/** 
 * Copyright (C) 2011 Whisper Systems
 * 
 * This program 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 program 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, see <http://www.gnu.org/licenses/>.
 */
package org.thoughtcrime.securesms.sms;

import java.util.Iterator;

import org.thoughtcrime.securesms.crypto.MasterSecret;
import org.thoughtcrime.securesms.database.DatabaseFactory;
import org.thoughtcrime.securesms.mms.SlideDeck;
import org.thoughtcrime.securesms.mms.TextSlide;
import org.thoughtcrime.securesms.recipients.Recipient;
import org.thoughtcrime.securesms.recipients.Recipients;
import org.thoughtcrime.securesms.service.MmsSender;
import org.thoughtcrime.securesms.service.SendReceiveService;
import org.thoughtcrime.securesms.service.SmsSender;

import ws.com.google.android.mms.ContentType;
import ws.com.google.android.mms.MmsException;
import ws.com.google.android.mms.pdu.EncodedStringValue;
import ws.com.google.android.mms.pdu.PduBody;
import ws.com.google.android.mms.pdu.SendReq;
import android.content.Context;
import android.content.Intent;
import android.telephony.PhoneNumberUtils;
import android.util.Log;

public class MessageSender {
	
  public static long sendMms(Context context, MasterSecret masterSecret, Recipients recipients, 
			     long threadId, SlideDeck slideDeck, String message, boolean isSecure) throws MmsException 
  {
    if (threadId == -1)
      threadId = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(recipients);
		
    if (message.trim().length() > 0)
      slideDeck.addSlide(new TextSlide(context, message));
		
    SendReq sendRequest                 = new SendReq();
    String[] recipientsArray            = recipients.toNumberStringArray();
    EncodedStringValue[] encodedNumbers = EncodedStringValue.encodeStrings(recipientsArray);
    PduBody body                        = slideDeck.toPduBody();
        
    sendRequest.setTo(encodedNumbers);
    sendRequest.setDate(System.currentTimeMillis() / 1000L);
    sendRequest.setBody(body);
    sendRequest.setContentType(ContentType.MULTIPART_MIXED.getBytes());
        
    long messageId = DatabaseFactory.getEncryptingMmsDatabase(context, masterSecret).insertMessageSent(sendRequest, threadId, isSecure);        
    Intent intent  = new Intent(SendReceiveService.SEND_MMS_ACTION, null, context, SendReceiveService.class);
    intent.putExtra("message_id", messageId);
    context.startService(intent);
        
    return threadId;
  }

  public static long send(Context context, MasterSecret masterSecret, Recipients recipients, 
			  long threadId, String message, boolean isSecure) 
  {		
    if (threadId == -1)
      threadId = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(recipients);
		
    Iterator<Recipient> i = recipients.getRecipientsList().iterator();
		
    while (i.hasNext()) {
      Recipient recipient = i.next();

      long messageId;

      if (!isSecure) messageId = DatabaseFactory.getEncryptingSmsDatabase(context).insertMessageSent(masterSecret, PhoneNumberUtils.formatNumber(recipient.getNumber()), threadId, message, System.currentTimeMillis());
      else	     messageId = DatabaseFactory.getEncryptingSmsDatabase(context).insertSecureMessageSent(masterSecret, PhoneNumberUtils.formatNumber(recipient.getNumber()), threadId, message, System.currentTimeMillis());

      Log.w("SMSSender", "Got message id for new message: " + messageId);
      Intent intent = new Intent(SendReceiveService.SEND_SMS_ACTION, null, context, SendReceiveService.class);
      intent.putExtra("message_id", messageId);
      context.startService(intent);
    }
		
    return threadId;
  }
	
}