package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.whyc.mapper.EnvironmentMapper;
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import com.whyc.pojo.db_fire_robot.Environment;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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@Service
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public class EnvironmentService {
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@Resource
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private EnvironmentMapper mapper;
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public void add(Environment env) {
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mapper.insert(env);
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}
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public void addOrUpdate(Environment env) {
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QueryWrapper<Environment> query = Wrappers.query();
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query.last(" limit 1");
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Environment envInDB = mapper.selectOne(query);
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if (envInDB ==null) {
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mapper.insert(env);
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}else{
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env.setId(envInDB.getId());
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mapper.updateById(env);
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}
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}
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}
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