MyBoard

package player;

public abstract class MyBoard {
 
	/**
	 * @param args
	 */
	private Piece[][] pieces = new Piece[8][8];
	public boolean isValidMove(Move m){
		return false;
	}
 
	  public boolean checkInvalidMove(Move m, int playerColor){
		  if (m.moveKind == 0){
			  return false;
		  }else if (m.moveKind == 1){
			  if (numPieces(playerColor) == 10){
				  return true;
			  }else{
				  if (isOccupied(m.x1,m.y1)||isInOppGoalOrCorner(m.x1,m.y1,playerColor)||wouldMakeTrio(m.x1,m.y1,playerColor)){
					  return true;
				  }
			  }
		  }else if (m.moveKind == 2){
			  if (isOccupied(m.x1,m.y1)||isInOppGoalOrCorner(m.x1,m.y1,playerColor)||wouldMakeTrio(m.x1,m.y1,playerColor)){
				  return true;
			  }
		  }
		  else {
			  return false;
		  }
	  }
	  
	  private boolean wouldMakeTrio(int x,int y,int playerColor){
		  if (adjPieces(x,y,playerColor)<2){
		  	return false;
		  }else{
			  return true;
		  }
	  }
	  
	  private boolean isOccupied(int x,int y){
		  if (hasPiece(x,y)==1){
			  return true;
		  }else{
			  return false;
		  }
	  }
	  
	  private int numPieces(){
		  int numPieces = 0;
		  for (int x = 0; x<8 ;x++){
			  for (int y = 0; y<8 ;y++){
				  if (! pieces[x][y] instanceof NullPiece){
					  numPieces++;
				  }
			  }  
		  }
		  return numPieces;
	  }
	  
	  private int numPieces(int playerColor){
		  int numPieces = 0;
		  for (int x = 0; x<8 ;x++){
			  for (int y = 0; y<8 ;y++){
				  if (! pieces[x][y] instanceof NullPiece && pieces[x][y].getColor() == playerColor){
					  numPieces++;
				  }
			  }  
		  }
		  return numPieces;
	  }
	  
	  private boolean isInOppGoalOrCorner(int x,int y,int playerColor){//black is top to bottom white is side to side
		  if (playerColor == 0){
			  if (y==0 || y==7){
				  return true;
			  }else{
				  return false;
			  }
		  }else{
			  if (x==0 || x==7){
				  return true;
			  }else{
				  return false;
			  }
		  }
	  }
	  
	  private int hasPiece(int x,int y){
		  if (pieces[x][y] instanceof NullPiece){
			  return 0;
		  }else {
			  return 1;
		  }
	  }
	  
	  private int hasPiece(int x,int y,int playerColor){
		  if (pieces[x][y] instanceof NullPiece){
			  return 0;
		  }else if (pieces[x][y].getColor() == playerColor){
			  return 1;
		  }else{
			  return 0;
		  }
	  }
	  
	  private int adjPieces(int x,int y,int playerColor){
		  if (x == 0){
			  if (y == 0){
				  return hasPiece(x+1,y,playerColor)+hasPiece(x,y+1,playerColor)+hasPiece(x+1,y+1,playerColor);
			  }else if (y>0 && y<7){
				  return hasPiece(x+1,y,playerColor)+hasPiece(x,y+1,playerColor)+hasPiece(x+1,y+1,playerColor)+hasPiece(x,y-1,playerColor)+hasPiece(x+1,y-1,playerColor);
			  }else{
				  return hasPiece(x+1,y,playerColor)+hasPiece(x,y-1,playerColor)+hasPiece(x+1,y-1,playerColor);
			  }
		  }else if (x>0 && x<7){
			  if (y == 0){
				  return hasPiece(x-1,y+1,playerColor)+hasPiece(x-1,y,playerColor)+
						 hasPiece(x,y+1,playerColor)+hasPiece(x,y,playerColor)+
						 hasPiece(x+1,y+1,playerColor)+hasPiece(x+1,y,playerColor);
			  }else if (y>0 && y<7){
				  return hasPiece(x-1,y+1,playerColor)+hasPiece(x-1,y,playerColor)+hasPiece(x-1,y-1,playerColor)+
						 hasPiece(x,y+1,playerColor)+hasPiece(x,y,playerColor)+hasPiece(x,y-1,playerColor)+
						 hasPiece(x+1,y+1,playerColor)+hasPiece(x+1,y,playerColor)+hasPiece(x+1,y-1,playerColor);
			  }else{
				  return hasPiece(x-1,y,playerColor)+hasPiece(x-1,y-1,playerColor)+
						 hasPiece(x,y,playerColor)+hasPiece(x,y-1,playerColor)+
						 hasPiece(x+1,y,playerColor)+hasPiece(x+1,y-1,playerColor);
			  } 
		  }else{
			  if (y == 0){
				  return hasPiece(x-1,y,playerColor)+hasPiece(x,y+1,playerColor)+hasPiece(x-1,y+1,playerColor);
			  }else if (y>0 && y<7){
				  return hasPiece(x-1,y,playerColor)+hasPiece(x,y+1,playerColor)+hasPiece(x-1,y+1,playerColor)+hasPiece(x,y-1,playerColor)+hasPiece(x-1,y-1,playerColor);
			  }else{
				  return hasPiece(x-1,y,playerColor)+hasPiece(x,y-1,playerColor)+hasPiece(x-1,y-1,playerColor);
			  }  
		  }
	  }
	
	  /*
	 * Will check if the board has a valid connnection
	 */
	private int networkParser() {
		return 0;
	}	
 
}