private static Dictionary <Period, T> GetPeriodData <T>(
XElement container,
Dictionary <string, List <Period> > namedPeriods,
string valueElementName = "value",
Func <XElement, T> getValue = null)
{
Dictionary <Period, T> result = null;
if (container != null)
{
string periodName = container.GetAttributeValue("time-layout", null);
if (!string.IsNullOrEmpty(periodName) && namedPeriods.TryGetValue(periodName, out List <Period> periods))
{
var valueElements = container.Elements(valueElementName);
if (valueElements.Count() == periods.Count)
{
result = new Dictionary <Period, T>(periods.Count);
foreach (var pair in valueElements.Zip(periods, (item, period) => Tuple.Create(item, period)))
{
T value = getValue != null?getValue(pair.Item1) : ConvertUtility.ConvertValue <T>(pair.Item1.Value);
result.Add(pair.Item2, value);
}
}
}
}
return(result);
}
public void ConvertValueTest()
{
object?actualObject = ConvertUtility.ConvertValue("1, 2", typeof(Point));
actualObject.ShouldNotBeNull();
Point actual = (Point)actualObject !;
Point expected = new(1, 2);
Assert.AreEqual(expected, actual);
actual = ConvertUtility.ConvertValue <Point>("3, 4");
expected = new Point(3, 4);
Assert.AreEqual(expected, actual);
}