| | | 1 | | using Enjoy.Domain.Shared.Messaging; |
| | | 2 | | using Enjoy.Domain.Shared.Primitives; |
| | | 3 | | using Enjoy.Domain.Shared.Results; |
| | | 4 | | using Enjoy.Domain.Topics.Events; |
| | | 5 | | using Enjoy.Domain.Topics.ValueObjects; |
| | | 6 | | |
| | | 7 | | namespace Enjoy.Domain.Topics.Entities; |
| | | 8 | | |
| | | 9 | | public sealed class Topic : AggregateRoot |
| | | 10 | | { |
| | 9 | 11 | | public static string NewId() => $"topic_{Guid.CreateVersion7()}"; |
| | | 12 | | |
| | 14 | 13 | | public TopicName Name { get; private set; } |
| | | 14 | | |
| | 3 | 15 | | private Topic() : base() { } |
| | | 16 | | |
| | 6 | 17 | | private Topic(string id, TopicName name) : base(id) |
| | 6 | 18 | | { |
| | 6 | 19 | | Name = name; |
| | 6 | 20 | | } |
| | | 21 | | |
| | | 22 | | public static Result<Topic> Create(string name) |
| | 8 | 23 | | { |
| | 8 | 24 | | var nameResult = TopicName.Create(name); |
| | 8 | 25 | | if (nameResult.IsFailure) |
| | 2 | 26 | | return Result<Topic>.Failure(nameResult.Errors); |
| | | 27 | | |
| | 6 | 28 | | Topic topic = new(NewId(), nameResult.Value); |
| | 6 | 29 | | topic.RaiseDomainEvent(new TopicCreatedDomainEvent(DomainEvent.NewId(), topic.Id)); |
| | 6 | 30 | | return Result<Topic>.Success(topic); |
| | 8 | 31 | | } |
| | | 32 | | |
| | | 33 | | public Result ChangeName(string name) |
| | 4 | 34 | | { |
| | 4 | 35 | | var nameResult = TopicName.Create(name); |
| | 4 | 36 | | if (nameResult.IsFailure) |
| | 2 | 37 | | return Result.Failure(nameResult.Errors); |
| | 2 | 38 | | if (Name.Value == nameResult.Value.Value) |
| | 1 | 39 | | return Result.Success(); |
| | | 40 | | |
| | 1 | 41 | | Name = nameResult.Value; |
| | 1 | 42 | | return Result.Success(); |
| | 4 | 43 | | } |
| | | 44 | | } |