change

Board.cpp

@@ -12,19 +12,13 @@ void displayBoard::start() {
 }
 
 void displayBoard::playerMove1(int x, int y) {
-    if (x > 8 || x < 0 || y > 8 || y < 0) {
-        cout << endl << "Invalid (X,Y) coordinates." << endl << endl;
-    } else {
-        board[x-1][y-1] = {'X'};
-    }    
+    board[x-1][y-1] = {'X'};
+  
 }
 
 void displayBoard::playerMove2(int x, int y) {
-     if (x > 8 || x < 0 || y > 8 || y < 0) {
-        cout << endl << "Invalid (X,Y) coordinates." << endl << endl;
-    } else {
         board[x-1][y-1] = {'O'};
-    } 
+        
 }
 
 void displayBoard::printBoard() {
@@ -224,3 +218,60 @@ void displayBoard::uprightCheck(int x,int y,char chip) {
     }
 }
 
+bool displayBoard::isValidAdjacent(int row, int col, char oppTurn) {
+           if (board[row + 1][col] == oppTurn) {
+               return true;
+           }
+           else if (board[row - 1][col] == oppTurn) {
+               return true;
+           }
+           else if (board[row][col + 1] == oppTurn) {
+              return true; 
+           }
+           else if (board[row][col - 1] == oppTurn) {
+               return true;
+           }
+           else if (board[row - 1][col - 1] == oppTurn) {
+               return true;
+           }
+           else if (board[row - 1][col + 1] == oppTurn) {
+               return true;
+           }
+           else if (board[row + 1][col - 1] == oppTurn) {
+               return true;
+           }
+           else if (board[row + 1][col + 1] == oppTurn) {
+               return true;
+           }
+    return false;
+}
+
+bool displayBoard::isValidFlip(int row, int col, char playerTurn) {
+            for (int i = 2; i < 8; i++) {
+                if (board[row][col + i] == playerTurn) {
+                    return true;
+                }
+                else if (board[row][col - i] == playerTurn) {
+                    return true;
+                }
+                else if (board[row + i][col] == playerTurn) {
+                    return true;
+                }
+                else if (board[row - i][col] == playerTurn) {
+                    return true;
+                }
+                else if (board[row + i][col + i] == playerTurn) {
+                    return true;
+                }
+                else if (board[row + i][col - i] == playerTurn) {
+                    return true;
+                }
+                else if (board[row - i][col + i] == playerTurn) {
+                    return true;
+                }
+                else if (board[row - i][col - i] == playerTurn) {
+                    return true;
+                }
+            }
+    return false;
+}
\ No newline at end of file

Board.h

@@ -12,12 +12,17 @@ class displayBoard {
     void playerMove2(int x, int y);
     void printBoard();
     char getChip(int x, int y);
+    // Checks to flip peices
     void verticalCheck(int x, char chip);
     void horizontalCheck(int y, char chip);
     void upleftCheck(int x, int y, char chip);
     void downleftCheck(int x, int y, char chip);
     void uprightCheck(int x, int y, char chip);
     void downrightCheck(int x, int y, char chip);
+    // Player movement error checking
+    bool isValidAdjacent(int row, int col, char oppTurn);
+    bool isValidFlip(int row, int col, char playerTurn);
+        
   private:
   char board[8][8] = {};
   int x;

mainOthello.cpp

@@ -43,23 +43,36 @@ int main() {
         cin >> x >> y;
         
         if (turn == 1) {
-            board.playerMove1(x,y);
-            board.verticalCheck(x, 'X');
-            board.horizontalCheck(y, 'X');
-            board.uprightCheck(x,y,'X');
-            board.upleftCheck(x,y,'X');
-            board.downrightCheck(x,y,'X');
-            board.downleftCheck(x,y,'X');
-            turn++;
+            if(board.isValidAdjacent(x-1,y-1,'O')){
+                board.playerMove1(x,y);
+                board.verticalCheck(x, 'X');
+                board.horizontalCheck(y, 'X');
+                board.uprightCheck(x,y,'X');
+                board.upleftCheck(x,y,'X');
+                board.downrightCheck(x,y,'X');
+                board.downleftCheck(x,y,'X');
+                turn++;
+                
+            }else{
+                cout << "Invalid Move!"<<endl;
+                
+            }
+            
         } else if (turn == 2) {
-            board.playerMove2(x,y);
-            board.verticalCheck(x, 'O');
-            board.horizontalCheck(y, 'O');
-            board.uprightCheck(x,y,'O');
-            board.upleftCheck(x,y,'O');
-            board.downrightCheck(x,y,'O');
-            board.downleftCheck(x,y,'O');
-            turn--;
+            if(isValidAdjacent(x-1, y-1, 'X')){
+                board.playerMove2(x,y);
+                board.verticalCheck(x, 'O');
+                board.horizontalCheck(y, 'O');
+                board.uprightCheck(x,y,'O');
+                board.upleftCheck(x,y,'O');
+                board.downrightCheck(x,y,'O');
+                board.downleftCheck(x,y,'O');
+                turn--;
+                
+            }else{
+                cout << "Invalid Move!"<<endl;
+                
+            }
         }
         
     } while (winner == false);