private void AssertExpression(OnCondition condition, string expectedExpression)
{
var exp = condition.GetExpression();
dbg.Trace.TraceInformation(exp.ToString());
Assert.Equal(expectedExpression, exp.ToString());
}
public void AssertExpression(OnCondition condition, string expectedExpression)
{
var exp = condition.GetExpression(new ExpressionEngine());
dbg.Trace.TraceInformation(exp.ToString());
Assert.AreEqual(expectedExpression, exp.ToString());
}
private static OnCondition AddActions(OnCondition trigger)
{
trigger.Actions = new List <Dialog>()
{
new SendActivity(trigger.GetType().Name)
};
return(trigger);
}
public IEnumerator Wait(OnCondition checkCondition)
{
if (checkCondition == null)
{
yield break;
}
while (!checkCondition())
{
yield return(null);
}
}
/// <summary>
/// Selects the best rule to execute.
/// </summary>
/// <param name="context">The <see cref="DialogContext"/> for the current turn of conversation.</param>
/// <param name="cancellationToken">Optional, <see cref="CancellationToken"/> of the task.</param>
/// <returns>Best rule in original list to execute or -1 if none.</returns>
public override Task <IReadOnlyList <OnCondition> > SelectAsync(ActionContext context, CancellationToken cancellationToken)
{
OnCondition selection = null;
var lowestPriority = int.MaxValue;
if (_evaluate)
{
for (var i = 0; i < _conditionals.Count; i++)
{
var conditional = _conditionals[i];
var expression = conditional.GetExpression();
var(value, error) = expression.TryEvaluate(context.State);
var eval = error == null && (bool)value;
if (eval == true)
{
var priority = conditional.CurrentPriority(context);
if (priority >= 0 && priority < lowestPriority)
{
selection = conditional;
lowestPriority = priority;
}
}
}
}
else
{
foreach (var conditional in _conditionals)
{
var priority = conditional.CurrentPriority(context);
if (priority >= 0 && priority < lowestPriority)
{
selection = conditional;
lowestPriority = priority;
}
}
}
var result = new List <OnCondition>();
if (selection != null)
{
result.Add(selection);
}
return(Task.FromResult((IReadOnlyList <OnCondition>)result));
}
public OnCondition TestCondition(OnCondition conditional)
{
conditional.Condition = $"turn.activity.text == '{conditional.GetType().Name}'";
conditional.Actions.Add(new SendActivity(conditional.GetType().Name));
return(conditional);
}
IEnumerator ToState(OnCondition state, float time)
{
yield return(new WaitForSeconds(time));
fsm.Feed(state);
}
