public static async Task Main(string[] args)
{
//
// Setup configuration
IConfiguration configuration = new ConfigurationBuilder()
.AddJsonFile("appsettings.json")
.Build();
//
// Setup application services + feature management
IServiceCollection services = new ServiceCollection();
services.AddSingleton(configuration)
.AddFeatureManagement()
.AddFeatureFilter <ContextualTargetingFilter>();
IUserRepository userRepository = new InMemoryUserRepository();
//
// Get the feature manager from application services
using (ServiceProvider serviceProvider = services.BuildServiceProvider())
{
IFeatureManager featureManager = serviceProvider.GetRequiredService <IFeatureManager>();
//
// We'll simulate a task to run on behalf of each known user
// To do this we enumerate all the users in our user repository
IEnumerable <string> userIds = InMemoryUserRepository.Users.Select(u => u.Id);
//
// Mimic work items in a task-driven console application
foreach (string userId in userIds)
{
const string FeatureName = "Beta";
//
// Get user
User user = await userRepository.GetUser(userId);
//
// Check if feature enabled
TargetingContext targetingContext = new TargetingContext
{
UserId = user.Id,
Groups = user.Groups
};
bool enabled = await featureManager.IsEnabledAsync(FeatureName, targetingContext);
//
// Output results
Console.WriteLine($"The {FeatureName} feature is {(enabled ? "enabled" : "disabled")} for the user '{userId}'.");
}
}
}