package edu.nju.controller;

import edu.nju.entities.ReviewJob;
import edu.nju.model.JobJsonDTO;
import edu.nju.model.MessageVO;
import edu.nju.service.ReviewJobService;
import org.json.JSONArray;
import org.json.JSONObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;

@Controller
@RequestMapping(value = "/job")
@CrossOrigin(origins = "*", maxAge = 3600, allowCredentials = "true")
public class ReviewJobController {

    @Autowired
    ReviewJobService reviewJobService;

    @RequestMapping(value = "/getJob")
    @ResponseBody
    public void getJobById(String job_id, HttpServletResponse response){
        try {
            PrintWriter out = response.getWriter();
            ReviewJob job = reviewJobService.getJob(job_id);
            out.print(new JSONObject(job));
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @RequestMapping(value = "/getJobs")
    @ResponseBody
    public void getJobs(HttpServletResponse response){
        try {
            PrintWriter out = response.getWriter();
            List<ReviewJob> jobs = reviewJobService.getJobs();
            out.print(new JSONArray(jobs));
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @RequestMapping(value = "/uploadJob", method = RequestMethod.POST)
    @ResponseBody
    public void uploadJob(String name, String description, String paperId, String startTime, String endTime, @RequestParam("workerList")List<String>workerList, String workerDistribution,boolean isCrossValidation,int validationNum,int maxWorker, HttpServletResponse response){
        try {
            PrintWriter out = response.getWriter();
            JSONObject jsonObject = reviewJobService.uploadJob("","","",name, description, paperId, startTime, endTime, workerList, workerDistribution,isCrossValidation,validationNum,maxWorker);
            out.print(jsonObject);
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @RequestMapping(value = "/uploadJobByJson", method = RequestMethod.POST)
    @ResponseBody
    public MessageVO uploadJobByJson(@RequestBody JobJsonDTO jobJsonDTO){
        MessageVO result = reviewJobService.uploadJobByJson(jobJsonDTO);
        return result;
    }

    @RequestMapping(value = "/getWorkerDistribution")
    @ResponseBody
    public void getWorkerDistribution(String jobId,HttpServletResponse response){
        try {
            PrintWriter out = response.getWriter();
            JSONArray workerDistribution = reviewJobService.getJobDistribution(jobId);
            out.print(workerDistribution);
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @RequestMapping(value = "/updateJob", method = RequestMethod.POST)
    @ResponseBody
    public void updateJob(String jobId, String name, String description, String paperId,String startTime, String endTime,@RequestParam("workerList")List<String>workerList,String workerDistribution,boolean isCrossValidation,int validationNum, int maxWorker,HttpServletResponse response){
        JSONObject result = reviewJobService.updateJob(jobId, name, description, paperId, startTime, endTime, workerList, workerDistribution,isCrossValidation,validationNum,maxWorker);
        try {
            PrintWriter out = response.getWriter();
            out.print(result);
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @RequestMapping(value = "/delJob")
    @ResponseBody
    public void deleteJob(String jobId, HttpServletResponse response){
        JSONObject result = new JSONObject();
        if(reviewJobService.deleteJob(jobId)){
            result.put("status", "200");
        } else {
            result.put("status", "500");
        }
        try {
            PrintWriter out = response.getWriter();
            out.print(result);
            out.flush();
            out.close();
        }catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}