/* *This method consolidates the assets based on their Symbol and type. If there are two assets
* with same Symbol and same asset type (i.e two or more Domestic Stocks with the Symbol ABC, they will be
* consolidated.
*
* If there are similar assets but with different currencies, they will be consolidated after converting
* their respective prices to Euro. The possibility of having Same symbols, bought in different currency
* denominations is an assumption that I made.
*
*/
public static List <IAssets> CompareAssets(List <IAssets> consolidatedList, IAssets asset)
{
ExchangeRates exchangeRate = new ExchangeRates();
if (consolidatedList.Count == 0)
{
consolidatedList.Add(asset);
return(consolidatedList);
}
IAssets tempAsset = consolidatedList.Find(x => x.Equals(asset));
if (tempAsset == null)
{
consolidatedList.Add(asset);
return(consolidatedList);
}
try
{
if (tempAsset.Currency == asset.Currency)
{
consolidatedList.Remove(tempAsset);
tempAsset.Price = ((tempAsset.Price * tempAsset.Shares) + (asset.Price * asset.Shares)) / (tempAsset.Shares + asset.Shares);
tempAsset.Shares += asset.Shares;
consolidatedList.Add(tempAsset);
return(consolidatedList);
}
else if (tempAsset.Type == asset.Type)
{
consolidatedList.Remove(tempAsset);
var entryPrice = exchangeRate.GetRate(tempAsset.Price, tempAsset.Currency.ToString(), "EUR");
var assetPrice = exchangeRate.GetRate(asset.Price, asset.Currency.ToString(), "EUR");
tempAsset.Price = ((entryPrice * tempAsset.Shares) + (assetPrice * asset.Shares)) / tempAsset.Shares + asset.Shares;
tempAsset.Shares += asset.Shares;
tempAsset.Currency = CurrencyTypes.EUR;
consolidatedList.Add(tempAsset);
return(consolidatedList);
}
consolidatedList.Add(asset);
}
catch (Exception e)
{
Console.WriteLine("\nError:" + e.Message);
consolidatedList.Add(tempAsset);
}
return(consolidatedList);
}
public double GetRate(double amount, string fromCurrency, string toCurrency)
{
double convertedAmount = 0;
try
{
string url = string.Format("https://www.amdoren.com/api/currency.php?api_key=7JCpCqfs54hNuwiYESmpwfErXPEWKs&from={0}&to={1}&amount={2}", fromCurrency.ToUpper(), toCurrency.ToUpper(), amount);
//If the Number of API hits Quota is over, please comment the above url and uncomment hte below url :)
//string url = string.Format("https://www.amdoren.com/api/currency.php?api_key=muPepJzBN7S39r5qhVtpP2HBKspSzn&from={0}&to={1}&amount={2}", fromCurrency.ToUpper(), toCurrency.ToUpper(), amount);
string result;
using (WebClient client = new WebClient())
{
result = client.DownloadString(url);
ExchangeRates exTemp = Newtonsoft.Json.JsonConvert.DeserializeObject <ExchangeRates>(result);
/*Error code 400 indicates that the API hit limit has been exceeded. In that case user can manually enter the
* exchange rate*/
if (exTemp.error == 400)
{
Console.WriteLine("\n\nAPI Hit Limit got over, please enter the exchange rate \n for selected currency in Euro,manually:");
double manualRate = Convert.ToDouble(Console.ReadLine());
return(manualRate * amount);
}
else if (exTemp.error != 0)
{
Console.WriteLine("\n\nServer Error!, please enter the exchange rate \n for selected currency in Euro,manually:");
double manualRate = Convert.ToDouble(Console.ReadLine());
return(manualRate * amount);
}
convertedAmount = Convert.ToDouble(exTemp.amount);
}
}
catch (Exception ex)
{
Console.WriteLine("\nError!! " + ex.Message);
}
return(convertedAmount);
}
/*
* Valuation of the asset is done based on the currency denomination chosen by the user.
*/
public double Value(string toCurrency)
{
ExchangeRates exchangeRate = new ExchangeRates();
return(exchangeRate.GetRate((Shares * Price), Currency.ToString(), toCurrency));
}