package com.ruoyi.warehouse.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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.utils.poi.ExcelUtil;
import com.ruoyi.procurementrecord.dto.ProcurementRecordOutPageDto;
import com.ruoyi.warehouse.pojo.Documentation;
import com.ruoyi.warehouse.pojo.DocumentationBorrowManagement;
import com.ruoyi.warehouse.service.DocumentationBorrowManagementService;
import com.ruoyi.warehouse.mapper.DocumentationBorrowManagementMapper;
import com.ruoyi.warehouse.service.DocumentationService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.servlet.http.HttpServletResponse;
import java.util.List;
import java.util.stream.Collectors;

/**
* @author 86151
* @description 针对表【documentation_borrow_management(文档借阅-归还表)】的数据库操作Service实现
* @createDate 2025-08-14 15:55:45
*/
@Service
@Transactional(rollbackFor = Exception.class)
public class DocumentationBorrowManagementServiceImpl extends ServiceImpl<DocumentationBorrowManagementMapper, DocumentationBorrowManagement>
    implements DocumentationBorrowManagementService{
    @Autowired
    private DocumentationBorrowManagementMapper documentationBorrowManagementMapper;
    @Autowired
    private DocumentationService documentationService;
    @Override
    public IPage<DocumentationBorrowManagement> listPage(Page page, DocumentationBorrowManagement documentationBorrowManagement) {
        IPage<DocumentationBorrowManagement> listPage = documentationBorrowManagementMapper.listPage(page, documentationBorrowManagement);
        return listPage;
    }


    @Override
    public boolean add(DocumentationBorrowManagement documentationBorrowManagement) {
        Long documentationId = documentationBorrowManagement.getDocumentationId();
        String borrowStatus = documentationBorrowManagement.getBorrowStatus();
        Documentation documentation = documentationService.getById(documentationId);
        if (documentation==null){
            System.out.println("文档不存在");
            return false;
        }
        if ("借出".equals(documentation.getDocStatus())){
            if ("归还".equals(borrowStatus)){
                documentation.setDocStatus("正常");
                documentationService.updateById(documentation);
                documentationBorrowManagementMapper.insert(documentationBorrowManagement);
                return true;
            }else{
                System.out.println("文档已借出，不能重复借出");
                return false;
            }
        }else if("正常".equals(documentation.getDocStatus())){
            if ("归还".equals(borrowStatus)){
                System.out.println("文档已归还，不能重复归还");
                return false;
            }else if("借出".equals(borrowStatus)){
                documentation.setDocStatus("借出");
                documentationService.updateById(documentation);
                documentationBorrowManagementMapper.insert(documentationBorrowManagement);
                return true;
            }
        }else{
            System.out.println("文档状态异常");
            return false;
        }
        return false;
    }
//    @Override
//    public boolean updateDBMById(DocumentationBorrowManagement documentationBorrowManagement) {
//        Long id = documentationBorrowManagement.getId();
////        Long documentationId = documentationBorrowManagement.getDocumentationId();
//        //查询文档是否已归还
//        DocumentationBorrowManagement dbm = documentationBorrowManagementMapper.selectById(id);
////        Long documentationId = dbm.getDocumentationId();
//        if ("归还".equals(dbm.getBorrowStatus())){
//            System.out.println("文档已归还，不能更新");
//            return false;
//        }
//        //查询文档
//        Documentation documentation = documentationService.getById(dbm.getDocumentationId());
//        String docStatus = documentation.getDocStatus();
//        if ("正常".equals(docStatus)){
//            System.out.println("文档已归还，不能更新");
//            return false;
//        }
//        return false;
//    }

    @Override
    public boolean deleteByIds(List<Long> ids) {
        List<DocumentationBorrowManagement> list = documentationBorrowManagementMapper.selectList(new LambdaQueryWrapper<DocumentationBorrowManagement>().in(DocumentationBorrowManagement::getId, ids));
        for (DocumentationBorrowManagement documentationBorrowManagement : list) {
            String borrowStatus = documentationBorrowManagement.getBorrowStatus();
            if ("借阅".equals(borrowStatus)){
                System.out.println("文档已借出，不能删除");
                return false;
            }
        }
        documentationBorrowManagementMapper.deleteBatchIds(ids);
        return true;
    }


}