public PriceDto ToDto()
{
var dto = new PriceDto
{
AssetId = this.AssetId
, DeltaClosePrice = this.CloseDelta
, Id = this.Id
, PriceDate = this.Date
, PriceGap = this.PriceGap
, PeakByCloseEvaluation = this.PeakByClose
, PeakByHighEvaluation = this.PeakByHigh
, PriceDirection2D = this.Direction2D
, PriceDirection3D = this.Direction3D
, TroughByCloseEvaluation = this.TroughByClose
, TroughByLowEvaluation = this.TroughByLow
, TimeframeId = 1
, PeakByClose = (PeakByCloseExtremum != null ? PeakByCloseExtremum.ToDto() : null)
, PeakByHigh = (PeakByHighExtremum != null ? PeakByHighExtremum.ToDto() : null)
, TroughByClose = (TroughByCloseExtremum != null ? TroughByCloseExtremum.ToDto() : null)
, TroughByLow = (TroughByLowExtremum != null ? TroughByLowExtremum.ToDto() : null)
, CloseRatio = this.CloseRatio
, ExtremumRatio = this.ExtremumRatio
};
return dto;
}
public void UpdatePrice(PriceDto price, string symbol)
{
string tableName = PricesTablePrefix + symbol;
string sql = "UPDATE fx." + tableName +
" SET " +
" AssetId = " + price.AssetId +
", PriceDate = '" + price.PriceDate + "'" +
", DeltaClosePrice = " + price.DeltaClosePrice.ToDbString() +
", PriceDirection2D = " + price.PriceDirection2D +
", PriceDirection3D = " + price.PriceDirection3D +
", PeakByCloseEvaluation = " + price.PeakByCloseEvaluation.ToDbString() +
", PeakByHighEvaluation = " + price.PeakByHighEvaluation.ToDbString() +
", TroughByCloseEvaluation = " + price.TroughByCloseEvaluation.ToDbString() +
", TroughByLowEvaluation = " + price.TroughByLowEvaluation.ToDbString() +
", PriceGap = " + price.PriceGap.ToDbString() +
" WHERE PriceId = " + price.Id;
//Update info about extrema.
UpdateExtremum(price.PeakByClose);
UpdateExtremum(price.PeakByHigh);
UpdateExtremum(price.TroughByClose);
UpdateExtremum(price.TroughByLow);
using (var context = new EFDbContext())
{
context.Database.ExecuteSqlCommand(sql);
context.SaveChanges();
}
}
public static Price FromDto(PriceDto dto)
{
var price = new Price();
price.Id = dto.Id;
price.AssetId = dto.AssetId;
price.Date = dto.PriceDate;
price.CloseDelta = dto.DeltaClosePrice;
price.Direction2D = dto.PriceDirection2D;
price.Direction3D = dto.PriceDirection3D;
price.PriceGap = dto.PriceGap;
price.PeakByClose = dto.PeakByCloseEvaluation;
price.PeakByHigh = dto.PeakByHighEvaluation;
price.TroughByClose = dto.TroughByCloseEvaluation;
price.TroughByLow = dto.TroughByLowEvaluation;
price.CloseRatio = dto.CloseRatio;
price.ExtremumRatio = dto.ExtremumRatio;
return price;
}
public void AddPrice(PriceDto price, string symbol)
{
string tableName = PricesTablePrefix + symbol;
string sqlRemove = "DELETE FROM fx." + tableName +
" WHERE PriceDate = '" + price.PriceDate + "';";
string sqlInsert = "INSERT INTO fx." + tableName +
"(AssetId, PriceDate, DeltaClosePrice, PriceDirection3D, PriceDirection2D, " +
"PeakByCloseEvaluation, PeakByHighEvaluation, TroughByCloseEvaluation, " +
"TroughByLowEvaluation, PriceGap) " +
"VALUES (" +
price.AssetId +
", '" + price.PriceDate + "'" +
", " + price.DeltaClosePrice.ToDbString() +
", " + price.PriceDirection3D +
", " + price.PriceDirection2D +
", " + price.PeakByCloseEvaluation.ToDbString() +
", " + price.PeakByHighEvaluation.ToDbString() +
", " + price.TroughByCloseEvaluation.ToDbString() +
", " + price.TroughByLowEvaluation.ToDbString() +
", " + price.PriceGap.ToDbString() + ");";
//Add info about extrema.
RemoveExtrema(symbol, price.PriceDate);
AddExtremum(price.PeakByClose);
AddExtremum(price.PeakByHigh);
AddExtremum(price.TroughByClose);
AddExtremum(price.TroughByLow);
using (var context = new EFDbContext())
{
context.Database.ExecuteSqlCommand(sqlRemove);
context.SaveChanges();
context.Database.ExecuteSqlCommand(sqlInsert);
context.SaveChanges();
}
}
