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Make...Template

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Esiur Project
2022-08-17 22:49:21 +03:00
parent 2f379732ae
commit ebcf8525fa
8 changed files with 353 additions and 268 deletions
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32
Esiur/Resource/Template/ConstantTemplate.cs
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@ -1,5 +1,7 @@
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Text;
using Esiur.Data;
@ -12,7 +14,9 @@ public class ConstantTemplate : MemberTemplate
public readonly string Annotation;
public readonly RepresentationType ValueType;
public ConstantTemplate(TypeTemplate template, byte index, string name, bool inherited, RepresentationType valueType, object value, string annotation)
public FieldInfo FieldInfo { get; set; }
public ConstantTemplate(TypeTemplate template, byte index, string name, bool inherited, RepresentationType valueType, object value, string annotation)
: base(template, index, name, inherited)
{
Annotation = annotation;
@ -29,7 +33,7 @@ public class ConstantTemplate : MemberTemplate
//}
}
public override byte[] Compose()
public override byte[] Compose()
{
var name = base.Compose();
@ -63,5 +67,29 @@ public class ConstantTemplate : MemberTemplate
.ToArray();
}
}
public static ConstantTemplate MakeConstantTemplate(Type type, FieldInfo ci, PublicAttribute publicAttr, byte index = 0, TypeTemplate typeTemplate = null)
{
var annotationAttr = ci.GetCustomAttribute<AnnotationAttribute>(true);
var nullableAttr = ci.GetCustomAttribute<NullableAttribute>(true);
var valueType = RepresentationType.FromType(ci.FieldType);
if (valueType == null)
throw new Exception($"Unsupported type `{ci.FieldType}` in constant `{type.Name}.{ci.Name}`");
var value = ci.GetValue(null);
if (typeTemplate?.Type == TemplateType.Enum)
value = Convert.ChangeType(value, ci.FieldType.GetEnumUnderlyingType());
var ct = new ConstantTemplate(typeTemplate, index, publicAttr?.Name ?? ci.Name, ci.DeclaringType != type, valueType, value, annotationAttr?.Annotation);
ct.FieldInfo = ci;
return ct;
}
}