public void test_compare_ranges2()
{
CompleteDateRange range_full_2015 = new CompleteDateRange(new CompleteDate(2015, 1, 1), new CompleteDate(2015, 12, 31));
CompleteDateRange range_late_2014 = new CompleteDateRange(new CompleteDate(2014, 12, 30), new CompleteDate(2014, 12, 31));
Assert.False(range_full_2015.Overlaps(range_late_2014));
}
/// <summary>
/// x--------x
/// x----x
///
/// x---------x
/// x------x
///
/// x----------x
/// x----x
///
/// x-----x
/// x-----------x
///
/// 4 checks needed -> if any point is within the other ranges endpoints, an overlap occurs.
/// </summary>
/// <param name="range"></param>
/// <returns></returns>
public bool Overlaps(CompleteDateRange range)
{
//d1 start
if (range.DateStart.Sortable <= this.DateStart.Sortable && this.DateStart.Sortable <= range.DateEnd.Sortable)
{
return(true);
}
//d1 end
if (range.DateStart.Sortable <= this.DateEnd.Sortable && this.DateEnd.Sortable <= range.DateEnd.Sortable)
{
return(true);
}
//d2 start
if (this.DateStart.Sortable <= range.DateStart.Sortable && range.DateStart.Sortable <= this.DateEnd.Sortable)
{
return(true);
}
//d2 end
if (this.DateStart.Sortable <= range.DateEnd.Sortable && range.DateEnd.Sortable <= this.DateEnd.Sortable)
{
return(true);
}
return(false);
}
/// <summary>
/// Convert to Complete date ranges. The complete date ranges might reoccur once, monthly or yearly.
/// </summary>
/// <param name="yearStart"></param>
/// <param name="yearEnd"></param>
/// <returns></returns>
public CompleteDateRange[] ToCompleteDateRanges(int yearStart, int yearEnd)
{
var periodOfInterest = new CompleteDateRange(new CompleteDate(yearStart, 1, 1), new CompleteDate(yearEnd, 12, 31));
CompleteDate completeStart, completeEnd;
var count = 1;
var completeRanges = new CompleteDateRange[count];
switch (this.dateStart.TruncationType)
{
case 4:
case 6:
case 7:
//only one period
completeStart = dateStart.MakeCompleteUsing(new CompleteDate(yearStart, 1, 1));
completeEnd = dateEnd.MakeCompleteUsing(new CompleteDate(yearEnd, 12, 31));
//max range is start of first occurence and end of last
completeRanges[0] = new CompleteDateRange(completeStart, completeEnd);
return(completeRanges[0].Overlaps(periodOfInterest) ? completeRanges : null);
case 1:
case 5:
//one period each month ( month missing )
//TODO Monthly period not implemented!
throw new NotImplementedException("TruncatedDateRange.cs line 74");
return(null);
case 2:
case 3:
//yearly period
count = yearEnd - yearStart + 1;
completeRanges = new CompleteDateRange[count];
for (var i = 0; i < count; i++)
{
completeStart = dateStart.MakeCompleteUsing(new CompleteDate(yearStart + i, 1, 1));
completeEnd = dateEnd.MakeCompleteUsing(new CompleteDate(yearStart + i, 12, 31));
completeRanges[i] = new CompleteDateRange(completeStart, completeEnd);
}
return(completeRanges);
}
return(null);
}