public ConversionResult Convert(ConversionContext conversion)
{
if (conversion.HasValue==false)
return null;
if(conversion.Is<DateTime?>())
{
return conversion.Result(conversion.Value.As<DateTime?>().Value.ToUniversalTime());
}
return conversion.Result(conversion.Value.As<DateTime>().ToUniversalTime());
}
public ConversionResult Convert(ConversionContext conversion)
{
if (conversion.HasValue==false)
return conversion.Unconverted();
var converter=new NullableConverter(typeof(Nullable<>).MakeGenericType(conversion.GetType()));
return conversion.Result(converter.ConvertTo(conversion, converter.UnderlyingType));
}
public ConversionResult Convert(ConversionContext conversion)
{
try
{
if (IsConvertible(conversion))
return conversion.Unconverted();
var destPropType = conversion.DestinationPropertyType;
if (destPropType.IsNullableType() && conversion.HasValue)
destPropType = new NullableConverter(destPropType).UnderlyingType;
return conversion.Result(System.Convert.ChangeType(conversion.Value, destPropType));
}
catch(InvalidCastException)
{
//gulp
return conversion.Unconverted();
}
}
private ConversionResult TryListConversion(ConversionContext context)
{
var collectionTypeSpec = new SupportedCollectionTypeSpecification();
if (collectionTypeSpec.IsSatisfiedBy(context.DestinationPropertyType) == false || collectionTypeSpec.IsSatisfiedBy(context.Value)==false)
return context.Unconverted();
var destColl = (IList)activate.CreateCollectionInstance(context.DestinationPropertyType,collectionTypeSpec.GetLength(context.Value));
var destElement = context.DestinationPropertyType.ElementType();
var srcList = (IEnumerable) context.Value;
var enumerator = srcList.GetEnumerator();
int index = 0;
while(enumerator.MoveNext())
{
object element = enumerator.Current ?? destElement.DefaultValue();
destColl.AddElement(element,index++);
}
return context.Result(destColl);
}
public ConversionResult Convert(ConversionContext conversion)
{
if (conversion.HasValue == false || conversion.ValueType == conversion.DestinationPropertyType)
return conversion.Result(conversion.Value);
ConversionResult result = conversion.Unconverted();
var attempts = new Func<ConversionContext, ConversionResult>[]
{
TryListConversion,
TryNullableConversion,
TrySystemConversion
};
foreach (var attempt in attempts)
{
result = attempt(conversion);
if(result is Unconverted)
continue;
return result;
}
return result;
}
public ConversionResult Convert(ConversionContext conversion)
{
return conversion.Result(conversion.DestinationPropertyType.DefaultValue());
}
public ConversionResult Convert(ConversionContext conversion)
{
return(conversion.Result(DateTime.Parse(conversion.Value.ToString())));
}
public ConversionResult Convert(ConversionContext conversion)
{
return(conversion.Result(conversion.HasValue?conversion.Value.ToString():null));
}
public ConversionResult Convert(ConversionContext conversion)
{
return conversion.Result(DateTime.Parse(conversion.Value.ToString()));
}
public ConversionResult Convert(ConversionContext conversion)
{
return conversion.Result(conversion.HasValue?conversion.Value.ToString():null);
}