/// <summary>
/// Initializes a new <see cref="StringEnumConverter{TEnum}"/>
/// </summary>
/// <param name="underlyingType">The underlying <see cref="Enum"/>'s type</param>
/// <param name="jsonSerializerOptions">The current <see cref="Json.JsonSerializerOptions"/></param>
public StringEnumConverter(Type underlyingType, JsonSerializerOptions jsonSerializerOptions)
{
this.UnderlyingType = underlyingType;
this.JsonSerializerOptions = jsonSerializerOptions;
Array values = this.UnderlyingType.GetEnumValues();
string[] names = this.UnderlyingType.GetEnumNames();
this.TypeCode = Type.GetTypeCode(this.UnderlyingType);
this.IsFlags = this.UnderlyingType.IsDefined(typeof(FlagsAttribute), true);
this.ValueMappings = new Dictionary <ulong, EnumFieldMetadata>();
this.NameMappings = new Dictionary <string, EnumFieldMetadata>();
for (int index = 0; index < values.Length; index++)
{
Enum value = (Enum)values.GetValue(index);
ulong rawValue = this.GetRawValue(value);
string name = names[index];
FieldInfo field = this.UnderlyingType.GetField(name, BindingFlags.Default | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static);
EnumMemberAttribute enumMemberAttribute = field.GetCustomAttribute <EnumMemberAttribute>(true);
string transformedName = enumMemberAttribute?.Value ?? this.JsonSerializerOptions?.PropertyNamingPolicy.ConvertName(name) ?? name;
EnumFieldMetadata fieldMetadata = new EnumFieldMetadata(name, transformedName, value, rawValue);
if (!this.ValueMappings.ContainsKey(rawValue))
{
this.ValueMappings.Add(rawValue, fieldMetadata);
}
this.NameMappings.Add(transformedName, fieldMetadata);
}
}
public FieldNodeViewModel(EnumFieldMetadata metadata)
{
Name = $"{metadata.Name} Value: {metadata.Value}";
Kind = TypeKind.EnumField;
}
