/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            server.cc
 *
 *  Mon Nov  8 11:35:01 CET 2004
 *  Copyright  2004 Bent Bisballe
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *    This file is part of MIaV.
 *
 *    MIaV 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 2 of the License, or
 *    (at your option) any later version.
 *
 *    MIaV 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 MIaV; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "server.h"

#include <stdio.h>
#include <stdlib.h>

// For mkdir
#include <sys/stat.h>
#include <sys/types.h>

// For unlink
#include <unistd.h>

// For errno
#include <errno.h>

// For inet_ntoa
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

#include <hugin.hpp>

#include "miav_config.h"

#include "mov_encoder_thread.h"
#include "img_encoder.h"

#include "server_status.h"

#include "dv.h"
#include "network.h"

void newConnection(Socket *socket)
{
  char cpr[256];
  char clientip[64];
  bool hasCpr = false;
  ServerStatus status;

  n_savestate savestate = LATER;
  n_header h;
  Frame *frame;
  Frame *freeze_frame = NULL;
  MovEncoderThread *enc = NULL;

  frame = new Frame(NULL, DVPACKAGE_SIZE);

  INFO(connection, "CONNECTION OPENED");
  INFO(connection, "New connection (%s)", inet_ntoa(socket->socketaddr.sin_addr));

  sprintf(clientip, "%s", inet_ntoa(socket->socketaddr.sin_addr));

  Network network = Network(socket);
  while(int ret = network.recvPackage(&h, frame->data, frame->size)) {
    status.checkPoint();
    
    if(ret == -1) {
      ERR(connection, "A network error ocurred, terminating session");
      break;
    }

    frame->mute = h.header.h_data.mute;

    if(!hasCpr) {
      sprintf(cpr, "%s", h.header.h_data.cpr);
      hasCpr = true;
    }
    
    if(h.header.h_data.snapshot) {
      if(freeze_frame) {
        ImgEncoder(cpr).encode(freeze_frame, 100);
        delete freeze_frame;
        freeze_frame = NULL;
      } else {
        ImgEncoder(cpr).encode(frame, 100);
      }
    }

    if(h.header.h_data.savestate != NO_CHANGE) {
      savestate = h.header.h_data.savestate;
      INFO(connecion, "GOT SAVESTATE FROM NETWORK: %d", savestate );
    }

    if(h.header.h_data.freeze) {
      if(freeze_frame) delete freeze_frame;
      // copy the frame into another temporary one.
      freeze_frame = new Frame(frame->data, frame->size);
    }

    // This one must be last!
    if(h.header.h_data.record) {
      //      if(!enc) enc = newMovEncoder(cpr);
      if(!enc) enc = new MovEncoderThread(clientip, cpr);
      enc->encode(frame);
    }

    frame = new Frame(NULL, DVPACKAGE_SIZE);
  }

  INFO(connection, "Closing connection...");

  // No encoder exists, if this is a pure snapshot (image) connection.
  if(enc) {
    enc->setSaveState(savestate);
    // Send end of stream frame.
    frame->endOfFrameStream = true;
    enc->encode(frame);
    delete enc;
  }

  INFO(connection, "CONNECTION CLOSED");
}