Worked out networking
[progcomp2012.git] / judge / manager / game.cpp
index 3df968c..f25c9f3 100644 (file)
@@ -25,18 +25,25 @@ Game::Game(const char * redPath, const char * bluePath, const bool enableGraphic
                        Graphics::Initialise("Stratego", theBoard.Width()*32, theBoard.Height()*32);
        #endif //BUILD_GRAPHICS
 
-       if (strcmp(redPath, "human") == 0)
-               red = new Human_Controller(Piece::RED, graphicsEnabled);
-       else
-               red = new AI_Controller(Piece::RED, redPath, timeoutTime);
-       
-       
-       if (strcmp(bluePath, "human") == 0)
-               blue = new Human_Controller(Piece::BLUE, graphicsEnabled);
-       else
-               blue = new AI_Controller(Piece::BLUE, bluePath, timeoutTime);
 
 
+       MakeControllers(redPath, bluePath);
+
+       if (red == NULL || blue == NULL)
+       {
+               fprintf(stderr, "Game::Game - Error creating controller: ");
+               if (red == NULL)
+               {
+                       if (blue == NULL)
+                               fprintf(stderr, " BOTH! (red: \"%s\", blue: \"%s\"\n", redPath, bluePath);
+                       else
+                               fprintf(stderr, " RED! (red: \"%s\")\n", redPath);
+               }
+               else
+                       fprintf(stderr, "BLUE! (blue: \"%s\")\n", bluePath);
+               exit(EXIT_FAILURE);
+       }
+       logMessage("Game initialised.\n");
 }
 
 Game::Game(const char * fromFile, const bool enableGraphics, double newStallTime, const bool allowIllegal, FILE * newLog, const  Piece::Colour & newReveal, int newMaxTurns, bool newPrintBoard, double newTimeoutTime) : red(NULL), blue(NULL), turn(Piece::RED), theBoard(10,10), graphicsEnabled(enableGraphics), stallTime(newStallTime), allowIllegalMoves(allowIllegal), log(newLog), reveal(newReveal), turnCount(0), input(NULL), maxTurns(newMaxTurns), printBoard(newPrintBoard), timeoutTime(newTimeoutTime)
@@ -442,9 +449,24 @@ void Game::PrintEndMessage(const MovementResult & result)
        }
 
 }
+/** Checks for victory by attrition (destroying all mobile pieces)
+ *
+ *  @returns OK for no victory, 
+ *     DRAW if both players have no pieces, or 
+ *     VICTORY_ATTRITION  if the current player has won by attrition
+ */
+MovementResult Game::CheckVictoryAttrition()
+{
+        if (theBoard.MobilePieces(Piece::OppositeColour(turn)) == 0)
+       {
+               if (theBoard.MobilePieces(turn) == 0)
+                       return MovementResult::DRAW;
+               else
+                       return MovementResult::VICTORY_ATTRITION;
+       }
+       return MovementResult::OK;
 
-
-
+}
 MovementResult Game::Play()
 {
 
@@ -457,7 +479,7 @@ MovementResult Game::Play()
        
        
 
-
+       logMessage("Messaging red with \"START\"\n");
        red->Message("START");
        
 
@@ -483,22 +505,27 @@ MovementResult Game::Play()
                #endif //BUILD_GRAPHICS
                
                turn = Piece::RED;
+               blue->Pause();
+               red->Continue();
+               if (!Board::HaltResult(result))
+               {
+                       result = CheckVictoryAttrition();
+               }
+               if (Board::HaltResult(result))
+                       break;
+
                logMessage( "%d RED: ", turnCount);
                result = red->MakeMove(buffer);
                red->Message(buffer);
                blue->Message(buffer);
                logMessage( "%s\n", buffer.c_str());
-               if (Board::HaltResult(result))
-                       break;
 
-               if (theBoard.MobilePieces(Piece::BLUE) == 0)
+               if (!Board::HaltResult(result))
                {
-                       if (theBoard.MobilePieces(Piece::RED) == 0)
-                               result = MovementResult::DRAW;
-                       else
-                               result = MovementResult::VICTORY_ATTRITION;
-                       break;                  
+                       result = CheckVictoryAttrition();
                }
+               if (Board::HaltResult(result))
+                       break;
 
                if (stallTime >= 0)
                        Wait(stallTime);
@@ -523,12 +550,25 @@ MovementResult Game::Play()
                
                
                turn = Piece::BLUE;
+               red->Pause();
+               blue->Continue();
+               if (!Board::HaltResult(result))
+               {
+                       result = CheckVictoryAttrition();
+               }
+               if (Board::HaltResult(result))
+                       break;
+
                logMessage( "%d BLU: ", turnCount);
                result = blue->MakeMove(buffer);
                blue->Message(buffer);
                red->Message(buffer);
                logMessage( "%s\n", buffer.c_str());
 
+               if (!Board::HaltResult(result))
+               {
+                       result = CheckVictoryAttrition();
+               }
                if (Board::HaltResult(result))
                        break;
 
@@ -720,4 +760,101 @@ int Game::Tokenise(std::vector<string> & buffer, std::string & str, char split)
        return buffer.size();
 }
 
+/**
+ * Creates Controller baseds off strings. Takes into account controllers other than AI_Controller.
+ * @param redPath - Either the path to an AI_Controller compatable executable, or one of %human or %network or %network:[IP_ADDRESS]
+ * @param bluePath - Ditto
+ * Sets this->red to a controller using redPath, and this->blue to a controller using bluePath
+ * TODO: Make nicer (this function should be ~half the length)
+ */
+void Game::MakeControllers(const char * redPath, const char * bluePath)
+{
+       Network * redNetwork = NULL;
+       Network * blueNetwork = NULL;
+
+       if (redPath[0] == '@')
+       {
+               if (strcmp(redPath, "@human") == 0)
+                       red = new Human_Controller(Piece::RED, graphicsEnabled);
+               else
+               {
+                       const char * network = strstr(redPath, "@network");
+                       if (network == NULL)
+                       {
+                               red = NULL;
+                               return;
+                       }
+                       network = strstr(network, ":");
+               
+                       if (network == NULL)
+                       {
+                               logMessage("Creating server for red AI... ");
+                               redNetwork = new Server();
+                               logMessage("Successful!\n");
+
+                       }
+                       else
+                       {
+                               network = (const char*)(network+1);
+                               logMessage("Creating client for red AI... ");
+                               redNetwork = new Client(network);
+                               logMessage("Connected to address %s\n", network);
+                       }
+
+                       logMessage("    (Red's responses will be received over the connection)\n");
+                       red = new NetworkReceiver(Piece::RED, redNetwork);
+               }               
+       }
+       else
+               red = new AI_Controller(Piece::RED, redPath, timeoutTime);
+
+       if (bluePath[0] == '@')
+       {
+               if (strcmp(bluePath, "@human") == 0)
+                       blue = new Human_Controller(Piece::BLUE, graphicsEnabled);
+               else
+               {
+                       const char * network = strstr(bluePath, "@network");
+                       if (network == NULL)
+                       {
+                               blue = NULL;
+                               return;
+                       }
+                       network = strstr(network, ":");
+               
+                       if (network == NULL)
+                       {
+                               logMessage("Creating server for blue AI... ");
+                               blueNetwork = new Server();
+                               logMessage("Successful!\n");
+
+                       }
+                       else
+                       {
+                               network = (const char*)(network+1);
+                               logMessage("Creating client for blue AI... ");
+                               blueNetwork = new Client(network);
+                               logMessage("Connected to address %s\n", network);
+                       }
+                       logMessage("    (Blue's responses will be received over the connection)\n");
+                       blue = new NetworkReceiver(Piece::BLUE, blueNetwork);
+               }               
+       }
+       else
+               blue = new AI_Controller(Piece::BLUE, bluePath, timeoutTime);
+
+       if (redNetwork != NULL)
+       {
+               
+               blue = new NetworkSender(Piece::BLUE,blue, redNetwork);
+               logMessage("    (Blue's responses will be copied over the connection)\n");
+       }
+       if (blueNetwork != NULL)
+       {
+               
+               red = new NetworkSender(Piece::RED, red, blueNetwork);
+               logMessage("    (Red's responses will be copied over the connection)\n");
+       }
+       
+}
 

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