private static void Exchange()
{
Console.WriteLine("Select the wallet whose currency you want to change");
var sellCurrencyWallet = ChooseWallet();
Console.WriteLine("Select the wallet for which you want to change the currency");
var buyCurrencyWallet = ChooseWallet();
Console.WriteLine($"You have {sellCurrencyWallet.AmountOfMoney} {sellCurrencyWallet.Currency}");
Console.WriteLine($"{sellCurrencyWallet.Currency} to {buyCurrencyWallet.Currency} rate " +
$"is {Exchanger.GetRate(sellCurrencyWallet.Currency, buyCurrencyWallet.Currency)}");
Console.WriteLine("Enter amount of money:");
while (true)
{
if (double.TryParse(Console.ReadLine(), out var money))
{
if (money <= sellCurrencyWallet.AmountOfMoney)
{
Exchanger.Exchange(sellCurrencyWallet, buyCurrencyWallet, money);
break;
}
Console.WriteLine("Not enough money. Try again");
}
else
{
Console.WriteLine("Incorrect amount. Try again");
}
}
}
public static void ShowMenu()
{
string firstCode;
string secondCode;
double money;
Console.WriteLine("Money Exchanger. Available currency:");
Console.WriteLine("USD\nEUR\nUAH\nPLN\nCHF\nGBP\n");
Console.WriteLine("Please, enter currency you want to sell");
while (true)
{
firstCode = Console.ReadLine();
if (CodeChecker(firstCode))
{
break;
}
Console.WriteLine("Need to enter one of available currency. Try again:");
}
Console.WriteLine($"Please, enter amount of {firstCode.ToUpper()}");
while (true)
{
var moneyString = Console.ReadLine();
if (double.TryParse(moneyString, out money))
{
break;
}
Console.WriteLine($"Need to enter amount of {firstCode.ToUpper()} you want to sell. Try again:");
}
Console.WriteLine("Please, enter currency you want to buy");
while (true)
{
secondCode = Console.ReadLine();
if (CodeChecker(secondCode))
{
break;
}
Console.WriteLine("Need to enter one of available currency. Try again:");
}
Exchanger.Exchange(firstCode, secondCode, money);
}
