tic tac toe

src/main/java/rocks/zipcode/io/quiz3/arrays/TicTacToe.java

@@ -5,26 +5,76 @@ package rocks.zipcode.io.quiz3.arrays;
  */
 public class TicTacToe {
 
+    String[][] board = new String[3][3];
+
     public TicTacToe(String[][] board) {
+        this.board = board;
     }
 
     public String[] getRow(Integer value) {
-        return null;
+
+        return this.board[value];
     }
 
     public String[] getColumn(Integer value) {
-        return null;
+        String[] result = new String[3];
+        for (int i = 0; i < 3; i++) {
+            result[i] = this.board[i][value];
+        }
+        return result;
     }
 
     public Boolean isRowHomogenous(Integer rowIndex) {
-        return null;
+
+        String[] row = getRow(rowIndex);
+        if(row[0].equals(row[1]) && row[0].equals(row[2]))
+            return true;
+
+        return false;
     }
 
     public Boolean isColumnHomogeneous(Integer columnIndex) {
-        return null;
+
+        String[] col = getColumn(columnIndex);
+        if(col[0].equals(col[1]) && col[0].equals(col[2]))
+            return true;
+
+        return false;
+    }
+
+    public Boolean isDiagonalLeftHomogeneous() {
+
+        String[] diagonal = {this.board[0][0], this.board[1][1], this.board[2][2]};
+        if (diagonal[0].equals(diagonal[1]) && diagonal[0].equals(diagonal[2]))
+            return true;
+        return false;
+    }
+
+    public Boolean isDiagonalRightHomogeneous() {
+
+        String[] diagonal = {this.board[0][2], this.board[1][1], this.board[2][0]};
+        if (diagonal[0].equals(diagonal[1]) && diagonal[0].equals(diagonal[2]))
+            return true;
+        return false;
     }
 
+
+
     public String getWinner() {
+
+        if(isDiagonalLeftHomogeneous())
+            return getRow(0)[0];
+
+        if(isDiagonalRightHomogeneous())
+            return getRow(0)[2];
+
+        for (int i = 0; i < 3; i++) {
+            if(isRowHomogenous(i))
+                return getRow(i)[0];
+            if(isColumnHomogeneous(i))
+                return getColumn(i)[0];
+        }
+
         return null;
     }
 }