protected Type GetGraphTypeWithoutNullableInfo(Type rootType, TypeToGraphTypeTransformerOptions options)
{
var realType = GetRealType(rootType);
var graphType = GetGraphTypeFromRealType(realType, options);
return(graphType);
}
/// <summary>
///
/// </summary>
/// <param name="originType"></param>
/// <param name="hasDefaultValue"></param>
/// <param name="customAttributes"></param>
/// <param name="options"></param>
/// <returns></returns>
public Type GetGraphType(
Type originType,
bool hasDefaultValue,
IEnumerable <CustomAttributeData> customAttributes,
TypeToGraphTypeTransformerOptions options)
{
return(options.AddNullableInfo && !hasDefaultValue
? GetGraphTypeWithNullableInfo(originType, customAttributes, options)
: GetGraphTypeWithoutNullableInfo(originType, options));
}
protected Type GetGraphTypeFromRealType(Type realType, TypeToGraphTypeTransformerOptions options)
{
var isTypeList = IsTypeList(realType);
if (isTypeList)
{
var genericType = typeof(ListGraphType <>);
var clrType = realType.IsArray ? realType.GetElementType() : realType.GenericTypeArguments.First();
realType = GetRealType(clrType);
typeMappings.TryGetValue(realType, out Type graphType);
if (options.AddNullableInfo && !IsTypeNullable(clrType, clrType))
{
graphType = GenerateNonNullGraphType(graphType);
}
Type[] typeArgs = { graphType };
var finalType = genericType.MakeGenericType(typeArgs);
return(finalType);
}
if (realType == typeof(DateTime))
{
return(typeof(DateTimeGraphType));
}
if (realType.IsEnum)
{
var gType = typeof(EnumerationGraphType <>);
Type[] typeArgs = { realType };
var finalType = gType.MakeGenericType(typeArgs);
return(finalType);
}
return(typeMappings.ContainsKey(realType) ? typeMappings[realType] : null);
}
protected Type GetGraphTypeFromRealType(Type realType, TypeToGraphTypeTransformerOptions options)
{
var isTypeList = this.IsTypeList(realType);
if (isTypeList)
{
var gType = typeof(ListGraphType <>);
var clrType = realType.IsArray ? realType.GetElementType() : realType.GenericTypeArguments.First();
realType = this.GetRealType(clrType);
var graphType = GraphTypeTypeRegistry.Get(realType);
if (options.AddNullableInfo && !this.IsTypeNullable(clrType, clrType))
{
graphType = GenerateNonNullGraphType(graphType);
}
Type[] typeArgs = { graphType };
var finalType = gType.MakeGenericType(typeArgs);
return(finalType);
}
if (realType == typeof(DateTime))
{
return(typeof(DateTimeGraphType));
}
if (realType.IsEnum)
{
var gType = typeof(EnumerationGraphType <>);
Type[] typeArgs = { realType };
var finalType = gType.MakeGenericType(typeArgs);
return(finalType);
}
return(GraphTypeTypeRegistry.Get(realType));
}
protected Type GetGraphTypeWithNullableInfo(Type rootType, IEnumerable <CustomAttributeData> customAttributes, TypeToGraphTypeTransformerOptions options)
{
var realType = GetRealType(rootType);
var graphType = GetGraphTypeFromRealType(realType, options);
var isNullable = IsNullable(rootType, realType, customAttributes);
if (!isNullable)
{
graphType = GenerateNonNullGraphType(graphType);
}
return(graphType);
}
public ExpressionToFieldInfoGenerator(ITypeToGraphTypeTransformer typeToGraphTypeTransformer, TypeToGraphTypeTransformerOptions typeToGraphTypeTransformerOptions)
{
this.typeToGraphTypeTransformer = typeToGraphTypeTransformer;
this.typeToGraphTypeTransformerOptions = typeToGraphTypeTransformerOptions;
}
