Use a private field to tell if packages folder was custom

Author: mikkok-adafy

src/Weikio.PluginFramework.Catalogs.NuGet/NugetPackagePluginCatalog.cs

@@ -26,6 +26,8 @@ public class NugetPackagePluginCatalog : IPluginCatalog
 
  public string PackagesFolder { get; }
 
+ private bool _isCustomPackagesFolder;
+
  public NugetPackagePluginCatalog(string packageName, string packageVersion = null, bool includePrerelease = false, NuGetFeed packageFeed = null,
  string packagesFolder = null, Action<TypeFinderCriteriaBuilder> configureFinder = null, Dictionary<string, TypeFinderCriteria> criterias = null,
  NugetPluginCatalogOptions options = null)
@@ -37,6 +39,8 @@ public NugetPackagePluginCatalog(string packageName, string packageVersion = nul
 
  PackagesFolder = packagesFolder ?? Path.Combine(Path.GetTempPath(), "NugetPackagePluginCatalog", Path.GetRandomFileName());
 
+ _isCustomPackagesFolder = packagesFolder != null;
+
  if (!Directory.Exists(PackagesFolder))
  {
  Directory.CreateDirectory(PackagesFolder);
@@ -95,7 +99,7 @@ public async Task Initialize()
  {
  NugetDownloadResult nugetDownloadResult = null;
 
- if (File.Exists(PackagesFolder + "/nugetDownloadResult.json"))
+ if (_isCustomPackagesFolder && File.Exists(PackagesFolder + "/nugetDownloadResult.json"))
  {
  var jsonFromDisk = await File.ReadAllTextAsync(PackagesFolder + "/nugetDownloadResult.json");
 
@@ -142,7 +146,7 @@ public async Task Initialize()
 
  IsInitialized = true;
 
- if (File.Exists(PackagesFolder + "/nugetDownloadResult.json") == false)
+ if (_isCustomPackagesFolder && File.Exists(PackagesFolder + "/nugetDownloadResult.json") == false)
  {
  var jsonToWrite = JsonConvert.SerializeObject(nugetDownloadResult);