package com.yuanchu.mom.service.impl;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.yuanchu.mom.mapper.ReceiptMapper;
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import com.yuanchu.mom.pojo.Receipt;
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import com.yuanchu.mom.service.ReceiptService;
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import com.yuanchu.mom.utils.FileSaveUtil;
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import io.swagger.models.Response;
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import org.apache.logging.log4j.util.Strings;
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import org.springframework.core.io.FileSystemResource;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.MediaType;
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import org.springframework.http.ResponseEntity;
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import org.springframework.stereotype.Service;
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import org.springframework.web.multipart.MultipartFile;
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import javax.annotation.Resource;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.util.List;
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import java.util.Map;
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/**
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* 回单表(Receipt)表服务实现类
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*
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* @author zss
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* @since 2023-08-11 10:08:55
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*/
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@Service
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public class ReceiptServiceImpl extends ServiceImpl<ReceiptMapper, Receipt> implements ReceiptService {
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@Resource
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ReceiptMapper receiptMapper;
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//查询回单列表
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@Override
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public IPage<Map<String, Object>> selectAllRece(Page<Object> page, String name, String orderCode, String type, String deliverTime) {
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return receiptMapper.selectAllRece(page, name, orderCode, type, deliverTime);
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}
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//根据id删除
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@Override
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public void delRece(Integer id) {
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Receipt receipt = receiptMapper.selectById(id);
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receipt.setState(0);
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receiptMapper.updateById(receipt);
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}
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//批量删除
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@Override
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public void delAllRece(List<Integer> ids) {
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List<Receipt> receipts = receiptMapper.selectBatchIds(ids);
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for (Receipt receipt : receipts) {
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receipt.setState(0);
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receiptMapper.updateById(receipt);
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}
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}
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//上传附件修改状态
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@Override
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public void updRece(Integer id, MultipartFile file) {
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if (ObjectUtils.isNotEmpty(file)) {
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Receipt receipt = receiptMapper.selectById(id);
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receipt.setUrl(FileSaveUtil.StoreFile(file));
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receipt.setType(1);
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receiptMapper.updateById(receipt);
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}
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}
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//根据id查看回单照片
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@Override
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public ResponseEntity<byte[]> selReceDatil(Integer id) throws IOException {
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String url = receiptMapper.selectById(id).getUrl();
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String path = "D:\\webapp\\images\\" + url;
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//获取图片格式后缀名
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String extension = getImageExtension(url);
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// 读取本地图片文件，并将其转换为字节数组
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FileSystemResource imageResource = new FileSystemResource(path);
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byte[] bytes = Files.readAllBytes(imageResource.getFile().toPath());
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// 设置HTTP头信息，告诉浏览器返回的是图片数据
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HttpHeaders headers = new HttpHeaders();
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headers.setContentType(new MediaType("image", extension));
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return new ResponseEntity<>(bytes, headers, HttpStatus.OK);
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}
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private String getImageExtension(String imageName) {
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// 根据图片文件名获取扩展名
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int dotIndex = imageName.lastIndexOf('.');
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if (dotIndex > 0 && dotIndex < imageName.length() - 1) {
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return imageName.substring(dotIndex + 1);
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}
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return null;
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}
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}
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