public FlagSetInputEvaluator(InputValueDef inputDef, TypeRef resultTypeRef, RequestObjectBase anchor,
InputValueEvaluator[] valueEvals)
: base(inputDef, resultTypeRef, anchor)
{
ElemEvaluators = valueEvals;
EnumTypeDef = (EnumTypeDef)ResultTypeRef.TypeDef;
}
private void BuildEnumValues(EnumTypeDef enumTypeDef)
{
// enum values are static public fields of enum type
var fields = enumTypeDef.ClrType.GetFields(BindingFlags.Public | BindingFlags.Static);
foreach (var fld in fields)
{
var attrs = GetAllAttributes(fld);
var ignoreAttr = attrs.Find <IgnoreAttribute>();
if (ignoreAttr != null)
{
continue;
}
var fldValue = fld.GetValue(null);
var longValue = Convert.ToInt64(fldValue);
if (longValue == 0 && enumTypeDef.IsFlagSet)
{
continue; // ignore 'None=0' member in Flags enum
}
var enumV = new EnumValue()
{
Name = GetEnumFieldGraphQLName(fld), ClrValue = fldValue, ClrName = fldValue.ToString(), LongValue = longValue,
Attributes = attrs,
Description = _docLoader.GetDocString(fld, enumTypeDef.ClrType)
};
enumV.Directives = BuildDirectivesFromAttributes(fld, DirectiveLocation.EnumValue, enumV);
enumTypeDef.EnumValues.Add(enumV);
}
}
private void BuildEnumType(EnumTypeDef enumTypeDef)
{
var type_ = enumTypeDef.Type_;
foreach (var enumV in enumTypeDef.EnumValues)
{
var enumV_ = new __EnumValue()
{
Name = enumV.Name, Description = enumV.Description,
};
enumV.Intro_ = enumV_;
type_.EnumValues.Add(enumV_);
}
}
private void BuildEnumType(EnumTypeDef enumTypeDef)
{
var type_ = enumTypeDef.Type_;
foreach (var fld in enumTypeDef.Fields)
{
var enumV_ = new __EnumValue()
{
Name = fld.Name, Description = fld.Description,
};
fld.Intro_ = enumV_;
type_.EnumValues.Add(enumV_);
}
}
private void BuildEnumTypeFields(EnumTypeDef enumTypeDef)
{
enumTypeDef.Handler = new EnumHandler(enumTypeDef.ClrType, enumTypeDef.Module.Adjustments);
enumTypeDef.Name = enumTypeDef.Handler.EnumName;
// Build fieldDefs from EnumInfo.Values
foreach (var vi in enumTypeDef.Handler.Values)
{
var enumFld = new EnumFieldDef()
{
Name = vi.Name, ValueInfo = vi
};
enumFld.Description = _docLoader.GetDocString(enumFld.ValueInfo.Field, enumTypeDef.ClrType);
enumFld.Directives = this.BuildDirectivesFromAttributes(enumFld.ValueInfo.Field, DirectiveLocation.EnumValue);
enumTypeDef.Fields.Add(enumFld);
}
}
private object ReadEnum(RequestContext context, EnumTypeDef enumTypeDef, object jsonValue, IList <object> path)
{
var handler = enumTypeDef.Handler;
var src = path.FirstOrDefault()?.ToString();
switch (jsonValue)
{
case JArray jArr:
if (handler.IsFlagSet)
{
var strArr = jArr.Select(v => v.ToString()).ToArray();
var enumV = handler.ConvertStringListToFlagsEnumValue(strArr);
return(enumV);
}
else
{
AddError(context, $"Enum {handler.EnumName} is not flag set, array input is invalid; around '{src}'.", path);
return(handler.NoneValue);
}
case JValue jv:
if (jv.Value == null)
{
return(null);
}
var enumVs = handler.ConvertStringToEnumValue(jv.Value.ToString());
return(enumVs);
case string sV:
var enumV1 = handler.ConvertStringToEnumValue(sV);
return(enumV1);
default:
AddError(context, $"Invalid value for enum {handler.EnumName}, around {src}.", path);
return(handler.NoneValue);
} //switch
}
