From 6b494e11131c12874ee98fac36ef4d87cf0e893d Mon Sep 17 00:00:00 2001
From: Riley Testut <riley@rileytestut.com>
Date: Thu, 19 Sep 2019 13:32:06 -0700
Subject: [PATCH] Fixes dismissing document browser on background thread

---
 Delta/Importing/ImportController.swift | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/Delta/Importing/ImportController.swift b/Delta/Importing/ImportController.swift
index 3d7e63c..c57ac3a 100644
--- a/Delta/Importing/ImportController.swift
+++ b/Delta/Importing/ImportController.swift
@@ -98,18 +98,20 @@ class ImportController: NSObject
     
     private func finish(with urls: Set<URL>?, errors: [Error])
     {
-        if let urls = urls
-        {
-            self.delegate?.importController(self, didImportItemsAt: urls, errors: errors)
+        DispatchQueue.main.async {
+            if let urls = urls
+            {
+                self.delegate?.importController(self, didImportItemsAt: urls, errors: errors)
+            }
+            else
+            {
+                self.delegate?.importControllerDidCancel(self)
+            }
+            
+            self.presentedViewController?.dismiss(animated: true)
+            
+            self.presentingViewController?.importController = nil
         }
-        else
-        {
-            self.delegate?.importControllerDidCancel(self)
-        }
-        
-        self.presentedViewController?.dismiss(animated: true)
-        
-        self.presentingViewController?.importController = nil
     }
     
     private func presentDocumentBrowser()