protected override void OnModelCreating(ModelBuilder modelBuilder)
{
modelBuilder.Entity <Student>(x =>
{
x.ToTable("Student").HasKey(k => k.Id);
x.Property(p => p.Id).HasColumnName("StudentID");
x.Property(p => p.Email)
.HasConversion(p => p.Value, p => Email.Create(p).Value);
x.OwnsOne(p => p.Name, p =>
{
p.Property <long?>("NameSuffixID").HasColumnName("NameSuffixID");
p.Property(pp => pp.First).HasColumnName("FirstName");
p.Property(pp => pp.Last).HasColumnName("LastName");
p.HasOne(pp => pp.Suffix).WithMany().HasForeignKey("NameSuffixID").IsRequired(false);
});
x.HasOne(p => p.FavoriteCourse).WithMany();
x.HasMany(p => p.Enrollments).WithOne(p => p.Student)
.OnDelete(DeleteBehavior.Cascade)
.Metadata.PrincipalToDependent.SetPropertyAccessMode(PropertyAccessMode.Field);
});
modelBuilder.Entity <Suffix>(x =>
{
x.ToTable("Suffix").HasKey(p => p.Id);
x.Property(p => p.Id).HasColumnName("SuffixID");
x.Property(p => p.Name);
});
modelBuilder.Entity <Course>(x =>
{
x.ToTable("Course").HasKey(k => k.Id);
x.Property(p => p.Id).HasColumnName("CourseID");
x.Property(p => p.Name);
});
modelBuilder.Entity <Enrollment>(x =>
{
x.ToTable("Enrollment").HasKey(k => k.Id);
x.Property(p => p.Id).HasColumnName("EnrollmentID");
x.HasOne(p => p.Student).WithMany(p => p.Enrollments);
x.HasOne(p => p.Course).WithMany();
x.Property(p => p.Grade);
});
}
public IActionResult Create([FromBody] CreateCustomerRequest request)
{
Result <CustomerName> customerName = CustomerName.Create(request.Name);
Result <Email> email = Email.Create(request.Email);
Result result = Result.Combine(customerName, email);
if (result.IsFailure)
{
return(Error(result.Error));
}
if (_customerRepository.GetByEmail(email.Value) != null)
{
return(Error("Email is already in use: " + request.Email));
}
var customer = new Customer(customerName.Value, email.Value);
_customerRepository.Save(customer);
return(Ok());
}
