internal virtual AttributeDefinition CreateDowncastAttributeDefinition(AssetType downcastAssetType)
{
throw new NotSupportedException($"Cannot downcast {Token} to {downcastAssetType.Token}");
}
public AttributeDefinitionVisitor(AssetType rootAssetType, MetaModel metaModel)
{
_rootAssetType = rootAssetType;
_metaModel = metaModel;
}
protected AttributeDefinition(AssetType assetType, string name, bool nullable, AssetType relatedAssetType, bool isMultiValue)
{
AssetType = assetType;
Token = $"{assetType.Token}.{name}";
Name = name;
IsNullable = nullable;
RelatedAssetType = relatedAssetType;
IsMultiValue = isMultiValue;
}
public FilterVisitor(AssetType rootAssetType, MetaModel metaModel)
{
_rootAssetType = rootAssetType;
_metaModel = metaModel;
}
public OrderVisitor(AssetType assetType, MetaModel metaModel)
{
_assetType = assetType;
_metaModel = metaModel;
}
public PrimitveAttributeDefinition(Type ownedType, PropertyInfo property, AssetType assetType, bool nullable)
: base(assetType, property.Name, nullable, null, false)
{
_ownedType = ownedType;
_property = property;
}
private AttributeDefinition CreateAttributeDefinition(Type type, PropertyInfo property, AssetType assetType)
{
var propertyType = property.PropertyType;
string propertyDebugName = string.Format("{0} {1}.{2}", propertyType.ToShortTypeName(), type.ToShortTypeName(), property.Name);
if (propertyType == typeof(string))
{
return(new PrimitveAttributeDefinition(type, property, assetType, true));
}
if (propertyType.IsSupportedPrimitiveType())
{
return(new PrimitveAttributeDefinition(type, property, assetType, false));
}
if (propertyType.Implements(typeof(ICollection <>)))
{
var innerType = propertyType.GetGenericArguments()[0];
if (innerType.IsClass && innerType != typeof(string))
{
AssetType relatedAssetType;
if (!_assetTypes.TryGetValue(innerType.Name, out relatedAssetType))
{
throw new NotImplementedException($"Could not reslve related asset type: {propertyDebugName}");
}
return(new MultiRelationAttributeDefinition(type, property, innerType, assetType, relatedAssetType));
}
throw new NotImplementedException($"Unsupported collection type: {propertyDebugName}");
}
if (propertyType.Implements(typeof(Nullable <>)))
{
var innerType = propertyType.GetGenericArguments()[0];
if (innerType.IsSupportedPrimitiveType())
{
return(new PrimitveAttributeDefinition(type, property, assetType, true));
}
throw new NotImplementedException($"Unsupported nullable type: {propertyDebugName}");
}
if (propertyType.IsClass)
{
AssetType relatedAssetType;
if (!_assetTypes.TryGetValue(propertyType.Name, out relatedAssetType))
{
throw new NotImplementedException($"Could not resolve related asset type: {propertyDebugName}");
}
return(new SingleRelationAttributeDefinition(type, property, assetType, true, relatedAssetType));
}
throw new NotImplementedException($"Unsupported property type: {propertyDebugName}");
}
internal bool TryGetAttributeDefinition(AssetType assetType, string attributeNameToken, out AttributeDefinition attributeDefinition)
{
string key = $"{assetType.Token}.{attributeNameToken}";
return(TryGetAttributeDefinition(key, out attributeDefinition));
}
internal bool TryGetAssetType(string assetTypeToken, out AssetType assetType)
{
return(_assetTypes.TryGetValue(assetTypeToken, out assetType));
}
public SingleRelationAttributeDefinition(Type ownedType, PropertyInfo property, AssetType assetType, bool nullable, AssetType relatedAssetType)
: base(assetType, property.Name, nullable, relatedAssetType, false)
{
_ownedType = ownedType;
_property = property;
}