public static SchemaType.Context Generate(NJsonSchema.CodeGeneration.CSharp.CSharpTypeResolver types)
{
var context = new SchemaType.Context();
foreach (var t in types.Types.Keys)
{
context.UseType(t);
}
return(context);
}
public void DeclareContext(SchemaType.Context context)
{
foreach (var ctype in context.Classes)
{
DeclareClass(ctype);
}
foreach (var etype in context.Enumerations)
{
DeclareEnum(etype);
}
}
public string EmitContext(SchemaType.Context context)
{
var sb = new StringBuilder();
sb.AppendLine("//------------------------------------------------------------------------------------------------");
sb.AppendLine("// This file has been programatically generated; DON´T EDIT!");
sb.AppendLine("//------------------------------------------------------------------------------------------------");
sb.AppendLine();
sb.AppendLine();
sb.AppendLine("using System;");
sb.AppendLine("using System.Collections.Generic;");
sb.AppendLine("using System.Linq;");
sb.AppendLine("using System.Text;");
sb.AppendLine("using System.Numerics;");
sb.AppendLine("using Newtonsoft.Json;");
sb.AppendLine();
sb.AppendLine($"namespace {Constants.OutputNamespace}");
sb.AppendLine("{");
sb.AppendLine("using Collections;".Indent(1));
sb.AppendLine();
foreach (var etype in context.Enumerations)
{
var cout = EmitEnum(etype);
sb.AppendLine(cout);
sb.AppendLine();
}
foreach (var ctype in context.Classes)
{
var cout = EmitClass(ctype);
sb.AppendLine(cout);
sb.AppendLine();
}
sb.AppendLine("}");
return(sb.ToString());
}
public static SchemaType UseType(this SchemaType.Context ctx, NJsonSchema.JsonSchema4 schema, bool isRequired = true)
{
if (ctx == null)
{
throw new ArgumentNullException(nameof(ctx));
}
if (schema == null)
{
throw new ArgumentNullException(nameof(schema));
}
if (schema is NJsonSchema.JsonProperty prop)
{
// System.Diagnostics.Debug.Assert(prop.Name != "scene");
isRequired &= prop.IsRequired;
}
if (_IsStringType(schema))
{
return(ctx.UseString());
}
if (_IsBlittableType(schema))
{
bool isNullable = !isRequired;
if (schema.Type == NJsonSchema.JsonObjectType.Integer)
{
return(ctx.UseBlittable(typeof(Int32).GetTypeInfo(), isNullable));
}
if (schema.Type == NJsonSchema.JsonObjectType.Number)
{
return(ctx.UseBlittable(typeof(Double).GetTypeInfo(), isNullable));
}
if (schema.Type == NJsonSchema.JsonObjectType.Boolean)
{
return(ctx.UseBlittable(typeof(Boolean).GetTypeInfo(), isNullable));
}
throw new NotImplementedException();
}
if (schema.HasReference)
{
return(ctx.UseType(schema.ActualTypeSchema, isRequired)); // we could have our own ref
}
if (schema.IsArray)
{
return(ctx.UseArray(ctx.UseType(schema.Item.ActualSchema)));
}
if (_IsEnumeration(schema))
{
if (schema is NJsonSchema.JsonProperty property)
{
bool isNullable = !isRequired;
var dict = new Dictionary <string, Int64>();
foreach (var v in property.AnyOf)
{
var val = v.Enumeration.FirstOrDefault();
var key = v.Description;
if (val is String)
{
key = (string)val; val = (Int64)0;
}
if (string.IsNullOrWhiteSpace(key))
{
continue;
}
dict[key] = (Int64)val;
}
// JSon Schema AnyOf enumerations are basically anonymous, so we create
// a "shared name" with a concatenation of all the values:
var name = string.Join("-", dict.Keys.OrderBy(item => item));
var etype = ctx.UseEnum(name, isNullable);
foreach (var kvp in dict)
{
etype.SetValue(kvp.Key, (int)kvp.Value);
}
if (dict.Values.Distinct().Count() > 1)
{
etype.UseIntegers = true;
}
return(etype);
}
throw new NotImplementedException();
}
if (_IsDictionary(schema))
{
var key = ctx.UseString();
var val = ctx.UseType(_GetDictionaryValue(schema));
return(ctx.UseDictionary(key, val));
}
if (_IsClass(schema))
{
var classDecl = ctx.UseClass(schema.Title);
// process base class
if (schema.InheritedSchema != null)
{
classDecl.BaseClass = ctx.UseType(schema.InheritedSchema) as ClassType;
}
// filter declared properties
var keys = _GetProperyNames(schema);
if (schema.InheritedSchema != null) // filter our parent properties
{
var baseKeys = _GetInheritedPropertyNames(schema).ToArray();
keys = keys.Except(baseKeys).ToArray();
}
// process declared properties
var props = keys.Select(key => schema.Properties.Values.FirstOrDefault(item => item.Name == key));
var required = schema.RequiredProperties;
// System.Diagnostics.Debug.Assert(schema.Title != "Buffer View");
foreach (var p in props)
{
var field = classDecl.UseField(p.Name);
field.FieldType = ctx.UseType(p, required.Contains(p.Name));
field.MinimumValue = p.Minimum;
field.MaximumValue = p.Maximum;
field.DefaultValue = p.Default;
field.MinItems = p.MinItems;
field.MaxItems = p.MaxItems;
}
return(classDecl);
}
if (schema.Type == NJsonSchema.JsonObjectType.Object)
{
return(ctx.UseAnyType());
}
if (schema.Type == NJsonSchema.JsonObjectType.None)
{
return(ctx.UseAnyType());
}
throw new NotImplementedException();
}
private static void ProcessSchema(string dstFile, SchemaType.Context ctx)
{
var newEmitter = new CSharpEmitter();
newEmitter.DeclareContext(ctx);
newEmitter.SetCollectionContainer("List<TItem>");
const string rootName = "ModelRoot";
newEmitter.SetRuntimeName("glTF", rootName);
newEmitter.SetRuntimeName("glTF Property", "ExtensionsProperty");
newEmitter.SetRuntimeName("glTF Child of Root Property", "LogicalChildOfRoot");
// newEmitter.SetRuntimeName("Sampler", "TextureSampler");
newEmitter.SetRuntimeName("UNSIGNED_BYTE-UNSIGNED_INT-UNSIGNED_SHORT", "IndexType");
newEmitter.SetRuntimeName("BYTE-FLOAT-SHORT-UNSIGNED_BYTE-UNSIGNED_INT-UNSIGNED_SHORT", "ComponentType");
newEmitter.SetRuntimeName("MAT2-MAT3-MAT4-SCALAR-VEC2-VEC3-VEC4", "ElementType");
newEmitter.SetRuntimeName("rotation-scale-translation-weights", "PathType");
newEmitter.SetRuntimeName("ARRAY_BUFFER-ELEMENT_ARRAY_BUFFER", "BufferMode");
newEmitter.SetRuntimeName("orthographic-perspective", "CameraType");
newEmitter.SetRuntimeName("BLEND-MASK-OPAQUE", "AlphaMode");
newEmitter.SetRuntimeName("LINE_LOOP-LINE_STRIP-LINES-POINTS-TRIANGLE_FAN-TRIANGLE_STRIP-TRIANGLES", "PrimitiveType");
newEmitter.SetRuntimeName("CUBICSPLINE-LINEAR-STEP", "AnimationInterpolationMode");
newEmitter.SetRuntimeName("LINEAR-NEAREST", "TextureInterpolationMode");
newEmitter.SetRuntimeName("CLAMP_TO_EDGE-MIRRORED_REPEAT-REPEAT", "TextureWrapMode");
newEmitter.SetRuntimeName("LINEAR-LINEAR_MIPMAP_LINEAR-LINEAR_MIPMAP_NEAREST-NEAREST-NEAREST_MIPMAP_LINEAR-NEAREST_MIPMAP_NEAREST", "TextureMipMapMode");
newEmitter.SetRuntimeName("KHR_materials_pbrSpecularGlossiness glTF extension", "MaterialPBRSpecularGlossiness_KHR");
newEmitter.SetRuntimeName("KHR_materials_unlit glTF extension", "MaterialUnlit_KHR");
var classes = ctx.Classes.ToArray();
var fields = classes.SelectMany(item => item.Fields).ToArray();
var meshClass = classes.FirstOrDefault(c => c.PersistentName == "Mesh");
if (meshClass != null)
{
newEmitter.SetCollectionContainer(meshClass.UseField("primitives"), "ChildrenCollection<TItem,Mesh>");
}
var animationClass = classes.FirstOrDefault(c => c.PersistentName == "Animation");
if (animationClass != null)
{
newEmitter.SetCollectionContainer(animationClass.UseField("channels"), "ChildrenCollection<TItem,Animation>");
newEmitter.SetCollectionContainer(animationClass.UseField("samplers"), "ChildrenCollection<TItem,Animation>");
}
foreach (var f in fields)
{
if (f.FieldType is ArrayType atype)
{
if (atype.ItemType is ClassType ctype)
{
if (ctype.BaseClass != null && ctype.BaseClass.PersistentName == "glTF Child of Root Property")
{
newEmitter.SetCollectionContainer(f, $"ChildrenCollection<TItem,{rootName}>");
}
}
}
}
var textOut = newEmitter.EmitContext(ctx);
var dstDir = _FindTargetDirectory(Constants.TargetProjectDirectory);
var dstPath = System.IO.Path.Combine(dstDir, $"{dstFile}.cs");
System.IO.File.WriteAllText(dstPath, textOut);
}