public TopicController(ITopicRepository topicRepository, IMapper mapper, ITopicFileRepository topicFileRepository)
{
this.topicRepository = topicRepository;
this.mapper = mapper;
this.topicFileRepository = topicFileRepository;
}
public PlayFileController(ITopicFileRepository topicFileRepository, IMapper mapper)
{
this.topicFileRepository = topicFileRepository;
this.mapper = mapper;
}