// starguide3.cpp
//
// A Rivendell switcher driver for the StarGuide III Satellite Receiver
//
//   (C) Copyright 2002-2005,2016-2018 Fred Gleason <fredg@paravelsystems.com>
//
//   This program is free software; you can redistribute it and/or modify
//   it under the terms of the GNU General Public License version 2 as
//   published by the Free Software Foundation.
//
//   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, write to the Free Software
//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//

#include <stdlib.h>

#include <rdapplication.h>
#include <rdescape_string.h>

#include "globals.h"
#include "starguide3.h"

StarGuide3::StarGuide3(RDMatrix *matrix,QObject *parent)
  : Switcher(matrix,parent)
{
  QString sql;
  RDSqlQuery *q;

  //
  // Get Matrix Parameters
  //
  sg_inputs=matrix->inputs();
  sg_outputs=matrix->outputs();

  //
  // Load Feed Data
  //
  sql=QString("select ")+
    "NUMBER,"+        // 00
    "ENGINE_NUM,"+    // 01
    "DEVICE_NUM,"+    // 02
    "CHANNEL_MODE "+  // 03
    "from INPUTS  where "+
    "STATION_NAME=\""+RDEscapeString(rda->station()->name())+"\" && "+
    QString().sprintf("MATRIX=%d ",matrix->matrix())+
    "order by NUMBER";
  q=new RDSqlQuery(sql);
  q->first();
  for(int i=0;i<sg_inputs;i++) {
    sg_feed.push_back(StarGuideFeed());
    if(q->isValid()&&(q->value(0).toInt()==(i+1))) {
      sg_feed.back().setProviderId(q->value(1).toInt());
      sg_feed.back().setServiceId(q->value(2).toInt());
      sg_feed.back().setMode((RDMatrix::Mode)q->value(3).toInt());
      q->next();
    }
  }
  delete q;

  //
  // Initialize the TTY Port
  //
  RDTty *tty=new RDTty(rda->station()->name(),matrix->port(RDMatrix::Primary));
  sg_device=new RDTTYDevice();
  if(tty->active()) {
    sg_device->setName(tty->port());
    sg_device->setSpeed(tty->baudRate());
    sg_device->setWordLength(tty->dataBits());
    sg_device->setParity(tty->parity());
    sg_device->open(QIODevice::Unbuffered|QIODevice::ReadWrite);
  }
  delete tty;
}


StarGuide3::~StarGuide3()
{
  delete sg_device;
}


RDMatrix::Type StarGuide3::type()
{
  return RDMatrix::StarGuideIII;
}


unsigned StarGuide3::gpiQuantity()
{
  return 0;
}


unsigned StarGuide3::gpoQuantity()
{
  return false;
}


bool StarGuide3::primaryTtyActive()
{
  return true;
}


bool StarGuide3::secondaryTtyActive()
{
  return false;
}


void StarGuide3::processCommand(RDMacro *cmd)
{
  char str[256];
  char route;
  int input=cmd->arg(1).toInt()-1;
  int output=cmd->arg(2).toInt()-1;

  if((input<0)||(input>=sg_inputs)||
     (output<0)||(output>=sg_outputs)) {
    cmd->acknowledge(false);
    emit rmlEcho(cmd);
    return;
  }
  switch(sg_feed[input].mode()) {
      case RDMatrix::Left:
	route='1';
	break;
	
      case RDMatrix::Right:
	route='2';
	break;
	
      default:
	route='0';
	break;
  }
  switch(cmd->command()) {
      case RDMacro::ST:
	sprintf(str,"SP A,P,%d\rSP A,S,%d\rAM %c,0%c\r",
		sg_feed[input].providerId(),
		sg_feed[input].serviceId(),
		output+'A',
		route);
	sg_device->writeBlock(str,strlen(str));
	cmd->acknowledge(true);
	emit rmlEcho(cmd);
	break;
	
      default:
	cmd->acknowledge(false);
	emit rmlEcho(cmd);
	break;
  }
}
