/// <summary>
/// Returns the amount saved of a vault for a specific month
/// </summary>
private OVaultMonthlyInformation getMonthVaultAmount(int userId, int vaultId, int month, int year)
{
if (month <= 0 || month > 12)
{
throw new Exception("Invalid month");
}
// Get all the transactions related to the vault from the beginning of the month to the end
TransactionManager transactionManager = new TransactionManager(context);
string formattedMonth = month < 10 ? $"0{month}" : month.ToString();
string from = $"01/{formattedMonth}/{year}";
string to = $"{DateTime.DaysInMonth(year, month)}/{formattedMonth}/{year}";
List <OTransaction> vaultTransactions = transactionManager.getAllByDates(userId, from, to, vaultId);
// Calculate the total amount of the month
double amount = 0;
foreach (OTransaction transaction in vaultTransactions)
{
double?transAmount = VaultManager.transformAmount(transaction.amount, transaction.category.categoryType.id);
if (transAmount.HasValue)
{
amount += transAmount.Value;
}
}
OVaultMonthlyInformation vaultInfo = new OVaultMonthlyInformation();
vaultInfo.month = month;
vaultInfo.amount = amount;
return(vaultInfo);
}