/// <summary>
/// Returns the description of the provided actor method.
/// </summary>
/// <param name="method">
/// The actor method.
/// </param>
/// <returns>
/// The description of the provided actor method.
/// </returns>
private static ActorMethodDescription GetMethodDescription(MethodInfo method)
{
var methodParameters = method.GetParameters().ToList();
string returnTypeName;
if (method.ReturnType == typeof(Task))
{
returnTypeName = string.Empty;
}
else if (method.ReturnType.IsGenericType && method.ReturnType.GetGenericTypeDefinition() == typeof(Task <>))
{
returnTypeName = GetDisplayTypeName(method.ReturnType.GenericTypeArguments[0]);
}
else
{
returnTypeName = GetDisplayTypeName(method.ReturnType);
}
return(new ActorMethodDescription
{
ReturnType = returnTypeName,
Name = GetEventName(method),
Args = new List <ActorMethodArgumentDescription>(methodParameters.Select(GetParameterDescription)),
MethodInfo = method,
Visible = ProxyGenerationUtility.IsVisible(method.DeclaringType, method)
});
}
/// <summary>
/// Returns the description of the provided actor type.
/// </summary>
/// <param name="type">
/// The actor type.
/// </param>
/// <returns>
/// The description of the provided actor type.
/// </returns>
private static ActorDescription GetActorDescription(Type type)
{
var actorAttr = type.GetCustomAttribute <ActorAttribute>() ?? new ActorAttribute(type);
var result = new ActorDescription
{
Kind = actorAttr.Kind,
IsSingleton = actorAttr.IsSingleton,
Methods = new Dictionary <string, ActorMethodDescription>(),
Type = type
};
// Get all server-visible methods from the type.
var methods = type.GetInterfaces().SelectMany(iface => iface.GetMethods()).Concat(type.GetMethods());
foreach (var method in methods)
{
var methodDescription = GetMethodDescription(method);
var ev = method.GetCustomAttribute <EventAttribute>();
var name = ev != null ? ev.Type : ProxyGenerationUtility.ToCanonicalName(method.Name);
result.Methods[name] = methodDescription;
}
return(result);
}
/// <summary>
/// Returns the description of the provided parameter.
/// </summary>
/// <param name="parameter">
/// The parameter.
/// </param>
/// <returns>
/// The description of the provided parameter.
/// </returns>
private static ActorMethodArgumentDescription GetParameterDescription(ParameterInfo parameter)
{
return(new ActorMethodArgumentDescription
{
Name = ProxyGenerationUtility.ToCanonicalName(parameter.Name),
Type = GetDisplayTypeName(parameter.ParameterType)
});
}
/// <summary>
/// Returns a string representing the provided <paramref name="type"/>, suitable for display.
/// </summary>
/// <param name="type">
/// The type.
/// </param>
/// <returns>
/// A string representing the provided <paramref name="type"/>, suitable for display.
/// </returns>
private static string GetDisplayTypeName(Type type)
{
string name;
if (type.IsGenericType)
{
var typeName = type.Name.Substring(0, type.Name.IndexOf('`'));
name = string.Format("{0}<{1}>", typeName, string.Join(", ", type.GenericTypeArguments.Select(GetDisplayTypeName)));
}
else
{
name = type.Name;
}
return(ProxyGenerationUtility.ToCanonicalName(name));
}
/// <summary>
/// Returns the event name for the provided <paramref name="method"/>.
/// </summary>
/// <param name="method">
/// The method.
/// </param>
/// <returns>
/// The event name for the provided <paramref name="method"/>.
/// </returns>
private static string GetEventName(MemberInfo method)
{
var ev = method.GetCustomAttribute <EventAttribute>();
return(ev != null ? ev.Type : ProxyGenerationUtility.ToCanonicalName(method.Name));
}
