package com.ycl.service.user.impl;

import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ycl.dto.UmsMenuNode;
import com.ycl.entity.dict.DataDictionary;
import com.ycl.entity.user.*;
import com.ycl.mapper.dict.DataDictionary2Mapper;
import com.ycl.mapper.user.UmsMenuMapper;
import com.ycl.mapper.user.UmsResourceMapper;
import com.ycl.mapper.user.UmsRoleMapper;
import com.ycl.service.user.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 后台角色管理Service实现类
 * Created by macro on 2018/9/30.
 */
@Service
public class UmsRoleServiceImpl extends ServiceImpl<UmsRoleMapper, UmsRole> implements UmsRoleService {
    @Autowired
    private UmsAdminCacheService adminCacheService;
    @Autowired
    private UmsRoleMenuRelationService roleMenuRelationService;
    @Autowired
    private UmsRoleResourceRelationService roleResourceRelationService;

    private UmsMenuService umsMenuService;

    @Autowired
    public void setUmsMenuService(UmsMenuService umsMenuService) {
        this.umsMenuService = umsMenuService;
    }

    @Resource
    private UmsMenuMapper umsMenuMapper;
    @Resource
    private UmsResourceMapper umsResourceMapper;
    @Resource
    private DataDictionary2Mapper dataDictionary2Mapper;

    @Override
    public boolean create(UmsRole role) {
        role.setCreateTime(new Date());
        role.setAdminCount(0);
        role.setSort(0);
        return save(role);
    }

    @Override
    public boolean delete(List<Long> ids) {
        boolean success = removeByIds(ids);
        adminCacheService.delResourceListByRoleIds(ids);
        return success;
    }

    @Override
    public Page<UmsRole> list(String keyword, Integer pageSize, Integer pageNum) {
        Page<UmsRole> page = new Page<>(pageNum, pageSize);
        QueryWrapper<UmsRole> wrapper = new QueryWrapper<>();
        LambdaQueryWrapper<UmsRole> lambda = wrapper.lambda();
        if (StrUtil.isNotEmpty(keyword)) {
            lambda.like(UmsRole::getName, keyword);
        }
        Page<UmsRole> resultPage = page(page, wrapper);
        List<UmsRole> roles = resultPage.getRecords();
        List<Long> types = roles.stream().map(UmsRole::getType).collect(Collectors.toList());
        if (types.size() > 0) {
            LambdaQueryWrapper<DataDictionary> dicQuery = new LambdaQueryWrapper<>();
            dicQuery.in(DataDictionary::getId, types);
            List<DataDictionary> dics = dataDictionary2Mapper.selectList(dicQuery);
            for (UmsRole role : roles) {
                for (DataDictionary dic : dics) {
                    if (dic.getId().equals(role.getType())) {
                        role.setTypeText(dic.getName());
                    }
                }
            }
        }
        return resultPage;
    }

    @Override
    public List<UmsMenuNode> getMenuList(Long adminId) {
        List<UmsMenu> menuList = umsMenuMapper.getMenuList(adminId);
        List<UmsMenuNode> result = menuList.stream()
                .filter(menu -> menu.getParentId().equals(0L))
                .map(menu -> umsMenuService.covertMenuNode(menu, menuList)).collect(Collectors.toList());
        return result;
    }


    @Override
    public List<UmsRole> getRoleListByCodes(List<String> codes) {
        LambdaQueryWrapper<UmsRole> wrapper = new LambdaQueryWrapper<UmsRole>().in(UmsRole::getCode, codes);
        return baseMapper.selectList(wrapper);
    }

    @Override
    public List<UmsMenu> listMenu(Long roleId) {
        return umsMenuMapper.getMenuListByRoleId(roleId);
    }

    @Override
    public List<UmsResource> listResource(Long roleId) {
        return umsResourceMapper.getResourceListByRoleId(roleId);
    }

    @Override
    public int allocMenu(Long roleId, List<Long> menuIds) {
        //先删除原有关系
        QueryWrapper<UmsRoleMenuRelation> wrapper = new QueryWrapper<>();
        wrapper.lambda().eq(UmsRoleMenuRelation::getRoleId, roleId);
        roleMenuRelationService.remove(wrapper);
        //批量插入新关系
        List<UmsRoleMenuRelation> relationList = new ArrayList<>();
        for (Long menuId : menuIds) {
            UmsRoleMenuRelation relation = new UmsRoleMenuRelation();
            relation.setRoleId(roleId);
            relation.setMenuId(menuId);
            relationList.add(relation);
        }
        roleMenuRelationService.saveBatch(relationList);
        return menuIds.size();
    }

    @Override
    public int allocResource(Long roleId, List<Long> resourceIds) {
        //先删除原有关系
        QueryWrapper<UmsRoleResourceRelation> wrapper = new QueryWrapper<>();
        wrapper.lambda().eq(UmsRoleResourceRelation::getRoleId, roleId);
        roleResourceRelationService.remove(wrapper);
        //批量插入新关系
        List<UmsRoleResourceRelation> relationList = new ArrayList<>();
        for (Long resourceId : resourceIds) {
            UmsRoleResourceRelation relation = new UmsRoleResourceRelation();
            relation.setRoleId(roleId);
            relation.setResourceId(resourceId);
            relationList.add(relation);
        }
        roleResourceRelationService.saveBatch(relationList);
        adminCacheService.delResourceListByRole(roleId);
        return resourceIds.size();
    }

    @Override
    public Boolean updateStatusBatch(List<Long> ids, Integer status) {
        List<UmsRole> roles = new ArrayList<>();
        for (Long id : ids) {
            UmsRole umsRole = UmsRole.builder().
                    id(id).status(status).build();
            roles.add(umsRole);
        }
        updateBatchById(roles, roles.size());
        adminCacheService.delResourceListByRoleIds(ids);
        return true;
    }
}