public static async Task <string> BuildStringFromValuesAsync(IEnumerable <KeyValuePair <CurrencyEmoji, decimal> > values,
CurrencyEmoji mainValue, decimal percents = DefaultValues.DefaultPercents)
{
var mainValuePair = values.First(t => t.Key.Currency == mainValue.Currency);
// if percents are default (100), then don't also print the value currency, else - print it.
var needed =
percents == DefaultValues.DefaultPercents ? values.Where(t => !t.Equals(mainValuePair))
: values;
var str = await BuildStringFromValuesAsync(needed, percents);
return($"Given value: {mainValuePair.Key.Emoji} {mainValuePair.Value} {mainValuePair.Key.Currency}" +
$"{Environment.NewLine}{Environment.NewLine}" + str);
}
private async Task HandleCurrencyChangeAsync(long chatId, CurrencyEmoji ce)
{
await Repository.SetCurrencyAsync(ce.Currency, chatId);
}
private void HandleCurrencyChange(long chatId, CurrencyEmoji ce)
{
Repository.SetCurrency(ce.Currency, chatId);
}
public static async Task <IList <KeyValuePair <CurrencyEmoji, decimal> > > GetCurrenciesValuesAsync(decimal value, CurrencyEmoji valueCurrencyEmoji, ValCurs data, IEnumerable <CurrencyEmoji> neededCurrencies)
{
return(await Task.Run(() =>
{
var currency = valueCurrencyEmoji.Currency;
var rub = ConvertToRub(value, currency, data); // whatever currency the value is, it is processed as rub
var currencies = new List <KeyValuePair <ValCursValute, CurrencyEmoji> >(neededCurrencies.Count());
foreach (var i in data.Valute)
{
foreach (var j in neededCurrencies)
{
if (i.CharCode == j.Currency)
{
currencies.Add(new KeyValuePair <ValCursValute, CurrencyEmoji>(i, j));
}
}
}
var result = currencies.Select(
i =>
{
var(valute, currencyEmoji) = i;
return new KeyValuePair <CurrencyEmoji, decimal>(
currencyEmoji,
rub / (decimal.Parse(valute.Value, DecimalFormatInfo) / valute.Nominal)
);
}
).ToList();
var rubEmoji = neededCurrencies.FirstOrDefault(ce => ce.Currency == DefaultValues.APICurrency);
if (rubEmoji != null)
{
result
.Add(new KeyValuePair <CurrencyEmoji, decimal>(rubEmoji, rub));
}
if (!result.Any(el => el.Key.Emoji == valueCurrencyEmoji.Emoji))
{
result.Add(new KeyValuePair <CurrencyEmoji, decimal>(valueCurrencyEmoji, value));
}
return result;
}));
}
