public async Task <IEnumerable <IFeatureInfo> > EnableFeaturesAsync(ShellDescriptor shellDescriptor, IEnumerable <IFeatureInfo> features, bool force)
{
var featuresToEnable = features
.SelectMany(feature => GetFeaturesToEnable(feature, force))
.Distinct()
.ToList();
if (featuresToEnable.Count > 0)
{
if (_logger.IsEnabled(LogLevel.Information))
{
foreach (var feature in featuresToEnable)
{
_logger.LogInformation("Enabling feature '{FeatureName}'", feature.Id);
}
}
var enabledFeatures = await _extensionManager
.LoadFeaturesAsync(shellDescriptor.Features.Select(x => x.Id).ToArray());
shellDescriptor.Features = enabledFeatures
.Select(x => x.FeatureInfo)
.Concat(featuresToEnable)
.Distinct()
.Select(x => new ShellFeature(x.Id))
.ToList();
await _shellDescriptorManager.UpdateShellDescriptorAsync(
shellDescriptor.SerialNumber,
shellDescriptor.Features,
shellDescriptor.Parameters);
}
return(featuresToEnable);
}
/// <summary>
/// Enables a list of features.
/// </summary>
/// <param name="featureIds">The IDs for the features to be enabled.</param>
/// <param name="force">Boolean parameter indicating if the feature should enable it's dependencies if required or fail otherwise.</param>
public async Task <IEnumerable <string> > EnableFeaturesAsync(IEnumerable <string> featureIds, bool force)
{
ShellDescriptor shellDescriptor = await _shellDescriptorManager.GetShellDescriptorAsync();
List <ShellFeature> enabledFeatures = shellDescriptor.Features.ToList();
IDictionary <FeatureDescriptor, bool> availableFeatures = (await GetAvailableFeaturesAsync())
.ToDictionary(featureDescriptor => featureDescriptor,
featureDescriptor => enabledFeatures.FirstOrDefault(shellFeature => shellFeature.Name == featureDescriptor.Id) != null);
IEnumerable <string> featuresToEnable = featureIds
.Select(featureId => EnableFeature(featureId, availableFeatures, force)).ToList()
.SelectMany(ies => ies.Select(s => s));
if (featuresToEnable.Any())
{
foreach (string featureId in featuresToEnable)
{
enabledFeatures.Add(new ShellFeature {
Name = featureId
});
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("{0} was enabled", featureId);
}
}
await _shellDescriptorManager.UpdateShellDescriptorAsync(
shellDescriptor.SerialNumber,
enabledFeatures,
shellDescriptor.Parameters);
}
return(featuresToEnable);
}
public async Task <IEnumerable <IFeatureInfo> > EnableFeaturesAsync(ShellDescriptor shellDescriptor, IEnumerable <IFeatureInfo> features, bool force)
{
var extensions = _extensionManager.GetExtensions();
var enabledFeatures = _extensionManager.GetEnabledFeatures(shellDescriptor).ToList();
IDictionary <IFeatureInfo, bool> availableFeatures = extensions
.Features
.ToDictionary(featureDescriptor => featureDescriptor,
featureDescriptor => enabledFeatures.Any(shellFeature => shellFeature.Id == featureDescriptor.Id));
var featuresToEnable = features
.Select(feature => EnableFeature(feature, availableFeatures, false))
.SelectMany(ies => ies)
.Distinct()
.ToList();
if (featuresToEnable.Count > 0)
{
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("Enabling features {0}", string.Join(",", featuresToEnable.Select(x => x.Id)));
}
shellDescriptor.Features = enabledFeatures.Concat(featuresToEnable).Select(x => new ShellFeature(x.Id)).ToList();
await _shellDescriptorManager.UpdateShellDescriptorAsync(
shellDescriptor.SerialNumber,
shellDescriptor.Features,
shellDescriptor.Parameters);
}
return(featuresToEnable);
}
public async Task <(IEnumerable <IFeatureInfo>, IEnumerable <IFeatureInfo>)> UpdateFeaturesAsync(ShellDescriptor shellDescriptor,
IEnumerable <IFeatureInfo> featuresToDisable, IEnumerable <IFeatureInfo> featuresToEnable, bool force)
{
var alwaysEnabledIds = _alwaysEnabledFeatures.Select(sf => sf.Id).ToArray();
var enabledFeatures = _extensionManager.GetFeatures().Where(f =>
shellDescriptor.Features.Any(sf => sf.Id == f.Id)).ToList();
var enabledFeatureIds = enabledFeatures.Select(f => f.Id).ToArray();
var AllFeaturesToDisable = featuresToDisable
.Where(f => !alwaysEnabledIds.Contains(f.Id))
.SelectMany(feature => GetFeaturesToDisable(feature, enabledFeatureIds, force))
.Distinct()
.ToList();
if (AllFeaturesToDisable.Count > 0)
{
foreach (var feature in AllFeaturesToDisable)
{
enabledFeatures.Remove(feature);
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("Feature '{FeatureName}' was disabled", feature.Id);
}
}
}
enabledFeatureIds = enabledFeatures.Select(f => f.Id).ToArray();
var AllFeaturesToEnable = featuresToEnable
.SelectMany(feature => GetFeaturesToEnable(feature, enabledFeatureIds, force))
.Distinct()
.ToList();
if (AllFeaturesToEnable.Count > 0)
{
if (_logger.IsEnabled(LogLevel.Information))
{
foreach (var feature in AllFeaturesToEnable)
{
_logger.LogInformation("Enabling feature '{FeatureName}'", feature.Id);
}
}
enabledFeatures = enabledFeatures.Concat(AllFeaturesToEnable).Distinct().ToList();
}
if (AllFeaturesToDisable.Count > 0 || AllFeaturesToEnable.Count > 0)
{
await _shellDescriptorManager.UpdateShellDescriptorAsync(
shellDescriptor.SerialNumber,
enabledFeatures.Select(x => new ShellFeature(x.Id)).ToList(),
shellDescriptor.Parameters);
}
return(AllFeaturesToDisable, AllFeaturesToEnable);
}
private void UpdateShell()
{
var descriptor = _shellDescriptorManager.GetShellDescriptorAsync().Result;
_shellDescriptorManager.UpdateShellDescriptorAsync(descriptor.SerialNumber, descriptor.Features, descriptor.Parameters).Wait();
}
public async Task <(IEnumerable <IFeatureInfo>, IEnumerable <IFeatureInfo>)> UpdateFeaturesAsync(ShellDescriptor shellDescriptor,
IEnumerable <IFeatureInfo> featuresToDisable, IEnumerable <IFeatureInfo> featuresToEnable, bool force)
{
var featureEventHandlers = ShellScope.Services.GetServices <IFeatureEventHandler>();
var enabledFeatureIds = _extensionManager.GetFeatures()
.Where(f => shellDescriptor.Features.Any(sf => sf.Id == f.Id))
.Select(f => f.Id)
.ToHashSet();
var installedFeatureIds = enabledFeatureIds
.Concat(shellDescriptor.Installed.Select(sf => sf.Id))
.ToHashSet();
var alwaysEnabledIds = _alwaysEnabledFeatures.Select(sf => sf.Id).ToArray();
var allFeaturesToDisable = featuresToDisable
.Where(f => !alwaysEnabledIds.Contains(f.Id))
.SelectMany(feature => GetFeaturesToDisable(feature, enabledFeatureIds, force))
.Distinct()
.Reverse()
.ToList();
foreach (var feature in allFeaturesToDisable)
{
enabledFeatureIds.Remove(feature.Id);
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("Disabling feature '{FeatureName}'", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.DisablingAsync(featureInfo), feature, _logger);
}
var allFeaturesToEnable = featuresToEnable
.SelectMany(feature => GetFeaturesToEnable(feature, enabledFeatureIds, force))
.Distinct()
.ToList();
foreach (var feature in allFeaturesToEnable)
{
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("Enabling feature '{FeatureName}'", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.EnablingAsync(featureInfo), feature, _logger);
}
var allFeaturesToInstall = allFeaturesToEnable
.Where(f => !installedFeatureIds.Contains(f.Id))
.ToList();
foreach (var feature in allFeaturesToInstall)
{
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation("Installing feature '{FeatureName}'", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.InstallingAsync(featureInfo), feature, _logger);
}
if (allFeaturesToEnable.Count > 0)
{
enabledFeatureIds.UnionWith(allFeaturesToEnable.Select(f => f.Id));
}
if (allFeaturesToDisable.Count > 0 || allFeaturesToEnable.Count > 0)
{
await _shellDescriptorManager.UpdateShellDescriptorAsync(
shellDescriptor.SerialNumber,
enabledFeatureIds.Select(id => new ShellFeature(id)).ToArray());
ShellScope.AddDeferredTask(async scope =>
{
var featureEventHandlers = scope.ServiceProvider.GetServices <IFeatureEventHandler>();
var logger = scope.ServiceProvider.GetRequiredService <ILogger <ShellFeaturesManager> >();
foreach (var feature in allFeaturesToInstall)
{
if (logger.IsEnabled(LogLevel.Information))
{
logger.LogInformation("Feature '{FeatureName}' was installed", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.InstalledAsync(featureInfo), feature, logger);
}
foreach (var feature in allFeaturesToEnable)
{
if (logger.IsEnabled(LogLevel.Information))
{
logger.LogInformation("Feature '{FeatureName}' was enabled", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.EnabledAsync(featureInfo), feature, logger);
}
foreach (var feature in allFeaturesToDisable)
{
if (logger.IsEnabled(LogLevel.Information))
{
logger.LogInformation("Feature '{FeatureName}' was disabled", feature.Id);
}
await featureEventHandlers.InvokeAsync((handler, featureInfo) => handler.DisabledAsync(featureInfo), feature, logger);
}
});
}
return(allFeaturesToDisable, allFeaturesToEnable);
}