RoomViewController: Add a category to handle location sharing.

Riot/Modules/Room/RoomViewController+LocationSharing.swift

@@ -0,0 +1,63 @@
+// 
+// Copyright 2022 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+
+/// RoomViewController live location sharing handling
+@objc extension RoomViewController {
+    
+    func updateLiveLocationBannerViewVisibility() {
+        if self.shouldShowLiveLocationSharingBannerView {
+            self.showLiveLocationBannerView()
+        } else {
+            self.hideLiveLocationBannerView()
+        }
+    }
+    
+    func hideLiveLocationBannerView() {
+        self.liveLocationSharingBannerView?.removeFromSuperview()
+    }
+    
+    func showLiveLocationBannerView() {
+        guard liveLocationSharingBannerView == nil else {
+            return
+        }
+
+        let bannerView = LiveLocationSharingBannerView.instantiate()
+
+        bannerView.update(theme: ThemeService.shared().theme)
+
+        bannerView.didTapBackground = { [weak self] in
+            guard let self = self else {
+                return
+            }
+            
+            self.delegate?.roomViewControllerDidTapLiveLocationSharingBanner(self)
+        }
+
+        bannerView.didTapStopButton = { [weak self] in
+            
+            guard let self = self else {
+                return
+            }
+            self.delegate?.roomViewControllerDidStopLiveLocationSharing(self)
+        }
+        
+        self.topBannersStackView?.addArrangedSubview(bannerView)
+
+        self.liveLocationSharingBannerView = bannerView
+    }
+}