private static string NextDateValue(TimexProperty timex, DateObject date)
{
if (timex.Month != null && timex.DayOfMonth != null)
{
return(TimexValue.DateValue(new TimexProperty
{
Year = date.Year,
Month = timex.Month,
DayOfMonth = timex.DayOfMonth,
}));
}
if (timex.DayOfWeek != null)
{
var day = timex.DayOfWeek == 7 ? DayOfWeek.Sunday : (DayOfWeek)timex.DayOfWeek;
var result = TimexDateHelpers.DateOfNextDay(day, date);
return(TimexValue.DateValue(new TimexProperty
{
Year = result.Year,
Month = result.Month,
DayOfMonth = result.Day,
}));
}
return(string.Empty);
}
private static string ConvertDateRange(TimexProperty timex, DateObject date)
{
if (timex.Year != null)
{
var year = date.Year;
if (timex.Year == year)
{
if (timex.WeekOfYear != null)
{
var thisWeek = TimexDateHelpers.WeekOfYear(date);
if (thisWeek == timex.WeekOfYear)
{
return(timex.Weekend != null ? $"{TimexConstantsEnglish.This} {TimexConstantsEnglish.Weekend}" : $"{TimexConstantsEnglish.This} {Constants.WeekUnit}");
}
if (thisWeek == timex.WeekOfYear + 1)
{
return(timex.Weekend != null ? $"{TimexConstantsEnglish.Last} {TimexConstantsEnglish.Weekend}" : $"{TimexConstantsEnglish.Last} {Constants.WeekUnit}");
}
if (thisWeek == timex.WeekOfYear - 1)
{
return(timex.Weekend != null ? $"{TimexConstantsEnglish.Next} {TimexConstantsEnglish.Weekend}" : $"{TimexConstantsEnglish.Next} {Constants.WeekUnit}");
}
}
if (timex.Month != null)
{
if (timex.Month == date.Month)
{
return($"{TimexConstantsEnglish.This} {Constants.MonthUnit}");
}
if (timex.Month == date.Month + 1)
{
return($"{TimexConstantsEnglish.Next} {Constants.MonthUnit}");
}
if (timex.Month == date.Month - 1)
{
return($"{TimexConstantsEnglish.Last} {Constants.MonthUnit}");
}
}
return((timex.Season != null) ? $"{TimexConstantsEnglish.This} {TimexConstantsEnglish.Seasons[timex.Season]}" : $"{TimexConstantsEnglish.This} {Constants.YearUnit}");
}
if (timex.Year == year + 1)
{
return((timex.Season != null) ? $"{TimexConstantsEnglish.Next} {TimexConstantsEnglish.Seasons[timex.Season]}" : $"{TimexConstantsEnglish.Next} {Constants.YearUnit}");
}
if (timex.Year == year - 1)
{
return((timex.Season != null) ? $"{TimexConstantsEnglish.Last} {TimexConstantsEnglish.Seasons[timex.Season]}" : $"{TimexConstantsEnglish.Last} {Constants.YearUnit}");
}
}
return(string.Empty);
}
private static string ConvertDateRange(TimexProperty timex, DateObject date)
{
if (timex.Year != null)
{
var year = date.Year;
if (timex.Year == year)
{
if (timex.WeekOfYear != null)
{
var thisWeek = TimexDateHelpers.WeekOfYear(date);
if (thisWeek == timex.WeekOfYear)
{
return(timex.Weekend != null ? "this weekend" : "this week");
}
if (thisWeek == timex.WeekOfYear + 1)
{
return(timex.Weekend != null ? "last weekend" : "last week");
}
if (thisWeek == timex.WeekOfYear - 1)
{
return(timex.Weekend != null ? "next weekend" : "next week");
}
}
if (timex.Month != null)
{
if (timex.Month == date.Month)
{
return("this month");
}
if (timex.Month == date.Month + 1)
{
return("next month");
}
if (timex.Month == date.Month - 1)
{
return("last month");
}
}
return((timex.Season != null) ? $"this {TimexConstantsEnglish.Seasons[timex.Season]}" : "this year");
}
if (timex.Year == year + 1)
{
return((timex.Season != null) ? $"next {TimexConstantsEnglish.Seasons[timex.Season]}" : "next year");
}
if (timex.Year == year - 1)
{
return((timex.Season != null) ? $"last {TimexConstantsEnglish.Seasons[timex.Season]}" : "last year");
}
}
return(string.Empty);
}
private static string LastDateValue(TimexProperty timex, System.DateTime date)
{
if (timex.Month != null && timex.DayOfMonth != null)
{
return(TimexValue.DateValue(new TimexProperty
{
Year = date.Year - 1,
Month = timex.Month,
DayOfMonth = timex.DayOfMonth
}));
}
if (timex.DayOfWeek != null)
{
var day = timex.DayOfWeek == 7 ? DayOfWeek.Monday : (DayOfWeek)timex.DayOfWeek;
var result = TimexDateHelpers.DateOfLastDay(day, date);
return(TimexValue.DateValue(new TimexProperty
{
Year = result.Year,
Month = result.Month,
DayOfMonth = result.Day
}));
}
return(string.Empty);
}
public static string NextWeek(System.DateTime date = default(System.DateTime))
{
var d = (date == default(System.DateTime)) ? System.DateTime.Now : date;
var start = TimexDateHelpers.DateOfNextDay(DayOfWeek.Monday, d);
var t = TimexProperty.FromDate(start);
t.Days = 7;
return(t.TimexValue);
}
public static string DateValue(TimexProperty timexProperty)
{
if (timexProperty.Year != null && timexProperty.Month != null && timexProperty.DayOfMonth != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timexProperty.Year, 4)}-{TimexDateHelpers.FixedFormatNumber(timexProperty.Month, 2)}-{TimexDateHelpers.FixedFormatNumber(timexProperty.DayOfMonth, 2)}");
}
return(string.Empty);
}
private static DateObject GenerateWeekDate(TimexProperty timex, DateObject date, bool isBefore)
{
DateObject start;
if (timex.WeekOfMonth == null && timex.WeekOfYear == null)
{
var day = timex.DayOfWeek == 7 ? DayOfWeek.Sunday : (DayOfWeek)timex.DayOfWeek;
if (isBefore)
{
start = TimexDateHelpers.DateOfLastDay(day, date);
}
else
{
start = TimexDateHelpers.DateOfNextDay(day, date);
}
}
else
{
int dayOfWeek = timex.DayOfWeek.Value - 1;
int year = timex.Year ?? date.Year;
if (timex.WeekOfYear != null)
{
int weekOfYear = timex.WeekOfYear.Value;
start = TimexHelpers.FirstDateOfWeek(year, weekOfYear, CultureInfo.InvariantCulture).AddDays(dayOfWeek);
if (timex.Year == null)
{
if (isBefore && start > date)
{
start = TimexHelpers.FirstDateOfWeek(year - 1, weekOfYear, CultureInfo.InvariantCulture).AddDays(dayOfWeek);
}
else if (!isBefore && start < date)
{
start = TimexHelpers.FirstDateOfWeek(year + 1, weekOfYear, CultureInfo.InvariantCulture).AddDays(dayOfWeek);
}
}
}
else
{
int month = timex.Month ?? date.Month;
int weekOfMonth = timex.WeekOfMonth.Value;
start = TimexHelpers.GenerateMonthWeekDateStart(year, month, weekOfMonth).AddDays(dayOfWeek);
if (timex.Year == null || timex.Month == null)
{
if (isBefore && start > date)
{
start = TimexHelpers.GenerateMonthWeekDateStart(timex.Month != null ? year - 1 : year, timex.Month == null ? month - 1 : month, weekOfMonth).AddDays(dayOfWeek);
}
else if (!isBefore && start < date)
{
start = TimexHelpers.GenerateMonthWeekDateStart(timex.Month != null ? year + 1 : year, timex.Month == null ? month + 1 : month, weekOfMonth).AddDays(dayOfWeek);
}
}
}
}
return(start);
}
private static IEnumerable <string> ResolveDateAgainstConstraint(TimexProperty timex, DateRange constraint)
{
if (timex.Month != null && timex.DayOfMonth != null)
{
var result = new List <string>();
for (var year = constraint.Start.Year; year <= constraint.End.Year; year++)
{
var t = timex.Clone();
t.Year = year;
result.AddRange(ResolveDefiniteAgainstConstraint(t, constraint));
}
return(result);
}
if (timex.DayOfWeek != null)
{
// convert between ISO day of week and .NET day of week
var day = timex.DayOfWeek == 7 ? DayOfWeek.Sunday : (DayOfWeek)timex.DayOfWeek;
var dates = TimexDateHelpers.DatesMatchingDay(day, constraint.Start, constraint.End);
var result = new List <string>();
foreach (var d in dates)
{
var t = timex.Clone();
t.DayOfWeek = null;
t.Year = d.Year;
t.Month = d.Month;
t.DayOfMonth = d.Day;
result.Add(t.TimexValue);
}
return(result);
}
if (timex.Hour != null)
{
var result = new List <string>();
DateTime day = constraint.Start;
while (day <= constraint.End)
{
var t = timex.Clone();
t.Year = day.Year;
t.Month = day.Month;
t.DayOfMonth = day.Day;
result.AddRange(ResolveDefiniteAgainstConstraint(t, constraint));
day = day.AddDays(1);
}
return(result);
}
return(Enumerable.Empty <string>());
}
private static string FormatDateRange(TimexProperty timex)
{
if (timex.Year != null && timex.WeekOfYear != null && timex.Weekend != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-W{TimexDateHelpers.FixedFormatNumber(timex.WeekOfYear, 2)}-WE");
}
if (timex.Year != null && timex.WeekOfYear != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-W{TimexDateHelpers.FixedFormatNumber(timex.WeekOfYear, 2)}");
}
if (timex.Year != null && timex.Month != null && timex.WeekOfMonth != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}-W{TimexDateHelpers.FixedFormatNumber(timex.WeekOfMonth, 2)}");
}
if (timex.Year != null && timex.Season != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-{timex.Season}");
}
if (timex.Season != null)
{
return($"{timex.Season}");
}
if (timex.Year != null && timex.Month != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}");
}
if (timex.Year != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}");
}
if (timex.Month != null && timex.WeekOfMonth != null && timex.DayOfWeek != null)
{
return($"{Constants.TimexFuzzyYear}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}-{Constants.TimexFuzzyWeek}-{timex.WeekOfMonth}-{timex.DayOfWeek}");
}
if (timex.Month != null && timex.WeekOfMonth != null)
{
return($"{Constants.TimexFuzzyYear}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}-W{timex.WeekOfMonth?.ToString("D2", CultureInfo.InvariantCulture)}");
}
if (timex.Month != null)
{
return($"{Constants.TimexFuzzyYear}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}");
}
return(string.Empty);
}
public static string LastWeek(DateObject date = default(DateObject))
{
var d = (date == default(DateObject)) ? DateObject.Now : date;
var start = TimexDateHelpers.DateOfLastDay(DayOfWeek.Monday, d);
start = start.AddDays(-7);
var t = TimexProperty.FromDate(start);
t.Days = 7;
return(t.TimexValue);
}
private static string FormatTime(TimexProperty timex)
{
if (timex.Minute == 0 && timex.Second == 0)
{
return($"T{TimexDateHelpers.FixedFormatNumber(timex.Hour, 2)}");
}
if (timex.Second == 0)
{
return($"T{TimexDateHelpers.FixedFormatNumber(timex.Hour, 2)}:{TimexDateHelpers.FixedFormatNumber(timex.Minute, 2)}");
}
return($"T{TimexDateHelpers.FixedFormatNumber(timex.Hour, 2)}:{TimexDateHelpers.FixedFormatNumber(timex.Minute, 2)}:{TimexDateHelpers.FixedFormatNumber(timex.Second, 2)}");
}
private static Tuple <string, string> WeekDateRange(int year, int weekOfYear)
{
var dateInWeek = new DateObject(year, 1, 1) + TimeSpan.FromDays((weekOfYear - 1) * 7);
var start = TimexDateHelpers.DateOfLastDay(DayOfWeek.Monday, dateInWeek);
var end = TimexDateHelpers.DateOfLastDay(DayOfWeek.Monday, dateInWeek + TimeSpan.FromDays(7));
return(new Tuple <string, string>(
TimexValue.DateValue(new TimexProperty {
Year = start.Year, Month = start.Month, DayOfMonth = start.Day
}),
TimexValue.DateValue(new TimexProperty {
Year = end.Year, Month = end.Month, DayOfMonth = end.Day
})));
}
private static string ConvertDateTimeRange(TimexProperty timex, System.DateTime date)
{
if (timex.Year != null && timex.Month != null && timex.DayOfMonth != null)
{
var timexDate = new System.DateTime(timex.Year.Value, timex.Month.Value, timex.DayOfMonth.Value);
if (timex.PartOfDay != null)
{
if (TimexDateHelpers.DatePartEquals(timexDate, date))
{
if (timex.PartOfDay == "NI")
{
return("tonight");
}
else
{
return($"this {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
}
var tomorrow = TimexDateHelpers.Tomorrow(date);
if (TimexDateHelpers.DatePartEquals(timexDate, tomorrow))
{
return($"tomorrow {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
var yesterday = TimexDateHelpers.Yesterday(date);
if (TimexDateHelpers.DatePartEquals(timexDate, yesterday))
{
return($"yesterday {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
if (TimexDateHelpers.IsNextWeek(timexDate, date))
{
return($"next {GetDateDay(timexDate.DayOfWeek)} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
if (TimexDateHelpers.IsLastWeek(timexDate, date))
{
return($"last {GetDateDay(timexDate.DayOfWeek)} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
}
}
return(string.Empty);
}
public static Tuple <TimexProperty, TimexProperty> YearWeekDateRange(int year, int weekOfYear, bool?isWeekend)
{
var firstMondayInWeek = FirstDateOfWeek(year, weekOfYear, System.Globalization.CultureInfo.InvariantCulture);
var start = (isWeekend == null || isWeekend.Value == false) ?
firstMondayInWeek :
TimexDateHelpers.DateOfNextDay(DayOfWeek.Saturday, firstMondayInWeek);
var end = firstMondayInWeek + TimeSpan.FromDays(7);
return(new Tuple <TimexProperty, TimexProperty>(
new TimexProperty {
Year = start.Year, Month = start.Month, DayOfMonth = start.Day
},
new TimexProperty {
Year = end.Year, Month = end.Month, DayOfMonth = end.Day
}));
}
private static string ConvertDateTimeRange(TimexProperty timex, DateObject date)
{
if (timex.Year != null && timex.Month != null && timex.DayOfMonth != null)
{
var timexDate = new DateObject(timex.Year.Value, timex.Month.Value, timex.DayOfMonth.Value);
if (timex.PartOfDay != null)
{
if (TimexDateHelpers.DatePartEquals(timexDate, date))
{
if (timex.PartOfDay == Constants.TimexNight)
{
return(TimexConstantsEnglish.Tonight);
}
else
{
return($"{TimexConstantsEnglish.This} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
}
var tomorrow = TimexDateHelpers.Tomorrow(date);
if (TimexDateHelpers.DatePartEquals(timexDate, tomorrow))
{
return($"{TimexConstantsEnglish.Tomorrow} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
var yesterday = TimexDateHelpers.Yesterday(date);
if (TimexDateHelpers.DatePartEquals(timexDate, yesterday))
{
return($"{TimexConstantsEnglish.Yesterday} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
if (TimexDateHelpers.IsNextWeek(timexDate, date))
{
return($"{TimexConstantsEnglish.Next} {GetDateDay(timexDate.DayOfWeek)} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
if (TimexDateHelpers.IsLastWeek(timexDate, date))
{
return($"{TimexConstantsEnglish.Last} {GetDateDay(timexDate.DayOfWeek)} {TimexConstantsEnglish.DayParts[timex.PartOfDay]}");
}
}
}
return(string.Empty);
}
public static string GenerateDateTimex(int year, int month, int day, bool byWeek)
{
var yearString = year == Constants.InvalidValue ? Constants.TimexFuzzyYear : TimexDateHelpers.FixedFormatNumber(year, 4);
var monthString = month == Constants.InvalidValue ? Constants.TimexFuzzyMonth : TimexDateHelpers.FixedFormatNumber(month, 2);
string dayString;
if (byWeek)
{
dayString = day.ToString(CultureInfo.InvariantCulture);
monthString = Constants.TimexWeek + monthString;
}
else
{
dayString = day == Constants.InvalidValue ? Constants.TimexDay : TimexDateHelpers.FixedFormatNumber(day, 2);
}
return($"{yearString}-{monthString}-{dayString}");
}
public static string TimeValue(TimexProperty timexProperty, DateTime date)
{
if (timexProperty.Hour != null && timexProperty.Minute != null && timexProperty.Second != null)
{
if (date.Kind == DateTimeKind.Utc)
{
var timeString = $"{TimexDateHelpers.FixedFormatNumber(timexProperty.Hour, 2)}:{TimexDateHelpers.FixedFormatNumber(timexProperty.Minute, 2)}:{TimexDateHelpers.FixedFormatNumber(timexProperty.Second, 2)}";
var tempDateTime = DateTime.Parse(timeString);
return(tempDateTime.ToUniversalTime().ToString("HH:mm:ss"));
}
else
{
return($"{TimexDateHelpers.FixedFormatNumber(timexProperty.Hour, 2)}:{TimexDateHelpers.FixedFormatNumber(timexProperty.Minute, 2)}:{TimexDateHelpers.FixedFormatNumber(timexProperty.Second, 2)}");
}
}
return(string.Empty);
}
private static string FormatDate(TimexProperty timex)
{
if (timex.Year != null && timex.Month != null && timex.DayOfMonth != null)
{
return($"{TimexDateHelpers.FixedFormatNumber(timex.Year, 4)}-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}-{TimexDateHelpers.FixedFormatNumber(timex.DayOfMonth, 2)}");
}
if (timex.Month != null && timex.DayOfMonth != null)
{
return($"XXXX-{TimexDateHelpers.FixedFormatNumber(timex.Month, 2)}-{TimexDateHelpers.FixedFormatNumber(timex.DayOfMonth, 2)}");
}
if (timex.DayOfWeek != null)
{
return($"XXXX-WXX-{timex.DayOfWeek}");
}
return(string.Empty);
}
private static string ConvertDate(TimexProperty timex, DateObject date)
{
if (timex.Year != null && timex.Month != null && timex.DayOfMonth != null)
{
var timexDate = new DateObject(timex.Year.Value, timex.Month.Value, timex.DayOfMonth.Value);
if (TimexDateHelpers.DatePartEquals(timexDate, date))
{
return(TimexConstantsEnglish.Today);
}
var tomorrow = TimexDateHelpers.Tomorrow(date);
if (TimexDateHelpers.DatePartEquals(timexDate, tomorrow))
{
return(TimexConstantsEnglish.Tomorrow);
}
var yesterday = TimexDateHelpers.Yesterday(date);
if (TimexDateHelpers.DatePartEquals(timexDate, yesterday))
{
return(TimexConstantsEnglish.Yesterday);
}
if (TimexDateHelpers.IsThisWeek(timexDate, date))
{
return($"{TimexConstantsEnglish.This} {GetDateDay(timexDate.DayOfWeek)}");
}
if (TimexDateHelpers.IsNextWeek(timexDate, date))
{
return($"{TimexConstantsEnglish.Next} {GetDateDay(timexDate.DayOfWeek)}");
}
if (TimexDateHelpers.IsLastWeek(timexDate, date))
{
return($"{TimexConstantsEnglish.Last} {GetDateDay(timexDate.DayOfWeek)}");
}
}
return(TimexConvertEnglish.ConvertDate(timex));
}
private static string ConvertDate(TimexProperty timex, System.DateTime date)
{
if (timex.Year != null && timex.Month != null && timex.DayOfMonth != null)
{
var timexDate = new System.DateTime(timex.Year.Value, timex.Month.Value, timex.DayOfMonth.Value);
if (TimexDateHelpers.DatePartEquals(timexDate, date))
{
return("today");
}
var tomorrow = TimexDateHelpers.Tomorrow(date);
if (TimexDateHelpers.DatePartEquals(timexDate, tomorrow))
{
return("tomorrow");
}
var yesterday = TimexDateHelpers.Yesterday(date);
if (TimexDateHelpers.DatePartEquals(timexDate, yesterday))
{
return("yesterday");
}
if (TimexDateHelpers.IsThisWeek(timexDate, date))
{
return($"this {GetDateDay(timexDate.DayOfWeek)}");
}
if (TimexDateHelpers.IsNextWeek(timexDate, date))
{
return($"next {GetDateDay(timexDate.DayOfWeek)}");
}
if (TimexDateHelpers.IsLastWeek(timexDate, date))
{
return($"last {GetDateDay(timexDate.DayOfWeek)}");
}
}
return(TimexConvertEnglish.ConvertDate(timex));
}
