package com.ruoyi.webApi;

import com.alibaba.fastjson2.JSONObject;
import com.ruoyi.system.service.ISysConfigService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.PostMapping;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;

/**
 * @author 16358
 * @date 2025/6/5
 */
@Component("apiTask")
public class ApiTask {
    @Autowired
    private ISysConfigService sysConfigService;

    //登录星空接口
    public String OAlogin(){
        // 目标URL
        String url = sysConfigService.selectConfigByKey("OA_Url")+"/k3cloud/Kingdee.BOS.WebApi.ServicesStub.AuthService.ValidateUser.common.kdsvc";
        // 请求体，JSON格式
        String jsonInputString = sysConfigService.selectConfigByKey("login_JSON");

        try {
            // 创建URL对象
            URL apiUrl = new URL(url);
            // 打开连接
            HttpURLConnection connection = (HttpURLConnection) apiUrl.openConnection();

            // 设置请求方法为POST
            connection.setRequestMethod("POST");

            // 设置请求头
            // Content-Type 指定发送的数据格式是JSON，并且字符集为UTF-8
            connection.setRequestProperty("Content-Type", "application/json; utf-8");
            // Accept 指定期望接收的数据格式是JSON
            connection.setRequestProperty("Accept", "application/json");

            // 允许写入请求体
            connection.setDoOutput(true);

            // 获取输出流，发送请求体数据
            try (OutputStream os = connection.getOutputStream()) {
                byte[] input = jsonInputString.getBytes("utf-8");
                os.write(input, 0, input.length);
            }

            // 获取响应码
            int responseCode = connection.getResponseCode();

            // 读取响应内容
            StringBuilder response = new StringBuilder();
            try (BufferedReader br = new BufferedReader(
                    new InputStreamReader(connection.getInputStream(), "utf-8"))) {
                String responseLine = null;
                while ((responseLine = br.readLine()) != null) {
                    response.append(responseLine.trim());
                }
                return response.toString();
            }catch (Exception e) {
                throw new RuntimeException("因未知原因导致登录OA系统失败！");
            }

        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    //判断是否登录成功并返回token
    public String getToken(){
        //触发登录接口
        String response = OAlogin();

        // 解析响应体为 JSONObject
        JSONObject jsonResponse = JSONObject.parseObject(response.toString());
        // 提取 "Message" 字段
        if (jsonResponse != null && !jsonResponse.containsKey("")) {
            String loginResultType = jsonResponse.getString("LoginResultType");
            if("1".equals(loginResultType)){
                return jsonResponse.getString("KDSVCSessionId");
            }else {
                throw new RuntimeException(jsonResponse.getString("Message"));
            }
        } else {
            throw new RuntimeException("返回参数解析错误！");
        }


    }

    //测试任务
    public void testTAS(){
        String token = getToken();
        System.out.println(token);
    }
}