fix some issues on database preparation and potential

Scripts/LintLocalizableStrings.swift

@@ -40,7 +40,8 @@ extension ProjectState {
         "cameraGrantAccessDescription",
         "permissionsAppleMusic",
         "permissionsStorageSave",
-        "permissionsMicrophoneAccessRequiredIos"
+        "permissionsMicrophoneAccessRequiredIos",
+        "permissionsLocalNetworkAccessRequiredIos"
     ]
     static let permissionStringsMap: [String: String] = [
         "permissionsStorageSend": "NSPhotoLibraryUsageDescription",
@@ -48,7 +49,8 @@ extension ProjectState {
         "cameraGrantAccessDescription": "NSCameraUsageDescription",
         "permissionsAppleMusic": "NSAppleMusicUsageDescription",
         "permissionsStorageSave": "NSPhotoLibraryAddUsageDescription",
-        "permissionsMicrophoneAccessRequiredIos": "NSMicrophoneUsageDescription"
+        "permissionsMicrophoneAccessRequiredIos": "NSMicrophoneUsageDescription",
+        "permissionsLocalNetworkAccessRequiredIos": "NSLocalNetworkUsageDescription"
     ]
     static let validSourceSuffixes: Set<String> = [".swift", ".m"]
     static let excludedPaths: Set<String> = [
@@ -318,7 +320,8 @@ enum ScriptAction: String {
                 ProjectState.permissionStrings.forEach { key in
                     guard let nsKey: String = ProjectState.permissionStringsMap[key] else { return }
                     if
-                        let stringsData: Data = try? JSONSerialization.data(withJSONObject: (projectState.localizationFile.strings[key] as! JSON), options: [ .fragmentsAllowed ]),
+                        let json = projectState.localizationFile.strings[key] as? JSON,
+                        let stringsData: Data = try? JSONSerialization.data(withJSONObject: json, options: [ .fragmentsAllowed ]),
                         let stringsJSONString: String = String(data: stringsData, encoding: .utf8)
                     {
                         let updatedStringsJSONString = stringsJSONString.replacingOccurrences(of: "{app_name}", with: "Session")

Session/Calls/Call Management/SessionCall.swift

@@ -23,7 +23,13 @@ public final class SessionCall: CurrentCallProtocol, WebRTCSessionDelegate {
     var audioMode: AudioMode
     public let webRTCSession: WebRTCSession
     let isOutgoing: Bool
-    var remoteSDP: RTCSessionDescription? = nil
+    var remoteSDP: RTCSessionDescription? = nil {
+        didSet {
+            if hasStartedConnecting, let sdp = remoteSDP {
+                webRTCSession.handleRemoteSDP(sdp, from: sessionId) // This sends an answer message internally
+            }
+        }
+    }
     var callInteractionId: Int64?
     var answerCallAction: CXAnswerCallAction? = nil
     
@@ -214,9 +220,6 @@ public final class SessionCall: CurrentCallProtocol, WebRTCSessionDelegate {
         
         Log.info(.calls, "Did receive remote sdp.")
         remoteSDP = sdp
-        if hasStartedConnecting {
-            webRTCSession.handleRemoteSDP(sdp, from: sessionId) // This sends an answer message internally
-        }
         if mode == .answer {
             self.updateCurrentConnectionStepIfPossible(AnswerStep.receivedOffer)
         }
@@ -296,10 +299,10 @@ public final class SessionCall: CurrentCallProtocol, WebRTCSessionDelegate {
         guard case .answer = mode else { return }
         
         hasStartedConnecting = true
+        self.updateCurrentConnectionStepIfPossible(AnswerStep.sendingAnswer)
         
         if let sdp = remoteSDP {
             SNLog("[Calls] Got remote sdp already")
-            self.updateCurrentConnectionStepIfPossible(AnswerStep.sendingAnswer)
             webRTCSession.handleRemoteSDP(sdp, from: sessionId) // This sends an answer message internally
         }
     }
@@ -615,9 +618,14 @@ extension SessionCall {
         connectionStepsRecord[step.index] = true
         while let nextStep = currentConnectionStep.nextStep, connectionStepsRecord[nextStep.index] {
             currentConnectionStep = nextStep
-            updateCallDetailedStatus?(
-                mode == .offer ? Constants.call_connection_steps_sender[currentConnectionStep.index] : Constants.call_connection_steps_receiver[currentConnectionStep.index]
-            )
+            DispatchQueue.main.async {
+                self.updateCallDetailedStatus?(
+                    self.mode == .offer ?
+                    Constants.call_connection_steps_sender[self.currentConnectionStep.index] :
+                    Constants.call_connection_steps_receiver[self.currentConnectionStep.index]
+                )
+            }
+            
         }
     }
 }

Session/Calls/WebRTC/WebRTCSession+MessageHandling.swift

@@ -24,9 +24,11 @@ extension WebRTCSession {
             else {
                 guard sdp.type == .offer else { return }
                 
-                self?.sendAnswer(to: sessionId)
-                    .retry(5)
-                    .sinkUntilComplete()
+                DispatchQueue.global(qos: .userInitiated).async {
+                    self?.sendAnswer(to: sessionId)
+                        .retry(5)
+                        .sinkUntilComplete()
+                }
             }
         })
     }

Session/Notifications/PushRegistrationManager.swift

@@ -314,8 +314,10 @@ public class PushRegistrationManager: NSObject, PKPushRegistryDelegate {
         
         dependencies[singleton: .jobRunner].appDidBecomeActive()
         
-        // NOTE: Just start 1-1 poller so that it won't wait for polling group messages
-        (UIApplication.shared.delegate as? AppDelegate)?.startPollersIfNeeded(shouldStartGroupPollers: false)
+        dependencies[singleton: .appReadiness].runNowOrWhenAppDidBecomeReady {
+            // NOTE: Just start 1-1 poller so that it won't wait for polling group messages
+            (UIApplication.shared.delegate as? AppDelegate)?.startPollersIfNeeded(shouldStartGroupPollers: false)
+        }
         
         call.reportIncomingCallIfNeeded { error in
             if let error = error {

SessionNotificationServiceExtension/NotificationServiceExtension.swift

@@ -485,7 +485,7 @@ public final class NotificationServiceExtension: UNNotificationServiceExtension
         for callMessage: CallMessage,
         runId: String
     ) {
-        if #available(iOSApplicationExtension 14.5, *), Preferences.isCallKitSupported {
+        if Preferences.isCallKitSupported {
             guard let caller: String = callMessage.sender, let timestamp = callMessage.sentTimestampMs else { return }
             
             let reportCall: () -> () = { [weak self, dependencies] in