src/Warrior.cpp

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/*
This file is part of Teapot Colony Wars.

Teapot Colony Wars 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 of the License, or
(at your option) any later version.

Teapot Colony Wars 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 Teapot Colony Wars.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "Warrior.h"

#include <list>
#include <vector>
#include <map>

#include "Random.h"
#include "MoveCommand.h"
#include "WorshiperInfo.h"
#include "VisualContext.h"
#include "MoveIterator.h"

#define WARRIOR_DANGER    2

using namespace std;

Warrior::Warrior() : HeuristicBehaviour() {

}

Warrior::~Warrior() {

}

void Warrior::think() {
   //Clear the pheromone list
  _pheros->clear();

  _action = MOVECMD_NOMOVE; //By default

  VisualContext * visu = getVisualContext();
  MoveIterator it_move, it2_move, end_move;
  list<WorshiperInfo> winfos;
  list<WorshiperInfo>::iterator it_winfos, end_winfos;
  vector<unsigned int> pheros;
  bool found;

  //We try to locate a cell with people
  found = false;
  end_move = visu->endMove();
  for(it_move = visu->beginMove(); !found && it_move != end_move; ++it_move){
    if(*it_move != MOVECMD_NOMOVE && visu->legal(it_move) && visu->reachable(it_move)){
      winfos = visu->getWorshipers(it_move);

      if(!winfos.empty()){

        end_winfos = winfos.end();

        //Is there an ennemy ?
        for(it_winfos = winfos.begin(); !found && it_winfos != end_winfos; ++it_winfos){
          found = it_winfos->isEnnemy();
        }
        --it_winfos;

        //There is an ennemy ! Let's fight !!!
        //NB : I am so aggressive I don't even check his size...
        if(found){
          _action = *it_move;
          putPheromone(WARRIOR_DANGER);
        }
      }
    }
  }

  //No ennemies, too bad... Let's see if there are some WARRIOR_DANGER !
  if(!found){
    found = false;
    for(it_move = visu->beginMove(); !found && it_move != end_move; ++it_move){
      if(*it_move != MOVECMD_NOMOVE && visu->legal(it_move) && visu->reachable(it_move)){
        it2_move = it_move;
        pheros = visu->getPheromones(it_move);
        found = (pheros[WARRIOR_DANGER] > 0);
      }
    }

    //Ok, let's hope there is an ennemy...
    if(found){
      _action = *it2_move;
    } else {
      _action = randomMove();
    }

  }
}

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