From f4d00eefa2d9b63d61374089a31226041f603a41 Mon Sep 17 00:00:00 2001
From: Zoia Pribytkova <niakris90@gmail.com>
Date: Fri, 9 Aug 2019 11:51:07 +0300
Subject: [PATCH] [iOS] Fixed downloading banner show/hide behavior

---
 iphone/Maps/Classes/Widgets/MWMMapDownloadDialog.mm | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/iphone/Maps/Classes/Widgets/MWMMapDownloadDialog.mm b/iphone/Maps/Classes/Widgets/MWMMapDownloadDialog.mm
index 146c95f65b..931c46c6db 100644
--- a/iphone/Maps/Classes/Widgets/MWMMapDownloadDialog.mm
+++ b/iphone/Maps/Classes/Widgets/MWMMapDownloadDialog.mm
@@ -101,6 +101,7 @@ using namespace storage;
 }
 
 - (void)configDialog {
+  [self removePreviousBunnerIfNeeded];
   auto &f = GetFramework();
   auto const &s = f.GetStorage();
   auto const &p = f.GetDownloadingPolicy();
@@ -347,6 +348,18 @@ using namespace storage;
     }];
 }
 
+- (void)removePreviousBunnerIfNeeded {
+  if (!self.bannerViewController) {
+    return;
+  }
+  self.bannerVisibleConstraintV.priority = UILayoutPriorityDefaultLow;
+  self.bannerVisibleConstraintH.priority = UILayoutPriorityDefaultLow;
+  [self.bannerViewController.view removeFromSuperview];
+  self.bannerViewController = nil;
+  self.bannerView.hidden = YES;
+  [self layoutIfNeeded];
+}
+
 #pragma mark - MWMFrameworkStorageObserver
 
 - (void)processCountryEvent:(CountryId const &)countryId {