/*
 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
 * 
 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
 * Copyright (©) 2005 Mark Wedel & Crossfire Development Team
 * Copyright (©) 1992 Frank Tore Johansen
 * 
 * Deliantra is free software: you can redistribute it and/or modify it under
 * the terms of the Affero 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 Affero GNU General Public License
 * and the GNU General Public License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 * 
 * The authors can be reached via e-mail to <support@deliantra.net>
 */

#include <global.h>
#ifndef __CEXTRACT__
# include <sproto.h>
#endif

/* Note this code is very specialized for swamps, in terms of the messages
 * as well as handling of move types.
 */

void
walk_on_deep_swamp (object *op, object *victim)
{
  if (victim->type == PLAYER && victim->stats.hp >= 0 && !(victim->move_type & MOVE_FLYING))
    {
      new_draw_info_format (NDI_UNIQUE, 0, victim, "You are down to your knees in the %s.", &op->name);
      op->stats.food = 1;
      victim->speed_left -= op->move_slow_penalty;
    }
}

void
move_deep_swamp (object *op)
{
  object *above = op->above;
  object *nabove;

  while (above)
    {
      nabove = above->above;
      if (above->type == PLAYER && !(above->move_type & MOVE_FLYING) && above->stats.hp >= 0 && !QUERY_FLAG (above, FLAG_WIZ))
        {
          if (op->stats.food < 1)
            {
              LOG (llevDebug, "move_deep_swamp(): player is here, but state is " "%d\n", op->stats.food);
              op->stats.food = 1;
            }

          switch (op->stats.food)
            {
                case 1:
                  if (rndm (0, 2) == 0)
                    {
                      new_draw_info_format (NDI_UNIQUE, 0, above, "You are down to your waist in the wet %s.", &op->name);
                      op->stats.food = 2;
                      above->speed_left -= op->move_slow_penalty;
                    }
                  break;

                case 2:
                  if (rndm (0, 2) == 0)
                    {
                      new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, above, "You are down to your NECK in the dangerous %s.", &op->name);
                      op->stats.food = 3;
                      above->contr->killer = op;
                      above->stats.hp--;
                      above->speed_left -= op->move_slow_penalty;
                    }
                  break;

                case 3:
                  if (rndm (0, 4) == 0)
                    {
                      object *woodsman = find_obj_by_type_subtype (above, SKILL, SK_WOODSMAN);

                      /* player is ready to drown - only woodsman skill can save him */
                      if (!woodsman)
                        {
                          op->stats.food = 0;
                          new_draw_info_format (NDI_UNIQUE | NDI_ALL, 1, NULL, "%s disappeared into a %s.", &above->name, &op->name);
                          above->contr->killer = op;

                          above->stats.hp = -1;
                          kill_player (above);  /* player dies in the swamp */
                        }
                      else
                        {
                          op->stats.food = 2;
                          new_draw_info_format (NDI_UNIQUE, 0, above,
                                                "You almost drowned in the %s! You survived due to your woodsman skill.", &op->name);
                        }
                    }
                  break;
            }
        }
      else if (!QUERY_FLAG (above, FLAG_ALIVE) && !(above->move_type & MOVE_FLYING) &&
               !(QUERY_FLAG (above, FLAG_IS_FLOOR)) && !(QUERY_FLAG (above, FLAG_OVERLAY_FLOOR)) && !(QUERY_FLAG (above, FLAG_NO_PICK)))
        {
          if (rndm (0, 2) == 0)
            above->decrease ();
        }

      above = nabove;
    }
}