[release-73-search-banners] [ios] Updated search banners cache logic.

iphone/Maps/Core/Ads/BannersCache.swift

@@ -22,29 +22,28 @@ final class BannersCache: NSObject {
 
   private func onCompletion(isAsync: Bool) {
     guard let completion = completion else { return }
-    var bannerType: BannerType?
+    var banner: Banner?
     statesLoop: for loadState in loadStates {
       switch loadState {
-      case .notLoaded(_): return
+      case .notLoaded(let type):
+        banner = cache[type]
+        break statesLoop
       case .loaded(let type):
-        bannerType = type
+        banner = cache[type]
         break statesLoop
       case .error: continue
       }
     }
-    guard bannerType != nil else { return }
-    guard let banner = cache[bannerType!] else {
-      assert(false)
-      return
+    if let banner = banner {
+      Statistics.logEvent(kStatPlacePageBannerShow, withParameters: banner.statisticsDescription)
+      MRMyTracker.trackEvent(withName: kStatPlacePageBannerShow)
+      completion(banner, isAsync)
+      banner.isBannerOnScreen = true
+      self.completion = nil
     }
-    Statistics.logEvent(kStatPlacePageBannerShow, withParameters: banner.statisticsDescription)
-    MRMyTracker.trackEvent(withName: kStatPlacePageBannerShow)
-    completion(banner, isAsync)
-    banner.isBannerOnScreen = true
-    self.completion = nil
   }
 
-  func get(coreBanners: [CoreBanner], completion: @escaping Completion, cacheOnly: Bool) {
+  func get(coreBanners: [CoreBanner], cacheOnly: Bool, loadNew: Bool = true, completion: @escaping Completion) {
     self.completion = completion
     self.cacheOnly = cacheOnly
     loadStates = coreBanners.map { coreBanner in
@@ -52,10 +51,13 @@ final class BannersCache: NSObject {
       if let banner = cache[bannerType], (!banner.isPossibleToReload || banner.isNeedToRetain) {
         return .loaded(bannerType)
       } else {
-        get(bannerType: bannerType)
+        if loadNew {
+          get(bannerType: bannerType)
+        }
         return .notLoaded(bannerType)
       }
     }
+
     onCompletion(isAsync: false)
   }
 

iphone/Maps/Core/Search/MWMSearch.mm

@@ -101,6 +101,7 @@ using TObservers = NSHashTable<__kindof TObserver>;
             f.SearchInViewport(m_viewportParams);
           }
         }
+        [self updateItemsIndexWithBannerReload:YES];
         [self onSearchCompleted];
       }
       else
@@ -108,7 +109,7 @@ using TObservers = NSHashTable<__kindof TObserver>;
         self->m_everywhereResults = results;
         self->m_isLocalAdsCustomer = isLocalAdsCustomer;
         self.suggestionsCount = results.GetSuggestsCount();
-        [self updateItemsIndex];
+        [self updateItemsIndexWithBannerReload:NO];
         [self onSearchResultsUpdated];
       }
     };
@@ -256,7 +257,7 @@ using TObservers = NSHashTable<__kindof TObserver>;
   auto manager = [MWMSearch manager];
   manager->m_everywhereResults.Clear();
   manager.suggestionsCount = 0;
-  [manager updateItemsIndex];
+  [manager updateItemsIndexWithBannerReload:YES];
   [self reset];
 }
 
@@ -296,7 +297,7 @@ using TObservers = NSHashTable<__kindof TObserver>;
   [manager onSearchCompleted];
 }
 
-- (void)updateItemsIndex
+- (void)updateItemsIndexWithBannerReload:(BOOL)reloadBanner
 {
   auto const resultsCount = self->m_everywhereResults.GetCount();
   auto const itemsIndex = [[MWMSearchIndex alloc] initWithSuggestionsCount:self.suggestionsCount
@@ -311,14 +312,15 @@ using TObservers = NSHashTable<__kindof TObserver>;
       __weak auto weakSelf = self;
       [bannersCache
           getWithCoreBanners:banner_helpers::MatchPriorityBanners(adsEngine.GetSearchBanners())
+                   cacheOnly:YES
+                     loadNew:reloadBanner
                   completion:^(id<MWMBanner> ad, BOOL isAsync) {
                     __strong auto self = weakSelf;
                     if (!self)
                       return;
                     NSAssert(isAsync == NO, @"Banner is not from cache!");
                     [self.banners add:ad];
-                  }
-                   cacheOnly:YES];
+                  }];
     }
   }
   else

iphone/Maps/UI/PlacePage/MWMPlacePageData.mm

@@ -104,6 +104,8 @@ using namespace place_page;
     __weak auto wSelf = self;
     [[MWMBannersCache cache]
         getWithCoreBanners:banner_helpers::MatchPriorityBanners(m_info.GetBanners())
+                 cacheOnly:NO
+                   loadNew:YES
                 completion:^(id<MWMBanner> ad, BOOL isAsync) {
                   __strong auto self = wSelf;
                   if (!self)
@@ -113,8 +115,7 @@ using namespace place_page;
                   self->m_previewRows.push_back(PreviewRows::Banner);
                   if (isAsync)
                     self.bannerIsReadyCallback();
-                }
-                 cacheOnly:NO];
+                }];
   }
 }
 

iphone/Maps/UI/Search/TableView/MWMSearchTableViewController.mm

@@ -142,6 +142,7 @@
 
 - (void)onSearchCompleted
 {
+  [self onSearchResultsUpdated];
   BOOL const noResults = [MWMSearch resultsCount] == 0;
   self.tableView.hidden = noResults;
   [(MWMSearchTableView *)self.view hideNoResultsView:!noResults];