public IEnumerable <SymbolModel> GetAllSymbols(MarketModel market, SettingService settings)
{
var list = new List <SymbolModel>();
list.AddRange(_majors.Select(m => new SymbolModel(m)
{
Properties = new Dictionary <string, object> {
{ "Category", "Majors" }
}
}));
list.AddRange(_crosses.Select(m => new SymbolModel(m)
{
Properties = new Dictionary <string, object> {
{ "Category", "Crosses" }
}
}));
list.AddRange(_metals.Select(m => new SymbolModel(m)
{
Properties = new Dictionary <string, object> {
{ "Category", "Metals" }
}
}));
list.AddRange(_indices.Select(m => new SymbolModel(m)
{
Properties = new Dictionary <string, object> {
{ "Category", "Indices" }
}
}));
var downloader = new DukascopyDataDownloader();
return(list.Where(m => downloader.HasSymbol(m.Name)));
}
private void UpdateSymbols(MarketModel market)
{
var all = new List <SymbolModel>();
all.AddRange(_majors.Select(m => new SymbolModel(m, market.Market, SecurityType.Forex)
{
Active = false, Properties = new Dictionary <string, object> {
{ "Category", "Majors" }
}
}));
all.AddRange(_crosses.Select(m => new SymbolModel(m, market.Market, SecurityType.Forex)
{
Active = false, Properties = new Dictionary <string, object> {
{ "Category", "Crosses" }
}
}));
all.AddRange(_metals.Select(m => new SymbolModel(m, market.Market, SecurityType.Cfd)
{
Active = false, Properties = new Dictionary <string, object> {
{ "Category", "Metals" }
}
}));
all.AddRange(_indices.Select(m => new SymbolModel(m, market.Market, SecurityType.Cfd)
{
Active = false, Properties = new Dictionary <string, object> {
{ "Category", "Indices" }
}
}));
// Exclude unknown symbols
var downloader = new DukascopyDataDownloader();
foreach (SymbolModel symbol in all.Where(m => downloader.HasSymbol(m.Name)))
{
SymbolModel item = market.Symbols.FirstOrDefault(m => m.Name.Equals(symbol.Name));
if (item == null)
{
// Add symbol
market.Symbols.Add(symbol);
}
else
{
// Update properties
item.Properties = symbol.Properties;
}
}
}
