package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.whyc.mapper.MapOutlineMapper;
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import com.whyc.pojo.MapOutline;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.List;
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@Service
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public class MapOutlineService {
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@Resource
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private MapOutlineMapper mapper;
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public List<MapOutline> getAll() {
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return mapper.selectList(null);
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}
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public void updateActive(int id) {
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//先把激活状态的改为非激活状态
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UpdateWrapper<MapOutline> wrapper = Wrappers.update();
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UpdateWrapper<MapOutline> wrapper2 = wrapper.clone();
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wrapper.set("status",0).eq("status",1);
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mapper.update(null,wrapper);
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//再激活当前id说对应的记录
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wrapper2.set("status",1).eq("id",id);
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mapper.update(null,wrapper2);
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}
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public void add(MapOutline mapOutline) {
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mapper.insert(mapOutline);
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}
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}
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