private void AddEvilHourModifiers(IList <IDropTableModificatorScheme> totalModifierList)
{
const float PRE_DAY_COUNT = 5.0f;
const float POST_DAY_COUNT = 2.0f;
var currentDate = _userTimeProvider.GetCurrentTime();
// Основано на хелловине
var evilHour = new DateTime(currentDate.Year, 11, 2);
var evilHourStart = evilHour.AddDays(-PRE_DAY_COUNT);
var evilHourEnd = evilHour.AddDays(POST_DAY_COUNT);
if (evilHourStart <= currentDate && currentDate <= evilHourEnd)
{
IDropTableModificatorScheme mod;
if (currentDate <= evilHour)
{
// Канун злого часа
mod = CreateEvilHourModifier(evilHour, PRE_DAY_COUNT, currentDate);
}
else
{
// Хвост события
mod = CreateEvilHourModifier(currentDate, POST_DAY_COUNT, evilHourEnd);
}
totalModifierList.Add(mod);
}
}
public bool RollEventIsRaised()
{
// The day of national unity.
var targetData = new DateTime(DateTime.Now.Year, 11, 4);
var max = _userTimeProvider.GetCurrentTime();
var min = targetData;
if (min > max)
{
var temp = min;
min = max;
max = temp;
}
var dateDistance = (max - min).TotalDays;
const double EVENT_BONUS_DURATION = 10d;
const double EVENT_BONUS_MAX_PROBABILITY = 10;
const double EVENT_BONUS_MIN_PROBABILITY = 50;
const double EVENT_BONUS_PROBABILITY_DIFF = EVENT_BONUS_MIN_PROBABILITY - EVENT_BONUS_MAX_PROBABILITY;
var dateDistanceNormalized = Math.Min(dateDistance, EVENT_BONUS_DURATION);
var eventRaiseRollValue = EVENT_BONUS_MAX_PROBABILITY +
((EVENT_BONUS_PROBABILITY_DIFF * dateDistanceNormalized) / EVENT_BONUS_DURATION);
return(_dice.Roll(100) > eventRaiseRollValue);
}