package api;

import com.alibaba.fastjson.JSON;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicHeader;
import org.apache.http.protocol.HTTP;

import java.io.IOException;
import java.io.InputStream;
import java.util.Map;

public class PostUtils {

    public static String token;

    public static Map post (String json, String URL) {
        CloseableHttpClient client = HttpClients.createDefault();
        HttpPost post = new HttpPost(URL);
        post.setHeader("Content-Type", "application/json");
        post.addHeader("Authorization", "Basic YWRtaW46");
        String result = null;
        try {
            StringEntity s = new StringEntity(json, "utf-8");
            s.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE,
                    "application/json"));
            post.setEntity(s);
            HttpResponse httpResponse = client.execute(post);
            InputStream inStream = httpResponse.getEntity().getContent();

            result = streamToString(inStream,"utf-8");

            inStream.close();
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
        return JSON.parseObject(result,Map.class);
    }


    public static Map postWithToken (String json, String URL) {
        CloseableHttpClient client = HttpClients.createDefault();
        HttpPost post = new HttpPost(URL);
        post.setHeader("Content-Type", "application/json");
        post.addHeader("Authorization", "Basic YWRtaW46");
        post.setHeader("token", token);
        String result = null;
        try {
            StringEntity s = new StringEntity(json, "utf-8");
            s.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE,
                    "application/json"));
            post.setEntity(s);
            HttpResponse httpResponse = client.execute(post);
            InputStream inStream = httpResponse.getEntity().getContent();

            result = streamToString(inStream,"utf-8");

            inStream.close();
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
        return JSON.parseObject(result,Map.class);
    }




    public static String streamToString(InputStream in, String encoding){
        // 将流转换为字符串
        try {
            StringBuffer sb = new StringBuffer();
            byte[] b = new byte[1024];
            for (int n; (n = in.read(b)) != -1;) {
                sb.append(new String(b, 0, n, encoding));
            }
            return sb.toString();
        }  catch (IOException e) {
            e.printStackTrace();
            throw new RuntimeException("提取 requestBody 异常", e);
        }
    }

}