package com.ard.file.service;

import java.io.InputStream;

import io.minio.GetPresignedObjectUrlArgs;
import io.minio.http.Method;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Primary;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import com.alibaba.nacos.common.utils.IoUtils;
import com.ard.common.core.utils.StringUtils;
import com.ard.file.config.MinioConfig;
import com.ard.file.utils.FileUploadUtils;
import io.minio.MinioClient;
import io.minio.PutObjectArgs;
import io.minio.RemoveObjectArgs;

/**
 * Minio 文件存储
 *
 * @author ard
 */
@Primary
@Service
public class MinioSysFileServiceImpl implements ISysFileService {
    @Autowired
    private MinioConfig minioConfig;

    @Autowired
    private MinioClient client;

    /**
     * Minio文件上传接口
     *
     * @param file 上传的文件
     * @return 访问地址
     * @throws Exception
     */
    @Override
    public String uploadFile(MultipartFile file) throws Exception {
        InputStream inputStream = null;
        try {
            String fileName = FileUploadUtils.extractFilename(file);
            inputStream = file.getInputStream();
            PutObjectArgs args = PutObjectArgs.builder()
                    .bucket(minioConfig.getBucketName())
                    .object(fileName)
                    .stream(inputStream, file.getSize(), -1)
                    .contentType(file.getContentType())
                    .build();
            client.putObject(args);
            return minioConfig.getUrl() + "/" + minioConfig.getBucketName() + "/" + fileName;
        } catch (Exception e) {
            throw new RuntimeException("Minio Failed to upload file", e);
        } finally {
            IoUtils.closeQuietly(inputStream);
        }
    }

    /**
     * Minio文件上传接口
     *
     * @param file       上传的文件
     * @param bucketName 桶名称
     * @return 访问地址
     * @author 刘苏义
     * @description 指定桶名称上传文件
     * @date 2024/8/5 11:37
     */
    @Override
    public String uploadFile(MultipartFile file, String bucketName) throws Exception {
        String fileName = FileUploadUtils.extractFilename(file);
        InputStream inputStream = file.getInputStream();
        PutObjectArgs args = PutObjectArgs.builder()
                .bucket(bucketName)
                .object(fileName)
                .stream(inputStream, file.getSize(), -1)
                .contentType(file.getContentType())
                .build();
        client.putObject(args);
        IoUtils.closeQuietly(inputStream);
        return minioConfig.getUrl() + "/" + bucketName + "/" + fileName;
    }

    @Override
    public String uploadFile(MultipartFile file, String bucketName, String path) throws Exception {
        //判断文件是否为空
        if (null == file || 0 == file.getSize()) {
            return "";
        }
        //文件名
        String fileName = path + "/" + FileUploadUtils.extractFilename(file);
        InputStream inputStream = file.getInputStream();
        /*上传对象*/
        PutObjectArgs putObjectArgs = PutObjectArgs
                .builder()
                .bucket(bucketName)
                .object(fileName)
                .stream(inputStream, file.getSize(), -1)
                .contentType(file.getContentType())
                .build();
        client.putObject(putObjectArgs);
        inputStream.close();
        /*获取url*/
        GetPresignedObjectUrlArgs getPresignedObjectUrlArgs = GetPresignedObjectUrlArgs
                .builder()
                .bucket(bucketName)
                .object(fileName)
                .method(Method.GET)
                .build();
        String presignedObjectUrl = client.getPresignedObjectUrl(getPresignedObjectUrlArgs);
        String ObjectUrl = presignedObjectUrl.substring(0, presignedObjectUrl.indexOf("?"));
        return ObjectUrl;
    }

    /**
     * Minio文件删除接口
     *
     * @param fileUrl 文件访问URL
     * @throws Exception
     */
    @Override
    public void deleteFile(String fileUrl) throws Exception {
        try {
            String minioFile = StringUtils.substringAfter(fileUrl, minioConfig.getBucketName() + "/");
            client.removeObject(RemoveObjectArgs.builder().bucket(minioConfig.getBucketName()).object(minioFile).build());
        } catch (Exception e) {
            throw new RuntimeException("Minio Failed to delete file", e);
        }
    }
}