package com.test.controller;

import com.alibaba.fastjson.JSONObject;
import com.test.service.FileService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Controller
@RequestMapping(path = {"/server/file/"})
public class FileController {

    @Resource
    FileService fileService;

    /**
     * 把附件上传到 FTP
     * @param request
     * @param response
     * @param file_id_
     * @param file_path_
     */
    @RequestMapping(path = {"uploadFileToFTP"})
    public void uploadFileToFTP (HttpServletRequest request,
         HttpServletResponse response,
         String file_id_, String file_path_) {
        try {
            request.setCharacterEncoding("utf-8");
            response.setCharacterEncoding("utf-8");
            JSONObject paramsJO = new JSONObject();
            if (StringUtils.isNotBlank(file_id_)) {
                paramsJO.put("file_id_", file_id_);
                paramsJO.put("file_path_", file_path_);
            }
            JSONObject jo = fileService.uploadFileToFTP(request,
                    response, paramsJO);
            System.out.println(jo.toJSONString());
            response.getWriter().write(jo.toJSONString());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 从 FTP 上下载文件
     * @param request
     * @param response
     * @param file_id_
     * @param file_path_
     */
    @RequestMapping(path = {"downloadFileToFTP"})
    public void downloadFileToFTP (HttpServletRequest request,
         HttpServletResponse response, @RequestBody String jsonStr) {
        try {
            request.setCharacterEncoding("utf-8");
            response.setCharacterEncoding("utf-8");
            JSONObject paramsJO = new JSONObject();
            if (StringUtils.isNotBlank(jsonStr)) {
                paramsJO = JSONObject.parseObject(jsonStr);
            }
            JSONObject jo = fileService.downloadFileToFTP(request,
                    response, paramsJO);
            System.out.println(jo.toJSONString());
            response.getWriter().write(jo.toJSONString());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}