package com.mm.android.deviceaddmodule.openapi;

import android.net.Uri;
import android.text.TextUtils;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.google.gson.reflect.TypeToken;
import com.mm.android.deviceaddmodule.LCDeviceEngine;
import com.mm.android.deviceaddmodule.mobilecommon.utils.LogUtil;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;

import javax.net.ssl.HttpsURLConnection;

public class HttpClient {
    private static final String TAG=HttpClient.class.getSimpleName();
    /**
     * post
     *
     * @param urlStr
     * @param paramStr
     * @param contentType
     * @param debugTag
     * @return
     */
    public static String post(String urlStr, String paramStr, String contentType, String debugTag,int timeOut) throws IOException {
        LogUtil.debugLog(TAG,urlStr+"..."+paramStr);
        HttpsURLConnection conn = null;
        String resultData = "";
        OutputStream outputStream = null;
        InputStream inputStream = null;
        ByteArrayOutputStream baos = null;
        try {
            URL url = new URL(urlStr);
            conn = (HttpsURLConnection) url.openConnection();
            conn.setHostnameVerifier(SSLSocketClient.getHostnameVerifier());
            conn.setConnectTimeout(timeOut);
            conn.setReadTimeout(timeOut);
            conn.setDoOutput(true);
            conn.setDoInput(true);
            conn.setRequestMethod("POST");
            conn.setUseCaches(false);
            conn.setInstanceFollowRedirects(true);
            conn.setRequestProperty("Content-Type", contentType);
            conn.setRequestProperty("Authorization","Bearer "+ LCDeviceEngine.newInstance().accessToken);
            conn.connect();
            outputStream = conn.getOutputStream();
            outputStream.write(paramStr.getBytes());
            outputStream.flush();
            outputStream.close();
            int responseCode = conn.getResponseCode();
            if (debugTag != null)
                LogUtil.debugLog(debugTag, "response code " + responseCode);
            if (200 == responseCode) {
                inputStream = conn.getInputStream();
                byte[] buffer = new byte[1024];
                baos = new ByteArrayOutputStream();
                boolean var13 = true;
                int len;
                while ((len = inputStream.read(buffer)) != -1) {
                    baos.write(buffer, 0, len);
                }
                byte[] b = baos.toByteArray();
                resultData = new String(b, "utf-8");
                baos.flush();
                if (debugTag != null)
                    LogUtil.debugLog(debugTag, "request data " + resultData);
            } else
                throw new IOException(String.format("http_get failed: status=%d", responseCode));
        } catch (IOException e) {
            throw e;
        } catch (Throwable e) {
            throw new IOException(e);
        } finally {
            try {
                if (outputStream != null) {
                    outputStream.close();
                }
                if (baos != null) {
                    baos.close();
                }
                if (inputStream != null) {
                    inputStream.close();
                }
            } catch (IOException e) {
            }
            if (conn != null) {
                conn.disconnect();
            }
        }
        return resultData;
    }


    /**
     * 需要按字母排序
     *
     * @param json 所有字段使用urlParameter拼接,除了appSecret
     */
    public static String getSign(JsonObject json, String appSecret) {
        String builder = jsonToUrlParameter(json) +
                appSecret;
        return HDLMD5Utils.encodeMD5(builder);
    }


    private static JsonObject getBodyJson(Map<String,Object> map) {

        JsonObject object = new JsonObject();

        for (Map.Entry<String, Object> entry : map.entrySet()) {
            object.addProperty(entry.getKey(), entry.getValue().toString());
        }
        return object;
    }




    /**
     * 添加sign字段
     */
    public static JsonObject encrypt(Map<String,Object> map ) {
        final String timestamp = String.valueOf(System.currentTimeMillis());
        final JsonObject json = getBodyJson(map);
        if (json != null) {
            json.addProperty("appKey", CONST.APPID);
            json.addProperty("timestamp", timestamp);
            json.addProperty("sign", getSign(json, CONST.SECRET));
        }
        return json;
    }



    private static String jsonToUrlParameter(JsonObject object) {
        final Map<String, String> map = new Gson().fromJson(object, new TypeToken<Map<String, String>>() {
        }.getType());
        final Uri.Builder builder = new Uri.Builder();
        List<String> list = new ArrayList<>(map.keySet());
        Collections.sort(list);
        for (String key : list) {
            //判断当前值是否需要参与签名,保持跟云端一致
            if (IfValueNeedSign(map.get(key))) {
                builder.appendQueryParameter(key, map.get(key));
//                HDLSDKLog.e("要签名:" + key + " :" + map.get(key));
            } else {
//                HDLSDKLog.e("不需要签名:" + key + " :" + map.get(key));
            }
        }
        return builder.build().getQuery();
    }

    /**
     * 判断当前值是否需要参与签名,保持跟云端一致
     * 空字符串不参与
     * 数组,集合,对象不参与
     *
     * @param valueStr
     * @return
     */
    private static boolean IfValueNeedSign(String valueStr) {
        if (TextUtils.isEmpty(valueStr))
            return false;
        final char[] strChar = valueStr.substring(0, 1).toCharArray();
        final char firstChar = strChar[0];
        //System.out.println("getJSONType firstChar = "+firstChar);
        if (firstChar != '{' && firstChar != '[')
            return true;

        return false;
    }

}