/*

 * Copyright (C) 2020, University of the Basque Country (UPV/EHU)

 *  Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
 *
 * The original file was part of Open Source IMSDROID
 *  Copyright (C) 2010-2011, Mamadou Diop.
 *  Copyright (C) 2011, Doubango Telecom.
 *
 *
 * Contact: Mamadou Diop <diopmamadou(at)doubango(dot)org>
 *
 * This file is part of Open Source Doubango Framework.
 *
 * This is free software: you can redistribute it and/or modify it under the terms of
 * the GNU General Public License as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *
 * This is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 package org.doubango.utils;
 
 import android.util.Log;
 
 import org.doubango.ngn.BuildConfig;
 import org.doubango.ngn.sip.NgnSipPrefrences;
 
 import java.net.InetAddress;
 import java.net.InterfaceAddress;
 import java.net.NetworkInterface;
 import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.regex.Pattern;
 
 public class Utils {
     private final static String TAG = Utils.getTAG(Utils.class.getCanonicalName());
     private static boolean isDebug=BuildConfig.LOG_SHOW;
 
     private static final Pattern PATTERN = Pattern.compile(
             "^(([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.){3}([01]?\\d\\d?|2[0-4]\\d|25[0-5])$");
 
 
 
     public static Calendar getCalendarCompilation(){
         Date buildDate = new Date(BuildConfig.TIMESTAMP);
         Calendar cal = Calendar.getInstance();
         cal.setTime(buildDate);
         return cal;
     }
 
 
 
     public static boolean isDeploy(){
         return !isDebug;
     }
 
     public static String getTAG(String tag){

         if(tag!=null && org.doubango.ngn.BuildConfig.LOG_SHOW){

             return tag;
         }else{
             return org.doubango.ngn.BuildConfig.APPLICATION_ID;
         }
 
     }
 
     public static String[] stringToArray(String string){
         if(string==null || string.trim().isEmpty())return null;
         String lines[] = string.split("\\r?\\n");
         return lines;
     }
 
     public static List<InterfaceAddress> getIPAddress(boolean useIPv4) {
         ArrayList<InterfaceAddress> iPs=new ArrayList<>();
         try {
             List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
             for (NetworkInterface intf : interfaces) {
                 for (InterfaceAddress address : intf.getInterfaceAddresses()) {
                     InetAddress inetAddress = address.getAddress();
                     if (inetAddress!=null && !inetAddress.isLoopbackAddress()) {
                         String sAddr=inetAddress.getHostAddress();
                         //boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                         boolean isIPv4 = sAddr.indexOf(':')<0;
                         if (useIPv4) {
                             if (isIPv4){
                                 /*if(address!=null && address.getAddress()!=null &&
                                         address.getAddress().getHostAddress()!=null &&
                                         address.getNetworkPrefixLength()>0)*/
                                     iPs.add(address);
                             }
                         } else {
                             if (!isIPv4) {
                                 Log.d(TAG,"The Address ("+address+") IPv6 isn´t use now");
                             }
                         }
                     }
                 }
             }
         } catch (Exception ex) {
             Log.e(TAG,"Error getting system IPs");
         } // for now eat exceptions
         return iPs;
     }
     public static boolean checkFormatIp(final String ip) {
         if(ip==null)return false;
         return PATTERN.matcher(ip).matches();
     }
 
 

     public static List<String> parseAccountToEntry(List<NgnSipPrefrences.EntryType> entryTypes){
         if(entryTypes==null)return null;
         ArrayList<String> accounts=new ArrayList<>();
         for(NgnSipPrefrences.EntryType entryType:entryTypes){
             //String name, String sipURI, TypeAccount TYPE
             accounts.add(entryType.getUriEntry());

         }

         return accounts;

     }
 

 
 }