ForecastVerification Local Date to RunDateTime Window
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using System;
using System.Globalization;
using System.Threading;
class MainClass {
static void Main() {
CultureInfo standardizedCulture = (CultureInfo)CultureInfo.CurrentCulture.Clone();
standardizedCulture.DateTimeFormat.DateSeparator = "-";
standardizedCulture.DateTimeFormat.LongDatePattern = "yyyy-MM-dd hh:mm:ss";
standardizedCulture.DateTimeFormat.FullDateTimePattern = "yyyy-MM-dd hh:mm:ss";
standardizedCulture.DateTimeFormat.ShortDatePattern = "yyyy-MM-dd";
Thread.CurrentThread.CurrentCulture = standardizedCulture;
Thread.CurrentThread.CurrentUICulture = standardizedCulture;
var localDate = new DateTime(2018, 03, 18);
Console.WriteLine($"Local Date = {localDate}");
var tzOffset = new TimeSpan(-5, 0, 0);
Console.WriteLine($"Timezone Offset = {tzOffset}");
var dto = new DateTimeOffset(localDate, tzOffset);
Console.WriteLine($"Start of Day, Local = {dto}");
Console.WriteLine($"Start of Day, UTC = {dto.ToUniversalTime()}");
var fcstTimeSpan = new TimeSpan(15, 0, 0, 0);
Console.WriteLine($"Forecast Time Span = {fcstTimeSpan}");
var start = localDate.Add(-tzOffset);
var end = start.AddDays(1);
Console.WriteLine($"ValidDateTime Window = [{start}, {end})");
Console.WriteLine($"RunDateTime Window = [{end-fcstTimeSpan}, {start})");
start = start.AddHours(-1);
end = end.AddHours(1);
Console.WriteLine($"ValidDateTime Window (with buffer) = [{start}, {end})");
Console.WriteLine($"RunDateTime Window (with buffer) = [{end-fcstTimeSpan}, {start})");
}
}
Csharp
INFO