protected override IInteraction Apply(HengeInteraction interaction)
{
if (!interaction.Finished && this.Validate(interaction))
{
Item food = interaction.Antagonist as Item;
Actor actor = interaction.Protagonist as Actor;
double nutrition = food.Traits["Nutrition"].Value;
if (nutrition > 0)
{
interaction.Success(string.Format("You eat the {0} with relish", food.Inspect(actor)));
}
else
{
if (nutrition == 0) interaction.Success(string.Format("You eat the {0}", food.Inspect(actor)));
else interaction.Success(string.Format("You eat the {0}. You feel queasy.", food.Inspect(actor)));
}
if (food.Owner == actor)
{
Trait weight = actor.Traits["Weight"];
Trait constitution = actor.Traits["Constitution"];
using (interaction.Lock(actor.Inventory, weight, constitution))
{
weight.SetValue(weight.Value - food.Traits["Weight"].Value);
constitution.SetValue(constitution.Value + nutrition);
actor.Inventory.Remove(food);
}
interaction.Delete(food);
}
else interaction.Failure("You no longer have that", true);
}
return interaction;
}
private void AddTracks(Location location, Actor actor, bool inbound, string flavour, double strength, HengeInteraction interaction)
{
IList<Trait> list = inbound? location.TracesIn : location.TracesOut;
foreach(Trait track in list)
{
if ((DateTime)(track.Expiry) >= DateTime.Now)
{
list.Remove(track);
interaction.Delete(track);
}
}
if (strength > 0)
{
if (list.Count >= Constants.MaximumTracks)
{
Constants.Randomise(list);
Trait overwritten = list[0];
list.RemoveAt(0);
interaction.Delete(overwritten);
}
list.Add(new Trait(Constants.MaximumTrackValue, 0, strength){ Subject=actor, Flavour = flavour, Expiry = DateTime.Now + Constants.TraceLife });
}
}