public IPropertyMapConfiguration Reverse()
{
var destinationType = DestinationMember.DeclaringType;
if (_sourceMembers != null)
{
if (_sourceMembers.Length > 1)
{
return(null);
}
var reversedMemberConfiguration = new MemberConfigurationExpression <
TDestination,
TSource,
object
>(_sourceMembers[0], destinationType);
reversedMemberConfiguration.MapFrom(DestinationMember.Name);
return(reversedMemberConfiguration);
}
if (destinationType.IsGenericTypeDefinition) // .ForMember("InnerSource", o => o.MapFrom(s => s))
{
return(null);
}
return(PathConfigurationExpression <TDestination, TSource, object> .Create(
SourceExpression,
GetDestinationExpression()
));
}
internal static IPropertyMapConfiguration Create(
LambdaExpression destination,
LambdaExpression source
)
{
if (destination == null || !destination.IsMemberPath(out var chain))
{
return(null);
}
var reversed = new PathConfigurationExpression <TSource, TDestination, object>(
destination,
chain
);
if (reversed.MemberPath.Length == 1)
{
var reversedMemberExpression = new MemberConfigurationExpression <
TSource,
TDestination,
object
>(reversed.DestinationMember, typeof(TSource));
reversedMemberExpression.MapFromUntyped(source);
return(reversedMemberExpression);
}
reversed.MapFromUntyped(source);
return(reversed);
}
internal MemberConfigurationExpression ForMember(MemberInfo destinationProperty, Action <IMemberConfigurationExpression> memberOptions)
{
var expression = new MemberConfigurationExpression(destinationProperty, Types.SourceType);
MemberConfigurations.Add(expression);
memberOptions(expression);
return(expression);
}