From 704c49a4d4d3fdd28719b91882811858b02860b0 Mon Sep 17 00:00:00 2001
From: Brandon Hines <brandon.d.hines@gmail.com>
Date: Mon, 10 Feb 2020 17:32:33 -0600
Subject: [PATCH] prevented ios UI from displaying when checking key existence

---
 ios/ReactNativeBiometrics.m | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ios/ReactNativeBiometrics.m b/ios/ReactNativeBiometrics.m
index c946b73..d04c297 100644
--- a/ios/ReactNativeBiometrics.m
+++ b/ios/ReactNativeBiometrics.m
@@ -162,11 +162,12 @@ - (BOOL) biometricKeyExists {
   NSDictionary *searchQuery = @{
                                 (id)kSecClass: (id)kSecClassKey,
                                 (id)kSecAttrApplicationTag: biometricKeyTag,
-                                (id)kSecAttrKeyType: (id)kSecAttrKeyTypeRSA
+                                (id)kSecAttrKeyType: (id)kSecAttrKeyTypeRSA,
+                                (id)kSecUseAuthenticationUI: (id)kSecUseAuthenticationUIFail
                                 };
 
   OSStatus status = SecItemCopyMatching((__bridge CFDictionaryRef)searchQuery, nil);
-  return status == errSecSuccess;
+  return status == errSecSuccess || status == errSecInteractionNotAllowed;
 }
 
 -(OSStatus) deleteBiometricKey {