private IEnumerable <Trendline> GetTrendlines(int assetId, int timeframeId, IEnumerable <TrendlineDto> dtos)
{
IEnumerable <Trendline> trendlines = dtos.Select(dto => Trendline.FromDto(dto));
IEnumerable <TrendRange> trendRanges = GetTrendRanges(assetId, timeframeId);
Dictionary <int, ExtremumGroup> extremumGroupsMap = GetExtremumGroupsMap(assetId, timeframeId);
Dictionary <int, Trendline> trendlinesMap = new Dictionary <int, Trendline>();
foreach (var trendline in trendlines)
{
ExtremumGroup baseEG;
ExtremumGroup counterEG;
extremumGroupsMap.TryGetValue(trendline.BaseExtremumGroupId, out baseEG);
extremumGroupsMap.TryGetValue(trendline.CounterExtremumGroupId, out counterEG);
trendline.BaseExtremumGroup = baseEG;
trendline.CounterExtremumGroup = counterEG;
trendlinesMap.Add(trendline.Id, trendline);
}
foreach (var trendRange in trendRanges)
{
Trendline trendline;
trendlinesMap.TryGetValue(trendRange.TrendlineId, out trendline);
if (trendline != null)
{
trendline.AddTrendRange(trendRange);
}
}
return(trendlinesMap.Values);
}
public Trendline GetTrendlineById(int id)
{
_repository = new EFTrendlineRepository();
var dto = _repository.GetTrendlineById(id);
return(Trendline.FromDto(dto));
}
