package com.ruoyi.measuringinstrumentledger.service.impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.enums.SparePartsRequisitionRecordSourceTypeEnum;
import com.ruoyi.measuringinstrumentledger.dto.SparePartsOutboundDto;
import com.ruoyi.measuringinstrumentledger.dto.SparePartsRequisitionRecordDto;
import com.ruoyi.measuringinstrumentledger.mapper.SparePartsMapper;
import com.ruoyi.measuringinstrumentledger.mapper.SparePartsRequisitionRecordMapper;
import com.ruoyi.measuringinstrumentledger.pojo.SpareParts;
import com.ruoyi.measuringinstrumentledger.pojo.SparePartsRequisitionRecord;
import com.ruoyi.measuringinstrumentledger.service.SparePartsRequisitionRecordService;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;

/**
 * <p>
 * 服务实现类
 * </p>
 *
 * @author 芯导软件（江苏）有限公司
 * @since 2026-04-02 03:59:56
 */
@Service
@RequiredArgsConstructor
public class SparePartsRequisitionRecordServiceImpl extends ServiceImpl<SparePartsRequisitionRecordMapper, SparePartsRequisitionRecord> implements SparePartsRequisitionRecordService {
    private final SparePartsRequisitionRecordMapper sparePartsRequisitionRecordMapper;
    private final SparePartsMapper sparePartsMapper;

    @Override
    public IPage<SparePartsRequisitionRecordDto> listPage(Page page, SparePartsRequisitionRecordDto sparePartsRequisitionRecordDto) {
        IPage<SparePartsRequisitionRecordDto> result = sparePartsRequisitionRecordMapper.listPage(page, sparePartsRequisitionRecordDto);
        // 处理来源类型文本
        result.getRecords().forEach(record -> {
            if (record.getSourceType() != null) {
                record.setSourceText(SparePartsRequisitionRecordSourceTypeEnum.getByCode(record.getSourceType()).getValue());
            }
        });
        return result;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void outbound(SparePartsOutboundDto dto) {
        SpareParts spareParts = sparePartsMapper.selectById(dto.getSparePartsId());
        if (spareParts == null) {
            throw new IllegalArgumentException("备件不存在");
        }
        if (spareParts.getQuantity().compareTo(new BigDecimal(dto.getQuantity())) < 0) {
            throw new IllegalArgumentException("备件 " + spareParts.getName() + " 库存不足");
        }
        // 扣减库存
        spareParts.setQuantity(spareParts.getQuantity().subtract(new BigDecimal(dto.getQuantity())));
        sparePartsMapper.updateById(spareParts);
        // 创建领用记录
        SparePartsRequisitionRecord record = new SparePartsRequisitionRecord();
        record.setSourceType(SparePartsRequisitionRecordSourceTypeEnum.SparePartsRequisitionRecordSourceTypeDirectOutbound.getCode());
        record.setSparePartsId(dto.getSparePartsId());
        record.setQuantity(dto.getQuantity());
        record.setDeviceLedgerId(dto.getDeviceLedgerId());
        this.save(record);
    }
}