package com.fjhx.email.utils;

import cn.hutool.core.date.DateUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.util.IdUtil;
import cn.hutool.core.util.ObjectUtil;
import com.fjhx.email.config.exception.ServiceException;
import com.obs.services.ObsClient;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;

import java.io.InputStream;
import java.util.Date;
import java.util.StringJoiner;

@Configuration
public class ObsFileUtil {

    private static String ak;

    private static String sk;

    private static String endPoint;

    private static String url;

    private static String bucketName;

    private static String active;

    public static String getCompleteUrl(String path) {
        return url + path;
    }

    @Value("${obs.ak}")
    public void setAk(String ak) {
        ObsFileUtil.ak = ak;
    }

    @Value("${obs.sk}")
    public void setSk(String sk) {
        ObsFileUtil.sk = sk;
    }

    @Value("${obs.endPoint}")
    public void setEndPoint(String endPoint) {
        ObsFileUtil.endPoint = endPoint;
    }

    @Value("${obs.url}")
    public void setUrl(String url) {
        ObsFileUtil.url = url;
    }

    @Value("${obs.bucketName}")
    public void setBucketName(String bucketName) {
        ObsFileUtil.bucketName = bucketName;
    }

    @Value("${spring.profiles.active}")
    public void setActive(String active) {
        ObsFileUtil.active = active;
    }

    public static String uploadFile(String fileName, InputStream inputStream) {

        // 文件后缀名
        String suffix = FileUtil.getSuffix(fileName);

        // 文件路径
        String objectKey = new StringJoiner("/")
                .add("byteSailing")
                .add("mail")
                .add(active)
                .add(DateUtil.format(new Date(), "yyyy/MM/dd"))
                .add(IdUtil.fastSimpleUUID() + (ObjectUtil.isEmpty(suffix) ? "" : "." + suffix))
                .toString();

        ObsClient obsClient = null;

        try {
            // 获取oss链接客户端
            obsClient = getObsClient();
            obsClient.putObject(bucketName, objectKey, inputStream);

        } catch (Exception e) {
            e.printStackTrace();
            throw new ServiceException("文件上传失败");
        } finally {
            IoUtil.close(obsClient);
        }

        return objectKey;
    }

    /**
     * 获取oss链接客户端
     */
    private static ObsClient getObsClient() {
        return new ObsClient(ak, sk, endPoint);
    }


}