public static DateTime LastDayOfWeek(DateTime date)
{
int weekStartOffset = 0;
if (OrganizationServiceProxy.OrganizationSettings != null)
{
weekStartOffset = OrganizationServiceProxy.OrganizationSettings.WeekStartDayCode.Value.Value;
}
DateTime endOfWeek = new DateTime(date.GetTime());
int dayOfWeek = endOfWeek.GetDay();
dayOfWeek = dayOfWeek - weekStartOffset;
if (dayOfWeek < 0)
{
dayOfWeek = 7 + dayOfWeek;
}
endOfWeek = DateTimeEx.DateAdd(DateInterval.Days, (int)(6 - dayOfWeek), endOfWeek);
endOfWeek.SetHours(23);
endOfWeek.SetMinutes(59);
endOfWeek.SetSeconds(59);
endOfWeek.SetMilliseconds(999);
return(endOfWeek);
}
public static DateTime FirstDayOfWeek(DateTime date)
{
int weekStartOffset = 0;
if (OrganizationServiceProxy.OrganizationSettings != null)
{
weekStartOffset = OrganizationServiceProxy.OrganizationSettings.WeekStartDayCode.Value.Value;
}
DateTime startOfWeek = new DateTime(date.GetTime());
int dayOfWeek = startOfWeek.GetDay();
dayOfWeek = dayOfWeek - weekStartOffset;
if (dayOfWeek < 0)
{
dayOfWeek = 7 + dayOfWeek;
}
if (dayOfWeek > 0)
{
startOfWeek = DateTimeEx.DateAdd(DateInterval.Days, (int)(dayOfWeek * -1), startOfWeek);
}
startOfWeek.SetHours(0);
startOfWeek.SetMinutes(0);
startOfWeek.SetSeconds(0);
startOfWeek.SetMilliseconds(0);
return(startOfWeek);
}
public static DateTime LastDayOfWeek(DateTime date)
{
DateTime endOfWeek = new DateTime(date.GetTime());
int dayOfWeek = endOfWeek.GetDay();
if (dayOfWeek > 0)
{
endOfWeek = DateTimeEx.DateAdd(DateInterval.Days, (int)(7 - dayOfWeek), endOfWeek);
}
endOfWeek.SetHours(23);
endOfWeek.SetMinutes(59);
endOfWeek.SetSeconds(59);
endOfWeek.SetMilliseconds(999);
return(endOfWeek);
}
public static DateTime FirstDayOfWeek(DateTime date)
{
DateTime startOfWeek = new DateTime(date.GetTime());
int dayOfWeek = startOfWeek.GetDay();
if (dayOfWeek > 0)
{
startOfWeek = DateTimeEx.DateAdd(DateInterval.Days, (int)(dayOfWeek * -1), startOfWeek);
}
startOfWeek.SetHours(0);
startOfWeek.SetMinutes(0);
startOfWeek.SetSeconds(0);
startOfWeek.SetMilliseconds(0);
return(startOfWeek);
}