package com.dji.sample.territory.service.impl;
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import com.baomidou.dynamic.datasource.annotation.DS;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.dji.sample.common.model.ResponseResult;
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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.patches.utils.GeoToolsUtil;
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import com.dji.sample.patches.utils.MultipartFileTOFileUtil;
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import com.dji.sample.patches.xml.mode.XMLTemplateModel;
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import com.dji.sample.patches.xml.utils.CreateWaylineFileUtils;
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import com.dji.sample.territory.dao.ITbDkjbxxMapper;
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import com.dji.sample.territory.dao.ITbFjMapper;
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import com.dji.sample.territory.model.entity.TbDkjbxxEntity;
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import com.dji.sample.territory.model.entity.TbFjEntity;
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import com.dji.sample.territory.model.entity.param.UploadUrlParam;
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import com.dji.sample.territory.pojo.TerritoryConfigPojo;
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import com.dji.sample.territory.service.ITbDkjbxxService;
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import org.locationtech.jts.geom.Coordinate;
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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 org.springframework.util.FileCopyUtils;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.multipart.MultipartFile;
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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.net.URLConnection;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Objects;
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import static com.dji.sample.patches.utils.MultipartFileTOFileUtil.convert;
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import static com.dji.sample.patches.utils.ZipUtil.zipFolder;
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import static com.dji.sample.territory.utils.CoordinateSystemUtil.*;
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/**
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* @PROJECT_NAME: drone
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* @DESCRIPTION:
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* @USER: aix
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* @DATE: 2024/4/10 11:19
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*/
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@Service
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@DS("sqlite-resource")
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public class TbDkjbxxServiceImpl extends ServiceImpl<ITbDkjbxxMapper, TbDkjbxxEntity> implements ITbDkjbxxService {
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@Autowired
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private ITbDkjbxxMapper iTbDkjbxxMapper;
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@Autowired
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private TbFjServiceImpl tbFjService;
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@Autowired
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private PatchesConfigPojo patchesConfigPojo;
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@Autowired
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private TerritoryConfigPojo territoryConfigPojo;
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/**
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* 上传DB文件并覆盖之前DB文件，自动读取数据到本地数据库
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*
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* @param file
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* @return
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*/
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public ResponseResult uploadFile(MultipartFile file) {
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if (file.isEmpty()) {
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throw new IllegalArgumentException("上传文件为空");
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}
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boolean fileName = Objects.requireNonNull(file.getOriginalFilename()).endsWith("db");
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if (!fileName) {
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throw new IllegalArgumentException("检查文件是否为db文件");
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}
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try {
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// 获取上传的文件输入流
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InputStream inputStream = file.getInputStream();
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// 创建输出流，将文件内容写入资源文件
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OutputStream outputStream = new FileOutputStream(territoryConfigPojo.getPath());
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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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outputStream.close();
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inputStream.close();
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return ResponseResult.success("文件上传成功");
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} catch (IOException e) {
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e.printStackTrace();
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return ResponseResult.error(e.getMessage());
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}
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}
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/**
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* 根据给定的工作空间ID、航线名称、机场纬度和经度，生成并返回一个包含航线文件的MultipartFile对象。
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*
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* @param workspaceId 工作空间ID，用于查询相关数据。
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* @param waylineName 航线名称，用于命名生成的文件。
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* @param airportLat 机场纬度，用于地理坐标转换和航迹点排序。
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* @param airportLon 机场经度，用于地理坐标转换和航迹点排序。
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* @return MultipartFile 对象，包含压缩后的航迹文件。
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* @throws IOException 如果文件操作失败，则抛出IOException。
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*/
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@Transactional
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public MultipartFile listFile(String workspaceId, String waylineName, double airportLat, double airportLon) throws IOException {
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List<TbDkjbxxEntity> list = iTbDkjbxxMapper.selectList(null);
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List<LotInfo> info = dbConvertToEntity(list);
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Coordinate[] coordinates = GeoToolsUtil.getRoutePointOrder(info, airportLat, airportLon);
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// 创建XML模板模型
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XMLTemplateModel xmlModel = XMLTemplateModel.init(coordinates, info);
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CreateWaylineFileUtils.createWaylineFile(xmlModel, patchesConfigPojo.getTemplate(), patchesConfigPojo.getTargetTemplate(), patchesConfigPojo.getWaylines(), patchesConfigPojo.getTargetWaylines());
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// 压缩文件夹中的内容到KMZ文件
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String destKMZFile = patchesConfigPojo.getDestKMZFile() + waylineName + ".kmz"; // 输出的KMZ文件路径
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zipFolder(patchesConfigPojo.getSourceDir(), destKMZFile);
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// 将压缩文件转换为MultipartFile对象
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return convert(new File(destKMZFile));
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}
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@Override
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public ResponseResult uploadUrl(String url) {
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if (url.isEmpty()) {
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throw new IllegalArgumentException("上传文件为空");
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}
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downloadFile(url);
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return ResponseResult.success();
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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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InputStream inputStream = connection.getInputStream();
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downloadedFile = new File(territoryConfigPojo.getPath());
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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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inputStream.close();
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outputStream.close();
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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TbDkjbxxEntity类型的列表转换为LotInfo类型的列表。
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*
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* @param list TbDkjbxxEntity类型的列表，表示数据库中的实体列表。
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* @return List<LotInfo>类型的列表，表示转换后的业务实体列表。
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*/
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private List<LotInfo> dbConvertToEntity(List<TbDkjbxxEntity> list) {
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List<LotInfo> infos = new ArrayList<>();
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for (TbDkjbxxEntity file : list) {
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// 使用Builder模式构建LotInfo对象
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LotInfo.LotInfoBuilder builder = LotInfo.builder();
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if (file != null) {
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// 从TbDkjbxxEntity实体中提取信息，构建LotInfo对象
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builder.bsm(file.getFId())
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.dkbh(file.getFTbbh())
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.dkfw(file.getFShape())
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.xzqdm(file.getFXzqdmsys())
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.build();
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// 将构建好的LotInfo对象添加到infos列表中
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infos.add(builder.build());
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}
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}
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return infos;
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}
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}
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