package com.ruoyi.business.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.ruoyi.basic.entity.Supply;
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import com.ruoyi.basic.mapper.CoalInfoMapper;
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import com.ruoyi.business.dto.EquipmentManagementDto;
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import com.ruoyi.business.dto.EquipmentUsageRecordDto;
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import com.ruoyi.business.entity.EquipmentManagement;
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import com.ruoyi.business.entity.EquipmentUsageRecord;
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import com.ruoyi.business.mapper.EquipmentManagementMapper;
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import com.ruoyi.business.mapper.EquipmentUsageRecordMapper;
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import com.ruoyi.business.service.EquipmentUsageRecordService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.core.domain.entity.SysUser;
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import com.ruoyi.common.utils.bean.BeanUtils;
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import com.ruoyi.system.mapper.SysUserMapper;
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import org.springframework.stereotype.Service;
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import lombok.RequiredArgsConstructor;
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import org.springframework.transaction.annotation.Transactional;
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import java.time.LocalDate;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.function.Function;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 设备使用记录表 服务实现类
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* </p>
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*
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* @author ld
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* @since 2025-07-07
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*/
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@Service
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@RequiredArgsConstructor
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public class EquipmentUsageRecordServiceImpl extends ServiceImpl<EquipmentUsageRecordMapper, EquipmentUsageRecord> implements EquipmentUsageRecordService {
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private final EquipmentUsageRecordMapper equipmentUsageRecordMapper;
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private final EquipmentManagementMapper equipmentManagementMapper;
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private final SysUserMapper sysUserMapper;
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@Override
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public IPage<EquipmentUsageRecordDto> selectUsageRecordList(Page<EquipmentUsageRecord> page, EquipmentUsageRecordDto equipmentUsageRecordDto) {
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Page<EquipmentUsageRecord> entityPage = equipmentUsageRecordMapper.selectPage(page, null);
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IPage<EquipmentUsageRecordDto> dtoPage = new Page<>();
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BeanUtils.copyProperties(entityPage, dtoPage);
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List<Long> eqIds = entityPage.getRecords().stream().map(EquipmentUsageRecord::getEquipmentId).toList();
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List<Long> userIds = entityPage.getRecords().stream().map(EquipmentUsageRecord::getUserId).toList();
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//批量查询设备
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Map<Long, EquipmentManagement> equipmentManagementMap;
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if (!eqIds.isEmpty()) {
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List<EquipmentManagement> infos = equipmentManagementMapper.selectList(new LambdaQueryWrapper<EquipmentManagement>().in(EquipmentManagement::getId, eqIds));
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equipmentManagementMap = infos.stream().collect(Collectors.toMap(EquipmentManagement::getId, Function.identity()));
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} else {
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equipmentManagementMap = new HashMap<>();
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}
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//人员查询
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Map<Long, SysUser> userMap;
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if (!userIds.isEmpty()) {
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List<SysUser> sysUsers = sysUserMapper.selectList(userIds);
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userMap = sysUsers.stream().collect(Collectors.toMap(SysUser::getUserId, Function.identity()));
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} else {
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userMap = new HashMap<>();
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}
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//匹配数据
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List<EquipmentUsageRecordDto> dtoRecords = entityPage.getRecords().stream().map(entity -> {
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EquipmentUsageRecordDto dto = new EquipmentUsageRecordDto();
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BeanUtils.copyProperties(entity, dto);
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EquipmentManagement equipment = equipmentManagementMap.get(entity.getEquipmentId());
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if (equipment != null) {
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dto.setEquipmentNo(equipment.getEquipmentNo());
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dto.setEquipmentName(equipment.getEquipmentName());
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}
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SysUser sysUser = userMap.get(entity.getUserId());
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if (sysUser != null) {
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dto.setUserName(sysUser.getNickName());
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}
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return dto;
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}).toList();
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dtoPage.setRecords(dtoRecords);
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return dtoPage;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public int addOrEditUsageRecord(EquipmentUsageRecordDto equipmentUsageRecordDto) {
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// 参数校验
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if (equipmentUsageRecordDto == null) {
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throw new IllegalArgumentException("设备使用记录参数不能为空");
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}
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// 复制属性到实体对象
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EquipmentUsageRecord equipmentUsageRecord = new EquipmentUsageRecord();
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BeanUtils.copyProperties(equipmentUsageRecordDto, equipmentUsageRecord);
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// 获取设备ID和领用数量
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Long equipmentId = equipmentUsageRecordDto.getEquipmentId();
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Integer newUsageQuantity = equipmentUsageRecordDto.getUsageQuantity();
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// 查询设备信息
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EquipmentManagement equipment = equipmentManagementMapper.selectById(equipmentId);
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if (equipment == null) {
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throw new RuntimeException("设备不存在");
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}
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// 新增记录逻辑
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if (Objects.isNull(equipmentUsageRecordDto.getId())) {
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// 检查库存是否充足
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if (equipment.getQuantity() < newUsageQuantity) {
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throw new RuntimeException("库存不足，当前库存：" + equipment.getQuantity());
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}
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// 扣减库存
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equipment.setQuantity(equipment.getQuantity() - newUsageQuantity);
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equipmentManagementMapper.updateById(equipment);
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// 设置使用开始时间为当前时间
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equipmentUsageRecord.setUsageStartTime(LocalDate.now());
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// 如果状态为1(已归还)，则设置结束时间
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if ("1".equals(equipmentUsageRecordDto.getEquipmentStatus())) {
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equipmentUsageRecord.setUsageEndTime(LocalDate.now());
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}
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return equipmentUsageRecordMapper.insert(equipmentUsageRecord);
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}
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// 更新记录逻辑
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else {
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// 1. 查询原领用记录
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EquipmentUsageRecord originalRecord = equipmentUsageRecordMapper.selectById(equipmentUsageRecordDto.getId());
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if (originalRecord == null) {
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throw new RuntimeException("领用记录不存在");
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}
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// 2. 计算库存变化量（新数量 - 旧数量）
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int quantityDelta = newUsageQuantity - originalRecord.getUsageQuantity();
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if (quantityDelta != 0) {
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// 3. 检查调整后库存是否充足
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int newInventory = equipment.getQuantity() - quantityDelta;
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if (newInventory < 0) {
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throw new RuntimeException("库存不足，调整后库存将为：" + newInventory);
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}
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// 4. 调整库存
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equipment.setQuantity(newInventory);
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if (equipmentManagementMapper.updateById(equipment) == 0) {
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throw new RuntimeException("库存更新失败，可能已被其他操作修改");
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}
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}
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// 5. 如果状态变为1(已归还)，则设置结束时间为当前时间
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if ("1".equals(equipmentUsageRecordDto.getEquipmentStatus()) &&
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(originalRecord.getEquipmentStatus() == null || !"1".equals(originalRecord.getEquipmentStatus()))) {
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equipmentUsageRecord.setUsageEndTime(LocalDate.now());
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}
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// 6. 更新领用记录
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return equipmentUsageRecordMapper.updateById(equipmentUsageRecord);
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}
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}
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}
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