[ios] Fixed location alert display logic.

iphone/Maps/Classes/CustomAlert/AlertController/MWMAlertViewController.mm

@@ -3,6 +3,7 @@
 #import "MWMController.h"
 #import "MWMDownloadTransitMapAlert.h"
 #import "MWMLocationAlert.h"
+#import "MapViewController.h"
 #import "MapsAppDelegate.h"
 
 static NSString * const kAlertControllerNibIdentifier = @"MWMAlertViewController";
@@ -47,7 +48,11 @@ static NSString * const kAlertControllerNibIdentifier = @"MWMAlertViewController
 #pragma mark - Actions
 
 - (void)presentRateAlert { [self displayAlert:MWMAlert.rateAlert]; }
-- (void)presentLocationAlert { [self displayAlert:[MWMAlert locationAlert]]; }
+- (void)presentLocationAlert
+{
+  if (![MapViewController controller].pageViewController)
+    [self displayAlert:[MWMAlert locationAlert]];
+}
 - (void)presentPoint2PointAlertWithOkBlock:(nonnull TMWMVoidBlock)okBlock
                              needToRebuild:(BOOL)needToRebuild
 {

iphone/Maps/Classes/Location/MWMLocationManager.mm

@@ -294,7 +294,6 @@ void setPermissionRequested()
   if (self.lastLocationInfo == locationInfo)
     return;
   self.lastLocationInfo = locationInfo;
-  self.lastLocationStatus = location::TLocationError::ENoError;
   [self.predictor reset:gpsInfo];
 }
 
@@ -453,6 +452,8 @@ void setPermissionRequested()
   // So we filter out such events completely.
   if (location.horizontalAccuracy < 0.)
     return;
+
+  self.lastLocationStatus = location::TLocationError::ENoError;
   [self processLocationUpdate:location];
   [[Statistics instance] logLocation:location];
 }

iphone/Maps/Classes/MapViewController.h

@@ -1,4 +1,5 @@
 #import "MWMMapDownloaderTypes.h"
+#import "MWMPageController.h"
 #import "MWMViewController.h"
 
 #include "geometry/point2d.hpp"
@@ -38,5 +39,6 @@ struct AddressInfo;
 
 @property(nonatomic, readonly) MWMMapViewControlsManager * controlsManager;
 @property(nonatomic) MWMAPIBar * apiBar;
+@property(nonatomic) MWMPageController * pageViewController;
 
 @end

iphone/Maps/Classes/MapViewController.mm

@@ -18,7 +18,6 @@
 #import "MWMMapDownloadDialog.h"
 #import "MWMMapDownloaderViewController.h"
 #import "MWMMapViewControlsManager.h"
-#import "MWMPageController.h"
 #import "MWMPlacePageData.h"
 #import "MWMPlacePageEntity.h"
 #import "MWMPlacePageProtocol.h"
@@ -110,7 +109,7 @@ BOOL gIsFirstMyPositionMode = YES;
 @property(nonatomic) BOOL disableStandbyOnLocationStateMode;
 
 @property(nonatomic) UserTouchesAction userTouchesAction;
-@property(nonatomic) MWMPageController * pageViewController;
+
 @property(nonatomic) MWMMapDownloadDialog * downloadDialog;
 
 @property(nonatomic) BOOL skipForceTouch;