package com.fdkankan.fyun.oss;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSON;
import com.aliyun.oss.OSSClient;
import com.aliyun.oss.model.*;
import com.amazonaws.HttpMethod;
import com.amazonaws.auth.AWSStaticCredentialsProvider;
import com.amazonaws.auth.BasicAWSCredentials;
import com.amazonaws.regions.Regions;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.AmazonS3ClientBuilder;
import com.amazonaws.services.s3.model.CannedAccessControlList;
import com.amazonaws.services.s3.model.GeneratePresignedUrlRequest;
import com.amazonaws.services.s3.model.GetObjectRequest;
import com.amazonaws.services.s3.model.PutObjectRequest;
import com.amazonaws.services.s3.model.S3Object;
import com.amazonaws.services.s3.model.S3ObjectInputStream;
import com.amazonaws.services.s3.model.S3ObjectSummary;
import com.fdkankan.fyun.constant.StorageType;
import com.qiniu.common.Zone;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import java.util.stream.Collectors;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.commons.CommonsMultipartFile;

import java.io.*;
import java.net.FileNameMap;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Slf4j
@Component
public class UploadToOssUtil {

	Zone zone = Zone.autoZone();

	Configuration config = new Configuration(zone);
	UploadManager uploadManager = new UploadManager(config);

	@Value("${oss.point:http://oss-cn-shenzhen-internal.aliyuncs.com}")
	private String point;

	@Value("${oss.key:LTAIUrvuHqj8pvry}")
	private String key;

	@Value("${oss.secrey:JLOVl0k8Ke0aaM8nLMMiUAZ3EiiqI4}")
	private String secrey;

	@Value("${oss.bucket:4dkankan}")
	private String bucket;

	@Value("${oss.sdk:4dscene}")
	private String bucketSdk;

	@Value("${upload.type:oss}")
	private String type;

	@Value("${aws.s3key:AKIAWCV5QFZ3ZNELKYUY}")
	private String s3key;

	@Value("${aws.s3secrey:epS5ghyR4LJ7rxk/qJO9ZYh6m9Oz6g5haKDu4yws}")
	private String s3secrey;

	@Value("${aws.s3bucket:4dkankan}")
	private String s3bucket;

	@Value("${local.path:/home/4dkankan}")
	private String localPath;

	//上传的数据是byte[]，key是上传后的文件名
	public void upload(byte[] data,String key1) throws IOException{
		log.info("开始上传文件 源路径：{},目标路径：{},type:{}" , new String(data, "UTF-8"),key1,type);
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				uploadOss(data,key1);
				break;
			case AWS:
				uploadAws(data,key1);
				break;
			case LOCAL:
				uploadLocal(data,key1);
				break;
		}
	}
	public void upload(String filePath, String key1) {
		log.info("开始上传文件 源路径：{},目标路径：{},type:{}" , filePath,key1,type);
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				uploadOss(filePath,key1);
				break;
			case AWS:
				uploadAws(filePath,key1);
				break;
			case LOCAL:
				uploadLocal(filePath,key1);
				break;
		}
	}
	public void uploadSdk(String filePath, String key1) {
		log.info("开始上传文件 源路径：{},目标路径：{},type:{}" , filePath,key1,type);
		switch (type){
			case "oss":uploadSdkOss(filePath,key1); break;
			case "aws": uploadAws(filePath,key1); break;
			case "local":uploadLocal(filePath,key1);  break;
		}
	}
	public void upload2(String filePath, String key1) {
		log.info("开始上传文件 源路径：{},目标路径：{},type:{}" , filePath,key1,type);
		switch (type){
			case "oss":upload2Oss(filePath,key1); break;
			case "aws": uploadAws(filePath,key1); break;
			case "local":uploadLocal(filePath,key1);  break;
		}
	}
	public void delete(String key1) throws IOException{
		switch (type){
			case "oss":deleteOss(key1); break;
			case "aws": deleteS3Object(key1); break;
			case "local":FileUtil.del(key1);  break;
		}
	}
	public int deleteFile(String prefix){
		switch (type){
			case "oss":deleteOssFile(prefix); break;
			case "aws": deleteS3Object(prefix); break;
			case "local":FileUtil.del(prefix);  break;
		}
		return 1;
	}

	public void deleteOss(String key1){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			ossClient.deleteObject(bucket, key1);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public void deleteOssFile(String prefix){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		ObjectListing objectListing = ossClient.listObjects(bucket, prefix);
		List<OSSObjectSummary> sums = objectListing.getObjectSummaries();
		try {
			for (OSSObjectSummary s : sums) {
				delete(s.getKey());
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void uploadOss(byte[] data,String key1){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			ossClient.putObject(bucket, key1, new ByteArrayInputStream(data));
		} catch (Exception e) {
			log.error(e.toString()+key1);
		}
	}
	public void uploadAws(byte[] data,String key1){
	}
	public void uploadLocal(byte[] data,String key1){
		InputStream in = new ByteArrayInputStream(data);
		File file = new File(key1);
		String path = key1.substring(0, key1.lastIndexOf("/"));
		if (!file.exists()) {
			new File(path).mkdir();
		}
		FileOutputStream fos = null;
		try {
			fos = new FileOutputStream(file);
			int len = 0;
			byte[] buf = new byte[1024];
			while ((len = in.read(buf)) != -1) {
				fos.write(buf, 0, len);
			}
			fos.flush();
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (null != fos) {
				try {
					fos.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
	}


	public void uploadOss(String filePath, String key1){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			File file = new File(filePath);
			if (!file.exists()) {
				log.error("要上传的文件不存在：" + filePath);
				return;
			}
			ObjectMetadata metadata = new ObjectMetadata();
			if(filePath.contains(".jpg")){
				metadata.setContentType("image/jpeg");
			}
			ossClient.putObject(bucket, key1, new File(filePath), metadata);

		} catch (Exception e) {
			log.error(e.toString() + filePath);
		} finally {
			ossClient.shutdown();
		}
	}
	public void uploadAws(String filePath, String key1){
		try{
			uploadS3File(filePath, key1);
		}catch (Exception e){
			e.printStackTrace();
		}
	}
	public void uploadLocal(String filePath, String key1){
		try {
			File srcFile = new File(filePath);
			File file = new File(localPath + key1);
			FileUtils.copyFile(srcFile,file);
		}catch (Exception e){
			e.printStackTrace();
		}
	}


	public void uploadSdkOss(String filePath, String key1){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			File file = new File(filePath);
			if (!file.exists()) {
				log.error("要上传的文件不存在：" + filePath);
				return;
			}
			ObjectMetadata metadata = new ObjectMetadata();
			if(filePath.contains(".jpg")){
				metadata.setContentType("image/jpeg");
			}
			ossClient.putObject(bucketSdk, key1, new File(filePath), metadata);

		} catch (Exception e) {
			log.error(e.toString() + filePath);
		}
	}

	public void upload2Oss(String filePath, String key1){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			ObjectMetadata metadata = new ObjectMetadata();
			if(filePath.contains(".jpg")){
				metadata.setContentType("image/jpeg");
			}
			if(filePath.contains(".mp4")){
				metadata.setContentType("video/mp4");
			}
			if(filePath.contains(".mp3")){
				metadata.setContentType("audio/mp3");
			}
			ossClient.putObject(bucket, key1, new File(filePath), metadata);
		} catch (Exception e) {
			log.error(e.toString() + filePath);
		}
	}

	//上传的数据是文件夹，参数是文件夹路径，key是上传后的文件名
	public void uploadMulFiles(Map<String, String> filepaths) {
		if (filepaths == null) {
			return;
		}
		Long start = System.currentTimeMillis();
		log.info("开始批量上传文件：");
		if (filepaths.size() > 50) {
			filepaths.entrySet().parallelStream().forEach(entry->{
				upload2(entry.getKey(), entry.getValue());
			});
		} else {
			filepaths.entrySet().parallelStream().forEach(entry->{
				upload(entry.getKey(), entry.getValue());
			});
		}
		log.info("批量上传文件结束，用时:{}" ,(System.currentTimeMillis() - start));
	}



	public Map<String, String> getUploadS3Url(List<String> urls){
		if(urls == null || urls.size() <= 0){
			return null;
		}
		BasicAWSCredentials awsCred = new BasicAWSCredentials(s3key, s3secrey);

		AmazonS3 s3Client = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCred))
				.withRegion(Regions.EU_WEST_2)
				.build();

		// Set the pre-signed URL to expire after one hour.
		java.util.Date expiration = new java.util.Date();
		long expTimeMillis = expiration.getTime();
		expTimeMillis += 1000 * 60 * 60 * 8;
		expiration.setTime(expTimeMillis);

		//生成预签名URL
		log.info("生成预签名URL");
		GeneratePresignedUrlRequest generatePresignedUrlRequest = null;
		URL url = null;
		Map<String, String> map = new HashMap();
		for(String path : urls){
//			if(path.contains(".jpg") || path.contains("png")){
//				generatePresignedUrlRequest = new GeneratePresignedUrlRequest(s3bucket, path)
//						.withMethod(HttpMethod.PUT)
//						.withExpiration(expiration)
//						.withContentType("image/jpeg");
//			}else {
				generatePresignedUrlRequest = new GeneratePresignedUrlRequest(s3bucket, path)
						.withMethod(HttpMethod.PUT)
						.withExpiration(expiration);
//			}
			url = s3Client.generatePresignedUrl(generatePresignedUrlRequest);
			map.put(path, url.toString());
		}
		return map;
	}


	public String upload5(String filePath, String key1) {
		OSSClient ossClient = new OSSClient(point, key, secrey);
		PutObjectResult result = null;
		try {
			File file = new File(filePath);
			if (!file.exists()) {
				log.error("要上传的文件不存在：" + filePath);
			}


			result = ossClient.putObject(bucket, key1, new File(filePath));

		} catch (Exception e) {
			log.error(e.toString() + filePath);
		}

		log.info(" getETag : " + result.getETag());
		log.info("1 : " + result.toString());
		log.info("2 : " + result.getRequestId());
		log.info("3 : " + result.getClientCRC());
		log.info("4 : " + result.getResponse());
		log.info("5 : " + result.getServerCRC());
		return result.getETag();
	}


	//海外亚马逊s3


	/**
	 * s3上传文件流
	 *
	 * @param file       文件
	 * @param updatePath 上传路径[ eg: xxx/xxx ]
	 */
	public String updateS3LoadFile(MultipartFile file, String updatePath) {

		if (isEmpty(file)) {
			return null;
		}

		/**
		 * 创建s3对象
		 */
		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
				.withRegion(Regions.EU_WEST_2)
				.build();

		try {
			// 创建临时文件，程序运行结束，会自动删除
			File localFile = File.createTempFile("temp", null);
			// 把文件写入内存中
			file.transferTo(localFile);

			// 指定要上传到服务器上的路径
			String key = updatePath;

			// 设置文件并设置公读
			PutObjectRequest request = new PutObjectRequest(s3bucket, key, localFile);
			request.withCannedAcl(CannedAccessControlList.PublicRead);

			// 上传文件
			com.amazonaws.services.s3.model.PutObjectResult putObjectResult = s3.putObject(request);
			if (StringUtils.isNotEmpty(putObjectResult.getETag())) {
				System.out.println("success");
				return key;
			}
			return null;

		} catch (IOException e) {
		}
		return null;
	}

	/**
	 * s3上传文件
	 * @param filePath
	 * @param key1
	 * @throws IOException
     */
	private void uploadS3File(String filePath, String key1) throws Exception {
		/**
		 * 创建s3对象
		 */
		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
			.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
			.withRegion(Regions.EU_WEST_2)
			.build();
		try{
			File file = new File(filePath);
			if(!file.exists()){
				log.info("要上传s3的文件不存在");
				return;
			}

			// 设置文件并设置公读
			com.amazonaws.services.s3.model.ObjectMetadata metadata = new com.amazonaws.services.s3.model.ObjectMetadata();
			if(filePath.contains(".jpg")){
				metadata.setContentType("image/jpeg");
			}
			if(filePath.contains(".png")){
				metadata.setContentType("image/png");
			}
			PutObjectRequest request = new PutObjectRequest(s3bucket, key1, file);
			request.withCannedAcl(CannedAccessControlList.PublicRead);
			request.withMetadata(metadata);

			// 上传文件
			com.amazonaws.services.s3.model.PutObjectResult putObjectResult = s3.putObject(request);
			if (StringUtils.isNotEmpty(putObjectResult.getETag())) {
				log.info("s3上传文件成功：" + key1);
			}
		}catch (Exception e){
			throw e;
		}finally {
			s3.shutdown();
		}

	}

	/**
	 * 删除单个文件
	 *
	 * @param filePath 文件路径[ eg: /head/xxxx.jpg ]
	 * @return
	 */
	public void deleteS3Object(String filePath) {

		/**
		 * 创建s3对象
		 */
		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
				.withRegion(Regions.EU_WEST_2)
				.build();

		if (filePath.startsWith("/")) {
			filePath = filePath.substring(1);
		}

		try {
			s3.deleteObject(s3bucket, filePath);
		} catch (Exception e) {
		}
	}



	/**
	 * 获取文件类型
	 */
	public static String getContentType(String filePath){
		FileNameMap fileNameMap = URLConnection.getFileNameMap();
		String contentType = fileNameMap.getContentTypeFor(filePath);
		System.out.println(contentType);
		return contentType;

	}

	/**
	 * 检查文件是否为空
	 *
	 * @param imageFile
	 * @return
	 */
	private static boolean isEmpty(MultipartFile imageFile) {
		if (imageFile == null || imageFile.getSize() <= 0) {
			return true;
		}
		return false;
	}

	private static MultipartFile getMulFileByPath(String picPath) {
		FileItem fileItem = createFileItem(picPath);
		MultipartFile mfile = new CommonsMultipartFile(fileItem);
		return mfile;
	}

	private static FileItem createFileItem(String filePath) {
		FileItemFactory factory = new DiskFileItemFactory(16, null);
		String textFieldName = "textField";
		int num = filePath.lastIndexOf(".");
		String extFile = filePath.substring(num);
		FileItem item = factory.createItem(textFieldName, "text/plain", true,
				"MyFileName" + extFile);
		File newfile = new File(filePath);
		int bytesRead = 0;
		byte[] buffer = new byte[8192];
		try
		{
			FileInputStream fis = new FileInputStream(newfile);
			OutputStream os = item.getOutputStream();
			while ((bytesRead = fis.read(buffer, 0, 8192))
					!= -1)
			{
				os.write(buffer, 0, bytesRead);
			}
			os.close();
			fis.close();
		}
		catch (IOException e)
		{
			e.printStackTrace();
		}
		return item;
	}

	public List<String> listKeys(String sourcePath){
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				return this.listKeysFromAli(sourcePath);
			case AWS:
				return this.listKeysFromAws(sourcePath);
			case LOCAL:
				return this.listKeysFromLocal(sourcePath);
		}
		return null;
	}

	/**
	 * 获得文件列表-阿里云
	 * @return
	 */
	public List<String> listKeysFromAli(String sourcePath) {
		List<String> keyList = new ArrayList<>();
		OSSClient ossClient = new OSSClient(point, key, secrey);
		boolean flag = true;
		String nextMaker = null;
		ListObjectsRequest listObjectsRequest = new ListObjectsRequest(this.bucket);
		//指定下一级文件
		listObjectsRequest.setPrefix(sourcePath);
		//设置分页的页容量
		listObjectsRequest.setMaxKeys(200);
		do
		{
			//获取下一页的起始点，它的下一项
			listObjectsRequest.setMarker(nextMaker);
			ObjectListing objectListing = ossClient.listObjects(listObjectsRequest);
			List<OSSObjectSummary> objectSummaries = objectListing.getObjectSummaries();
			List<String> collect = objectSummaries.stream().map(summary -> {
				return summary.getKey();
			}).collect(Collectors.toList());
			if(CollUtil.isNotEmpty(collect)){
				keyList.addAll(collect);
			}
			nextMaker = objectListing.getNextMarker();
			//全部执行完后，为false
			flag = objectListing.isTruncated();
		} while (flag);

		ossClient.shutdown();

		return keyList;
	}

	/**
	 * 获得文件列表-亚马逊
	 * @return
	 */
	public List<String> listKeysFromAws(String sourcePath) {
		List<String> keyList = new ArrayList<>();

		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
			.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
			.withRegion(Regions.EU_WEST_2)
			.build();

		boolean flag = true;
		String nextMaker = null;
		com.amazonaws.services.s3.model.ListObjectsRequest listObjectsRequest = new com.amazonaws.services.s3.model.ListObjectsRequest();
		listObjectsRequest.setBucketName(this.bucket);
		listObjectsRequest.setPrefix(sourcePath);
		listObjectsRequest.setMaxKeys(200);

		do{
			listObjectsRequest.setMarker(nextMaker);
			com.amazonaws.services.s3.model.ObjectListing objectListing = s3.listObjects(listObjectsRequest);
			List<S3ObjectSummary> objectSummaries = objectListing.getObjectSummaries();
			List<String> collect =objectSummaries.stream().map(summary->{
				return summary.getKey();
			}).collect(Collectors.toList());
			if(CollUtil.isNotEmpty(collect)){
				keyList.addAll(collect);
			}
			nextMaker = objectListing.getNextMarker();
			flag = objectListing.isTruncated();
		}while (flag);

		s3.shutdown();

		return keyList;
	}

	/**
	 * 获得文件列表-阿里云
	 * @return
	 */
	public List<String> listKeysFromLocal(String sourcePath) {
		List<String> keyList = new ArrayList<>();
		return keyList;
	}

	/**
	 * <p>
	        拷贝目录
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourcePath
	 * @param targetPath
	 **/
	public void copyFiles(String sourcePath, String targetPath) throws IOException {
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				this.copyFilesFromAli(sourcePath, targetPath);
				break;
			case AWS:
				this.copyFilesFromAws(sourcePath, targetPath);
				break;
			case LOCAL: this.copyFilesFromLocal(sourcePath, targetPath);
		}
	}

	/**
	 * <p>
	 拷贝文件
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourceKey
	 * @param targetKey
	 **/
	public void copyObject(String sourceKey, String targetKey) throws IOException {
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				this.copyObjectFromAli(sourceKey, targetKey);
				break;
			case AWS:
				this.copyObjectFromAws(sourceKey, targetKey);
				break;
		}
	}

	/**
	 * <p>
	 拷贝-阿里云
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourcePath
	 * @param targetPath
	 **/
	public void copyObjectFromAli(String sourcePath, String targetPath) throws IOException {

		// 创建OSSClient实例。
		OSSClient ossClient = new OSSClient(point, key, secrey);
		// 复制文件
		log.info("开始复制：" + sourcePath);
		ossClient.copyObject(this.bucket, sourcePath, this.bucket, targetPath);
		log.info("复制成功：" + sourcePath);
		ossClient.shutdown();
	}



	/**
	 * <p>
	 拷贝-阿里云
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourcePath
	 * @param targetPath
	 **/
	public void copyFilesFromAli(String sourcePath, String targetPath) throws IOException {

		//获取源文件列表
		List<String> sourceKeyList = this.listKeysFromAli(sourcePath);
		if(CollUtil.isEmpty(sourceKeyList)){
			return;
		}
		// 创建OSSClient实例。
		OSSClient ossClient = new OSSClient(point, key, secrey);
		// 复制文件
		sourceKeyList.parallelStream().forEach(key -> {
			log.info("开始复制：" + key);
			ossClient.copyObject(this.bucket, key, this.bucket, key.replace(sourcePath, targetPath));
			log.info("复制成功：" + key);
		});

		ossClient.shutdown();
	}


	/**
	 * <p>
	 拷贝-亚马逊
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourcePath
	 * @param targetPath
	 **/
	public void copyFilesFromAws(String sourcePath, String targetPath){

		try {
			List<String> sourceKeyList = this.listKeysFromAws(sourcePath);
			/**
			 * 创建s3对象
			 */
			BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
			AmazonS3 s3 = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
				.withRegion(Regions.EU_WEST_2)//s3 地区位置
				.build();

			// 复制文件
			sourceKeyList.parallelStream().forEach(key -> {
				log.info("开始复制：" + key);
				s3.copyObject(this.bucket, key, this.bucket, key.replace(sourcePath, targetPath));
				log.info("复制成功：" + key);
			});
			s3.shutdown();
		} catch (Exception ase) {
			log.error("amazonS拷贝异常 " + ase.getMessage(), ase);
		}
	}

	/**
	 * <p>
	 拷贝-亚马逊
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourceKey
	 * @param targetKey
	 **/
	public void copyObjectFromAws(String sourceKey, String targetKey){
			BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
			AmazonS3 s3 = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
				.withRegion(Regions.EU_WEST_2)//s3 地区位置
				.build();
			// 复制文件
			log.info("开始复制：" + sourceKey);
			s3.copyObject(this.bucket, sourceKey, this.bucket, targetKey);
			log.info("复制成功：" + sourceKey);
			s3.shutdown();
	}

	/**
	 * <p>
	 拷贝-本地
	 * </p>
	 * @author dengsixing
	 * @date 2022/1/18
	 * @param sourcePath
	 * @param targetPath
	 **/
	public void copyFilesFromLocal(String sourcePath, String targetPath) throws IOException {
		// TODO: 2022/1/21

	}

	/**
	 * 获取文件内容
	 * @param bucketName
	 * @param objectName
	 * @return
	 */
	public String getObjectContent(String bucketName, String objectName){
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				return this.getObjectContentFromAli(bucketName, objectName);
			case AWS:
				return this.getObjectContentFromAws(bucketName, objectName);
			case LOCAL:
				return this.getObjectContentFromLocal(objectName);
		}
		return null;
	}

	/**
	 * 获取文件内容-阿里云
	 * @param bucketName
	 * @param objectName
	 * @return
	 */
	public String getObjectContentFromAli(String bucketName, String objectName){
		//创建oss客户端
		OSSClient ossClient = new OSSClient(point, key, secrey);
		InputStream objectContent = null;
		StringBuilder contentJson = new StringBuilder();
		try {
			// ossObject包含文件所在的存储空间名称、文件名称、文件元信息以及一个输入流。
			OSSObject ossObject = ossClient.getObject(bucketName, objectName);
			objectContent = ossObject.getObjectContent();
			try(BufferedReader reader = new BufferedReader(new InputStreamReader(objectContent))){
				while (true) {
					String line = reader.readLine();
					if (line == null) break;
					contentJson.append(line);
				}
			} catch (IOException e) {
				log.error("读取scene.json文件流失败", e);
			}
			ossClient.shutdown();
		}catch (Exception e){
			log.error("oos找不到文件，文件路径：{}", objectName);
		}

		return contentJson.toString();
	}

	/**
	 * 获取文件内容-阿里云
	 * @param objectName
	 * @return
	 */
	public boolean existOnAli(String objectName){
		//创建oss客户端
		OSSClient ossClient = new OSSClient(point, key, secrey);
		// ossObject包含文件所在的存储空间名称、文件名称、文件元信息以及一个输入流。
		OSSObject ossObject = ossClient.getObject(bucket, objectName);
		String key = ossObject.getKey();
		if(StrUtil.isNotEmpty(key))
			return true;
		return false;
	}

	/**
	 * 获取文件内容-亚马逊
	 * @param bucketName
	 * @param objectName
	 * @return
	 */
	public String getObjectContentFromAws(String bucketName, String objectName){

		try {
			/**
			 * 创建s3对象
			 */
			BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
			AmazonS3 s3 = AmazonS3ClientBuilder.standard()
				.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
				.withRegion(Regions.EU_WEST_2)
				.build();

			GetObjectRequest request  = new GetObjectRequest(bucketName,objectName);
			S3Object object = s3.getObject(request);
			S3ObjectInputStream inputStream = object.getObjectContent();
			StringBuilder content = new StringBuilder();
			try(BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream))){
				while (true) {
					String line = reader.readLine();
					if (line == null) break;
					content.append(line);
				}
			} catch (IOException e) {
				log.error("读取aws文件流失败", e);
			}
			return content.toString();
		} catch (Exception ase) {
			log.error("amazonS3下载文件异常 " + ase.getMessage(), ase);
		}
		return null;

	}

	/**
	 * 获取文件内容-亚马逊
	 * @param objectName
	 * @return
	 */
	public boolean existOnAws(String objectName){

		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
			.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
			.withRegion(Regions.EU_WEST_2)
			.build();
		GetObjectRequest request  = new GetObjectRequest(bucket,objectName);
		S3Object s3Object = s3.getObject(request);
		String key = s3Object.getKey();
		if(StrUtil.isNotEmpty(key))
			return true;
		return false;
	}

	/**
	 * 判断key是否存在
	 * @param key
	 * @return
	 */
	public boolean existKey(String key){
		StorageType storageType = StorageType.get(type);
		switch (storageType){
			case OSS:
				return this.existOnAli(key);
			case AWS:
				return this.existOnAws(key);
			default:
				return false;
		}
	}

	/**
	 * 获取文件内容-本地
	 * @param objectName
	 * @return
	 */
	public String getObjectContentFromLocal(String objectName){
		// TODO: 2022/1/21
		return null;
	}

	/**
	 * oss下载文件到本地
	 * @param key
	 * @param localPath
	 */
	public boolean download(String objectName, String localPath){
		StorageType storageType = StorageType.get(this.type);
		switch (storageType){
			case OSS:
				return this.downFormAli(objectName, localPath);
			case AWS:
				return this.downFromS3(objectName, localPath);
		}
		return false;
	}

	/**
	 * 从阿里云oss下载文件到本地
	 * @param key 云端文件k地址
	 * @param localPath 本地文件地址
	 * @return
	 */
	public boolean downFormAli(String objectName, String localPath){
		OSSClient ossClient = new OSSClient(point, key, secrey);
		try {
			com.aliyun.oss.model.GetObjectRequest request  = new com.aliyun.oss.model.GetObjectRequest(bucket,objectName);
			ossClient.getObject(request, new File(localPath));
			return true;
		}catch (Exception e){
			log.error("阿里云oss文件下载失败，key=" + objectName, e);
			ossClient.shutdown();
		}
		return false;
	}

	/**
	 * 从s3下载文件到本地
	 * @param key 云端文件k地址
	 * @param localPath 本地文件地址
	 * @return
	 */
	public boolean downFromS3(String objectName, String localPath) {
		BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3key, s3secrey);
		AmazonS3 s3 = AmazonS3ClientBuilder.standard()
			.withCredentials(new AWSStaticCredentialsProvider(awsCreds))
			.withRegion(Regions.EU_WEST_2)
			.build();
		try {
			GetObjectRequest request  = new GetObjectRequest(this.bucket,objectName);
			s3.getObject(request,new File(localPath));
			return true;
		} catch (Exception e) {
			log.error("amazonS3下载文件失败，key=" + objectName, e);
			s3.shutdown();
		}
		return false;
	}

}