package timeflow.data.time;

import java.util.Calendar;
import java.util.Date;

public class RoughTime implements Comparable
{

        public static final long UNKNOWN = Long.MIN_VALUE;
        private TimeUnit units;
        private long time;

//	public RoughTime(TimeUnit units)
//	{
//		time=UNKNOWN;
//		this.units=units;
//	}
        public RoughTime(long time, TimeUnit units)
        {
                this.time = time;
                this.units = units;
        }

        public boolean isDefined()
        {
                return time != UNKNOWN;
        }

        public long getTime()
        {
                return time;
        }

        public void setTime(long time)
        {
                this.time = time;
        }

        public Date toDate()
        {
                return new Date(time);
        }

        public boolean after(RoughTime t)
        {
                return t.time < time;
        }

        public boolean before(RoughTime t)
        {
                return t.time > time;
        }

        public RoughTime plus(int numUnits)
        {
                return plus(units, numUnits);
        }

        public RoughTime plus(TimeUnit unit, int times)
        {
                RoughTime r = copy();
                unit.addTo(r, times);
                return r;
        }

        public String toString()
        {
                if (isKnown())
                {
                        return new Date(time).toString();
                }
                return "unknown";
        }

        public boolean isKnown()
        {
                return time != UNKNOWN;
        }

        public boolean equals(Object o)
        {
                if (!(o instanceof RoughTime))
                {
                        return false;
                }
                RoughTime t = (RoughTime) o;
                return t.units == units && t.time == time;
        }

        public RoughTime copy()
        {
                RoughTime t = new RoughTime(time, units);
                return t;
        }

        public void setUnits(TimeUnit units)
        {
                this.units = units;
        }

        public TimeUnit getUnits()
        {
                return units;
        }

        public String format()
        {
                //return units.formatFull(time);
                String format = TimeUnit.REALTIME.formatFull(time);
                
                if (format.equals("00:00:00:00"))
                {
                        format = TimeUnit.DAY.formatFull(time);
                }
                
                return format;
        }

        public static int compare(RoughTime t1, RoughTime t2)
        {
                if (t1 == t2)
                {
                        return 0;
                }
                if (t1 == null)
                {
                        return -1;
                }
                if (t2 == null)
                {
                        return 1;
                }
                long dt = t1.time - t2.time;
                if (dt == 0)
                {
                        return 0;
                }
                if (dt > 0)
                {
                        return 1;
                }
                return -1;
        }

        @Override
        public int compareTo(Object o)
        {
                return compare(this, (RoughTime) o);
        }
}