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Lidarr/NzbDrone.Core/Datastore/CustomeMapper.cs

48 lines
1.7 KiB

using System;
using PetaPoco;
namespace NzbDrone.Core.Datastore
{
public class CustomeMapper : DefaultMapper
{
public override Func<object, object> GetFromDbConverter(DestinationInfo destinationInfo, Type SourceType)
{
if ((SourceType == typeof(Int32) || SourceType == typeof(Int64)) && destinationInfo.Type.IsGenericType && destinationInfo.Type.GetGenericTypeDefinition() == typeof(Nullable<>))
{
// If it is NULLABLE, then get the underlying type. eg if "Nullable<int>" then this will return just "int"
Type genericArgument = destinationInfo.Type.GetGenericArguments()[0];
if (genericArgument == typeof(DayOfWeek))
{
return delegate(object s)
{
int value;
Int32.TryParse(s.ToString(), out value);
if (value == 0)
{
return null;
}
return (Nullable<DayOfWeek>)value;
};
}
else
{
return delegate(object s)
{
int value;
Int32.TryParse(s.ToString(), out value);
if (value == 0)
{
return null;
}
return value;
};
}
}
return base.GetFromDbConverter(destinationInfo, SourceType);
}
}
}