perId")).orElse(0L);
                    BaRolePermissions baRolePermissions = baRolePermissionsMapper.selectByPrimaryKey(perId);
                    if(baRolePermissions != null) {
                        array_permission.addAll(baRolePermissions.getPermissions());
                    }
                }
            }
        }
        voUserInfo.setRoleIds(list_roleIds);
        voUserInfo.setRoleNames(list_roleNames);
        voUserInfo.setPermissions(array_permission);


        return voUserInfo;
    }
}