public IActionResult Index(User user)
{
// Check initial ModelState
if (ModelState.IsValid)
{
// If a User exists with provided email
if (_dbContext.Users.Any(u => u.Email == user.Email))
{
// Manually add a ModelState error to the Email field, with provided
// error message
ModelState.AddModelError("Email", "Email already in use!");
// You may consider returning to the View at this point
return(View());
}
PasswordHasher <User> Hasher = new PasswordHasher <User>();
user.Password = Hasher.HashPassword(user, user.Password);
_dbContext.Add(user);
_dbContext.SaveChanges();
return(Redirect("/login"));
}
// other code
return(View());
}
private void UpdateAccount(AccountDomainModel item)
{
using (var ctx = new BankAccountDbContext())
{
var entity = ctx.AccountSet.SingleOrDefault(b => b.AggregateId == item.Id);
if (entity == null)
{
throw new AggregateNotFoundException("account");
}
var customerEntityId =
ctx.CustomerSet.SingleOrDefault(c => c.AggregateId == item.CustomerId);
if (customerEntityId == null)
{
throw new AggregateNotFoundException("Bank account");
}
entity.Version = item.Version;
entity.Currency = item.Currency;
entity.CustomerAggregateId = item.CustomerId;
entity.AccountState = item.State;
ctx.Entry(entity).State = EntityState.Modified;
ctx.SaveChanges();
}
}
public void Create(CustomerEntity item)
{
using (var ctx = new BankAccountDbContext())
{
ctx.CustomerSet.Add(item);
ctx.SaveChanges();
}
}
private void AddCustomer(CustomerDomainModel item)
{
using (var ctx = new BankAccountDbContext())
{
ctx.CustomerSet.Add(new CustomerEntity
{
AggregateId = item.Id,
Version = item.Version,
CustomerState = State.Open
});
ctx.SaveChanges();
}
}
public void Update(Guid aggregateId, State customerState, int version)
{
using (var ctx = new BankAccountDbContext())
{
var entity = ctx.CustomerSet.SingleOrDefault(cust => cust.AggregateId == aggregateId);
if (entity == null)
{
throw new ArgumentNullException($"Customer entity not found");
}
entity.CustomerState = customerState;
entity.Version = version;
ctx.Entry(entity).State = EntityState.Modified;
ctx.SaveChanges();
}
}
private void AddAccount(AccountDomainModel item)
{
using (var ctx = new BankAccountDbContext())
{
var customerEntityId =
ctx.CustomerSet.SingleOrDefault(c => c.AggregateId == item.CustomerId);
if (customerEntityId == null)
{
throw new AggregateNotFoundException("Bank account");
}
ctx.AccountSet.Add(new AccountEntity
{
AggregateId = item.Id,
Version = item.Version,
CustomerAggregateId = item.CustomerId,
Currency = item.Currency,
AccountState = State.Open
});
ctx.SaveChanges();
}
}