public static Either<string, bool> HasStateTypeOf(Type stateType, Type[] stateTypeInterfaces)
{
if (stateType == null) throw new ArgumentNullException(nameof(stateType));
var stateTypeInfo = stateType.GetTypeInfo();
var res = stateTypeInterfaces == null || stateTypeInterfaces.Length == 0
? Left<string, bool>("No public interfaces")
: Right<string, bool>(stateTypeInterfaces.Filter(notnull).Map(t => t.GetTypeInfo()).Fold(false, (value, type) =>
value
? true
: type.IsAssignableFrom(stateTypeInfo)));
if(res.IsRight && res.Lift())
{
return res;
}
else
{
return Left<string, bool>("State-type (" + stateType.FullName + ") doesn't match inbox declared interfaces: " + String.Join(", ", stateTypeInterfaces.Map(x => x.FullName)));
}
}
public static Either<string, bool> IsMessageValidForProcess(Type messageType, Type[] inboxDeclaredType)
{
if (messageType == null)
{
return Left<string, bool>("Message invalid (null)");
}
var messageTypeInfo = messageType.GetTypeInfo();
if (typeof(TerminatedMessage).GetTypeInfo().IsAssignableFrom(messageTypeInfo) ||
typeof(UserControlMessage).GetTypeInfo().IsAssignableFrom(messageTypeInfo) ||
typeof(SystemMessage).GetTypeInfo().IsAssignableFrom(messageTypeInfo) ||
typeof(RelayMsg).GetTypeInfo().IsAssignableFrom(messageTypeInfo))
{
return Right<string, bool>(true);
}
return inboxDeclaredType == null || inboxDeclaredType.Length == 0
? Left<string, bool>("No declared types")
: Right<string, bool>(inboxDeclaredType.Filter(notnull).Map(t => t.GetTypeInfo()).Fold(false, (value, type) =>
value
? true
: type.IsAssignableFrom(messageTypeInfo)));
}
