Api/Brizco.Repository/MartenHandlers/Notifications/ReadNotificationCommandHandler.cs

namespace Brizco.Repository.MartenHandlers.Notifications;

public class ReadNotificationCommandHandler(IMartenRepositoryWrapper martenRepositoryWrapper, ICurrentUserService currentUserService) : IRequestHandler<ReadNotificationCommand, bool>
{
    public async Task<bool> Handle(ReadNotificationCommand request, CancellationToken cancellationToken)
    {
        var notification = await martenRepositoryWrapper.SetRepository<Notification>()
            .GetEntityAsync(request.Id, cancellationToken);
        if (notification == null)
            throw new BaseApiException(ApiResultStatusCode.NotFound, "Notification not found");
        if (!Guid.TryParse(currentUserService.UserId, out Guid userId))
            throw new BaseApiException(ApiResultStatusCode.NotFound, "User id is null");
        if (notification.UserId != userId)
            throw new BaseApiException(ApiResultStatusCode.NotFound, "This is not your notification");

        notification.IsRead = true;

        await martenRepositoryWrapper.SetRepository<Notification>()
            .AddOrUpdateEntityAsync(notification, cancellationToken);
        return true;
    }
}