public static PlannerResult PlanNext(
ReviewValues.Values value,
DateTimeOffset valueDate,
DateTimeOffset?previousDate)
{
double passedDays = 0;
if (previousDate != null)
{
passedDays = Math.Truncate(valueDate.Subtract(previousDate.Value).TotalDays);
}
if (!CheckPassedDaysLimits(passedDays))
{
throw new ArgumentException();
}
int nextDays = CalculateNextDays(value, (int)passedDays);
DateTimeOffset nextDate = valueDate.AddDays(nextDays);
PlannerResult plannerResult = new PlannerResult(
nextDate,
nextDays,
(int)passedDays);
return(plannerResult);
}
private static int CalculateNextDays(
ReviewValues.Values value,
int passedDays)
{
if (value == ReviewValues.Values.VALUE_0)
{
return(0);
}
ReviewValues.ReviewValue reviewValue = ReviewValues.GetReviewValueFromValue(value);
double daysNext = Math.Floor(passedDays * reviewValue.DaysMultiplier + reviewValue.DaysBase);
return((int)Math.Round(daysNext, MidpointRounding.AwayFromZero));
}
