Fixes #258 - Display an indicator if the network is currently unreachable (#379)

2026-11-03 06:55:59 +00:00 · 2022-12-19 18:29:14 +02:00
parent e0e2d26b4b
commit 39fcd3b9c9
6 changed files with 81 additions and 8 deletions
@@ -0,0 +1,50 @@
+//
+// 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 Combine
+import Foundation
+import Network
+
+class NetworkMonitor {
+    private let pathMonitor: NWPathMonitor
+    private let queue: DispatchQueue
+    let reachabilityPublisher: CurrentValueSubject<Bool, Never>
+    
+    var isCurrentConnectionExpensive: Bool {
+        pathMonitor.currentPath.isExpensive
+    }
+    
+    var isCurrentConnectionConstrained: Bool {
+        pathMonitor.currentPath.isConstrained
+    }
+    
+    init() {
+        queue = DispatchQueue(label: "io.element.elementx.networkmonitor")
+        pathMonitor = NWPathMonitor()
+        reachabilityPublisher = CurrentValueSubject<Bool, Never>(pathMonitor.currentPath.status == .satisfied)
+        
+        pathMonitor.pathUpdateHandler = { [weak self] path in
+            DispatchQueue.main.async {
+                if path.status == .satisfied {
+                    self?.reachabilityPublisher.send(true)
+                } else {
+                    self?.reachabilityPublisher.send(false)
+                }
+            }
+        }
+        pathMonitor.start(queue: queue)
+    }
+}