/// <summary> Validate Owned Animal state, whenever the animal is requested via the API validate the Animal doesn't need degradation on it's stats </summary>
/// <returns> bool value representing whether it successfully validated and or degraded the <seealso cref="AnimalOwnership"> object </returns>
private bool ValidateAndDegradeAnimal(AnimalOwnership ownedAnimal)
{
//New Animals with a default timestamp which is less than this year could be generated via auto creation, so set their update time to now.
if (ownedAnimal.LastUpdated.Year < YEAR_OF_PRODUCTION)
{
//Animal is freshly made, set the last updated time to now and continue
return(UpdateAnimal(ownedAnimal));
}
//Calculate the degradation multipler
int degradationMultiplier = (int)Math.Floor((DateTime.Now - ownedAnimal.LastUpdated).TotalMilliseconds / DEGRADING_TIMEFRAME_IN_MILLISECONDS);
//Min the degradation multiplier against a defined max value
degradationMultiplier = Math.Min(MAX_DEGRADATION, degradationMultiplier);
//Check if we need to apply stat degradation
if (degradationMultiplier > 0)
{
//Degrade the animals stats providing the multiplier (time degradation times).
ownedAnimal.DegradeStats(degradationMultiplier);
//Return updated animal
return(UpdateAnimal(ownedAnimal));
}
//Validation complete without any modifications to Animal status
return(true);
}
private void TestStatDegradation(AnimalOwnership ownedAnimal, Animal animal, int multiplier)
{
int currentHappiness = ownedAnimal.Happiness;
int currentHunger = ownedAnimal.Hunger;
ownedAnimal.DegradeStats(multiplier);
Assert.Equal(currentHappiness -= (animal.HappinessDecrease * multiplier), ownedAnimal.Happiness);
Assert.Equal(currentHunger += (animal.HungerIncrease * multiplier), ownedAnimal.Hunger);
}
public void TestDegradeStatsByInappropriateValue()
{
AnimalOwnership ownedAnimal = context.AnimalOwnership.Find(ID_TO_FIND);
Animal ownedAnimalDefintion = context.Animal.Find(ownedAnimal.AnimalId);
ownedAnimal.Animal = ownedAnimalDefintion;
int multiplier = -1;
int currentHunger = ownedAnimal.Hunger;
int currentHappiness = ownedAnimal.Happiness;
ownedAnimal.DegradeStats(multiplier);
Assert.Equal(currentHunger, ownedAnimal.Hunger);
Assert.Equal(currentHappiness, ownedAnimal.Happiness);
}