private bool UpdateDbAccountBalances(Transaction transaction, EventArgumentEnum eventArgument)
{
try
{
switch (eventArgument)
{
case EventArgumentEnum.Create:
{
if (transaction.DebitAccount != null && transaction.DebitAccount.Id != 0)
{
var originalBalance = transaction.DebitAccount.Balance; // logs beginning balance
transaction.DebitAccount.Balance += transaction.Amount;
Logger.Instance.Calculation($"{transaction.DebitAccount.Name}.balance ({originalBalance}) + {transaction.Amount} = {transaction.DebitAccount.Balance}");
// Update Account's required savings
transaction.CreditAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(transaction.CreditAccount);
_db.Entry(transaction.DebitAccount).State = EntityState.Modified;
}
if (transaction.CreditAccount != null && transaction.CreditAccount.Id != 0)
{
var originalBalance = transaction.CreditAccount.Balance; // logs beginning balance
transaction.CreditAccount.Balance -= transaction.Amount;
Logger.Instance.Calculation($"{transaction.CreditAccount.Name}.balance ({originalBalance}) + {transaction.Amount} = {transaction.CreditAccount.Balance}");
// Update Account's required savings
transaction.CreditAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(transaction.CreditAccount);
_db.Entry(transaction.CreditAccount).State = EntityState.Modified;
}
_db.SaveChanges();
return(true);
}
case EventArgumentEnum.Delete:
case EventArgumentEnum.Update:
{
var accountManager = new AccountManager();
var calculations = new Calculations();
var originalTransaction = _db.Transactions
.AsNoTracking()
.Where(t => t.Id == transaction.Id)
.Cast <Transaction>()
.FirstOrDefault();
if (originalTransaction == null)
{
return(false);
}
var originalCreditAccount = _db.Accounts.FirstOrDefault(a => a.Id == (originalTransaction.CreditAccountId ?? 0));
var originalDebitAccount = transaction.Type == TransactionTypesEnum.Income ? accountManager.GetPoolAccount() : _db.Accounts.FirstOrDefault(a => a.Id == (originalTransaction.DebitAccountId ?? 0));
var originalAmount = originalTransaction.Amount;
// Reassign the Debit/Credit Account Id's to Transaction Model
transaction.CreditAccountId = originalTransaction.CreditAccountId;
transaction.DebitAccountId = originalTransaction.DebitAccountId;
if (transaction.Type == TransactionTypesEnum.Income)
{
var accounts = accountManager.GetAllAccounts();
switch (eventArgument)
{
case EventArgumentEnum.Delete:
{
if (originalDebitAccount != null)
{
// Pool all Account balances (including deficits)
foreach (Account account in accounts.Where(a => a.Balance != 0.0m))
{
try
{
if (account.Balance > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else if (account.Balance < 0.0m)
{
var deficit = account.Balance * -1;
account.Balance -= deficit;
originalDebitAccount.Balance -= deficit;
}
account.BalanceSurplus = calculations.UpdateBalanceSurplus(account);
}
catch (Exception e)
{
Logger.Instance.Error(e);
}
}
// Subtract the amount of the income transaction from the Pool
originalDebitAccount.Balance -= transaction.Amount;
// If there's still a balance left, rebalance Accounts with a negative balance surplus
if (originalDebitAccount.Balance > 0.0m)
{
foreach (Account account in accounts.Where(a => !a.ExcludeFromSurplus))
{
try
{
if (account.BalanceSurplus > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else
{
var deficit = account.BalanceSurplus * -1;
if (originalDebitAccount.Balance < deficit)
{
account.Balance += originalDebitAccount.Balance;
originalDebitAccount.Balance -=
originalDebitAccount.Balance;
}
else // Make account whole
{
account.Balance += deficit;
originalDebitAccount.Balance -= deficit;
}
}
account.BalanceSurplus = calculations.UpdateBalanceSurplus(account);
_db.Entry(account).State = EntityState.Modified;
}
catch (Exception e)
{
Logger.Instance.Error(e);
}
}
}
}
else
{
Logger.Instance.Debug("Debit account for income transaction is null");
}
if (_db.ChangeTracker.HasChanges())
{
_db.SaveChanges();
}
return(true);
}
case EventArgumentEnum.Update:
{
if (originalDebitAccount != null)
{
// Pool Account balances (including deficits)
foreach (Account account in accounts.Where(a => a.Balance != 0.0m))
{
try
{
if (account.Balance > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else if (account.Balance < 0.0m)
{
var deficit = account.Balance * -1;
account.Balance -= deficit;
originalDebitAccount.Balance -= deficit;
}
account.BalanceSurplus = calculations.UpdateBalanceSurplus(account);
}
catch (Exception e)
{
Logger.Instance.Error(e);
}
}
// Subtract difference of the updated transaction and the original transaction amount
originalDebitAccount.Balance += transaction.Amount - originalAmount;
// if there's a balance left, rebalance Accounts with a negative balance surplus
if (originalDebitAccount.Balance > 0.0m)
{
foreach (Account account in accounts.Where(a => !a.ExcludeFromSurplus))
{
try
{
if (account.BalanceSurplus > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else
{
var deficit = account.BalanceSurplus * -1;
if (originalDebitAccount.Balance < deficit)
{
account.Balance += originalDebitAccount.Balance;
originalDebitAccount.Balance -=
originalDebitAccount.Balance;
}
else // Make account whole
{
account.Balance += deficit;
originalDebitAccount.Balance -= deficit;
}
}
account.BalanceSurplus = calculations.UpdateBalanceSurplus(account);
_db.Entry(account).State = EntityState.Modified;
}
catch (Exception e)
{
Logger.Instance.Error(e);
}
}
}
}
else
{
Logger.Instance.Debug("Debit account for income transaction is null");
}
if (_db.ChangeTracker.HasChanges())
{
_db.SaveChanges();
}
return(true);
}
default:
throw new NotImplementedException();
}
}
switch (eventArgument)
{
case EventArgumentEnum.Delete:
{
if (originalDebitAccount != null)
{
originalDebitAccount.Balance -= transaction.Amount;
// Update Account's required savings
originalDebitAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(originalDebitAccount);
_db.Entry(originalDebitAccount).State = EntityState.Modified;
}
if (originalCreditAccount != null)
{
originalCreditAccount.Balance += transaction.Amount;
// Update Account's required savings
originalCreditAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(originalCreditAccount);
_db.Entry(originalCreditAccount).State = EntityState.Modified;
}
_db.SaveChanges();
return(true);
}
case EventArgumentEnum.Update:
{
var amountDifference = transaction.Amount - originalAmount;
if (originalDebitAccount != null)
{
originalDebitAccount.Balance += amountDifference;
originalDebitAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(originalDebitAccount);
_db.Entry(originalDebitAccount).State = EntityState.Modified;
}
if (originalCreditAccount != null)
{
originalCreditAccount.Balance -= amountDifference;
originalCreditAccount.BalanceSurplus = _calc.UpdateBalanceSurplus(originalCreditAccount);
_db.Entry(originalCreditAccount).State = EntityState.Modified;
}
_db.SaveChanges();
return(true);
}
default:
throw new NotImplementedException();
}
}
default:
throw new NotImplementedException($"{eventArgument} is not an accepted type for TransactionController.UpdateDbAccountBalances method");
}
}
catch (Exception e)
{
Logger.Instance.Error(e);
return(false);
}
}
private async Task <bool> UpdateDbAccountBalances(Transaction transaction, EventArgumentEnum eventArgument, bool save = true)
{
try
{
switch (eventArgument)
{
case EventArgumentEnum.Create:
{
if (transaction.DebitAccount != null && transaction.DebitAccount.Id != 0)
{
var originalBalance = transaction.DebitAccount.Balance; // logs beginning balance
transaction.DebitAccount.Balance += transaction.Amount;
// Update Account's required savings
var balanceSurplus = AccountService.UpdateBalanceSurplus(transaction.DebitAccount);
transaction.DebitAccount.BalanceSurplus = balanceSurplus;
_accountService.UpdateAccount(transaction.DebitAccount, false);
}
if (transaction.CreditAccount != null && transaction.CreditAccount.Id != 0)
{
var originalBalance = transaction.CreditAccount.Balance; // logs beginning balance
transaction.CreditAccount.Balance -= transaction.Amount;
// Update Account's required savings
transaction.CreditAccount.BalanceSurplus = AccountService.UpdateBalanceSurplus(transaction.CreditAccount);
_accountService.UpdateAccount(transaction.CreditAccount, false);
}
if (save)
{
_accountService.SaveAccount();
}
return(true);
}
case EventArgumentEnum.Delete:
case EventArgumentEnum.Update:
{
//var originalTransaction = _db.Transactions
// .AsNoTracking()
// .Where(t => t.Id == transaction.Id)
// .Cast<Transaction>()
// .FirstOrDefault();
var originalTransaction = await _transactionRepository.GetTransactionByIdAsync(transaction.Id);
if (originalTransaction == null)
{
return(false);
}
var originalCreditAccount = await _accountService.GetAccountByIdAsync(originalTransaction.CreditAccountId ?? 0);
var originalDebitAccount =
transaction.Type == TransactionTypesEnum.Income
? await _accountService.GetDisposableIncomeAccountAsync()
: await _accountService.GetAccountByIdAsync(originalTransaction.DebitAccountId ?? 0);
var originalAmount = originalTransaction.Amount;
// Reassign the Debit/Credit Account Id's to Transaction Model
transaction.CreditAccountId = originalTransaction.CreditAccountId;
transaction.DebitAccountId = originalTransaction.DebitAccountId;
if (transaction.Type == TransactionTypesEnum.Income)
{
var accounts = await _accountService.GetAllAccountsAsync();
var enumerable1 = accounts.ToList();
var enumerable = enumerable1.ToList();
switch (eventArgument)
{
case EventArgumentEnum.Delete:
{
if (originalDebitAccount != null)
{
// Pool all Account balances (including deficits)
foreach (Account account in enumerable.Where(a => a.Balance != 0.0m))
{
try
{
if (account.Balance > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else if (account.Balance < 0.0m)
{
var deficit = account.Balance * -1;
account.Balance -= deficit;
originalDebitAccount.Balance -= deficit;
}
account.BalanceSurplus = AccountService.UpdateBalanceSurplus(account);
}
catch (SqlException e)
{
Logger.Instance.Error(e);
return(false);
}
catch (Exception ex)
{
Logger.Instance.Error(ex);
return(false);
}
}
// Subtract the amount of the income transaction from the Pool
originalDebitAccount.Balance -= transaction.Amount;
// If there's still a balance left, rebalance Accounts with a negative balance surplus
if (originalDebitAccount.Balance > 0.0m)
{
foreach (Account account in enumerable.Where(a => !a.ExcludeFromSurplus))
{
try
{
if (account.BalanceSurplus > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else
{
var deficit = account.BalanceSurplus * -1;
if (originalDebitAccount.Balance < deficit)
{
account.Balance += originalDebitAccount.Balance;
originalDebitAccount.Balance -=
originalDebitAccount.Balance;
}
else // Make account whole
{
account.Balance += deficit;
originalDebitAccount.Balance -= deficit;
}
}
account.BalanceSurplus = AccountService.UpdateBalanceSurplus(account);
_accountService.UpdateAccount(account, false);
}
catch (SqlException e)
{
Logger.Instance.Error(e);
return(false);
}
catch (Exception ex)
{
Logger.Instance.Error(ex);
return(false);
}
}
}
}
else
{
Logger.Instance.Debug("Debit account for income transaction is null");
}
//TODO: expose context through services to update db or use repository pattern?
if (_accountService.Context.ChangeTracker.HasChanges() && save)
{
_accountService.SaveAccount();
}
return(true);
}
case EventArgumentEnum.Update:
{
if (originalDebitAccount != null)
{
// Pool Account balances (including deficits)
foreach (Account account in enumerable1.Where(a => a.Balance != 0.0m))
{
try
{
if (account.Balance > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else if (account.Balance < 0.0m)
{
var deficit = account.Balance * -1;
account.Balance -= deficit;
originalDebitAccount.Balance -= deficit;
}
account.BalanceSurplus = AccountService.UpdateBalanceSurplus(account);
}
catch (SqlException e)
{
Logger.Instance.Error(e);
return(false);
}
catch (Exception ex)
{
Logger.Instance.Error(ex);
return(false);
}
}
// Subtract difference of the updated transaction and the original transaction amount
originalDebitAccount.Balance += transaction.Amount - originalAmount;
// if there's a balance left, rebalance Accounts with a negative balance surplus
if (originalDebitAccount.Balance > 0.0m)
{
foreach (Account account in enumerable.Where(a => !a.ExcludeFromSurplus))
{
try
{
if (account.BalanceSurplus > 0.0m)
{
var balance = account.Balance;
account.Balance -= balance;
originalDebitAccount.Balance += balance;
}
else
{
var deficit = account.BalanceSurplus * -1;
if (originalDebitAccount.Balance < deficit)
{
account.Balance += originalDebitAccount.Balance;
originalDebitAccount.Balance -=
originalDebitAccount.Balance;
}
else // Make account whole
{
account.Balance += deficit;
originalDebitAccount.Balance -= deficit;
}
}
account.BalanceSurplus = AccountService.UpdateBalanceSurplus(account);
_accountService.UpdateAccount(account, false);
}
catch (SqlException e)
{
Logger.Instance.Error(e);
return(false);
}
catch (Exception ex)
{
Logger.Instance.Error(ex);
return(false);
}
}
}
}
else
{
Logger.Instance.Debug("Debit account for income transaction is null");
}
if (_accountService.Context.ChangeTracker.HasChanges() && save)
{
_accountService.SaveAccount();
}
return(true);
}
default:
throw new NotImplementedException();
}
}
switch (eventArgument)
{
case EventArgumentEnum.Delete:
{
if (originalDebitAccount != null)
{
originalDebitAccount.Balance -= transaction.Amount;
// Update Account's required savings
originalDebitAccount.BalanceSurplus = AccountService.UpdateBalanceSurplus(originalDebitAccount);
_accountService.UpdateAccount(originalDebitAccount, false);
}
if (originalCreditAccount != null)
{
originalCreditAccount.Balance += transaction.Amount;
// Update Account's required savings
originalCreditAccount.BalanceSurplus = AccountService.UpdateBalanceSurplus(originalCreditAccount);
_accountService.UpdateAccount(originalCreditAccount, false);
}
if (save)
{
_accountService.SaveAccount();
}
return(true);
}
case EventArgumentEnum.Update:
{
var amountDifference = transaction.Amount - originalAmount;
if (originalDebitAccount != null)
{
originalDebitAccount.Balance += amountDifference;
originalDebitAccount.BalanceSurplus = AccountService.UpdateBalanceSurplus(originalDebitAccount);
_accountService.UpdateAccount(originalDebitAccount, false);
}
if (originalCreditAccount != null)
{
originalCreditAccount.Balance -= amountDifference;
originalCreditAccount.BalanceSurplus = AccountService.UpdateBalanceSurplus(originalCreditAccount);
_accountService.UpdateAccount(originalCreditAccount, false);
}
if (save)
{
_accountService.SaveAccount();
}
return(true);
}
default:
throw new NotImplementedException();
}
}
default:
throw new NotImplementedException($"{eventArgument} is not an accepted type for TransactionController.UpdateDbAccountBalances method");
}
}
catch (SqlException e)
{
Logger.Instance.Error(e);
return(false);
}
catch (Exception ex)
{
Logger.Instance.Error(ex);
return(false);
}
}
