package eu.simstadt.nf;

/**
 * The list of all possible export and import job states.
 * 
 * @author Marcel Bruse
 */
public enum JobStatus {
	UNKOWN(0), PENDING(1), RUNNING(2), FAILED(3), FINISHED(4), READY_TO_RUN(5), ERROR(6), WARNING(7), APPROVE(8),
	REJECT(9),	APPROVE_RUNNING(10), REJECT_RUNNING(11), APPROVE_REJECT_ERROR(12), APPROVE_REJECT_OK(13),
	IMPORTED_WARNING(14);
	
	public static final String UNKNOWN_STATUS_MESSAGE = "The state of the job is unknown.";
	public static final String PENDING_MESSAGE = "Job is pending.";
	public static final String RUNNING_MESSAGE = "Job is running.";
	public static final String FAILED_MESSAGE = "Job failed.";
	public static final String FINISHED_MESSAGE = "Job is finished.";
	
	/**
	 * This constructor sets messages for some states.
	 * 
	 * @param internalCode Our numerical SimStadt-internal code for the nF status codes.
	 */
	private JobStatus(int internalCode) {
		switch (internalCode) {
		case 0:
			message = UNKNOWN_STATUS_MESSAGE; break;
		case 1:
		case 5:
			message = PENDING_MESSAGE; break;
		case 2:
			message = RUNNING_MESSAGE; break;
		case 3:
		case 6:
			message = FAILED_MESSAGE; break;
		case 4:
			message = FINISHED_MESSAGE; break;
		default:
			message = "";
		}
	}
	
	/**
	 * This message describes the status or gives hints about error states. This message may come from a
	 * nF response.
	 */
	private String message;
	
	/**
	 * Sets a message for this status in order to describe the status.
	 * 
	 * @param message A message to describe this status.
	 */
	public void setMessage(String message) {
		this.message = message;
	}
	
	/**
	 * @return Returns a message which describes this status.
	 */
	public String getMessage() {
		return message;
	}
}