private static string GetFormatString(TimeSpan formatTimeSpan, TimeSpanComponents components)
{
if (formatTimeSpan == null)
{
throw new ArgumentNullException("formatTimeSpan");
}
switch (components)
{
case TimeSpanComponents.Days:
return(formatTimeSpan.Days == 0 ? string.Empty : formatTimeSpan.Days + "d");
case TimeSpanComponents.Hours:
return(formatTimeSpan.Hours == 0 ? string.Empty : formatTimeSpan.Hours + "h");
case TimeSpanComponents.Minutes:
return(formatTimeSpan.Minutes == 0 ? string.Empty : formatTimeSpan.Minutes + "m");
case TimeSpanComponents.Seconds:
return(formatTimeSpan.Seconds == 0 ? string.Empty : formatTimeSpan.Seconds + "s");
case TimeSpanComponents.Milliseconds:
return(formatTimeSpan.Milliseconds == 0 ? string.Empty : formatTimeSpan.Milliseconds + "ms");
default:
return(string.Empty);
}
}
/// <summary>
/// Parse a string formatted in HH:MM:ss or 1hr5min3sec into a TimeSpan
/// </summary>
/// <param name="timeSpanValue">string to parse</param>
/// <returns>the parsed Time Span</returns>
/// <param name="truncateSubSecond">true to indicate dropping subsecond values for the returned time span.
/// False to include the subsecond value</param>
/// <param name="defaultUnit">The default unit for times given without a unit. This would typically be TimeSpan.FromMinutes(1) or TimeSpan.FromHours(1).
/// If defaultUnit is not specified (null) then 1 minute will be used as the default unit.</param>
public static TimeSpan ParseTimeSpan(string timeSpanValue, bool truncateSubSecond, TimeSpan?defaultUnit)
{
TimeSpanComponents components = new TimeSpanComponents();
try
{
components.GetComponents(timeSpanValue, truncateSubSecond);
// if time unit was not specified we are assuming that they are minutes.
if ((components.dayFound == 0) && (components.hourFound == 0) && (components.minFound == 0) && (components.secFound == 0))
{
double minutes = TimeSpanComponents.ConvertValue(timeSpanValue, 2);
GetTimeWithDefaultUnits(components, minutes, defaultUnit);
}
if (components.dayFound > 1 || components.hourFound > 1 || components.minFound > 1 || components.secFound > 1)
{
throw new AutoChemException(string.Format(InvalidTimeDuplicatedParts, timeSpanValue));
}
}
catch (AutoChemException ex)
{
Trace.TraceError(ex.ToString());
throw;
}
catch (Exception ex)
{
Trace.TraceError(string.Format(InvalidTimeFormat, timeSpanValue, ex));
throw new AutoChemException(InvalidTimeFormat);
}
// Note we are doing this manually to support more than 24hours, or more than 60 minutes, or seconds.
return(components.BuildTimeSpan());
}
/// <summary>
/// Parse a string formatted in HH:MM:ss or 1hr5min3sec into a TimeSpan
/// </summary>
/// <param name="timeSpanValue">string to parse</param>
/// <returns>ok or failed to parse</returns>
/// <param name="truncateSubSecond">true to indicate dropping subsecond values for the returned time span.
/// False to include the subsecond value</param>
/// <param name="defaultUnit">The default unit for times given without a unit. This would typically be TimeSpan.FromMinutes(1) or TimeSpan.FromHours(1).
/// If defaultUnit is not specified (null) then 1 minute will be used as the default unit.</param>
/// <param name="parsedTimeSpan">Newly parsed Time Span</param>
public static bool TryParseTimeSpan(string timeSpanValue, bool truncateSubSecond, TimeSpan?defaultUnit, out TimeSpan parsedTimeSpan)
{
parsedTimeSpan = TimeSpan.Zero;
TimeSpanComponents components = new TimeSpanComponents();
try
{
components.GetComponents(timeSpanValue, truncateSubSecond);
if ((components.dayFound == 0) && (components.hourFound == 0) && (components.minFound == 0) && (components.secFound == 0))
{
double minutes;
if (!TimeSpanComponents.TryConvertValue(timeSpanValue, 2, out minutes))
{
return(false);
}
GetTimeWithDefaultUnits(components, minutes, defaultUnit);
}
if (components.dayFound > 1 || components.hourFound > 1 || components.minFound > 1 || components.secFound > 1)
{
return(false);
}
}
catch (Exception exception)
{
GC.KeepAlive(exception);
return(false);
}
// Note we are doing this manually to support more than 24hours, or more than 60 minutes, or seconds.
parsedTimeSpan = components.BuildTimeSpan();
return(true);
}
private static void GetTimeWithDefaultUnits(TimeSpanComponents components, double parsedMinutes, TimeSpan?defaultUnit)
{
if (defaultUnit.HasValue)
{
var timeSpan = defaultUnit.Value.Multiply(parsedMinutes);
components.minutes = timeSpan.TotalMinutes;
}
else
{
components.minutes = parsedMinutes;
}
}
private static string GetFormatString(TimeSpan formatTimeSpan, TimeSpanComponents components)
{
if (formatTimeSpan == null)
throw new ArgumentNullException("formatTimeSpan");
switch (components)
{
case TimeSpanComponents.Days:
return formatTimeSpan.Days == 0 ? string.Empty : formatTimeSpan.Days + "d";
case TimeSpanComponents.Hours:
return formatTimeSpan.Hours == 0 ? string.Empty : formatTimeSpan.Hours + "h";
case TimeSpanComponents.Minutes:
return formatTimeSpan.Minutes == 0 ? string.Empty : formatTimeSpan.Minutes + "m";
case TimeSpanComponents.Seconds:
return formatTimeSpan.Seconds == 0 ? string.Empty : formatTimeSpan.Seconds + "s";
case TimeSpanComponents.Milliseconds:
return formatTimeSpan.Milliseconds == 0 ? string.Empty : formatTimeSpan.Milliseconds + "ms";
default:
return string.Empty;
}
}