
package cn.orionsec.ops.service.api;

import cn.orionsec.ops.constant.download.FileDownloadType;
import cn.orionsec.ops.entity.dto.file.FileDownloadDTO;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public interface FileDownloadService {

    /**
     * 下载文件 检查文件是否存在
     *
     * @param id   id
     * @param type type
     * @return token
     */
    String getDownloadToken(Long id, FileDownloadType type);

    /**
     * 通过token获取下载文件路径
     *
     * @param token token
     * @return path
     */
    FileDownloadDTO getPathByDownloadToken(String token);

    /**
     * 执行下载
     *
     * @param token    token
     * @param response response
     * @throws IOException IOException
     */
    void execDownload(String token, HttpServletResponse response) throws IOException;

}
