/// <summary>
/// Initializes a new instance of the <see cref="Instance"/> class.
/// </summary>
/// <param name="instance">The <see cref="ISetupInstance2"/> to adapt.</param>
/// <exception cref="ArgumentNullException"><paramref name="instance"/> is null.</exception>
internal Instance(ISetupInstance2 instance)
{
Validate.NotNull(instance, nameof(instance));
// The instance ID is required, but then try to set other properties to release the COM object and its resources ASAP.
InstanceId = instance.GetInstanceId();
TrySet(ref installationName, nameof(InstallationName), instance.GetInstallationName);
TrySet(ref installationPath, nameof(InstallationPath), instance.GetInstallationPath);
TrySet(ref installationVersion, nameof(InstallationVersion), () =>
{
Version version;
var versionString = instance.GetInstallationVersion();
if (Version.TryParse(versionString, out version))
{
return(version.Normalize());
}
return(null);
});
TrySet(ref installDate, nameof(InstallDate), () =>
{
var ft = instance.GetInstallDate();
var l = ((long)ft.dwHighDateTime << 32) + ft.dwLowDateTime;
return(DateTime.FromFileTime(l));
});
TrySet(ref state, nameof(State), instance.GetState);
var lcid = CultureInfo.CurrentUICulture.LCID;
TrySet(ref displayName, nameof(DisplayName), () =>
{
return(instance.GetDisplayName(lcid));
});
TrySet(ref description, nameof(Description), () =>
{
return(instance.GetDescription(lcid));
});
TrySet(ref productPath, nameof(ProductPath), () =>
{
var path = instance.GetProductPath();
return(instance.ResolvePath(path));
});
TrySet(ref product, nameof(Product), () =>
{
var reference = instance.GetProduct();
if (reference != null)
{
return(new PackageReference(reference));
}
return(null);
});
TrySet(ref packages, nameof(Packages), () =>
{
return(new List <PackageReference>(GetPackages(instance)));
});
if (packages != null && packages.Any())
{
Packages = new ReadOnlyCollection <PackageReference>(packages);
}
TrySet(ref properties, nameof(Properties), () =>
{
var properties = instance.GetProperties();
return(properties?.GetNames()
.ToDictionary(name => name.ToPascalCase(), name => properties.GetValue(name), StringComparer.OrdinalIgnoreCase));
});
if (properties != null)
{
Properties = new ReadOnlyDictionary <string, object>(properties);
}
else
{
// While accessing properties on a null object succeeds in PowerShell, accessing the indexer does not.
Properties = ReadOnlyDictionary <string, object> .Empty;
}
TrySet(ref enginePath, nameof(EnginePath), instance.GetEnginePath);
TrySet(ref isComplete, nameof(IsComplete), instance.IsComplete);
TrySet(ref isLaunchable, nameof(IsLaunchable), instance.IsLaunchable);
// Get all properties of the instance not explicitly declared.
var store = (ISetupPropertyStore)instance;
AdditionalProperties = store.GetNames()
.Where(name => !DeclaredProperties.Contains(name))
.ToDictionary(name => name.ToPascalCase(), name => store.GetValue(name), StringComparer.OrdinalIgnoreCase);
}