public static Memorization Update(Memorization knowledgeLicense, KnowledgeQualities knowledgeQuality, double complexity)
{
if (IsOkButBeforeTime(knowledgeLicense, knowledgeQuality))
{
knowledgeQuality = KnowledgeQualities.StillRemember;
}
return(KnowledgeLicenseProviders[knowledgeQuality].Grant(knowledgeLicense, complexity));
}
/// <summary>
/// </summary>
/// <param name="currentMemorization">Complexity of the game from 0 to 1]</param>
/// <param name="complexity"></param>
/// <returns></returns>
public virtual Memorization Grant(Memorization currentMemorization, double complexity)
{
if (complexity > 1.0 || complexity < 0.0)
{
throw new ArgumentOutOfRangeException(nameof(complexity));
}
int days = Ebbinghaus(currentMemorization.Period, complexity);
currentMemorization.RepeatTime = DateTime.UtcNow.AddDays(days);
return(currentMemorization);
}
private static bool IsBefore(Memorization knowledgeLicense)
{
return(knowledgeLicense.RepeatTime > DateTime.UtcNow.AddDays(DAYS_GRANTING_TIMESPAN));
}
private static bool IsOkButBeforeTime(Memorization knowledgeLicense, KnowledgeQualities knowledgeQuality)
{
return(knowledgeQuality.Equals(KnowledgeQualities.EasyToRemember) && IsBefore(knowledgeLicense));
}