/// <summary>
/// To download information about exchange instruments.
/// </summary>
/// <param name="market">Exchange.</param>
/// <returns>Securities.</returns>
public IEnumerable<Product> DownloadProducts(Market market) //Страница Market
{
if (market == null)
throw new ArgumentNullException(nameof(market));
var page = 1;
while (true)
{
var url = "https://www.interactivebrokers.com.hk/en/?f=%2Fen%2Ftrading%2Fexchanges.php%3Fexch%3D"
+ market.Id + "%26amp%3Bshowcategories%3DSTK%26amp%3Bshowproducts%3D%26amp%3Bsequence_idx%3D"
+ page + "00%26amp%3Bsortproducts%3D%26amp%3Bib_entity%3Dhk#show";
var restxt = MakeRequest(url);
if (restxt.ContainsIgnoreCase("No result for this combination"))
yield break;
page++;
var body = restxt.Substrings("<h2>Stocks</h2>", "</table>")[0];
var stocks = body.Substrings("<tr class=\"linebottom\">", "</tr>");
foreach (var t in stocks)
{
yield return new Product
{
ContractId = t.Substrings("&conid=", "'")[0].To<long>(),
Name = t.Substrings(";\">", "</a>")[0]
};
}
}
}
//private string cururl;
private static Market DownloadMarket(string marketPage, string country) //Страница Market
{
if (marketPage.ContainsIgnoreCase("comm_table_content lineRightGray"))
country = marketPage.Substrings("<br><b>", "</b>")[0];
var market = new Market
{
Country = country,
Name = marketPage.Substrings("ib_entity=hk\">", "</a>")[0],
//Products = marketPage.Replace("\n", "").Substrings("</a></td><td align='left' valign='top' class='lineRightGray comm_table_content'>", "<br>")[0],
Id = marketPage.ContainsIgnoreCase("showcategories")
? marketPage.Substrings("exchanges.php?exch=", "&showcategories")[0]
: marketPage.Substrings("etfs.php?exch=", "&ib_entity")[0],
Hours = marketPage.Substrings("comm_table_content'>", "</td>")[2]
};
return market;
//if (!IsMarket(market.Id, markets))
// markets.Add(market);
}