package com.xcong.farmer.cms.modules.system.service.Impl;

import cn.hutool.core.collection.CollUtil;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.xcong.farmer.cms.common.response.Result;
import com.xcong.farmer.cms.modules.system.dto.AdminAddBarDto;
import com.xcong.farmer.cms.modules.system.dto.AdminNavigationBarDto;
import com.xcong.farmer.cms.modules.system.dto.AdminUpdateBarDto;
import com.xcong.farmer.cms.modules.system.entity.NavigationBarEntity;
import com.xcong.farmer.cms.modules.system.mapper.NavigationBarMapper;
import com.xcong.farmer.cms.modules.system.service.INavigationBarService;
import com.xcong.farmer.cms.modules.system.vo.AdminNavigationBarVo;
import com.xcong.farmer.cms.modules.system.vo.AdminSeeBarInfoVo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;

import cn.hutool.core.util.StrUtil;
import cn.hutool.core.util.ObjectUtil;
import org.springframework.transaction.annotation.Transactional;


@Service
@Slf4j
public class NavigationBarServiceImpl extends ServiceImpl<NavigationBarMapper, NavigationBarEntity> implements INavigationBarService {

    @Override
    public Result getBarInPage(AdminNavigationBarDto adminNavigationBarDto) {
        Page<AdminNavigationBarVo> page = new Page<>(adminNavigationBarDto.getPageNum(), adminNavigationBarDto.getPageSize());
        NavigationBarEntity navigationBarEntity = new NavigationBarEntity();
        navigationBarEntity.setParentId(NavigationBarEntity.PARENTID_DEFAULT);
        IPage<AdminNavigationBarVo> list = this.baseMapper.selectAdminNavigationBarVoInPage(page,navigationBarEntity);
        List<AdminNavigationBarVo> records = list.getRecords();
        if(CollUtil.isNotEmpty(records)){
            for(AdminNavigationBarVo adminNavigationBarVo : records){
                Long id = adminNavigationBarVo.getId();
                QueryWrapper<NavigationBarEntity> objectQueryWrapper = new QueryWrapper<>();
                objectQueryWrapper.eq("parent_id",id);
                List<NavigationBarEntity> navigationBarEntities = this.baseMapper.selectList(objectQueryWrapper);
                List<AdminNavigationBarVo> adminNavigationBarVoChilds = new ArrayList<>();
                if(CollUtil.isNotEmpty(navigationBarEntities)){
                    for(NavigationBarEntity navigationBarEntityChild : navigationBarEntities){
                        AdminNavigationBarVo child = new AdminNavigationBarVo();
                        child.setId(navigationBarEntityChild.getId());
                        child.setBarName(navigationBarEntityChild.getBarName());
                        child.setLinkUrl(navigationBarEntityChild.getLinkUrl());
                        child.setDescribe(navigationBarEntityChild.getDescribe());
                        child.setPic(navigationBarEntityChild.getPic());
                        child.setOrderNum(navigationBarEntityChild.getOrderNum());
                        adminNavigationBarVoChilds.add(child);
                    }
                }
                adminNavigationBarVo.setChild(adminNavigationBarVoChilds);
            }
        }
        return Result.ok(list);
    }

    @Override
    @Transactional
    public Result addBar(AdminAddBarDto adminAddBarDto) {
        NavigationBarEntity navigationBarEntity = new NavigationBarEntity();
        String barName = adminAddBarDto.getBarName();
        if(StrUtil.isEmpty(barName)){
            return Result.fail("请输入导航栏标题");
        }
        navigationBarEntity.setBarName(barName);
        Long parentId = adminAddBarDto.getParentId();
        if(ObjectUtil.isEmpty(parentId)){
            navigationBarEntity.setParentId(NavigationBarEntity.PARENTID_DEFAULT);
        }else{
            navigationBarEntity.setParentId(parentId);
        }
        String linkUrl = adminAddBarDto.getLinkUrl();
        if(StrUtil.isNotEmpty(linkUrl)){
            navigationBarEntity.setLinkUrl(linkUrl);
        }
        Integer orderNum = adminAddBarDto.getOrderNum();
        if(ObjectUtil.isNotEmpty(orderNum)){
            navigationBarEntity.setOrderNum(orderNum);
        }
        String pic = adminAddBarDto.getPic();
        if(StrUtil.isNotEmpty(pic)){
            navigationBarEntity.setPic(pic);
        }
        String describe = adminAddBarDto.getDescribe();
        if(StrUtil.isNotEmpty(describe)){
            navigationBarEntity.setDescribe(describe);
        }
        this.baseMapper.insert(navigationBarEntity);
        return Result.ok("添加成功");
    }

    @Override
    @Transactional
    public Result deleteBar(Long id) {
        NavigationBarEntity navigationBarEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(navigationBarEntity)){
            return Result.fail("导航栏不存在");
        }
        QueryWrapper<NavigationBarEntity> objectQueryWrapper = new QueryWrapper<>();
        objectQueryWrapper.eq("parent_id",id);
        List<NavigationBarEntity> navigationBarEntities = this.baseMapper.selectList(objectQueryWrapper);
        if(CollUtil.isNotEmpty(navigationBarEntities)){
            return Result.fail("请先清空它的二级导航栏");
        }
        this.baseMapper.deleteById(id);
        return Result.ok("删除成功");
    }

    @Override
    public Result seeBarInfo(Long id) {
        NavigationBarEntity navigationBarEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(navigationBarEntity)){
            return Result.fail("导航栏不存在");
        }
        AdminSeeBarInfoVo adminSeeBarInfoVo = new AdminSeeBarInfoVo();
        adminSeeBarInfoVo.setId(navigationBarEntity.getId());
        adminSeeBarInfoVo.setBarName(navigationBarEntity.getBarName());
        adminSeeBarInfoVo.setLinkUrl(navigationBarEntity.getLinkUrl());
        adminSeeBarInfoVo.setDescribe(navigationBarEntity.getDescribe());
        adminSeeBarInfoVo.setOrderNum(navigationBarEntity.getOrderNum());
        adminSeeBarInfoVo.setPic(navigationBarEntity.getPic());
        adminSeeBarInfoVo.setParentId(navigationBarEntity.getParentId());
        return Result.ok(adminSeeBarInfoVo);
    }

    @Override
    @Transactional
    public Result updateBar(AdminUpdateBarDto adminUpdateMenuDto) {
        Long id = adminUpdateMenuDto.getId();
        if(ObjectUtil.isEmpty(id)){
            return Result.fail("导航栏不存在");
        }
        NavigationBarEntity navigationBarEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(navigationBarEntity)){
            return Result.fail("导航栏不存在");
        }
        String barName = adminUpdateMenuDto.getBarName();
        if(StrUtil.isEmpty(barName)){
            return Result.fail("请输入导航栏标题");
        }
        navigationBarEntity.setBarName(barName);
        Long parentId = adminUpdateMenuDto.getParentId();
        if(ObjectUtil.isEmpty(parentId)){
            navigationBarEntity.setParentId(NavigationBarEntity.PARENTID_DEFAULT);
        }else{
            navigationBarEntity.setParentId(parentId);
        }
        String linkUrl = adminUpdateMenuDto.getLinkUrl();
        if(StrUtil.isNotEmpty(linkUrl)){
            navigationBarEntity.setLinkUrl(linkUrl);
        }
        Integer orderNum = adminUpdateMenuDto.getOrderNum();
        if(ObjectUtil.isNotEmpty(orderNum)){
            navigationBarEntity.setOrderNum(orderNum);
        }
        String pic = adminUpdateMenuDto.getPic();
        if(StrUtil.isNotEmpty(pic)){
            navigationBarEntity.setPic(pic);
        }
        String describe = adminUpdateMenuDto.getDescribe();
        if(StrUtil.isNotEmpty(describe)){
            navigationBarEntity.setDescribe(describe);
        }
        this.baseMapper.updateById(navigationBarEntity);
        return Result.ok("更新成功");
    }

    @Override
    public Result getBarInList() {
        List<AdminNavigationBarVo> records = this.baseMapper.selectAdminNavigationBarVoByParentId(NavigationBarEntity.PARENTID_DEFAULT);
        if(CollUtil.isNotEmpty(records)){
            for(AdminNavigationBarVo adminNavigationBarVo : records){
                Long id = adminNavigationBarVo.getId();
                QueryWrapper<NavigationBarEntity> objectQueryWrapper = new QueryWrapper<>();
                objectQueryWrapper.eq("parent_id",id);
                List<NavigationBarEntity> navigationBarEntities = this.baseMapper.selectList(objectQueryWrapper);
                List<AdminNavigationBarVo> adminNavigationBarVoChilds = new ArrayList<>();
                if(CollUtil.isNotEmpty(navigationBarEntities)){
                    for(NavigationBarEntity navigationBarEntityChild : navigationBarEntities){
                        AdminNavigationBarVo child = new AdminNavigationBarVo();
                        child.setId(navigationBarEntityChild.getId());
                        child.setBarName(navigationBarEntityChild.getBarName());
                        child.setLinkUrl(navigationBarEntityChild.getLinkUrl());
                        child.setDescribe(navigationBarEntityChild.getDescribe());
                        child.setPic(navigationBarEntityChild.getPic());
                        child.setOrderNum(navigationBarEntityChild.getOrderNum());
                        adminNavigationBarVoChilds.add(child);
                    }
                }
                adminNavigationBarVo.setChild(adminNavigationBarVoChilds);
            }
        }
        return Result.ok(records);
    }
}