/// <summary>
/// Creates a range that is
/// </summary>
/// <param name="monthRange"></param>
/// <param name="weekRange"></param>
/// <returns></returns>
public static DateRange CreateRangeUnion(DateRange monthRange, DateRange weekRange)
{
DateTime starts = monthRange.StartDate;
DateTime ends = monthRange.EndDate;
if (weekRange.EndDate.Date > monthRange.EndDate.Date)
ends = weekRange.EndDate;
int totalDays = (ends - starts).Days;
return CreateForXDays(totalDays + 2, starts);
}
/// <summary>
/// Range of 2 days, today and tomorrow.
/// </summary>
/// <returns></returns>
public static DateRange CreateTodayTomorrow()
{
DateRange range = new DateRange();
range.StartDate = DateTime.Today;
range.EndDate = DateHelper.GetEndOfTomorrow();
range.Dates = new List<DateTime>();
range.DatesToIndex = new Dictionary<DateTime, int>();
range.Dates.Add(range.StartDate);
range.DatesToIndex.Add(range.StartDate, 0);
range.Dates.Add(range.EndDate);
range.DatesToIndex.Add(range.EndDate, 1);
range.RangeSize = 2;
return range;
}
/// <summary>
/// Creaes the last range from the current range supplied.
/// </summary>
/// <param name="current"></param>
/// <param name="isMonthBased"></param>
/// <returns></returns>
public static DateRange CreatePriorRange(DateRange current, bool isMonthBased)
{
if (isMonthBased)
{
DateRangeMonth monthRange = current as DateRangeMonth;
return CreateForPriorMonth(monthRange);
}
DateTime startDate = current.StartDate.Date.AddDays(- current.RangeSize);
return CreateForXDays(current.RangeSize, startDate);
}
/// <summary>
/// Creates the next range from the current range supplied.
/// </summary>
/// <param name="current"></param>
/// <param name="isMonthBased"></param>
/// <returns></returns>
public static DateRange CreateNextRange(DateRange current, bool isMonthBased)
{
if (isMonthBased)
{
DateRangeMonth monthRange = current as DateRangeMonth;
return CreateForNextMonth(monthRange);
}
DateTime startDate = current.EndDate.Date.AddDays(1);
return CreateForXDays(current.RangeSize, startDate);
}
/// <summary>
/// Populates the data range supplied.
/// </summary>
/// <param name="range"></param>
/// <param name="days"></param>
/// <param name="start"></param>
/// <returns></returns>
public static DateRange CreateForXDays(DateRange range, int days, DateTime start, DateTime fetchTime)
{
range.StartDate = start;
range.EndDate = start.Date.AddDays(days - 1).Add(new TimeSpan(23, 59, 0));
range.RangeSize = (range.EndDate - range.StartDate).Days + 1;
range.FetchTime = fetchTime;
range.Dates = new List<DateTime>();
range.DatesToIndex = new Dictionary<DateTime, int>();
for (int ndx = 0; ndx < range.RangeSize; ndx++)
{
DateTime date = start.AddDays(ndx);
range.Dates.Add(date);
range.DatesToIndex.Add(date, ndx);
}
return range;
}
/// <summary>
/// Creates a data range for the number of days supplied.
/// </summary>
/// <param name="days"></param>
/// <returns></returns>
public static DateRange CreateForXDays(int days, DateTime start)
{
DateRange range = new DateRange();
return CreateForXDays(range, days, start, DateTime.Now);
}
/// <summary>
/// Creates a data range for the year, month, day supplied.
/// </summary>
/// <param name="year"></param>
/// <param name="month"></param>
/// <param name="day"></param>
/// <returns></returns>
public static DateRange CreateForMonthStrict(int year, int month)
{
//var currentTime = new DateTime(year, month, 1);
DateTime refDate = new DateTime(year, month, 1);
DateRange range = new DateRange();
int totalDays = DateHelper.GetDaysInMonth(month, year);
// 5. Now get the dates
CreateForXDays(range, totalDays, refDate, DateTime.Now);
return range;
}
