Add tap on search to focus search field on iOS

Model/NavigationModel.swift

@@ -63,7 +63,9 @@ final class NavigationModel: ObservableObject {
         }
     }
 
-    @Published var tabSelection: TabSelection!
+    @Published var tabSelection: TabSelection! { didSet {
+        if oldValue == tabSelection { multipleTapHandler() }
+    }}
 
     @Published var presentingAddToPlaylist = false
     @Published var videoToAddToPlaylist: Video!
@@ -295,6 +297,15 @@ final class NavigationModel: ObservableObject {
         channelPresentedInSheet = channel
         presentingChannelSheet = true
     }
+
+    func multipleTapHandler() {
+        switch tabSelection {
+        case .search:
+            self.search.focused = true
+        default:
+            print("not implemented")
+        }
+    }
 }
 
 typealias TabSelection = NavigationModel.TabSelection

Model/RecentsModel.swift

@@ -39,7 +39,9 @@ final class RecentsModel: ObservableObject {
 
     func addQuery(_ query: String) {
         if !query.isEmpty {
-            NavigationModel.shared.tabSelection = .search
+            if NavigationModel.shared.tabSelection != .search {
+                NavigationModel.shared.tabSelection = .search
+            }
             add(.init(from: query))
         }
     }

Model/Search/SearchModel.swift

@@ -16,9 +16,23 @@ final class SearchModel: ObservableObject {
     @Published var querySuggestions = [String]()
     private var suggestionsDebouncer = Debouncer(.milliseconds(200))
 
+    @Published var focused = false
+
     var accounts: AccountsModel { .shared }
     private var resource: Resource!
 
+    init() {
+        #if os(iOS)
+            addKeyboardDidHideNotificationObserver()
+        #endif
+    }
+
+    deinit {
+        #if os(iOS)
+            removeKeyboardDidHideNotificationObserver()
+        #endif
+    }
+
     var isLoading: Bool {
         resource?.isLoading ?? false
     }
@@ -136,4 +150,18 @@ final class SearchModel: ObservableObject {
                 }
             }
     }
+
+    #if os(iOS)
+        private func addKeyboardDidHideNotificationObserver() {
+            NotificationCenter.default.addObserver(self, selector: #selector(onKeyboardDidHide), name: UIResponder.keyboardDidHideNotification, object: nil)
+        }
+
+        @objc func onKeyboardDidHide() {
+            focused = false
+        }
+
+        private func removeKeyboardDidHideNotificationObserver() {
+            NotificationCenter.default.removeObserver(self, name: UIResponder.keyboardDidHideNotification, object: nil)
+        }
+    #endif
 }