package com.veve_plus.root.service;

import com.veve_plus.root.dto.task.KstTaskHistoryDto;
import com.veve_plus.root.dto.task.TaskDto;
import com.veve_plus.root.mapper.TaskMapper;
import lombok.RequiredArgsConstructor;
import org.json.JSONObject;
import org.springframework.http.*;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.client.RestTemplate;

import java.util.List;

@Service
@RequiredArgsConstructor
public class TaskService {

    private final TaskMapper taskMapper;
    private final UserService userService;

    public List<TaskDto> listDesignerTask(){

        //get list task
        List<TaskDto> tasks = taskMapper.listDesignerTask(userService.getCurrentAuditor());
        //get login token
        String token = getSynologyToken();

        for(TaskDto dto : tasks){
            String folderName = "/RAW/" + dto.getGeId() + "_" + dto.getLanguage() + "/" + dto.getChapter();

            String downloadUrl = "https://disk.dnkinno.vn:5001/webapi/entry.cgi?api=SYNO.FileStation.Sharing&method=create&version=3&path=" + folderName + "&sid=" + token;
            HttpHeaders header = new HttpHeaders();
            //set token to cookie
            header.add("Cookie", "id=" + token);
            HttpEntity<String> entity = new HttpEntity<>(header);

            RestTemplate downloadTemplate = new RestTemplate();
            //send get request to NAS
            ResponseEntity<String> downloadResponse = downloadTemplate.exchange(downloadUrl, HttpMethod.GET, entity, String.class);
            String responseStr = downloadResponse.getBody();

            JSONObject dlRes = new JSONObject(responseStr);
            if(!dlRes.getBoolean("success")){
                dto.setDownloadUrl("There is an error when getting download url");
                continue;
            }

            //extract url from response
            dto.setDownloadUrl(new JSONObject(dlRes.getJSONObject("data").getJSONArray("links").get(0).toString()).getString("url"));
        }

        return tasks;
    }

    public String getSynologyToken(){
        String loginUrl = "https://disk.dnkinno.vn:5001/webapi/entry.cgi?api=SYNO.API.Auth&version=6&method=login&account=DKI-veve&passwd=Dki@2025&session=FileStation&format=cookie";

        HttpHeaders header = new HttpHeaders();
        header.setContentType(MediaType.APPLICATION_JSON);
        HttpEntity<String> entity = new HttpEntity<>("{}", header);

        RestTemplate loginTemplate = new RestTemplate();
        ResponseEntity<String> loginResponse = loginTemplate.exchange(loginUrl, HttpMethod.GET, entity, String.class);
        String responseStr = loginResponse.getBody();

        //extract auth token
        JSONObject jsonResponse = new JSONObject(responseStr);

        return jsonResponse.getJSONObject("data").getString("sid");
    }

    @Transactional
    public boolean updateEditStatus(TaskDto dto){
        return taskMapper.updateEditStatus(dto);
    }

    @Transactional
    public boolean confirmTask(String language){
        //get latest version
        List<KstTaskHistoryDto> latestTaskHistory = taskMapper.getLatestVersion(language);
        //insert content, title, task. Update them if already exist
        //old veve use procedure: sp_01_create_content, sp_02_create_content_title, sp_03_create_task
        for (KstTaskHistoryDto dto : latestTaskHistory) {
            taskMapper.createVeveInfo(dto.getTitle(), language, dto.getChapter(), "", 2);
        }
        return true;
    }

    public void autoAssignDesigner(String language){
        taskMapper.autoAssignDesigner(language);
    }

}