/// <summary>
/// Can be overrided in a derived class to control how this is implemented. By default, will retrieve a feature and run a foreach with all the activation strategies
/// </summary>
/// <param name="feature">The feature to evaluate</param>
/// <param name="context">Optional context</param>
/// <param name="token">Cancellation token</param>
/// <returns>Boolean indicating if the feature is considered enabled</returns>
protected virtual async Task <bool> IsFeatureEnabledAsyncCore(Feature feature, IFeatureContext context, CancellationToken token)
{
if (feature == null || !feature.Enabled)
{
return(false);
}
if (feature.ActivationStrategies == null || !feature.ActivationStrategies.Any(kv => !string.IsNullOrWhiteSpace(kv.Key)))
{
return(false);
}
IStrategyHandler handler = null;
foreach (var activationStrategy in feature.ActivationStrategies.Keys)
{
handler = GetStrategyHandler(activationStrategy);
if (handler == null)
{
return(false);
}
var isEnabled = await handler.IsEnabledAsync(feature.ActivationStrategies[activationStrategy], context, token).ConfigureAwait(false);
if (!isEnabled)
{
return(false);
}
}
return(true);
}
/// <summary>
/// Can be overrided in a derived class to control how this is implemented. By default, will retrieve a feature and run a foreach with all the activation strategies
/// </summary>
/// <param name="feature">The feature to evaluate</param>
/// <param name="context">Optional context</param>
/// <returns>Boolean indicating if the feature is considered enabled</returns>
protected virtual bool IsFeatureEnabledCore(Feature feature, IFeatureContext context)
{
if (feature == null || !feature.Enabled)
{
return(false);
}
if (feature.ActivationStrategies == null || !feature.ActivationStrategies.Any(kv => !string.IsNullOrWhiteSpace(kv.Key)))
{
return(false);
}
IStrategyHandler handler = null;
foreach (var activationStrategy in feature.ActivationStrategies.Keys)
{
handler = GetStrategyHandler(activationStrategy);
if (handler == null || !handler.IsEnabled(feature.ActivationStrategies[activationStrategy], context))
{
return(false);
}
}
return(true);
}