/// <summary>
/// довольно медленно
/// может _ratesAsDictionary позволит ускорить?
/// </summary>
/// <param name="frequency"></param>
/// <returns></returns>
public List <DiagramPoint> GetBalances(Every frequency)
{
var root = _db.SeekAccount("Мои");
var result = new List <DiagramPoint>();
var currentDate = new DateTime(2001, 12, 31); // считать надо всегда с самого начала, иначе остаток неправильный будет
var currentMoneyBag = new MoneyBag();
foreach (var tran in _db.TransWithTags)
{
while (currentDate < tran.Timestamp.Date)
{
if (FunctionsWithEvery.IsLastDayOf(currentDate, frequency))
{
var sum = _rateExtractor.GetUsdEquivalent(currentMoneyBag, tran.Timestamp.Date);
if (sum != 0) // если вернулся 0 - это гэпы без курсов в начале времен
{
result.Add(new DiagramPoint(currentDate, (double)sum));
}
else
{
var lastSum = result.Last().CoorYdouble;
result.Add(new DiagramPoint(currentDate, lastSum));
}
}
currentDate = currentDate.AddDays(1);
}
currentMoneyBag = currentMoneyBag + tran.MoneyBagForAccount(root);
}
result.Add(new DiagramPoint(currentDate, (double)_rateExtractor.GetUsdEquivalent(currentMoneyBag, currentDate)));
return(result);
}
private void GroupAllData(Every period)
{
var groupedData = new SortedList <DateTime, List <double> >();
var onePair = DiagramData.ElementAt(0);
for (var p = 1; p < DiagramData.Count; p++)
{
var pair = DiagramData.ElementAt(p);
if (FunctionsWithEvery.IsTheSamePeriod(onePair.Key, pair.Key, period))
{
for (var i = 0; i < onePair.Value.Count; i++)
{
onePair.Value[i] += pair.Value[i];
}
}
else
{
groupedData.Add(onePair.Key, onePair.Value);
onePair = pair;
}
}
groupedData.Add(onePair.Key, onePair.Value);
DiagramData = new SortedList <DateTime, List <double> >(groupedData);
}
