package com.fzzy.push.gd2022;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.TypeReference;
import com.fzzy.api.entity.ApiConfs;
import com.fzzy.api.utils.AESUtils;
import com.fzzy.api.utils.MyMD5Util;
import com.fzzy.api.utils.SnowflakeIdWorker;
import com.fzzy.push.gd2022.dto.GD2022AuthToken;
import com.fzzy.push.gd2022.dto.GD2022ResponseDto;
import lombok.extern.slf4j.Slf4j;
import java.io.*;
import java.lang.reflect.Type;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Map;
import java.util.UUID;

/**
 * @author: vincexu
 * @ClassName: HttpClientUtil.java
 */
@Slf4j
public class GD2022HttpClientUtil {


    /**
     * post formData
     * @param url
     * @param map
     * @return
     * @throws Exception
     */
    @SuppressWarnings("resource")
	public static GD2022ResponseDto postGetToken(String url, Map<String, Object> map) throws Exception {
        log.info("---------接口请求地址：" +url+ "----------参数：" + JSON.toJSONString(map) +"---------");
        BufferedReader in = null;
        URL urls = new URL(url);
        HttpURLConnection connection = null;
        OutputStream outputStream = null;
        String rs = "";
        GD2022ResponseDto responseDto;
        try {
            connection = (HttpURLConnection) urls.openConnection();
            connection.setRequestProperty("Content-Type", "application/json;charset=UTF-8");
            connection.setDoOutput(true);
            connection.setDoInput(true);
            connection.setRequestProperty("Accept-Language", "zh-CN,zh;q=0.8");
            connection.setRequestProperty("Accept", "*/*");
            connection.setRequestProperty("Range", "bytes=" + "");
            connection.setConnectTimeout(20000);
            connection.setReadTimeout(30000);
            connection.setRequestMethod("POST");

            StringBuffer buffer = new StringBuffer();
            outputStream = connection.getOutputStream();
            buffer.append(JSON.toJSONString(map));
            outputStream.write(buffer.toString().getBytes());
            try {
                connection.connect();
                if (connection.getResponseCode() == 200) {
                    in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
                    String line = "";
                    while ((line = in.readLine()) != null) {
                        rs += line;
                    }
                }else{
                    log.error("http状态：" + connection.getResponseCode());
                    log.error("http消息：" + connection.getResponseMessage());
                }

            } catch (Exception e) {
                System.out.println("发生异常");
                log.error(e.getMessage(),e);
                rs = null;
                return new GD2022ResponseDto(99,e.getMessage());
            }
            log.info("---------接口返回：" + rs +"---------");

            Type type = new TypeReference<GD2022ResponseDto<GD2022AuthToken>>() {}.getType();
            responseDto = JSON.parseObject(rs,type);
            if(responseDto == null )   return new GD2022ResponseDto(99,"接口请求发生未知错误");
            return responseDto;
        } finally {
            try {
                outputStream.close();
                if (in != null){
                    in.close();
                }
            } catch (Exception e) {
            }
            outputStream = null;
            if (connection != null)
                connection.disconnect();
            connection = null;
        }
    }


    /**
     * post formData
     * @param url
     * @return
     * @throws Exception
     */
    @SuppressWarnings("resource")
    public static GD2022ResponseDto postPushData(String url, String data , ApiConfs apiConfs, GD2022AuthToken authToken) throws Exception {
        log.info("---------接口请求地址：" +url+ "----------参数：" + data +"---------");
        BufferedReader in = null;
        URL urls = new URL(url);
        HttpURLConnection connection = null;
        OutputStream outputStream = null;
        String rs = "";
        GD2022ResponseDto responseDto;
        try {
            String md = AESUtils.encrypt(data,apiConfs.getPublicKey());
            log.info("---------接口请求地址：" +url+ "----------密文参数：" + md +"---------");
            connection = (HttpURLConnection) urls.openConnection();
            connection.setRequestProperty("Content-Type", "application/json;charset=UTF-8");
            connection.setDoOutput(true);
            connection.setDoInput(true);
            connection.setRequestProperty("Accept-Language", "zh-CN,zh;q=0.8");
            connection.setRequestProperty("Accept", "*/*");
            connection.setRequestProperty("Range", "bytes=" + "");
            connection.setRequestProperty("Authorization", "Bearer " + authToken.getAccess_token() );
            connection.setRequestProperty("nonce", AESUtils.encrypt(authToken.getAccess_token() + System.currentTimeMillis(),apiConfs.getPublicKey()));
            connection.setRequestProperty("requestId", AESUtils.encrypt(authToken.getAccess_token() + SnowflakeIdWorker.nextId(),apiConfs.getPublicKey()));
            connection.setRequestProperty("digest", MyMD5Util.encrypt(data));
            connection.setConnectTimeout(20000);
            connection.setReadTimeout(30000);
            connection.setRequestMethod("POST");
            StringBuffer buffer = new StringBuffer();
            buffer.append(md);
            outputStream = connection.getOutputStream();
            outputStream.write(buffer.toString().getBytes("UTF-8"));
            try {
                connection.connect();
                if (connection.getResponseCode() == 200) {
                    in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
                    String line = "";
                    while ((line = in.readLine()) != null) {
                        rs += line;
                    }
                }else{
                    log.error("http状态：" + connection.getResponseCode());
                    log.error("http消息：" + connection.getResponseMessage());
                }

            } catch (Exception e) {
                System.out.println("发生异常");
                log.error(e.getMessage(),e);
                rs = null;
                return new GD2022ResponseDto(99,e.getMessage());
            }
            log.info("---------接口返回：" + rs +"---------");
            responseDto = JSON.parseObject(rs,GD2022ResponseDto.class);
            if(responseDto == null )   return new GD2022ResponseDto(99,"接口请求发生未知错误");
            return responseDto;
        } finally {
            try {
                outputStream.close();
                if (in != null){
                    in.close();
                }
            } catch (Exception e) {
            }
            outputStream = null;
            if (connection != null)
                connection.disconnect();
            connection = null;
        }
    }

    /**
     * 文件上传接口：上传文件，获取文件id
     * @param url
     * @return
     * @throws Exception
     */
    @SuppressWarnings("resource")
    public static GD2022ResponseDto postUploadData(String url, GD2022AuthToken authToken, String filePath) throws Exception {
        url = url + "file/upload";
        log.info("---------接口请求地址：" + url + "----------文件路径：" + filePath + "---------");
        BufferedReader in = null;
        URL urls = new URL(url);
        HttpURLConnection connection = null;
        OutputStream outputStream = null;
        InputStream inputStream = null;
        String rs = "";
        GD2022ResponseDto responseDto;
        try {

            connection = (HttpURLConnection) urls.openConnection();
            connection.setConnectTimeout(20000);
            connection.setReadTimeout(30000);
            connection.setDoOutput(true);
            connection.setDoInput(true);
            connection.setUseCaches(false);
            connection.setRequestMethod("POST");
            connection.setRequestProperty("connection", "Keep-Alive");
            connection.setRequestProperty("Charset", "UTF-8");

            String boundary = "----" + UUID.randomUUID().toString();
            connection.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
            connection.setRequestProperty("Authorization", "Bearer " + authToken.getAccess_token() );

            outputStream = connection.getOutputStream();
            if(null != filePath){
                StringBuffer strBuf = new StringBuffer();

                strBuf.append("--").append(boundary).append("\r\n");
                strBuf.append("Content-Disposition: form-data;name=file;filename=\"" + filePath + "\"\r\n");
                strBuf.append("\r\n");
                outputStream.write(strBuf.toString().getBytes());
                File file = new File(filePath);
                inputStream = new FileInputStream(file);
                int bytes = 0;
                byte[] bufferOut = new byte[1024];
                while ((bytes = inputStream.read(bufferOut)) != -1) {
                    outputStream.write(bufferOut, 0, bytes);
                }
                inputStream.close();

                byte[] endData = ("\r\n--" + boundary + "--\r\n").getBytes();
                outputStream.write(endData);
                outputStream.flush();
                outputStream.close();
            }

            try {
                connection.connect();
                if (connection.getResponseCode() == 200) {
                    in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
                    String line = "";
                    while ((line = in.readLine()) != null) {
                        rs += line;
                    }
                }else{
                    log.error("http状态：" + connection.getResponseCode());
                    log.error("http消息：" + connection.getResponseMessage());
                }

            } catch (Exception e) {
                System.out.println("发生异常");
                log.error(e.getMessage(),e);
                rs = null;
                return new GD2022ResponseDto(99,e.getMessage());
            }
            log.info("---------接口返回：" + rs +"---------");
            responseDto = JSON.parseObject(rs,GD2022ResponseDto.class);
            if(responseDto == null )   return new GD2022ResponseDto(99,"接口请求发生未知错误");
            return responseDto;
        } finally {
            try {
                outputStream.close();
                if (in != null){
                    in.close();
                }
            } catch (Exception e) {
            }
            outputStream = null;
            if (connection != null)
                connection.disconnect();
            connection = null;
        }
    }
}