package jrummikub.model;

/**
 * Interface for the {@link Hand} model
 */
public interface IHand extends IStoneTray<Stone> {

	/**
	 * The number of used rows
	 * 
	 * @return the number of rows
	 */
	int getRowCount();

	/**
	 * Gets the amount of free space in a hand row
	 * 
	 * @param row
	 *          the row number
	 * @return the number of stones that can fit into the row
	 */
	int getFreeRowSpace(int row);

	/**
	 * Get the accumulated number of points of stones in the hand
	 * 
	 * @param settings
	 *          the game settings
	 * 
	 * @return points
	 */
	int getStonePoints(GameSettings settings);

	/**
	 * Tests whether it is possible to lay down an initial meld using the stones
	 * on the hand
	 * 
	 * @param settings
	 *          the game settings
	 * 
	 * @return true if an initial meld is possible
	 */
	public boolean isInitialMeldPossible(GameSettings settings);

	/**
	 * Counts the pairs of identical stones
	 * 
	 * @return number of identical stone pairs
	 */
	public int getIdenticalStoneCount();
}
