package com.ruoyi.system.service.impl.config;



import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.system.domain.dto.BottomNavDto;
import com.ruoyi.system.domain.pojo.config.BottomNav;
import com.ruoyi.system.domain.vo.AppBottomNavVO;
import com.ruoyi.system.mapper.config.BottomNavMapper;
import com.ruoyi.system.service.config.BottomNavService;
import org.springframework.stereotype.Service;

import java.util.Collections;
import java.util.List;

@Service
public class BottomNavServiceImpl extends ServiceImpl<BottomNavMapper, BottomNav> implements BottomNavService {

    @Override
    public List<AppBottomNavVO> getAppBottomNav() {
        return this.baseMapper.getAppBottomNav();
    }

    @Override
    public List<BottomNav> getAllBottomNav() {
        return this.baseMapper.selectList(null);
    }

    @Override
    public R editBottomNav(BottomNavDto bottomNavDto) {
        BottomNav bottomNav = this.baseMapper.selectById(bottomNavDto.getId());
        if (bottomNav == null) {
            return R.fail("该导航不存在");
        }
        //修改状态
        bottomNav.setStatus(bottomNav.getStatus()==0?1:0);

        if (bottomNav.getStatus() == 1) {
            //判断当前开启数量是否超过四个
            Integer count = this.baseMapper.selectCount(new LambdaQueryWrapper<BottomNav>().eq(BottomNav::getStatus, 1));
            if (count >= 4) {
                return R.fail("操作失败，当前已有四个导航展示");
            }
        }
        this.baseMapper.updateById(bottomNav);
        return R.ok();
    }


}