/// <summary>
/// Tries to parse a string into the DurationUnits enum
/// </summary>
/// <param name="unitsStr"></param>
/// <returns>THe parsed value or the default value for DurationUnits enum (DurationUnits.Unknown)</returns>
public static DurationUnits DurationUnitsParseOrDefault(string unitsStr)
{
DurationUnits units = default;
if (Enum.TryParse <DurationUnits>(unitsStr, true, out var tmp))
{
units = tmp;
}
return(units);
}
/// <summary>
/// Parse the specified string into a <see cref="Duration"/>
/// </summary>
/// <param name="s">The string representation to parse</param>
/// <returns>A Duration represented by the string.</returns>
public static Duration Parse(string s)
{
if (!IsParseStringValid(s))
{
return(new Duration(0, DurationUnits.NOT_SET));
}
string[] split = s.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
DurationUnits unit = ParseUnit(split[1]);
if (float.TryParse(split[0], out float f))
{
return(new Duration(f, unit));
}
else
{
throw new FormatException($"The value portion of the input string [{split[0]}] could not be parsed into a number.");
}
}
/// <summary>
/// Attempt to parse the specified string into a Duration.
/// </summary>
/// <param name="s">The string representation to parse.</param>
/// <param name="duration">The parsed duration</param>
/// <returns>A boolean indicating whether or not the string was successfully parsed</returns>
public static bool TryParse(string s, out Duration duration)
{
if (!IsParseStringValid(s))
{
duration = new Duration(0, DurationUnits.NOT_SET);
return(false);
}
string[] split = s.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
DurationUnits unit = ParseUnit(split[1]);
if (float.TryParse(split[0], out float f))
{
duration = new Duration(f, unit);
return(true);
}
duration = new Duration(0, unit);
return(false);
}
/// <inheritdoc/>
public string ToDelimitedString()
{
CultureInfo culture = CultureInfo.CurrentCulture;
return(string.Format(
culture,
StringHelper.StringFormatSequence(0, 11, Configuration.FieldSeparator),
Id,
SetIdAis.HasValue ? SetIdAis.Value.ToString(culture) : null,
SegmentActionCode,
UniversalServiceIdentifier?.ToDelimitedString(),
StartDateTime.HasValue ? StartDateTime.Value.ToString(Consts.DateTimeFormatPrecisionSecond, culture) : null,
StartDateTimeOffset.HasValue ? StartDateTimeOffset.Value.ToString(Consts.NumericFormat, culture) : null,
StartDateTimeOffsetUnits?.ToDelimitedString(),
Duration.HasValue ? Duration.Value.ToString(Consts.NumericFormat, culture) : null,
DurationUnits?.ToDelimitedString(),
AllowSubstitutionCode,
FillerStatusCode?.ToDelimitedString()
).TrimEnd(Configuration.FieldSeparator.ToCharArray()));
}
/// <inheritdoc/>
public string ToDelimitedString()
{
CultureInfo culture = CultureInfo.CurrentCulture;
return(string.Format(
culture,
StringHelper.StringFormatSequence(0, 13, Configuration.FieldSeparator),
Id,
SetIdAil.HasValue ? SetIdAil.Value.ToString(culture) : null,
SegmentActionCode,
LocationResourceId != null ? string.Join(Configuration.FieldRepeatSeparator, LocationResourceId.Select(x => x.ToDelimitedString())) : null,
LocationTypeAil?.ToDelimitedString(),
LocationGroup?.ToDelimitedString(),
StartDateTime.HasValue ? StartDateTime.Value.ToString(Consts.DateTimeFormatPrecisionSecond, culture) : null,
StartDateTimeOffset.HasValue ? StartDateTimeOffset.Value.ToString(Consts.NumericFormat, culture) : null,
StartDateTimeOffsetUnits?.ToDelimitedString(),
Duration.HasValue ? Duration.Value.ToString(Consts.NumericFormat, culture) : null,
DurationUnits?.ToDelimitedString(),
AllowSubstitutionCode?.ToDelimitedString(),
FillerStatusCode?.ToDelimitedString()
).TrimEnd(Configuration.FieldSeparator.ToCharArray()));
}
public DurationAttribute(DurationUnits units)
{
Units = units;
}
///<summary>Sets the value of the <c><Duration></c> element.</summary>
/// <param name="Units">Unit of time of the Duration value.</param>
/// <param name="Value">Gets or sets the content value of the &lt;Duration&gt; element</param>
///<remarks>
/// <para>This form of <c>setDuration</c> is provided as a convenience method
/// that is functionally equivalent to the <c>Duration</c></para>
/// <para>Version: 2.6</para>
/// <para>Since: 1.5r1</para>
/// </remarks>
public void SetDuration(DurationUnits Units, string Value)
{
RemoveChild(InstrDTD.LESSON_DURATION);
AddChild(InstrDTD.LESSON_DURATION, new Duration(Units, Value));
}
/// <summary>
/// Create an instance of a Duration with the specified value and unit
/// </summary>
/// <param name="value">The numerical value of the duration.</param>
/// <param name="unit">The unit of the duration</param>
public Duration(float value, DurationUnits unit)
{
Value = value;
Unit = unit;
}
///<summary>Sets the value of the <c><Duration></c> element.</summary>
/// <param name="Units">Unit of time of the Duration value.</param>
/// <param name="Value">Gets or sets the content value of the &lt;Duration&gt; element</param>
///<remarks>
/// <para>This form of <c>setDuration</c> is provided as a convenience method
/// that is functionally equivalent to the <c>Duration</c></para>
/// <para>Version: 2.6</para>
/// <para>Since: 2.4</para>
/// </remarks>
public void SetDuration(DurationUnits Units, string Value)
{
RemoveChild(InstrDTD.CONTENTCATALOG_DURATION);
AddChild(InstrDTD.CONTENTCATALOG_DURATION, new Duration(Units, Value));
}
public DurationAttribute(DurationUnits units)
{
Units = units;
}
