package eu.simstadt.nf;

/**
 * Enumeration of possible states of nF import and export jobs.
 * 
 * @author Marcel Bruse
 */
public enum JobStatus {
	UNKOWN(-1), PENDING(0), RUNNING(10), FAILED(20), FINISHED(30);
	
	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.";
	
	private int jobId;
	private int value;
	private String message;
	
	private JobStatus(int value) {
		this.value = value;
		if (value == 0) {
			message = PENDING_MESSAGE;
		} else if (value == 10) {
			message = RUNNING_MESSAGE;
		} else if (value == 20) {
			message = FAILED_MESSAGE;
		} else if (value == 30) {
			message = FINISHED_MESSAGE;
		} else {
			message = UNKNOWN_STATUS_MESSAGE;
		}
	}
	
	public static JobStatus getInstanceForStatus(int status) {
		if (status == 0) {
			return PENDING;
		} else if (status == 10) {
			return RUNNING;
		} else if (status == 20) {
			return FAILED;
		} else if (status == 30) {
			return FINISHED;
		} else {
			return UNKOWN;
		}
	}
	
	public int getValue() {
		return value;
	}
	
	public int getJobId() {
		return jobId;
	}
	
	public void setJobId(int jobId) {
		this.jobId = jobId;
	}
	
	public void setMessage(String message) {
		this.message = message;
	}
	
	public String getMessage() {
		return message;
	}
	
	public boolean isFinished() {
		return this == FINISHED;
	}
	
}