/// <summary>
/// FhirPath toTime() function.
/// </summary>
/// <param name="focus"></param>
/// <returns></returns>
public static PartialTime?ToTime(this ITypedElement focus)
{
var val = focus?.Value;
if (val == null)
{
return(null);
}
switch (val)
{
case PartialTime pt:
return(pt);
case string s:
return(convertString(s));
default:
return(null);
}
PartialTime?convertString(string si)
{
// Inconsistenty, the format for a time requires the 'T' prefix, while
// convertsToDateTime() does not expect a '@'.
if (!si.StartsWith("T"))
{
return(null);
}
return(PartialTime.TryParse(si.Substring(1), out var result) ?
result : (PartialTime?)null);
}
}
public void TimeConstructor()
{
PartialTime.Parse("12:34:44+02:00");
PartialTime.Parse("12:34:44");
PartialTime.Parse("12:34:44Z");
Assert.True(PartialTime.TryParse("12:34:44Z", out PartialTime pd));
Assert.Equal(pd, PartialTime.Parse("12:34:44Z"));
Assert.Equal("12:34:44Z", pd.ToString());
Assert.False(PartialTime.TryParse("92:34:44Z", out pd));
}
public void TimeConstructor()
{
accept("12:34:44.123456+02:00", 12, 34, 44, 123, new TimeSpan(2, 0, 0));
accept("12:34:44.1+02:00", 12, 34, 44, 100, new TimeSpan(2, 0, 0));
accept("12:34:44+02:00", 12, 34, 44, null, new TimeSpan(2, 0, 0));
accept("12:34:44Z", 12, 34, 44, null, TimeSpan.Zero);
accept("12:34:44+00:00", 12, 34, 44, null, TimeSpan.Zero);
accept("12:34:44", 12, 34, 44, null, null);
accept("12:34Z", 12, 34, null, null, TimeSpan.Zero);
accept("12:34", 12, 34, null, null, null);
accept("12", 12, null, null, null, null);
accept("12Z", 12, null, null, null, TimeSpan.Zero);
accept("12-04:30", 12, null, null, null, new TimeSpan(-4, -30, 0));
reject("");
reject("+05:00");
reject("Z");
reject("12:34.1234");
reject("Hi12:34:44");
reject("12:34:44there");
reject("12:34:44+A");
reject("12:34:44+345:432");
reject("92:34:44");
reject("12:34:AM");
void accept(string testValue, int?h, int?m, int?s, int?ms, TimeSpan?o)
{
Assert.IsTrue(PartialTime.TryParse(testValue, out PartialTime parsed), "TryParse");
Assert.AreEqual(h, parsed.Hours, "hours");
Assert.AreEqual(m, parsed.Minutes, "minutes");
Assert.AreEqual(s, parsed.Seconds, "seconds");
Assert.AreEqual(ms, parsed.Millis, "millis");
Assert.AreEqual(o, parsed.Offset, "offset");
Assert.AreEqual(testValue, parsed.ToString(), "ToString");
}
void reject(string testValue)
{
Assert.IsFalse(PartialTime.TryParse(testValue, out _));
}
}