package com.iailab.module.infra.service.monitormem;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import org.springframework.validation.annotation.Validated;

import com.iailab.module.infra.controller.admin.monitormem.vo.*;
import com.iailab.module.infra.dal.dataobject.monitormem.MonitorMemDO;
import com.iailab.framework.common.pojo.PageResult;
import com.iailab.framework.common.util.object.BeanUtils;

import com.iailab.module.infra.dal.mysql.monitormem.MonitorMemMapper;

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

import static com.iailab.framework.common.exception.util.ServiceExceptionUtil.exception;
import static com.iailab.module.infra.enums.ErrorCodeConstants.*;

/**
 * 内存监控日志 Service 实现类
 *
 * @author 超级管理员
 */
@Service
@Validated
public class MonitorMemServiceImpl implements MonitorMemService {

    @Resource
    private MonitorMemMapper monitorMemMapper;

    @Override
    public Long createMonitorMem(MonitorMemSaveReqVO createReqVO) {
        // 插入
        MonitorMemDO monitorMem = BeanUtils.toBean(createReqVO, MonitorMemDO.class);
        monitorMem.setCreator("iailab");
        monitorMem.setTenantId(1);
        monitorMemMapper.insert(monitorMem);
        // 返回
        return monitorMem.getId();
    }

    @Override
    public void updateMonitorMem(MonitorMemSaveReqVO updateReqVO) {
        // 校验存在
        validateMonitorMemExists(updateReqVO.getId());
        // 更新
        MonitorMemDO updateObj = BeanUtils.toBean(updateReqVO, MonitorMemDO.class);
        updateObj.setUpdater("iailab");
        monitorMemMapper.updateById(updateObj);
    }

    @Override
    public void deleteMonitorMem(Long id) {
        // 校验存在
        validateMonitorMemExists(id);
        // 删除
        monitorMemMapper.deleteById(id);
    }

    private void validateMonitorMemExists(Long id) {
        if (monitorMemMapper.selectById(id) == null) {
            throw exception(MONITOR_MEM_NOT_EXISTS);
        }
    }

    @Override
    public MonitorMemDO getMonitorMem(Long id) {
        return monitorMemMapper.selectById(id);
    }

    @Override
    public PageResult<MonitorMemDO> getMonitorMemPage(MonitorMemPageReqVO pageReqVO) {
        return monitorMemMapper.selectPage(pageReqVO);
    }

    @Override
    public List<MonitorMemDO> getMonitorMemList(MonitorMemReqVO reqVO) {
        return monitorMemMapper.getMonitorMemList(reqVO);
    }

    @Override
    public List<String> getAllHost() {
        QueryWrapper<MonitorMemDO> queryWrapper = new QueryWrapper<>();
        queryWrapper.select("DISTINCT host_name"); // 添加 DISTINCT 修饰
        List<String> hosts = monitorMemMapper.selectObjs(queryWrapper);
        return hosts;
    }

    @Override
    public List<String> getAllServer() {
        QueryWrapper<MonitorMemDO> queryWrapper = new QueryWrapper<>();
        queryWrapper.select("DISTINCT server_name"); // 添加 DISTINCT 修饰
        List<String> servers = monitorMemMapper.selectObjs(queryWrapper);
        return servers;
    }

    @Override
    public List<String> getAllIp() {
        QueryWrapper<MonitorMemDO> queryWrapper = new QueryWrapper<>();
        queryWrapper.select("DISTINCT host_ip"); // 添加 DISTINCT 修饰
        List<String> ips = monitorMemMapper.selectObjs(queryWrapper);
        return ips;
    }

}