package com.sgcc.utils;

import cn.hutool.json.JSONObject;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;

/**
 * Http请求工具类
 *
 * @author zhaoyuanyuan
 * @version 1.0.0
 * @date 2024/06/24 17:14
 */
@Slf4j
public class HttpsUtils {

    /**
     * 字符编码utf-8
     */
    public static final String CHARSET_UTF8 = "UTF-8";
    /**
     * https请求url前缀
     */
    public static final String HTTPS_PREFIX = "https";
    /**
     * 认证信息
     */
    public static final String AUTHORIZATION = "Authorization";

    /**
     * post提交
     *
     * @param url    url
     * @param map    请求入参
     * @param header 头信息
     * @return {@code String}
     */
    public static String doPost(String url, Map<String, String> map, Map<String, String> header) {
        return doPost(url, map, CHARSET_UTF8, header);
    }

    /**
     * post请求
     *
     * @param url     url
     * @param map     请求入参
     * @param charset 字符集
     * @param header  头
     * @return {@code String}
     */
    public static String doPost(String url, Map<String, String> map, String charset, Map<String, String> header) {
        HttpClient httpClient = null;
        HttpPost httpPost = null;
        String result = null;
        try {
            httpClient = new DefaultHttpClient();
            httpPost = new HttpPost(url);
            //设置参数
            List<NameValuePair> list = new ArrayList<NameValuePair>();
            Iterator iterator = map.entrySet().iterator();
            while (iterator.hasNext()) {
                Map.Entry<String, String> elem = (Map.Entry<String, String>) iterator.next();
                list.add(new BasicNameValuePair(elem.getKey(), elem.getValue()));
            }
            if (list.size() > 0) {
                Map<String, Object> param = new HashMap<>();
                param.putAll(map);
                log.info("httpParam:{}", param);
                StringEntity stringEntity = new StringEntity(new JSONObject(param).toString());
                httpPost.setEntity(stringEntity);
            }
            if (header.size() > 0) {
                //设置请求头
                Iterator entryList = header.entrySet().iterator();
                while (entryList.hasNext()) {
                    Map.Entry<String, String> entry = (Map.Entry<String, String>) entryList.next();
                    httpPost.setHeader(entry.getKey(), entry.getValue());
                }
            }
            HttpResponse response = httpClient.execute(httpPost);
            if (response != null) {
                HttpEntity resEntity = response.getEntity();
                if (resEntity != null) {
                    result = EntityUtils.toString(resEntity, charset);
                }
            }
        } catch (Exception e) {
            log.error("HttpsUtils doPost exception: {}", e.getMessage());
        }
        return result;
    }

    /**
     * https Get 请求方式
     *
     * @param url    请求url
     * @param header 请求头
     * @return {@code String }
     * @author zhaoyuanyuan
     * @date 2024/06/24 17:16
     */
    public static String doGet(String url, Map<String, String> header) {
        return doGet(url, header, new HashMap<>());
    }

    /**
     * https Get 请求方式
     *
     * @param url         url
     * @param header      请求头
     * @param uriVariable 请求参数
     * @return {@code String }
     * @author zhaoyuanyuan
     * @date 2024/06/24 17:16
     */
    public static String doGet(String url, Map<String, String> header, Map<String, String> uriVariable) {
        HttpClient httpClient = null;
        HttpGet httpGet = null;
        String result = null;
        try {
            httpClient = new DefaultHttpClient();
            URIBuilder uriBuilder = new URIBuilder(url);
            // 请求参数
            if (uriVariable != null) {
                uriVariable.forEach(uriBuilder::addParameter);
            }
            URI uri = uriBuilder.build();
            httpGet = new HttpGet(uri);
            log.info("HttpsUtils doGet: {}", httpGet.getRequestLine().getUri());
            // 请求头
            if (header != null) {
                header.forEach(httpGet::setHeader);
            }
            HttpResponse response = httpClient.execute(httpGet);
            if (response != null) {
                HttpEntity resEntity = response.getEntity();
                log.info("HttpsUtils doGet response status: {}", response.getStatusLine().getStatusCode());
                if (resEntity != null) {
                    result = EntityUtils.toString(resEntity, CHARSET_UTF8);
                }
            }
        } catch (Exception e) {
            log.error("HttpsUtils doGet exception: {}", e.getMessage());
        }
        return result;
    }

}