private void GenerateInitObjects(GeneratorExecutionContext context, CreateOnInitSyntaxReceiver createOnInitSyntaxReceiver)
{
//Get the CreateOnInit attribute, and make sure it exits. The only assembly that will have this is the main TC one
INamedTypeSymbol onInitAttribute = context.Compilation.GetTypeByMetadataName("Team_Capture.CreateOnInit");
if (onInitAttribute == null)
{
return;
}
//TODO: Check if class inherits from mono behaviour
INamedTypeSymbol monoBehaviourSymbol = context.Compilation.GetTypeByMetadataName("UnityEngine.MonoBehaviour");
if (monoBehaviourSymbol == null)
{
return;
}
SemanticModel model = null;
foreach (ClassDeclarationSyntax classDeclaration in createOnInitSyntaxReceiver.Classes)
{
//Get model
if (model == null || model.SyntaxTree != classDeclaration.SyntaxTree)
{
model = context.Compilation.GetSemanticModel(classDeclaration.SyntaxTree);
}
ISymbol classSymbol = ModelExtensions.GetDeclaredSymbol(model, classDeclaration);
//Make sure the class has the CreateOnInit attribute
AttributeData attributeData = classSymbol?.GetAttributes().FirstOrDefault(x =>
SymbolEqualityComparer.Default.Equals(x.AttributeClass, onInitAttribute));
if (attributeData == null)
{
continue;
}
//Check if the class is partial or not
bool isPartial = classDeclaration.Modifiers
.Any(m => m.IsKind(SyntaxKind.PartialKeyword));
if (!isPartial)
{
context.ReportDiagnostic(Diagnostic.Create(DiagnosticHelper.NotPartialDiagnostic, Location.None));
continue;
}
string visibility = classDeclaration.Modifiers.GetIfModiferIncludesPublicOrInternal();
string className = classSymbol.Name;
//TODO: We should check that the argument exists and has no arguments
//Get what method to call on init
TypedConstant callOnInitData = attributeData.GetArgument(CallOnInitArgumentName);
string callOnInit = callOnInitData.GetValueOrDefault <string>(null);
//Get the object's name
TypedConstant objectNameOverride = attributeData.GetArgument(ObjectNameOverrideName);
string objectName = objectNameOverride.GetValueOrDefault(className);
//Get what our load type is
TypedConstant loadTypeData = attributeData.GetArgument(LoadTypeName);
RuntimeInitializeLoadType loadType = loadTypeData.GetValueOrDefault(RuntimeInitializeLoadType.BeforeSceneLoad);
//Generate code
string code = Template.Parse(CodeTemplates.CreateOnInitTemplate).Render(new
{
Namespace = classSymbol.ContainingNamespace.ToString(),
Visiblity = visibility,
Classname = className,
Loadtype = loadType.ToString(),
Objectname = objectName,
Methodtocall = callOnInit == null ? string.Empty : $"{callOnInit}();"
});
context.AddSource($"{className}.gen", code);
}
}