package altk.comm.engine;

/**
 * Derived classes may add more class attributes, e.g. list of phone numbers, call status.
 * @author Yuk-Ming
 *
 */
public class Job
{
    /**
     * Because enum has no inheritance, JobStatus is the union of
     * all possible job status from all backend engines built on CommEngine.
     */
    static public enum JobStatus
    {
        // TODO: Some of them, like CANCELED and EXPIRED, should not be used, and should be cleaned out.
        TRYING(false),        // VoiceEngine
        GO_NEXT_PHONE(false), // VoiceEngine
        //TRUNK_ERROR(false),
        LONG_DURATION(true),  // VoiceEngine
        SUCCESS(true),
        NO_MORE_RETRY(true),  // VoiceEngine
        ADDRESS_ERROR(true),  // All
        SERVICE_PROVIDER_PROTOCOL_ERROR(true),  // SMS
        SERVICE_PROVIDER_GENERATED_ERROR(true), // SMS
        SERVICE_PROVIDER_HTTP_ERROR(true),      // SMS
        SERVICE_PROVIDER_CONNECT_ERROR(true),   // SMS
        FORBIDDEN(true),                        // SMS - HTTP 403
        SPAM(true),                             // SMS
        SERVICE_PROVIDER_OTHER_ERROR(true),     // Email
        CANCELED(true),       // Voice - is it really?
        EXPIRED(true),        // Voice - is it really?
        MESSAGE_ERROR(true),  // Email, SMS
        NOT_FOUND(true),                // SMS
        INVALID_MEDIA_TYPE(true),       // MMS
        SERVICE_ACCESS_BLOCKED(true),  // SMS
        PLATFORM_ERROR(true),          // SMS
        FAILED(true),                  // SMS
        UNKNOWN_ERROR(true),           // SMS
        NOT_AUTHORIZED(true),          // SMS
        BAD_REQUEST(true),             // SMS
        THROTTLE_LIMIT_REACHED(true),  // SMS
        UNPROCESSABLE_ENTITY(true),      // SMS
        PAYMENT_REQUIRED(true) ,
        ABORT(true), 
        ;
        
        private boolean isTerminal;
        
        private JobStatus(boolean isTerminal)
        {
            this.isTerminal = isTerminal;
        }
        
        public boolean isTerminal()
        {
            return isTerminal;
        }

    }

    public Recipient recipient;
    
    public long startTime;
    
    public JobStatus jobStatus;
    
    public String errorText;
    
    public Job(Recipient recipient)
    {
        this.recipient = recipient;
        jobStatus = null;
    }
    
    public void setStatus(JobStatus jobStatus)
    {
        this.jobStatus = jobStatus;
    }

    public void setStatus(JobStatus jobStatus, String errorText)
    {
        this.jobStatus = jobStatus;
        this.errorText = errorText;
    }

    /**
     * 
     * @return error in text form.
     */
    public String getErrorText()
    {
        return errorText;
    }

}