 
   internal var versionQueryCache: DistributionStateMetadata {
     get {
-      return Storage.active.userDefaults.cachedPackageQueryMetadata[self.key] ?? DistributionStateMetadata(fromQuery: false)
+      return Storage.active.userDefaults.cachedPackageQueryMetadata[self.key] ?? DistributionStateMetadata(downloadURL: nil)
     }
 
     set(value) {

      if let entry = queryResult as? Queries.PackageVersion.ResultEntry {
        self.latestVersion = entry.version
        self.distributionMethod = .cloud
      } else /* if queryResult is Queries.PackageVersion.ResultError */ {
        self.latestVersion = nil
        // The package-version query knows nothing about it - must be custom.
        self.distributionMethod = .custom
      }

      self.timestampForLastQuery = NSDate().timeIntervalSince1970
    }

    init(fromQuery: Bool = true) {
      latestVersion = nil
      timestampForLastQuery = nil

      // Assumption: we cannot install a cloud-deprecated resource from
      // in-app cloud-backed searches.
      distributionMethod = fromQuery ? .cloud : .unknown
    }
  }


   */
  public struct DistributionStateMetadata: Codable {
    var latestVersion: String?
    var downloadURL: URL?

    var timestampForLastQuery: TimeInterval?

    var distributionMethod: DistributionMethod
