package tudelft.mentalhealth.motivatepersisting;

/**
 * Describes the current situation of the patient.
 */
public class Situation {
	private final PclTrend pcl;
	private final Trust trust;

	/**
	 * The current situation of the patient.
	 * 
	 * @param pcl   the {@link PclTrend} of the patient
	 * @param trust the {@link Trust} of the patient
	 */
	public Situation(PclTrend pcl, Trust trust) {
		if (pcl == null || trust == null) {
			throw new NullPointerException("pcl and trust must be not null");
		}
		this.pcl = pcl;
		this.trust = trust;
	}

	@Override
	public String toString() {
		return "<" + pcl + "," + trust + ">";
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((pcl == null) ? 0 : pcl.hashCode());
		result = prime * result + ((trust == null) ? 0 : trust.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Situation other = (Situation) obj;
		if (pcl != other.pcl)
			return false;
		if (trust != other.trust)
			return false;
		return true;
	}

}