/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
CheckIfDataBaseExists();
if (string.IsNullOrEmpty(firstName) || string.IsNullOrEmpty(lastName))
{
throw new ArgumentException("FirstName or Lastname is null");
}
//Wurde von der Lösung kopiert
if (await context.Members.AnyAsync(m => m.LastName == lastName))
{
throw new DuplicateNameException();
}
Member m = new Member
{
FirstName = firstName,
LastName = lastName,
Birthday = birthday,
};
context.Members.Add(m);
await context.SaveChangesAsync();
return(m.MemberNumber);
}
/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
if (String.IsNullOrEmpty(firstName))
{
throw new ArgumentException("First name cannot be null");
}
if (String.IsNullOrEmpty(lastName))
{
throw new ArgumentException("Last name cannot be null");
}
if (birthday == null)
{
throw new ArgumentException("Birthday cannot be null");
}
Member m = new Member
{
FirstName = firstName,
LastName = lastName,
Birthday = birthday
};
if (dataContext.Member.Any(m => m.LastName.Equals(lastName)))
{
throw new DuplicateNameException("LastName is already in use");
}
dataContext.Add(m);
await dataContext.SaveChangesAsync();
return(m.MemberNumber);
}
/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
CheckDatabaseInitialized();
var newMember = new Member
{
FirstName = firstName,
LastName = lastName,
Birthday = birthday
};
dataContext.Members.Add(newMember);
await dataContext.SaveChangesAsync();
return(newMember.MemberNumber);
}
/// <inheritdoc />
public async Task InitializeDatabaseAsync()
{
if (_context != null)
{
throw new InvalidOperationException();
}
_context = new CashDeskDataContext();
await _context.SaveChangesAsync();
}
/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
if (_context == null)
{
throw new InvalidOperationException();
}
if (_context.Members.Count(member => member.LastName == lastName) > 0)
{
throw new DuplicateNameException();
}
if (firstName == null || lastName == null || birthday == null)
{
throw new ArgumentException("Value NULL is not allowed");
}
var result = await _context.AddAsync(new Member
{
FirstName = firstName,
LastName = lastName,
Birthday = birthday
});
await _context.SaveChangesAsync();
return(result.Entity.MemberNumber);
}
/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
ThrowIfNotInitialized();
if (string.IsNullOrEmpty(firstName))
{
throw new ArgumentException("Must not be null or empty", nameof(firstName));
}
if (string.IsNullOrEmpty(lastName))
{
throw new ArgumentException("Must not be null or empty", nameof(lastName));
}
if (await dataContext.Members.AnyAsync(m => m.LastName == lastName))
{
// Member with the same last name already exists.
throw new DuplicateNameException();
// Note that we cannot rely on EFCore's InMemory provider to throw an exception
// if the duplicate last names are insted even if we create a unique key.
// InMemory is NOT a full relational database. A real database like SQL Server
// would throw an exception. For details see:
// https://docs.microsoft.com/en-us/ef/core/miscellaneous/testing/in-memory#inmemory-is-not-a-relational-database
}
var newMember = new Member
{
FirstName = firstName,
LastName = lastName,
Birthday = birthday
};
dataContext.Members.Add(newMember);
await dataContext.SaveChangesAsync();
return(newMember.MemberNumber);
}
/// <inheritdoc />
public async Task <int> AddMemberAsync(string firstName, string lastName, DateTime birthday)
{
if (context == null)
{
throw new InvalidOperationException();
}
if (string.IsNullOrEmpty(firstName) || string.IsNullOrEmpty(lastName) || birthday == null)
{
throw new ArgumentException("Firstname, Lastname, or birthday is null or empty!");
}
if (context.Members.Where(curMember => curMember.LastName.Equals(lastName)).Count() > 0)
{
throw new DuplicateNameException("The lastname " + lastName + " already exists!");
}
Member member = new Member {
FirstName = firstName, LastName = lastName, Birthday = birthday
};
context.Members.Add(member);
await context.SaveChangesAsync();
return(member.MemberNumber);
}
