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         return MovementResult::OK;
  67
  68 }
  69
  70
  71 /**
  72  * Queries the player to respond to a state of Game::theGame->theBoard
  73  * @param buffer String which is used to store the player's responses
  74  * @returns The result of the response and/or move if made
  75  */
  76 MovementResult Controller::MakeMove(string & buffer)
  77 {
  78         buffer.clear();
  79         MovementResult query = this->QueryMove(buffer);
  80         if (query != MovementResult::OK)
  81                 return query;
  82
  83         /*
  84         //Removed 3/01/12 NO_MOVE now not allowed, SURRENDER is undocumented and not necessary
  85         if (buffer == "NO_MOVE")
  86         {
  87                 buffer += " OK";
  88                 return MovementResult::OK;
  89         }
  90         if (buffer == "SURRENDER")
  91         {
  92                 buffer += " OK";
  93                 return MovementResult::SURRENDER;
  94         }
  95         */
  96
  97         int x; int y; string direction="";
  98         stringstream s(buffer);
  99         s >> x;
 100         s >> y;
 101
 102
 103         s >> direction;
 104         Board::Direction dir;
 105         if (direction == "UP")
 106         {
 107                 dir = Board::UP;
 108         }
 109         else if (direction == "DOWN")
 110         {
 111                 dir = Board::DOWN;
 112         }
 113         else if (direction == "LEFT")
 114         {
 115                 dir = Board::LEFT;
 116         }
 117         else if (direction == "RIGHT")
 118         {
 119                 dir = Board::RIGHT;
 120         }
 121         else
 122         {
 123                 if (Game::theGame->allowIllegalMoves)
 124                         return MovementResult::OK;
 125                 else
 126                         return MovementResult::BAD_RESPONSE; //Player gave bogus direction - it will lose by default.
 127         }
 128
 129         int multiplier = 1;
 130         if (s.peek() != EOF)
 131                 s >> multiplier;
 132         MovementResult moveResult = Game::theGame->theBoard.MovePiece(x, y, dir, multiplier, colour);
 133
 134         s.clear();      s.str("");
 135
 136         //I stored the ranks in the wrong order; rank 1 is the marshal, 2 is the general etc...
 137         //So I am reversing them in the output... great work
 138         s << Piece::tokens[(int)(moveResult.attackerRank)] << " " << Piece::tokens[(int)(moveResult.defenderRank)];
 139         switch (moveResult.type)
 140         {
 141                 case MovementResult::OK:
 142                         buffer += " OK";
 143                         break;
 144                 case MovementResult::VICTORY_FLAG:
 145                         buffer += " VICTORY_FLAG";
 146                         break;
 147                 case MovementResult::VICTORY_ATTRITION:
 148                         buffer += " VICTORY_ATTRITION";
 149                         break;
 150                 case MovementResult::KILLS:
 151                         buffer += " KILLS ";
 152                         buffer += s.str();
 153
 154                         break;
 155                 case MovementResult::DIES:
 156                         buffer += " DIES ";
 157                         buffer += s.str();
 158                         break;
 159                 case MovementResult::BOTH_DIE:
 160                         buffer += " BOTHDIE ";
 161                         buffer += s.str();
 162                         break;
 163                 default:
 164                         buffer += " ILLEGAL";
 165                         break;
 166
 167         }
 168
 169
 170         if (!Board::LegalResult(moveResult))
 171         {
 172
 173                 if (Game::theGame->allowIllegalMoves)
 174                 {
 175
 176                         return MovementResult::OK; //HACK - Illegal results returned as legal! (Move not made)
 177                 }
 178                 else if (this->HumanController()) //Cut human controllers some slack and let them try again...
 179                 {
 180                         //Yes, checking type of object is "not the C++ way"
 181                         //      But sometimes its bloody useful to know!!!
 182                         Message("Bad move: \'" + buffer + "\' <- Please try again!");
 183                         buffer = "";
 184                         return this->MakeMove(buffer);
 185                 }
 186         }
 187
 188         return moveResult;
 189
 190 }
 191
 192 /**
 193  * Fixes the name of the controller
 194  * Should be called AFTER the constructor, since it modifies the name string, which might be used in the constructor
 195  */
 196 void Controller::FixName()
 197 {
 198         for (unsigned int ii=0; ii < name.size(); ++ii)
 199         {
 200                 if (name[ii] == ' ')
 201                 {
 202                         name.erase(ii); //Just erase everything after the first whitespace
 203                         break;
 204                 }
 205         }
 206         //This is kind of hacky; I added it so that I could pass arguments to the AIs
 207         //Because simulate.py doesn't like extra arguments showing up in the AI name at the end of the game (its fine until then)
 208         //So I'll just remove them, after they have been passed! What could possibly go wrong?
 209         // - Last entry in Sam Moore's diary, 2012
 210 }
 211