/// <summary>
/// Changes currency (and amount) of the transaction according to the wallet currency
/// </summary>
/// <param name="transaction">Transaction of a changed currency</param>
/// <param name="walletCurrency">Currency of a wallet, according to this currency will be the transaction currency changed</param>
/// <returns> same instance of transaction with changed currency</returns>
public static Transaction ChangeCurrency(Transaction transaction, Currency walletCurrency)
{
transaction.Amount = transaction.Amount*
ExchangeRateReader.GetExchangeRate(transaction.Currency.Code, walletCurrency.Code);
transaction.Currency = walletCurrency;
return transaction;
}
public async Task<DeletedEntity<Currency>> DeteleAsync(Currency entity)
{
await Task.CompletedTask;
return new DeletedEntity<Currency>(null);
}
public async Task<bool> AddOrUpdateAsync(Currency entity)
{
await Task.CompletedTask;
return false;
}
/// <summary>
/// Changes limit of the budget according to the wallet currency
/// </summary>
/// <param name="budget">Budget to change limit</param>
/// <param name="walletCurrency">Currency of a wallet, according to this currency will be the transaction currency changed</param>
/// <param name="oldCurrency">Old currency of a wallet</param>
public static void ChangeCurrency(Budget budget, Currency walletCurrency, Currency oldCurrency)
{
budget.Limit = budget.Limit*
ExchangeRateReader.GetExchangeRate(oldCurrency.Code, walletCurrency.Code);
}
/// <summary>
/// Changes currency (and amount) of the transaction according to the wallet currency
/// </summary>
/// <param name="transaction">Transaction of a changed currency</param>
/// <param name="walletCurrency">Currency of a wallet, according to this currency will be the transaction currency changed</param>
/// <returns> new instance of transaction with changed currency</returns>
public static Transaction ChangeCurrencyForNewTransaction(Transaction transaction, Currency walletCurrency)
{
var newTransaction = new Transaction(transaction);
return ChangeCurrency(newTransaction, walletCurrency);
}
