package com.sandu.ximon.admin.service;

import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.sandu.common.service.impl.BaseServiceImpl;
import com.sandu.ximon.dao.domain.AdminRoleRelation;
import com.sandu.ximon.dao.domain.Menu;
import com.sandu.ximon.dao.domain.RoleMenuRelation;
import com.sandu.ximon.dao.mapper.AdminRoleRelationMapper;
import com.sandu.ximon.dao.mapper.MenuMapper;
import lombok.AllArgsConstructor;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * @author chenjiantian
 * @date 2021/11/24 11:15
 */
@Service
@AllArgsConstructor
public class MenuService extends BaseServiceImpl<MenuMapper, Menu> {

    private final RoleMenuRelationService roleMenuRelationService;
    /**
     * 获取角色下的菜单
     */
    public List<Menu> listByRoleIds(List<Long> roleIdList) {
        List<Long> menuIdList = roleMenuRelationService.list(Wrappers.lambdaQuery(RoleMenuRelation.class).in(RoleMenuRelation::getRoleId, roleIdList).select(RoleMenuRelation::getMenuId))
                .stream().map(RoleMenuRelation::getMenuId).distinct().collect(Collectors.toList());
        if (CollectionUtil.isEmpty(menuIdList)) {
            return null;
        }
        List<Menu> menus = listByIds(menuIdList);
        return menus;
    }
}