package com.dji.sample.territory.service.impl;
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import com.alibaba.fastjson.JSONObject;
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import com.baomidou.dynamic.datasource.annotation.DS;
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import com.dji.sample.media.model.MediaFileEntity;
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import com.dji.sample.patches.config.pojo.PatchesConfigPojo;
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import com.dji.sample.patches.model.entity.LotInfo;
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import com.dji.sample.territory.dao.ITbFjMapper;
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import com.dji.sample.territory.model.entity.TbFjEntity;
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import com.dji.sample.territory.service.ITbFJService;
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import com.dji.sample.territory.utils.Sm3Util;
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import com.dji.sample.territory.utils.VideoZipUtil;
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import com.dji.sample.territory.utils.WaterMarkUtil;
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import org.bouncycastle.crypto.params.ECPrivateKeyParameters;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import static com.dji.sample.territory.utils.CoordinateSystemUtil.*;
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import static com.dji.sample.territory.utils.SM2SignUtil.getSM2PrivateKey;
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import static com.dji.sample.territory.utils.SM2SignUtil.signWithSM2;
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@Service
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@DS("sqlite-ret")
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public class TbFjServiceImpl implements ITbFJService {
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@Autowired
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private ITbFjMapper tbFjMapper;
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@Autowired
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private PatchesConfigPojo patchesConfigPojo;
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/**
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* 按照地块编号所对应的信息和音视频文件存入sqlite数据库
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*
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* @param mediaFile
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* @param lotInfo
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* @return
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* @throws IOException
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*/
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@Transactional
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public int insertData(List<MediaFileEntity> mediaFile, LotInfo lotInfo) throws Exception {
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int count = 0;
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List<TbFjEntity> list = new ArrayList<>();
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TbFjEntity tbFj;
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for (int i = 0; i < mediaFile.size(); i++) {
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MediaFileEntity file = mediaFile.get(i);
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tbFj = dbConvertToEntity(file, lotInfo);
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list.add(tbFj);
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tbFjMapper.insert(tbFj);
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count++;
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}
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return count;
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}
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@Override
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public void deleteData() {
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tbFjMapper.delete(null);
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}
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/**
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* 将Media和Lotinfo实体类转化为TbFjEntity实体类
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*
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* @param mediaFile
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* @param lotInfo
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* @return
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* @throws IOException
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*/
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private TbFjEntity dbConvertToEntity(MediaFileEntity mediaFile, LotInfo lotInfo) throws Exception {
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File file1 = null;
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byte[] FJ = null;
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String jsonString = JSONObject.toJSONString(mediaFile.getMetadata());
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JSONObject jsonObject = JSONObject.parseObject(jsonString);
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Double absoluteAltitude = jsonObject.getDouble("absoluteAltitude");
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Double relativeAltitude = jsonObject.getDouble("relativeAltitude");
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Double gimbalYawDegree = jsonObject.getDouble("gimbalYawDegree");
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JSONObject shootPosition = jsonObject.getJSONObject("shootPosition");
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Double lat = shootPosition.getDouble("lat");
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Double lng = shootPosition.getDouble("lng");
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double[] coordinates = extractCoordinates(pointWGStoCGCS(lng, lat));
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double x = Double.parseDouble(((formatCoordinate(coordinates[1]))));
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double y = Double.parseDouble(((formatCoordinate(coordinates[0]))));
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//本地数据库没有的数据在FJ表非空用0
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int psjd = 0;
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String fjhxz = "0";
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int pshgj = 0;
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String psry = "0";
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String zsdm = "23C8CCC61E3042FBA6A658F319337B1A";
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String dklx = "0";
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String xzqdm = "0";
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int fjlx = 1;
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Long pssj = mediaFile.getCreateTime();
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String bsm = UUID.randomUUID().toString();
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String fjmc = mediaFile.getFileName();
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String key = mediaFile.getObjectKey();
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String head = "http://dev.jxpskj.com:9000/cloud-bucket";
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String url = head + key;
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File file = downloadFile(url);
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//对应图片和视频文件进行不同处理
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boolean endsWith = key.endsWith(".mp4");
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if (!endsWith) {
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file1 = WaterMarkUtil.addWatermark(file, patchesConfigPojo.getUnzip(), pssj, lat, lng,gimbalYawDegree);
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FJ = fileToByteArray(file1);
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} else {
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file1 = VideoZipUtil.compressVideo(file, 800000, 128000, 1280, 720);
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FJ = fileToByteArray(file1);
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}
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String sm3 = Sm3Util.calculateSM3Hash(fjhxz+","+pssj+","+lng+","+lat+","+gimbalYawDegree+","+psjd+","+pshgj+","+psry+","+zsdm);
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byte[] hash = sm3.getBytes(); // 注意：使用SM3或其他哈希算法来计算数据的哈希值
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// 加载私钥
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ECPrivateKeyParameters sm2PrivateKey = getSM2PrivateKey();
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// 使用SM2私钥对哈希值进行签名
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String signatureHex = signWithSM2(hash, sm2PrivateKey);
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TbFjEntity.TbFjEntityBuilder builder = TbFjEntity.builder();
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if (lotInfo != null) {
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builder.bsm(bsm)
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.dkbsm(lotInfo.getDkbh())
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.xzqdm(xzqdm)
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.dklx(dklx)
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.xdgd(relativeAltitude)
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.jdgd(absoluteAltitude)
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.Latitude(x)
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.longitude(y)
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.fj(FJ)
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.fjmc(fjmc)
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.fjlx(fjlx)
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.psfyj(gimbalYawDegree)
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.pssj(String.valueOf(pssj))
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.psjd(psjd)
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.fjhxz(fjhxz)
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.pshgj(pshgj)
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.zsdm(zsdm)
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.psry(psry)
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.jym(signatureHex)
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.url(url)
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.build();
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}
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// else {
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//// throw new IllegalArgumentException("未匹配到相关地块");
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// }
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return builder.build();
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}
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/**
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* 将音视频文件转换成字节流
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*
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* @param fileUrl
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* @return
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*/
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public File downloadFile(String fileUrl) {
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File downloadedFile = null;
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try {
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URL url = new URL(fileUrl);
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("GET");
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downloadedFile = new File(File.createTempFile("temp", ".jpeg").toURI());
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InputStream inputStream = connection.getInputStream();
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OutputStream outputStream = new FileOutputStream(downloadedFile);
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byte[] buffer = new byte[1024];
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int bytesRead;
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while ((bytesRead = inputStream.read(buffer)) != -1) {
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outputStream.write(buffer, 0, bytesRead);
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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return downloadedFile;
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}
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/**
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* 将文件转换为字节数组。
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*
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* @param file 需要转换的文件对象。
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* @return 文件内容的字节数组。
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* @throws IOException 如果读取文件发生错误。
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*/
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public static byte[] fileToByteArray(File file) throws IOException {
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FileInputStream fis = new FileInputStream(file);
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byte[] data = new byte[(int) file.length()];
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fis.read(data);
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fis.close();
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return data;
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}
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}
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