Blender Script unity Installer

BlenderInstallScript.cs

    [InitializeOnLoad]
    public static class BlenderInstallScript
    {
        //change this to your own import script
        private static string blenderScriptRepo = "https://github.com/builder-main/unity-blender-better-import.git";
        private static string blenderScripFileName = "Unity-BlenderToFBX.py";
        private static string blenderScriptInstallPath = @"Data\Tools";
        private static string backupSuffix = ".back";

        static BlenderInstallScript()
        {
            CheckBlenderEnhancedImporterInstallation();
        }

        [MenuItem("Indus/"+nameof(CheckBlenderEnhancedImporterInstallation))]
        public static void CheckBlenderEnhancedImporterInstallation()
        {
            EditorUtility.DisplayProgressBar("Loading Blender Enhanced Importer Repo", "", 0);
            var repoPath = Path.Combine(Path.GetTempPath(), "BlenderEnhancedImporter");
            
            if(Directory.Exists(repoPath).Not()) Repository.Clone(blenderScriptRepo, repoPath, new CloneOptions(){});

            EditorUtility.DisplayProgressBar("Loading Blender Enhanced Importer Repo", "", 50);
            var repo = new Repository(repoPath);
            Commands.Pull(repo, new Signature("TMP", "TMP", DateTimeOffset.Now), new PullOptions());

            var repoFileName = Path.Combine(repoPath, blenderScripFileName);

            try
            {
                var unityEditorPath = Path.GetDirectoryName(EditorApplication.applicationPath);
                var installFileName = Path.Combine(unityEditorPath, blenderScriptInstallPath, blenderScripFileName);
                var installedFile = File.ReadAllText(installFileName);
                var repoFile = File.ReadAllText(repoFileName);
                if (installedFile.Equals(repoFile))
                {
                    Debug.Log(
                        $"{installFileName} already match <{blenderScriptRepo}/{blenderScripFileName}> no need to reinstall");
                    return;
                }

                var backupFileName = installFileName + backupSuffix;
                
                EditorUtility.ClearProgressBar();
                var valid = EditorUtility.DisplayDialog(
                    "Blender Enhanced Importer Install",
                    $"{blenderScriptInstallPath} differs from {blenderScriptRepo}/{blenderScripFileName}, would you like to update ? Won't delete previous backup",
                    "Install and Backup", "Cancel");

                if (!valid) return;

                Debug.Log($"Copy <{repoFileName}> to <{installFileName}>, backup if does not exist to <{backupFileName}>");
                if (File.Exists(backupFileName).Not()) //do not erase backup
                {
                    File.Copy(installFileName, backupFileName, false);
                }

                File.Copy(repoFileName, installFileName, true);
                
                

            }
            catch (Exception e)
            {
                Console.WriteLine(e);
                throw;
            }
            finally
            {
                EditorUtility.ClearProgressBar();
                repo.Dispose();
            }
            

        }

    }