public static async Task <UICompanyRowDetail> GetUICompanyRowDetailTask(string symbol, List <UIComapnyRow> companyList)
{
try
{
FmgSingleQuote singleQuote = await RetrieveJsonDataHelper.RetrieveFmgSingleQuote(symbol);
UIComapnyRow companyRow = companyList.Find(c => c.Symbol == symbol);
Company company = DatabaseHelper.GetCompanyFromDb(symbol);
UICompanyRowDetail result = new UICompanyRowDetail
{
Symbol = symbol,
Name = company.CompanyName,
Price = companyRow.Price,
Open = companyRow.Open,
High = singleQuote.dayHigh,
Low = singleQuote.dayLow,
Volume = companyRow.Volume,
Change = companyRow.PriceChange,
ChangePercentage = companyRow.ChangePercentage,
Description = company.Description,
Ceo = company.CEO,
Industry = company.Industry,
Sector = company.Sector
};
return(result);
}
catch (SystemException ex)
{
throw new SystemException(ex.Message);
}
}
public static FmgSingleQuote ParseStringToSingleQuote(string response)
{
try
{
List <FmgSingleQuote> list = JsonConvert.DeserializeObject <List <FmgSingleQuote> >(response);
if (list.Count != 0)
{
FmgSingleQuote quote = list[0];
return(quote);
}
else
{
throw new SystemException($"Parse single quote null {response}");
}
}
catch (Newtonsoft.Json.JsonSerializationException ex)
{
throw new SystemException($"Parse Single Quote exception. {response}" + ex.Message);
}
}
public static async Task <FmgSingleQuote> RetrieveFmgSingleQuote(string symbol)
{
try
{
string url = FmgBaseUrl + FmgSingleQuoteUrl + symbol;
var responseTask = RetrieveFromUrl(url);
string response = await responseTask;
if (response == "{ }" || string.IsNullOrEmpty(response))
{
throw new ArgumentException("FmgMajorIndexes null. " + url);
}
FmgSingleQuote quote = ParseStringToSingleQuote(response);
return(quote);
}
catch (SystemException ex)
{
throw new SystemException(ex.Message);
}
}
public static async Task <UIComapnyRow> GetUICompanyRowTaskBySymbol(string symbol) //ex FormatException
{ //ex: ArgumentException, SystemException, FormatException
try
{
DateTime start = DateTime.Now;
FmgQuoteOnlyPrice fmgQuoteOnlyPrice = await RetrieveJsonDataHelper.RetrieveFmgQuoteOnlyPrice(symbol); //ex: ArgumentException
FmgSingleQuote singleQuote = await RetrieveJsonDataHelper.RetrieveFmgSingleQuote(symbol); //ex: ArgumentException
DateTime end = DateTime.Now;
TimeSpan timeSpan = new TimeSpan();
timeSpan = end - start;
Console.Out.WriteLine($"Time: {timeSpan.TotalMilliseconds} mills for {symbol}");
Company company = DatabaseHelper.GetCompanyFromDb(symbol); //ex: SystemException
return(new UIComapnyRow(company, fmgQuoteOnlyPrice, singleQuote)); //ex: FormatException
}
catch (SystemException ex)
{
throw new SystemException(ex.Message);
}
}
private static async Task <UIComapnyRow> GetWatchUIComanyRowTask(int userId, Company company)
{
try
{
Stopwatch sw = Stopwatch.StartNew();
FmgQuoteOnlyPrice fmgQuoteOnlyPrice =
await RetrieveJsonDataHelper.RetrieveFmgQuoteOnlyPrice(company.Symbol);
FmgSingleQuote singleQuote = await RetrieveJsonDataHelper.RetrieveFmgSingleQuote(company.Symbol);
UIComapnyRow
companyRow = new UIComapnyRow(company, fmgQuoteOnlyPrice, singleQuote); //ex: FormatException
sw.Stop();
Console.Out.WriteLine(
$"\n---- Add one companyRow to result in GetWatchUICompanyRowList: {company.Symbol}, time: {sw.Elapsed.TotalMilliseconds} mills");
return(companyRow);
}
catch (SystemException ex)
{
throw new SystemException(ex.Message);
}
}
