/*
 * file game_demo.c - playback demo game
 *
 * $Id: game_demo.c,v 1.3 2004/05/14 10:00:33 alfie Exp $
 *
 * Program XBLAST 
 * (C) by Oliver Vogel (e-mail: m.vogel@ndh.net)
 *
 * 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 2; or (at your option)
 * any later version
 *
 * This program is distributed in the hope that it will be entertaining,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of 
 * MERCHANTABILTY 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.
 * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#include "game_demo.h"

#include "cfg_demo.h"
#include "cfg_level.h"
#include "demo.h"
#include "geom.h"
#include "game.h"
#include "intro.h"
#include "level.h"
#include "bomb.h"

/*
 * local variables
 */
static CFGGame      demoGame;
static PlayerAction demoAction[MAX_PLAYER];

/*
 *
 */
static int 
DemoRunLevel (int numActive, const DBRoot *level)
{
  int 	       gameTime;
  int 	       pauseStatus;
  int 	       lastTeam;
  int 	       frameTime;
  const char  *msg;
  XBEventData  eData;

  /* sanity check */
  assert (level != NULL);
  /* necesary inits */
  gameTime    = 0;
  pauseStatus = -1;
  lastTeam    = -1;
  frameTime   = demoGame.setup.frameRate ? 1000/demoGame.setup.frameRate : 0;
  /* load all frame data */
  DemoPlaybackStart ();
  /* Config level */
  ConfigLevel (level);
  /* init level display */
  LevelBegin (GetLevelName (level));
  /* inti events */
  GUI_SetTimer (frameTime, XBTrue);
  GUI_SetKeyboardMode (KB_XBLAST);
  GUI_SetMouseMode (XBFalse);
  /* now start */
  do {
    /* check input */
    ClearPlayerAction (demoAction);
    if (! GameEventLoop (XBE_TIMER, &eData)) {
      goto Exit;
    }
    /* increment game clock */
    gameTime ++;
    /* do the game */
    GameTurn (gameTime, demoGame.players.num, &numActive);
    /* get player action from file */
    DemoPlaybackFrame (gameTime, demoAction);
    (void) GameEvalAction (demoGame.players.num, demoAction);
    /* update window */
    GameUpdateWindow ();
  } while ( gameTime < GAME_TIME && 
	    numActive > 0 && 
	    ( numActive > 1 || NumberOfExplosions () != 0) );
  /* calc result etc */
  msg = LevelResult (gameTime, &lastTeam, demoGame.players.num, level, XBFalse);
  /* show message and winner Animation */
  if (! LevelEnd (demoGame.players.num, lastTeam, msg, XBTrue)) {
    return -1;
  }
  /* clean up */
 Exit:
  FinishLevel ();
  DeleteAllExplosions ();
  /* fade out image */
  DoFade (XBFM_BLACK_OUT, PIXH+1);
  /* thatīs all */
  return lastTeam;
} /* DemoRunLevel */

/*
 *
 */
void
RunDemoGame (void)
{
  const DBRoot  *level;

  /* retrieve config */
  if (! DemoPlaybackConfig (&demoGame) ) {
    return;
  }
  /* standard inits */
  if (! InitGame (XBPH_Demo, CT_Demo, &demoGame, demoAction) ) {
    return;
  }
  /* load level */
  if (NULL != (level = LoadLevelFile (DemoPlaybackLevel () ) ) ) {
    /* run single demo */
    (void) DemoRunLevel (demoGame.players.num, level);
  }
  FinishGame (&demoGame);
} /* StartDemoGame */

/*
 * end of file game_demo.c
 */