package cn.ksource.web.controller.business.component;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;

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

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.commons.CommonsMultipartFile;

import cn.ksource.beans.GG_FILES;
import cn.ksource.core.util.ConvertUtil;
import cn.ksource.core.util.DownloadUtil;
import cn.ksource.core.util.FtpClient;
import cn.ksource.core.util.JsonUtil;
import cn.ksource.core.util.UploadStatus;
import cn.ksource.core.web.WebUtil;
import cn.ksource.web.service.file.FileService;


@SuppressWarnings("rawtypes")
@Controller
@RequestMapping("/platform/fileUpload")
public class FileUploadController {
	
	private FileService fileService;
	/**
	 * 文件上传
	 * 
	 * @author chenlong
	 * @return
	 */
	@RequestMapping(value = "/uploadIndex", method = RequestMethod.GET)
	public String uploadFile() {
		return "fileUpload/uploadIndex";
	}
	
	@RequestMapping(value = "/Upload2Ftp.html", method = RequestMethod.POST)
	public void doUploadFile(@RequestParam(value="file") CommonsMultipartFile file, HttpServletRequest request,HttpServletResponse response) throws IllegalStateException, IOException {
		Map<String,String> res = new HashMap<String,String>(); 
		if (file != null) {
			String fileName = file.getOriginalFilename(); 
			long fileSize = file.getSize(); 
			String path = "/cl/doc/";
			String remote = path + fileName;
			String ext = fileName.substring(fileName.lastIndexOf(".") + 1).trim().toLowerCase();
	          
			InputStream is = file.getInputStream();
			FtpClient ftpClient = new FtpClient(); 
			ftpClient.connect();
			UploadStatus status = ftpClient.upload(is, remote);
			System.out.println("-----------"+status);
			ftpClient.disconnect();
			//上传到图片服务器
			//file.transferTo(new File("e:/"+fileName));
			
			res.put("fileName", fileName);
			res.put("path", remote);
			res.put("fileSize", ConvertUtil.obj2StrBlank(fileSize));
			res.put("ext", ext);
		}
		WebUtil.write(response, JsonUtil.map2Json(res));
	}
	
	@RequestMapping(value = "/downFtpFile.html")
	public void downFtpFile(HttpServletRequest request,HttpServletResponse response){
		String fileId = request.getParameter("fileId");
		GG_FILES file = new GG_FILES(fileId).getInstanceById();
		String remote = file.getFile_path();
		FtpClient ftpClient = new FtpClient(); 
		try {
			ftpClient.connect();
			InputStream in = ftpClient.download(remote);
			ftpClient.disconnect();
			DownloadUtil.download(response, in, file.getFile_name() );
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}