public FeatureToggleValue(FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
Name = toggle.Name;
Value = toggle.Value;
}
public static void Toggle(this FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
if (!toggle.Value.HasValue)
{
// Was using default value, so siwtch to non-default
toggle.Value = !toggle.DefaultValue;
}
else
{
toggle.Value = !toggle.Value;
}
}
public bool RemoveToggle(FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
Log.Debug($"Removing feature toggle '{toggle}'");
if (!_featureToggles.Remove(toggle.Name))
{
Log.Warning($"Feature toggle '{toggle.Name}' is not registered");
return(false);
}
Unsubscribe(toggle);
ToggleRemoved?.Invoke(this, new ToggleEventArgs(toggle));
return(true);
}
public bool AddToggle(FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
Log.Debug($"Adding feature toggle '{toggle}'");
if (_featureToggles.TryGetValue(toggle.Name, out var _))
{
Log.Warning($"Feature toggle '{toggle.Name}' is already registered");
return(false);
}
_featureToggles[toggle.Name] = toggle;
Subscribe(toggle);
ToggleAdded?.Invoke(this, new ToggleEventArgs(toggle));
return(true);
}
private void Unsubscribe(FeatureToggle toggle)
{
toggle.Toggled -= OnFeatureToggleToggled;
}
private void Subscribe(FeatureToggle toggle)
{
toggle.Toggled += OnFeatureToggleToggled;
}
public static void Reset(this FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
toggle.Value = null;
}
public ToggleEventArgs(FeatureToggle toggle)
{
Argument.IsNotNull(() => toggle);
Toggle = toggle;
}
public ToggledEventArgs(FeatureToggle toggle, bool?oldValue, bool?newValue)
: base(toggle)
{
OldValue = oldValue;
NewValue = newValue;
}
