public void ConfigureServices(IServiceCollection services)
{
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2);
var rssFeedsRepository = new RssFeedsRepository(Configuration["ConnectionString"]);
var rssFeedManager = new RssFeedManager(rssFeedsRepository);
services.AddSingleton(rssFeedManager);
}
public RssFeedController(RssFeedManager rssFeedManager)
{
_rssFeedManager = rssFeedManager ?? throw new ArgumentNullException(nameof(rssFeedManager));
}