private void GenerateProxyType(ComponentDefinition componentDefinition)
{
var proxyTypeBuilder = _moduleBuilder.DefineType(componentDefinition.Name,
TypeAttributes.Class | TypeAttributes.Public | TypeAttributes.Sealed,
componentDefinition.BaseType);
var dependenciesDictionary = GenerateDependencyFields(proxyTypeBuilder, componentDefinition.Dependencies);
foreach (var signal in componentDefinition.Signals)
{
if (signal.Connections.Count() <= 0)
{
if (signal.SignalMethod.IsAbstract)
{
throw new InvalidOperationException($"{componentDefinition.Name}.{signal.SignalMethod.Name} is mandatory. Please define a connection.");
}
}
else
{
if (signal.Connections.Count() > 1 && signal.SignalMethod.ReturnType != typeof(void))
{
throw new InvalidOperationException($"{componentDefinition.Name}.{signal.SignalMethod.Name} cannot be used with multiple connections because it expects a single return value.");
}
var signalMethodOverride = PrepareMethodOverride(proxyTypeBuilder, signal.SignalMethod);
GenerateIL(signalMethodOverride, signal, dependenciesDictionary);
proxyTypeBuilder.DefineMethodOverride(signalMethodOverride, signal.SignalMethod);
}
}
componentDefinition.ProxyType = proxyTypeBuilder.CreateTypeInfo();
}
private void GenerateProxyTypesRecursive(ComponentDefinition componentDefinition, int recursionDepth)
{
if (recursionDepth > _componentDefinitions.Count)
{
throw new ComponentDefinitionLoopException($"The recursion depth is greater than the number of components. Is there a loop in the endpoint configuration?");
}
if (componentDefinition.ProxyType != null)
{
return;
}
foreach (var dependency in componentDefinition.Dependencies)
{
var dependencyComponentDefinition = _componentDefinitions[dependency.Name];
GenerateProxyTypesRecursive(dependencyComponentDefinition, recursionDepth + 1);
dependency.ComponentDefinition = dependencyComponentDefinition;
}
GenerateProxyType(componentDefinition);
}
