/*
 *	The Unix Channel
 *
 *	by Michel Beaudouin-Lafon
 *
 *	Copyright 1993-1995
 *	Centre d'Etudes de la Navigation Aerienne (CENA)
 *
 *	Request management, by Stephane Chatty
 *
 *	$Id$
 *	$CurLog$
 */

#ifndef ReqMgr_H_
#define ReqMgr_H_

#include "ccu/String.h"
#include "ccu/List.h"
#include "ccu/bool.h"

class ofstream;

class MsgField {
protected:
	CcuString	Name;
	CcuString	Type;
	CcuString	Impl;
public:
inline	MsgField (const char* n, const char* t, const char* i) : Name (n), Type (t), Impl (i)	{}
inline	const char*	GetName () const	{ return Name; }
inline	const char*	GetType () const	{ return Type; }
inline	const char*	GetImpl () const	{ return Impl; }
};

class MsgConstructor {
friend	int	Uch_parse ();
protected:
	CcuListOf <MsgField>	Params;
public:
inline	void	AddParameter (MsgField& f)	{ Params.Append (&f); }
inline	const CcuListOf <MsgField>& GetParameters () const	{ return Params; }
};

class MsgType {
friend	int	Uch_parse ();

public:
	enum	msg_kind	{ isRequest, isAnswer, isEvent };
static	const char* const	ClassSuffix [3];
static	const char* const	EnumPrefix [3];
static	const char* const	EnumSuffix [3];

protected:
	CcuString	Name;
	msg_kind	Kind;
	CcuListOf <MsgField> Fields;
	CcuListOf <MsgField> Getters;
	CcuListOf <MsgField> Setters;
	CcuListOf <MsgConstructor> Constructors;
	bool	DefaultConstructor;


public:
inline		MsgType (const char* n, msg_kind k) : Name (n), Kind (k), DefaultConstructor (false)	{}
inline	void	AddField (MsgField* f)	{ Fields.Append (f); }
inline	void	AddConstructor (MsgConstructor* f)	{ Constructors.Append (f); }
inline	void	UseDefaultConstructor ()	{ DefaultConstructor = true; }
inline	const char*	GetName () const	{ return Name; }
	void	DumpDecl (ofstream&, int);
	void	DumpCode (ofstream&, int);
};

enum destination { isClient = 1<<0, isServer = 1<<1};

class UchMsgMgr {
friend	int	Uch_parse ();

protected:
	CcuString	Name;
	CcuListOf <MsgType> Requests;
	CcuListOf <MsgType> Answers;
	CcuListOf <MsgType> Events;
	void	SetName (const char*);
inline	void	AddRequest (MsgType* t)	{ Requests.Append (t); }
inline	void	AddAnswer (MsgType* t)	{ Answers.Append (t); }
inline	void	AddEvent (MsgType* t)	{ Events.Append (t); }
	void	DumpCode (const char*, int);
	void	DumpDecl (const char*, int);
	void	DumpEnum (ofstream&, MsgType::msg_kind, CcuListOf <MsgType>&);
	void	DumpClientCode (ofstream&);
	void	DumpServerCode (ofstream&);

public:
		UchMsgMgr ();
		~UchMsgMgr ();
	void	Read (const char*);
	void	DumpClientHeader ();
	void	DumpServerHeader ();
	void	DumpClientSource (const char*);
	void	DumpServerSource (const char*);
inline	const char*	GetName () const	{ return Name; }
};

#endif	/* ReqMgr_H_ */