/*
 * Copyright (C) 2009 University of Washington
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package org.odk.collect.android.logic;

import android.content.Context;
import android.content.SharedPreferences;
import android.net.wifi.WifiManager;
import android.preference.PreferenceManager;
import android.provider.Settings;
import android.util.Log;

import org.javarosa.core.services.IPropertyManager;
import org.javarosa.core.services.properties.IPropertyRules;
import org.odk.collect.android.preferences.PreferencesActivity;

import java.util.HashMap;
import java.util.Locale;
import java.util.Vector;

/**
 * Used to return device properties to JavaRosa
 *
 * @author Yaw Anokwa (yanokwa@gmail.com)
 */

public class PropertyManager implements IPropertyManager {

  private String t = "PropertyManager";

  private Context mContext;

  //private TelephonyManager mTelephonyManager;
  private HashMap<String, String> mProperties;

  public final static String DEVICE_ID_PROPERTY = "deviceid"; // imei
  private final static String SUBSCRIBER_ID_PROPERTY = "subscriberid"; // imsi
  private final static String SIM_SERIAL_PROPERTY = "simserial";
  private final static String PHONE_NUMBER_PROPERTY = "phonenumber";
  private final static String USERNAME = "username";
  private final static String EMAIL = "email";

  public final static String OR_DEVICE_ID_PROPERTY = "uri:deviceid"; // imei
  public final static String OR_SUBSCRIBER_ID_PROPERTY = "uri:subscriberid"; // imsi
  public final static String OR_SIM_SERIAL_PROPERTY = "uri:simserial";
  public final static String OR_PHONE_NUMBER_PROPERTY = "uri:phonenumber";
  public final static String OR_USERNAME = "uri:username";
  public final static String OR_EMAIL = "uri:email";


  public String getName() {
    return "Property Manager";
  }


  public PropertyManager(Context context) {
    Log.i(t, "calling constructor");

    mContext = context;

    mProperties = new HashMap<>();
    //mTelephonyManager = (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);

    String deviceId = null;//mTelephonyManager.getDeviceId();
    String orDeviceId = null;
    if (deviceId != null) {
      if ((deviceId.contains("*") || deviceId.contains("000000000000000"))) {
        deviceId =
            Settings.Secure
                .getString(mContext.getContentResolver(), Settings.Secure.ANDROID_ID);
        orDeviceId = Settings.Secure.ANDROID_ID + ":" + deviceId;
      } else {
        orDeviceId = "imei:" + deviceId;
      }
    }

    if (deviceId == null) {
      // no SIM -- WiFi only
      // Retrieve WiFiManager
      WifiManager wifi = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);

      // Get WiFi status
//      WifiInfo info = wifi.getConnectionInfo();
//      if (info != null) {
//        deviceId = info.getMacAddress();
//        orDeviceId = "mac:" + deviceId;
//      }
    }

    // if it is still null, use ANDROID_ID
    if (deviceId == null) {
      deviceId =
          Settings.Secure
              .getString(mContext.getContentResolver(), Settings.Secure.ANDROID_ID);
      orDeviceId = Settings.Secure.ANDROID_ID + ":" + deviceId;
    }

    mProperties.put(DEVICE_ID_PROPERTY, deviceId);
    mProperties.put(OR_DEVICE_ID_PROPERTY, orDeviceId);

    String value;

    value = null;//mTelephonyManager.getSubscriberId();
    if (value != null) {
      mProperties.put(SUBSCRIBER_ID_PROPERTY, value);
      mProperties.put(OR_SUBSCRIBER_ID_PROPERTY, "imsi:" + value);
    }
    value = null;//mTelephonyManager.getSimSerialNumber();
    if (value != null) {
      mProperties.put(SIM_SERIAL_PROPERTY, value);
      mProperties.put(OR_SIM_SERIAL_PROPERTY, "simserial:" + value);
    }
    value = null;//mTelephonyManager.getLine1Number();
    if (value != null) {
      mProperties.put(PHONE_NUMBER_PROPERTY, value);
      mProperties.put(OR_PHONE_NUMBER_PROPERTY, "tel:" + value);
    }

    // Get the username from the settings
    SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(mContext);
    value = settings.getString(PreferencesActivity.KEY_USERNAME, null);
    if (value != null) {
      mProperties.put(USERNAME, value);
      mProperties.put(OR_USERNAME, "username:" + value);
    }
    value = settings.getString(PreferencesActivity.KEY_SELECTED_GOOGLE_ACCOUNT, null);
    if (value != null) {
      mProperties.put(EMAIL, value);
      mProperties.put(OR_EMAIL, "mailto:" + value);
    }
  }

  @Override
  public Vector<String> getProperty(String propertyName) {
    return null;
  }


  @Override
  public String getSingularProperty(String propertyName) {
    // for now, all property names are in english...
    return mProperties.get(propertyName.toLowerCase(Locale.ENGLISH));
  }


  @Override
  public void setProperty(String propertyName, String propertyValue) {
  }


  @Override
  public void setProperty(String propertyName, @SuppressWarnings("rawtypes") Vector propertyValue) {

  }


  @Override
  public void addRules(IPropertyRules rules) {

  }


  @Override
  public Vector<IPropertyRules> getRules() {
    return null;
  }

}
