Currency RoutineAllocator::allocate(DateRange const& period, Currency available)
{
DateRange range;
if (m_history.isEmpty())
{
range = DateRange();
}
else
{
Q_ASSERT(m_history.lastKey() < period.startDate());
range = DateRange(m_history.firstKey(), period.startDate().addDays(-1));
}
DateRange firstDay(range.startDate(), range.startDate());
foreach (Currency const& total, m_historyTotals)
{
Currency amount = total.amortize(range, firstDay) * period.days();
m_allocation -= amount;
available += amount;
}
DateRange DateRange::intersect(DateRange const& other) const
{
if (isNull() || other.isNull())
{
return DateRange();
}
QDate startDate = std::max(m_startDate, other.startDate());
QDate endDate = std::min(this->endDate(), other.endDate());
if (startDate <= endDate)
{
return DateRange(startDate, endDate);
}
else
{
return DateRange();
}
}