public MetadataPropertyType ToProperty(PropertyInfo pi, object instance = null)
{
var property = new MetadataPropertyType
{
Name = pi.Name,
Attributes = ToAttributes(pi.GetCustomAttributes(false)),
Type = pi.PropertyType.GetMetadataPropertyType(),
IsValueType = pi.PropertyType.IsValueType() ? true : (bool?)null,
IsSystemType = pi.PropertyType.IsSystemType() ? true : (bool?)null,
IsEnum = pi.PropertyType.IsEnum() ? true : (bool?)null,
TypeNamespace = pi.PropertyType.Namespace,
DataMember = ToDataMember(pi.GetDataMember()),
GenericArgs = pi.PropertyType.IsGenericType()
? pi.PropertyType.GetGenericArguments().Select(x => x.ExpandTypeName()).ToArray()
: null,
Description = pi.GetDescription(),
};
var apiMember = pi.FirstAttribute<ApiMemberAttribute>();
if (apiMember != null)
{
if (apiMember.IsRequired)
property.IsRequired = true;
property.ParamType = apiMember.ParameterType;
property.DisplayType = apiMember.DataType;
}
var apiAllowableValues = pi.FirstAttribute<ApiAllowableValuesAttribute>();
if (apiAllowableValues != null)
{
property.AllowableValues = apiAllowableValues.Values;
property.AllowableMin = apiAllowableValues.Min;
property.AllowableMax = apiAllowableValues.Max;
}
if (instance != null)
{
var value = pi.GetValue(instance, null);
if (value != null
&& !value.Equals(pi.PropertyType.GetDefaultValue()))
{
if (pi.PropertyType.IsEnum())
{
property.Value = "{0}.{1}".Fmt(pi.PropertyType.Name, value);
}
else if (pi.PropertyType == typeof(Type))
{
var type = (Type)value;
property.Value = $"typeof({type.FullName})";
}
else
{
var strValue = value as string;
property.Value = strValue ?? value.ToJson();
}
}
if (pi.GetSetMethod() == null) //ReadOnly is bool? to minimize serialization
property.ReadOnly = true;
}
return property;
}
public string GetDescription(PropertyInfo propertyInfo)
{
return propertyInfo.GetDescription();
}