package com.qq.e.union.demo.util;

import android.app.Activity;
import android.os.AsyncTask;
import android.text.TextUtils;
import android.util.Log;

import com.qq.e.comm.compliance.DownloadConfirmCallBack;
import com.qq.e.comm.compliance.DownloadConfirmListener;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/*
 * created by timfeng 2021/2/2
 */
public class DownloadConfirmHelper {
  public static final String TAG = "DownloadConfirmHelper";
  public static boolean USE_CUSTOM_DIALOG = false;

  private static final String JSON_INFO_PARAMETER = "&resType=api";

  private static final String JSON_RESULT_KEY = "ret";
  private static final String JSON_DATA_KEY = "data";

  private static final String ICON_URL_KEY = "iconUrl";//App Icon
  private static final String APP_NAME_KEY = "appName";//App 名称
  private static final String VERSION_NAME_KEY = "versionName";//版本号
  private static final String AUTHOR_NAME_KEY = "authorName";//开发者
  private static final String PERMISSIONS_KEY = "permissions";//权限列表（具体权限信息，非URL）
  private static final String PRIVACY_AGREEMENT_KEY = "privacyAgreement";//隐私政策（URL）
  private static final String UPDATE_TIME_KEY = "apkPublishTime";//版本更新时间
  private static final String APK_FILE_SIZE_KEY = "fileSize";//apk文件大小，bytes

  public static class ApkInfo {
    public String iconUrl;
    public String appName;
    public String versionName;
    public String authorName;
    public List<String> permissions;
    public String privacyAgreementUrl;
    public long apkPublishTime;
    public long fileSize;
  }

  public static final DownloadConfirmListener DOWNLOAD_CONFIRM_LISTENER =
      new DownloadConfirmListener() {

        @Override
        public void onDownloadConfirm(Activity context, int scenes, String infoUrl,
                                      DownloadConfirmCallBack callBack) {
          Log.d(TAG, "scenes:" + scenes + " info url:" + infoUrl);

          //获取对应的json数据并自定义显示
          new DownloadApkConfirmDialog(context, getApkJsonInfoUrl(infoUrl), callBack).show();

          //new DownloadApkConfirmDialogWebView(context, infoUrl, callBack).show();//使用webview显示
        }
      };

  public static String getApkJsonInfoUrl(String infoUrl) {
    return infoUrl + JSON_INFO_PARAMETER;
  }

  public static ApkInfo getAppInfoFromJson(String jsonStr) {
    ApkInfo result = null;

    if (TextUtils.isEmpty(jsonStr)) {
      Log.d(TAG, "请求应用信息返回值为空");
      return null;
    }
    try {
      JSONObject json = new JSONObject(jsonStr);
      int retCode = json.optInt(JSON_RESULT_KEY, -1);
      if (retCode != 0) {
        Log.d(TAG, "请求应用信息返回值错误");
        return null;
      }
      JSONObject dataJson = json.optJSONObject(JSON_DATA_KEY);
      if (dataJson == null) {
        Log.d(TAG, "请求应用信息返回值错误" + JSON_DATA_KEY);
        return null;
      }

      if (dataJson != null) {
        result = new ApkInfo();
        result.iconUrl = dataJson.optString(ICON_URL_KEY);
        result.appName = dataJson.optString(APP_NAME_KEY);
        result.versionName = dataJson.optString(VERSION_NAME_KEY);
        result.authorName = dataJson.optString(AUTHOR_NAME_KEY);
        JSONArray jsonPermissions = dataJson.optJSONArray(PERMISSIONS_KEY);
        if (jsonPermissions != null) {
          result.permissions = new ArrayList<>();
          for (int i = 0; i < jsonPermissions.length(); i++) {
            result.permissions.add(jsonPermissions.getString(i));
          }
        }
        result.privacyAgreementUrl = dataJson.optString(PRIVACY_AGREEMENT_KEY);
        //后台返回的时间可能是秒也可能是毫秒，这里需要统一下为毫秒
        //2000年1月1日1时0分0秒对应的 秒是946688401 毫秒是 946688401000
        long publicTime = dataJson.optLong(UPDATE_TIME_KEY);
        result.apkPublishTime = publicTime > 946688401000L ? publicTime : publicTime * 1000;
        result.fileSize = dataJson.optLong(APK_FILE_SIZE_KEY);//单位是字节
      }
    } catch (JSONException e) {
      e.printStackTrace();
    }
    return result;
  }
}