public static GetActorInterfaceTagName ( |
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type | ||
return | string |
private void GeneratePayloadCode( Type type, CodeWriter.CodeWriter w, List <Tuple <MethodInfo, Tuple <string, string> > > method2PayloadTypeNames) { var tagName = Utility.GetActorInterfaceTagName(type); w._($"[PayloadTable(typeof({type.GetSymbolDisplay(typeless: true)}), PayloadTableKind.Request)]"); using (w.B($"public static class {Utility.GetPayloadTableClassName(type)}{type.GetGenericParameters()}{type.GetGenericConstraintClause()}")) { // generate GetPayloadTypes method using (w.B("public static Type[,] GetPayloadTypes()")) { using (w.i("return new Type[,] {", "};")) { foreach (var m in method2PayloadTypeNames) { var genericParameters = m.Item1.GetGenericParameters(typeless: true); var payloadTypes = m.Item2; var returnType = payloadTypes.Item2 != "" ? $"typeof({payloadTypes.Item2}{genericParameters})" : "null"; w._($"{{ typeof({payloadTypes.Item1}{genericParameters}), {returnType} }},"); } } } // generate payload classes for all methods foreach (var m in method2PayloadTypeNames) { var method = m.Item1; var payloadTypes = m.Item2; var returnType = method.ReturnType.GenericTypeArguments.FirstOrDefault(); var observerParameters = method.GetParameters() .Select(p => Tuple.Create(p, Utility.GetReachableMemebers(p.ParameterType, Utility.IsObserverInterface).ToArray())) .Where(i => i.Item2.Length > 0) .ToArray(); // Invoke payload if (Options.UseProtobuf) { w._("[ProtoContract, TypeAlias]"); } var tagOverridable = tagName != null ? ", IPayloadTagOverridable" : ""; var observerUpdatable = observerParameters.Any() ? ", IPayloadObserverUpdatable" : ""; using (w.B($"public class {payloadTypes.Item1}{method.GetGenericParameters()}", $": IInterfacedPayload, IAsyncInvokable{tagOverridable}{observerUpdatable}{method.GetGenericConstraintClause()}")) { // Parameters var parameters = method.GetParameters(); for (var i = 0; i < parameters.Length; i++) { var parameter = parameters[i]; var attr = ""; var defaultValueExpression = ""; if (Options.UseProtobuf) { var defaultValueAttr = parameter.HasNonTrivialDefaultValue() ? $", DefaultValue({parameter.DefaultValue.GetValueLiteral()})" : ""; attr = $"[ProtoMember({i + 1}){defaultValueAttr}] "; if (parameter.HasNonTrivialDefaultValue()) { defaultValueExpression = " = " + parameter.DefaultValue.GetValueLiteral(); } } var typeName = parameter.ParameterType.GetSymbolDisplay(true); w._($"{attr}public {typeName} {parameter.Name}{defaultValueExpression};"); } if (parameters.Any()) { w._(); } // GetInterfaceType using (w.B($"public Type GetInterfaceType()")) { w._($"return typeof({type.GetSymbolDisplay()});"); } // InvokeAsync if (Options.UseSlimClient) { using (w.B("public Task<IValueGetable> InvokeAsync(object __target)")) { w._("return null;"); } } else { using (w.B("public async Task<IValueGetable> InvokeAsync(object __target)")) { var parameterNames = string.Join(", ", method.GetParameters().Select(p => p.Name)); if (returnType != null) { w._($"var __v = await (({type.GetSymbolDisplay()})__target).{method.Name}{method.GetGenericParameters()}({parameterNames});", $"return (IValueGetable)(new {payloadTypes.Item2}{method.GetGenericParameters()} {{ v = __v }});"); } else { w._($"await (({type.GetSymbolDisplay()})__target).{method.Name}{method.GetGenericParameters()}({parameterNames});", $"return null;"); } } } // IPayloadTagOverridable.SetTag if (tagName != null) { using (w.B($"void IPayloadTagOverridable.SetTag(object value)")) { var tagParameter = parameters.FirstOrDefault(pi => pi.Name == tagName); if (tagParameter != null) { var typeName = tagParameter.ParameterType.GetSymbolDisplay(true); w._($"{tagName} = ({typeName})value;"); } } } // IPayloadObserverUpdatable.Update if (observerParameters.Any()) { using (w.B("void IPayloadObserverUpdatable.Update(Action<IInterfacedObserver> updater)")) { foreach (var p in observerParameters) { using (w.b($"if ({p.Item1.Name} != null)")) { foreach (var o in p.Item2) { if (o == "") { w._($"updater({p.Item1.Name});"); } else { w._($"if ({p.Item1.Name}.{o} != null) updater({p.Item1.Name}.{o});"); } } } } } } } // Return payload if (returnType != null) { var actorRefs = Utility.GetReachableMemebers(returnType, Utility.IsActorInterface).ToArray(); if (Options.UseProtobuf) { w._("[ProtoContract, TypeAlias]"); } var actorRefUpdatable = actorRefs.Any() ? ", IPayloadActorRefUpdatable" : ""; using (w.B($"public class {payloadTypes.Item2}{method.GetGenericParameters()}", $": IInterfacedPayload, IValueGetable{actorRefUpdatable}{method.GetGenericConstraintClause()}")) { var attr = (Options.UseProtobuf) ? "[ProtoMember(1)] " : ""; w._($"{attr}public {returnType.GetSymbolDisplay(true)} v;"); w._(); // GetInterfaceType using (w.B("public Type GetInterfaceType()")) { w._($"return typeof({type.GetSymbolDisplay()});"); } // IValueGetable.Value using (w.B("public object Value")) { w._($"get {{ return v; }}"); } // IPayloadActorRefUpdatable.Update if (actorRefs.Any()) { using (w.B("void IPayloadActorRefUpdatable.Update(Action<object> updater)")) { using (w.b($"if (v != null)")) { foreach (var r in actorRefs) { if (r == "") { w._($"updater(v); "); } else { w._($"if (v.{r} != null) updater(v.{r});"); } } } } } } } } } }