judge/manager/controller.cpp

   1 #include "controller.h"
   2
   3 #include <sstream>
   4 #include "game.h"
   5
   6 using namespace std;
   7
   8 /**
   9  * Queries the player to setup their pieces
  10  *
  11  */
  12
  13 MovementResult Controller::Setup(const char * opponentName)
  14 {
  15         string setup[4] = {"","","",""};
  16         MovementResult query = this->QuerySetup(opponentName, setup);
  17         if (query != MovementResult::OK)
  18                 return query;
  19
  20
  21
  22         int usedUnits[(int)(Piece::BOMB)];
  23         for (int ii = 0; ii <= (int)(Piece::BOMB); ++ii)
  24                 usedUnits[ii] = 0;
  25
  26         int yStart = 0;
  27         switch (colour)
  28         {
  29                 case Piece::RED:
  30                         yStart = 0;
  31                         break;
  32                 case Piece::BLUE:
  33                         yStart = Game::theGame->theBoard.Height()-4;
  34                         break;
  35                 default:
  36                         return MovementResult::COLOUR_ERROR;
  37                         break;
  38         }
  39
  40
  41         for (int y = 0; y < 4; ++y)
  42         {
  43                 if ((int)setup[y].length() != Game::theGame->theBoard.Width())
  44                         return MovementResult::BAD_RESPONSE;
  45
  46                 for (int x = 0; x < Game::theGame->theBoard.Width(); ++x)
  47                 {
  48                         Piece::Type type = Piece::GetType(setup[y][x]);
  49                         if (type != Piece::NOTHING)
  50                         {
  51                                 usedUnits[(int)(type)]++;
  52                                 if (usedUnits[type] > Piece::maxUnits[(int)type])
  53                                 {
  54                                         //fprintf(stderr, "Too many units of type %c\n", Piece::tokens[(int)(type)]);
  55                                         return MovementResult::BAD_RESPONSE;
  56                                 }
  57                                 Game::theGame->theBoard.AddPiece(x, yStart+y, type, colour);
  58                         }
  59                 }
  60         }
  61         if (usedUnits[(int)Piece::FLAG] <= 0)
  62         {
  63                 return MovementResult::BAD_RESPONSE; //You need to include a flag!
  64         }
  65
  66         //Added 9/04/12 - Check all pieces that can be placed are placed
  67         for (int ii = 0; ii <= (int)(Piece::BOMB); ++ii)
  68         {
  69                 if (usedUnits[ii] != Piece::maxUnits[ii])
  70                         return MovementResult::BAD_RESPONSE; //You must place ALL possible pieces
  71         }
  72
  73
  74         return MovementResult::OK;
  75
  76 }
  77
  78
  79 /**
  80  * Queries the player to respond to a state of Game::theGame->theBoard
  81  * @param buffer String which is used to store the player's responses
  82  * @returns The result of the response and/or move if made
  83  */
  84 MovementResult Controller::MakeMove(string & buffer)
  85 {
  86         buffer.clear();
  87         MovementResult query = this->QueryMove(buffer);
  88         if (query != MovementResult::OK)
  89                 return query;
  90
  91         /*
  92         //Removed 3/01/12 NO_MOVE now not allowed, SURRENDER is undocumented and not necessary
  93         if (buffer == "NO_MOVE")
  94         {
  95                 buffer += " OK";
  96                 return MovementResult::OK;
  97         }
  98         */
  99         //Restored SURRENDER 9/04/12, because... it kind of seems necessary?
 100         if (buffer == "SURRENDER")
 101         {
 102                 buffer += " OK";
 103                 return MovementResult::SURRENDER;
 104         }
 105
 106
 107
 108         int x; int y; string direction="";
 109         stringstream s(buffer);
 110         s >> x;
 111         s >> y;
 112
 113
 114         s >> direction;
 115         Board::Direction dir;
 116         if (direction == "UP")
 117         {
 118                 dir = Board::UP;
 119         }
 120         else if (direction == "DOWN")
 121         {
 122                 dir = Board::DOWN;
 123         }
 124         else if (direction == "LEFT")
 125         {
 126                 dir = Board::LEFT;
 127         }
 128         else if (direction == "RIGHT")
 129         {
 130                 dir = Board::RIGHT;
 131         }
 132         else
 133         {
 134                 if (Game::theGame->allowIllegalMoves)
 135                         return MovementResult::OK;
 136                 else
 137                         return MovementResult::BAD_RESPONSE; //Player gave bogus direction - it will lose by default.
 138         }
 139
 140         int multiplier = 1;
 141         if (s.peek() != EOF)
 142                 s >> multiplier;
 143         MovementResult moveResult = Game::theGame->theBoard.MovePiece(x, y, dir, multiplier, colour);
 144
 145         s.clear();      s.str("");
 146
 147         //I stored the ranks in the wrong order; rank 1 is the marshal, 2 is the general etc...
 148         //So I am reversing them in the output... great work
 149         s << Piece::tokens[(int)(moveResult.attackerRank)] << " " << Piece::tokens[(int)(moveResult.defenderRank)];
 150         switch (moveResult.type)
 151         {
 152                 case MovementResult::OK:
 153                         buffer += " OK";
 154                         break;
 155                 case MovementResult::VICTORY_FLAG:
 156                         buffer += " VICTORY_FLAG";
 157                         break;
 158                 case MovementResult::VICTORY_ATTRITION:
 159                         buffer += " VICTORY_ATTRITION";
 160                         break;
 161                 case MovementResult::KILLS:
 162                         buffer += " KILLS ";
 163                         buffer += s.str();
 164
 165                         break;
 166                 case MovementResult::DIES:
 167                         buffer += " DIES ";
 168                         buffer += s.str();
 169                         break;
 170                 case MovementResult::BOTH_DIE:
 171                         buffer += " BOTHDIE ";
 172                         buffer += s.str();
 173                         break;
 174                 default:
 175                         buffer += " ILLEGAL";
 176                         break;
 177
 178         }
 179
 180
 181         if (!Board::LegalResult(moveResult))
 182         {
 183
 184                 if (Game::theGame->allowIllegalMoves)
 185                 {
 186
 187                         return MovementResult::OK; //HACK - Illegal results returned as legal! (Move not made)
 188                 }
 189                 else if (this->HumanController()) //Cut human controllers some slack and let them try again...
 190                 {
 191                         //Yes, checking type of object is "not the C++ way"
 192                         //      But sometimes its bloody useful to know!!!
 193                         Message("Bad move: \'" + buffer + "\' <- Please try again!");
 194                         buffer = "";
 195                         return this->MakeMove(buffer);
 196                 }
 197         }
 198
 199         return moveResult;
 200
 201 }
 202
 203 /**
 204  * Fixes the name of the controller
 205  * Should be called AFTER the constructor, since it modifies the name string, which might be used in the constructor
 206  */
 207 void Controller::FixName()
 208 {
 209         for (unsigned int ii=0; ii < name.size(); ++ii)
 210         {
 211                 if (name[ii] == ' ')
 212                 {
 213                         name.erase(ii); //Just erase everything after the first whitespace
 214                         break;
 215                 }
 216         }
 217         //This is kind of hacky; I added it so that I could pass arguments to the AIs
 218         //Because simulate.py doesn't like extra arguments showing up in the AI name at the end of the game (its fine until then)
 219         //So I'll just remove them, after they have been passed! What could possibly go wrong?
 220         // - Last entry in Sam Moore's diary, 2012
 221 }
 222