[ios] refactor search modes switching

For the expanded iphone mode (in portait) only the searchEverywhere will be used
For the halfscreen everywhere + viewport
For the iPad the everywhere + viewport is always enabled
For the hidden only the viewport

Signed-off-by: Kiryl Kaveryn <kirylkaveryn@gmail.com>

iphone/Maps/UI/Search/SearchOnMap/SearchOnMapInteractor.swift

@@ -4,7 +4,6 @@ final class SearchOnMapInteractor: NSObject {
   private let searchManager: SearchManager.Type
   private let routeManager: MWMRouter.Type
   private var isUpdatesDisabled = false
-  private var showResultsOnMap: Bool = false
 
   var routingTooltipSearch: SearchOnMapRoutingTooltipSearch = .none
 
@@ -31,30 +30,44 @@ final class SearchOnMapInteractor: NSObject {
     switch event {
     case .openSearch:
       return .showHistoryAndCategory
+
     case .hideSearch:
       return .setSearchScreenHidden(true)
+
     case .didStartDraggingSearch:
       return .setIsTyping(false)
+
     case .didStartTyping:
       return .setIsTyping(true)
+
     case .didType(let searchText):
       return processTypedText(searchText)
+
     case .clearButtonDidTap:
       return processClearButtonDidTap()
+
     case .didSelect(let searchText):
       return processSelectedText(searchText)
+
     case .searchButtonDidTap(let searchText):
       return processSearchButtonDidTap(searchText)
+
     case .didSelectResult(let result, let query):
       return processSelectedResult(result, query: query)
+
     case .didSelectPlaceOnMap:
       return isiPad ? .none : .setSearchScreenHidden(true)
+
     case .didDeselectPlaceOnMap:
       return deselectPlaceOnMap()
+
     case .didStartDraggingMap:
       return .setSearchScreenCompact
+
     case .didUpdatePresentationStep(let step):
+      searchManager.setSearchMode(searchModeForPresentationStep(step))
       return .updatePresentationStep(step)
+
     case .closeSearch:
       return closeSearch()
     }
@@ -68,8 +81,6 @@ final class SearchOnMapInteractor: NSObject {
 
   private func processSearchButtonDidTap(_ query: SearchQuery) -> SearchOnMap.Response {
     searchManager.save(query)
-    showResultsOnMap = true
-    searchManager.showEverywhereSearchResultsOnMap()
     return .showOnTheMap
   }
 
@@ -85,7 +96,6 @@ final class SearchOnMapInteractor: NSObject {
       searchManager.save(query)
     }
     searchManager.searchQuery(query)
-    showResultsOnMap = true
     return .selectQuery(query)
   }
 
@@ -127,33 +137,38 @@ final class SearchOnMapInteractor: NSObject {
 
   private func deselectPlaceOnMap() -> SearchOnMap.Response {
     routingTooltipSearch = .none
-    searchManager.showViewportSearchResultsOnMap()
     return .setSearchScreenHidden(false)
   }
 
   private func closeSearch() -> SearchOnMap.Response {
     routingTooltipSearch = .none
     isUpdatesDisabled = true
-    showResultsOnMap = false
     searchManager.clear()
     return .close
   }
+
+  private func searchModeForPresentationStep(_ step: ModalPresentationStep) -> SearchMode {
+    switch step {
+    case .fullScreen:
+      return isiPad ? .everywhereAndViewport : .everywhere
+    case .halfScreen, .compact:
+      return  .everywhereAndViewport
+    case .hidden:
+      return  .viewport
+    }
+  }
 }
 
 // MARK: - MWMSearchObserver
 extension SearchOnMapInteractor: MWMSearchObserver {
   func onSearchCompleted() {
-    guard !isUpdatesDisabled else { return }
+    guard !isUpdatesDisabled, searchManager.searchMode() != .viewport else { return }
     let results = searchManager.getResults()
-    if showResultsOnMap && !results.isEmpty {
-      searchManager.showEverywhereSearchResultsOnMap()
-      showResultsOnMap = false
-    }
     presenter.process(.showResults(SearchOnMap.SearchResults(results), isSearchCompleted: true))
   }
 
   func onSearchResultsUpdated() {
-    guard !isUpdatesDisabled else { return }
+    guard !isUpdatesDisabled, searchManager.searchMode() != .viewport else { return }
     let results = searchManager.getResults()
     guard !results.isEmpty else { return }
     presenter.process(.showResults(SearchOnMap.SearchResults(results), isSearchCompleted: false))