system-praktyk-api/src/InternshipSystem.Core/Entity/BranchOffice.cs

using FluentValidation;
using FluentValidation.Validators;

namespace InternshipSystem.Core
{
    public class BranchOffice
    {
        public BranchOffice()
        {
        }
        
        private BranchOffice(BranchAddress address, long provider)
        {
            Address = address;
            Provider = provider;
        }

        public long Id { get; set; }

        public BranchAddress Address { get; set; }

        public long Provider { get; set; }

        public static BranchOffice CreateBranch(string country, string city, string postalCode, string street,
            string building, long provider = 0)
        {
            var address = new BranchAddress
            {
                 Building = building,
                 City = city,
                 Country = country,
                 Street = street,
                 PostalCode = postalCode
            };
            
            return new BranchOffice(address, provider);
        }

        public class Validator : AbstractValidator<BranchOffice>
        {
            public Validator()
            {
                RuleFor(x => x.Address)
                    .SetValidator(new BranchAddress.Validator());
            }
        }
    }
}