/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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/>.
 *
 */

#ifndef AGS_SHARED_AC_DIALOG_TOPIC_H
#define AGS_SHARED_AC_DIALOG_TOPIC_H

#include "ags/shared/core/types.h"

namespace AGS3 {

namespace AGS {
namespace Shared {
class Stream;
} // namespace Shared
} // namespace AGS

using namespace AGS; // FIXME later

// [IKM] This is *conversation* dialog, not *gui* dialog, mind you!

#define MAXTOPICOPTIONS     30
#define DFLG_ON             1  // currently enabled
#define DFLG_OFFPERM        2  // off forever (can't be trurned on)
#define DFLG_NOREPEAT       4  // character doesn't repeat it when clicked
#define DFLG_HASBEENCHOSEN  8  // dialog option is 'read'
#define DTFLG_SHOWPARSER    1  // show parser in this topic
#define DCMD_SAY            1
#define DCMD_OPTOFF         2
#define DCMD_OPTON          3
#define DCMD_RETURN         4
#define DCMD_STOPDIALOG     5
#define DCMD_OPTOFFFOREVER  6
#define DCMD_RUNTEXTSCRIPT  7
#define DCMD_GOTODIALOG     8
#define DCMD_PLAYSOUND      9
#define DCMD_ADDINV         10
#define DCMD_SETSPCHVIEW    11
#define DCMD_NEWROOM        12
#define DCMD_SETGLOBALINT   13
#define DCMD_GIVESCORE      14
#define DCMD_GOTOPREVIOUS   15
#define DCMD_LOSEINV        16
#define DCMD_ENDSCRIPT      0xff
#define DCHAR_NARRATOR  999
#define DCHAR_PLAYER    998

struct DialogTopic {
	char          optionnames[MAXTOPICOPTIONS][150];
	int32_t       optionflags[MAXTOPICOPTIONS];
	short         entrypoints[MAXTOPICOPTIONS];
	short         startupentrypoint;
	short         codesize;
	int           numoptions;
	int           topicFlags;
	// NOTE: optionscripts is an unknown data from before AGS 2.5
#ifdef OBSOLETE
	std::vector<uint8_t> optionscripts;
#endif

	void ReadFromFile(Shared::Stream *in);

	void ReadFromSavegame(Shared::Stream *in);
	void WriteToSavegame(Shared::Stream *out) const;
};

} // namespace AGS3

#endif