// ripcd.h
//
// Rivendell Interprocess Communication Daemon
//
//   (C) Copyright 2002-2020 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.
//

#ifndef RIPCD_H
#define RIPCD_H

#include <sys/types.h>

#include <vector>

#include <qobject.h>
#include <qstring.h>
#include <qsignalmapper.h>
#include <qtcpserver.h>
#include <qtimer.h>
#include <qudpsocket.h>

#ifdef JACK
#include <jack/jack.h>
#endif  // JACK

#include <rdnotification.h>
#include <rdsocket.h>
#include <rdttydevice.h>
#include <rdcodetrap.h>
#include <rdstation.h>
#include <rdmatrix.h>
#include <rdmacro.h>
#include <rdmulticaster.h>
#include <rdtty.h>

#include <ripcd_connection.h>
#include <globals.h>
#include <switcher.h>

//
// Global RIPCD Definitions
//
#define RIPCD_MAX_LENGTH 256
#define RIPCD_RML_READ_INTERVAL 100
#define RIPCD_USAGE "[-d]\n\nSupplying the '-d' flag will set 'debug' mode, causing ripcd(8) to stay\nin the foreground and print debugging info on standard output.\n" 

class MainObject : public QObject
{
  Q_OBJECT
 public:
  MainObject(QObject *parent=0);
  ~MainObject();

 private slots:
  void newConnectionData();
  void notificationReceivedData(const QString &msg,const QHostAddress &addr);
  void sendRml(RDMacro *rml);
  void rmlEchoData();
  void rmlNoechoData();
  void rmlReplyData();
  void gpiChangedData(int matrix,int line,bool state);
  void gpoChangedData(int matrix,int line,bool state);
  void gpiStateData(int matrix,unsigned line,bool state);
  void gpoStateData(int matrix,unsigned line,bool state);
  void ttyTrapData(int cartnum);
  void ttyReadyReadData(int num);
  void macroTimerData(int num);
  void readyReadData(int conn_id);
  void killData(int conn_id);
  void exitTimerData();
  void garbageData();
  void startJackData();
  
 private:
  void SetUser(QString username);
  void ExecCart(int cartnum);
  void LogGpioEvent(int matrix,int line,RDMatrix::GpioType type,bool state);
  bool DispatchCommand(RipcdConnection *conn);
  void EchoCommand(int,const QString &cmd);
  void BroadcastCommand(const QString &cmd,int except_ch=-1);
  void ReadRmlSocket(QUdpSocket *sock,RDMacro::Role role,bool echo);
  QString StripPoint(QString);
  void LoadLocalMacros();
  void RunLocalNotifications(RDNotification *notify);
  void RunLocalMacros(RDMacro *rml);
  void LoadGpiTable();
  void SendGpi(int ch,int matrix);
  void SendGpo(int ch,int matrix);
  void SendGpiMask(int ch,int matrix);
  void SendGpoMask(int ch,int matrix);
  void SendGpiCart(int ch,int matrix);
  void SendGpoCart(int ch,int matrix);
  RDMacro ForwardConvert(const RDMacro &rml) const;
  bool LoadSwitchDriver(int matrix_num);
  void RunCommand(uid_t uid,gid_t gid,const QString &cmd) const;
  QSqlDatabase *ripcd_db;
  QString ripcd_host;
  bool debug;
  QTcpServer *server;
  std::vector<RipcdConnection *> ripcd_conns;
  QSignalMapper *ripcd_ready_mapper;
  QSignalMapper *ripcd_kill_mapper;
  QUdpSocket *ripcd_rml_send;
  QUdpSocket *ripcd_rml_echo;
  QUdpSocket *ripcd_rml_noecho;
  QUdpSocket *ripcd_rml_reply;
  QHostAddress ripcd_host_addr;
  Switcher *ripcd_switcher[MAX_MATRICES];
  bool ripcd_gpi_state[MAX_MATRICES][MAX_GPIO_PINS];
  bool ripcd_gpo_state[MAX_MATRICES][MAX_GPIO_PINS];
  int ripcd_gpi_macro[MAX_MATRICES][MAX_GPIO_PINS][2];
  int ripcd_gpo_macro[MAX_MATRICES][MAX_GPIO_PINS][2];
  bool ripcd_gpi_mask[MAX_MATRICES][MAX_GPIO_PINS];
  bool ripcd_gpo_mask[MAX_MATRICES][MAX_GPIO_PINS];
  bool ripcd_tty_inuse[MAX_TTYS];
  int ripcd_switcher_tty[MAX_MATRICES][2];
  RDTTYDevice *ripcd_tty_dev[MAX_TTYS];
  QSignalMapper *ripcd_tty_ready_read_mapper;
  RDTty::Termination ripcd_tty_term[MAX_TTYS];
  RDCodeTrap *ripcd_tty_trap[MAX_TTYS];
  bool ripc_onair_flag;
  QTimer *ripc_macro_timer[RD_MAX_MACRO_TIMERS];
  unsigned ripc_macro_cart[RD_MAX_MACRO_TIMERS];
  RDMulticaster *ripcd_notification_mcaster;
  QTimer *ripcd_garbage_timer;
#ifdef JACK
  jack_client_t *ripcd_jack_client;
  QTimer *ripcd_start_jack_timer;
#endif  // JACK
};


#endif  // RIPCD_H