fix: reload from js side

ios/App/App/AppDelegate.swift

@@ -1,130 +1,34 @@
-// code from https://github.com/ionic-team/capacitor/discussions/7097#discussioncomment-12804297
+// AppDelegate.swift
 import UIKit
 import Capacitor
 
 @UIApplicationMain
 class AppDelegate: UIResponder, UIApplicationDelegate {
 
-    var window: UIWindow?
-    let maxBackgroundTime: TimeInterval = 300 // 5 minutes in seconds
+  var window: UIWindow?
+  let maxBackgroundTime: TimeInterval = 300 // 5 minutes
 
-    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
-        // Override point for customization after application launch.
-        //...
+  func applicationDidEnterBackground(_ application: UIApplication) {
+    UserDefaults.standard.set(Date(), forKey: "backgroundEnterDate")
+  }
 
-        // Listen to Memory Constraints to restart the app
-        // Observe for low-memory warnings.
-        NotificationCenter.default.addObserver(self,
-                                            selector: #selector(handleMemoryWarning),
-                                            name: UIApplication.didReceiveMemoryWarningNotification,
-                                            object: nil)
-        return true
+  func applicationWillEnterForeground(_ application: UIApplication) {
+    if let backgroundDate = UserDefaults.standard.object(forKey: "backgroundEnterDate") as? Date {
+      let elapsed = Date().timeIntervalSince(backgroundDate)
+      if elapsed > maxBackgroundTime {
+          requestJsReload()
+      }
     }
+    UserDefaults.standard.removeObject(forKey: "backgroundEnterDate")
+  }
 
-    func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable : Any], fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) {
-        // Allow Remote Notifications to be handled by the BackgroundRunnerPlugin
-    }
-
-    func applicationWillResignActive(_ application: UIApplication) {
-        // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
-        // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
-    }
-
-    func applicationDidEnterBackground(_ application: UIApplication) {
-        // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
-        // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
-
-        // Record the Background Enter Date
-        UserDefaults.standard.set(Date(), forKey: "backgroundEnterDate")
-    }
-
-    func applicationWillEnterForeground(_ application: UIApplication) {
-        // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
-        if let backgroundDate = UserDefaults.standard.object(forKey: "backgroundEnterDate") as? Date {
-            let elapsed = Date().timeIntervalSince(backgroundDate)
-            if elapsed > maxBackgroundTime {
-                // More than N minutes have passed.
-                // Reconstruct your WKWebView (or trigger an app state reset) as needed.
-                restartApplication()
-            }
-        }
-
-        // Clear the background enter date
-        UserDefaults.standard.removeObject(forKey: "backgroundEnterDate")
-        UserDefaults.standard.synchronize() // Optional, to flush the data right away
-    }
-
-    func applicationDidBecomeActive(_ e: UIApplication) {
-        // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
-    }
-
-    func applicationWillTerminate(_ application: UIApplication) {
-        // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
-    }
-
-    func application(_ app: UIApplication, open url: URL, options: [UIApplication.OpenURLOptionsKey: Any] = [:]) -> Bool {
-        // Called when the app was launched with a url. Feel free to add additional processing here,
-        // but if you want the App API to support tracking app url opens, make sure to keep this call
-        return ApplicationDelegateProxy.shared.application(app, open: url, options: options)
-    }
+  private func requestJsReload() {
+      // Find the Bridge VC to get the bridge
+      guard let root = window?.rootViewController else { return }
+      let bridgeVC =
+        (root as? UINavigationController)?.viewControllers.first as? CAPBridgeViewController
+        ?? (root as? CAPBridgeViewController)
 
-    func application(_ application: UIApplication, continue userActivity: NSUserActivity, restorationHandler: @escaping ([UIUserActivityRestoring]?) -> Void) -> Bool {
-        // Called when the app was launched with an activity, including Universal Links.
-        // Feel free to add additional processing here, but if you want the App API to support
-        // tracking app url opens, make sure to keep this call
-        return ApplicationDelegateProxy.shared.application(application, continue: userActivity, restorationHandler: restorationHandler)
-    }
-
-    func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
-        NotificationCenter.default.post(name: .capacitorDidRegisterForRemoteNotifications, object: deviceToken)
-    }
-
-    func application(_ application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: Error) {
-        NotificationCenter.default.post(name: .capacitorDidFailToRegisterForRemoteNotifications, object: error)
-    }
-
-    func restartApplication() {
-        // Create a simple view controller as a placeholder during transition
-        let viewController = UIViewController()
-        let navCtrl = UINavigationController(rootViewController: viewController)
-
-        guard
-            let window = self.window,
-            let rootViewController = window.rootViewController
-        else {
-            return
-        }
-
-        navCtrl.view.frame = rootViewController.view.frame
-        navCtrl.view.layoutIfNeeded()
-
-        UIView.transition(with: window, duration: 0.3, options: .transitionCrossDissolve, animations: {
-            window.rootViewController = navCtrl
-        }) { _ in
-            // After transition, reload the app by recreating the main view controller
-            let mainStoryboard = UIStoryboard(name: "Main", bundle: nil)
-            if let initialViewController = mainStoryboard.instantiateInitialViewController() {
-                window.rootViewController = initialViewController
-
-                // Post a notification that can be caught in the web view to reload the app state
-                NotificationCenter.default.post(name: Notification.Name("AppRestartRequired"), object: nil)
-            }
-        }
-    }
-
-    // Called when the app receives a low memory warning.
-    @objc func handleMemoryWarning() {
-        // Only kill the app if it's in the background.
-        if UIApplication.shared.applicationState == .background {
-            // Set an old date to guarantee a restart next time
-            let staleDate = Date(timeIntervalSinceNow: -(maxBackgroundTime * 2))
-            UserDefaults.standard.set(staleDate, forKey: "backgroundEnterDate")
-            UserDefaults.standard.synchronize() // Optional, to flush the data right away
-            print("🔴 Memory warning in background: setting stale timestamp \(staleDate)")
-        }
-    }
-
-    deinit {
-        NotificationCenter.default.removeObserver(self)
-    }
+      bridgeVC?.bridge?.triggerJSEvent(eventName: "AppRestartRequired", target: "window")
+  }
 }

src/main/frontend/handler.cljs

@@ -161,6 +161,7 @@
   (events/run!)
 
   (p/do!
+   (prn :debug :start-db-worker)
    (-> (p/let [_ (db-browser/start-db-worker!)
                repos (repo-handler/get-repos)
                _ (state/set-repos! repos)

src/main/mobile/core.cljs

@@ -73,11 +73,21 @@
    ;; set to false to enable HistoryAPI
    {:use-fragment true}))
 
+(defn listen-to-reload-app
+  []
+  (.addEventListener js/window "AppRestartRequired"
+                     (fn []
+                       (prn :debug :app-restarted)
+                       (.reload js/window.location))))
+
 (defn ^:export init []
   ;; init is called ONCE when the page loads
   ;; this is called in the index.html and must be exported
   ;; so it is available even in :advanced release builds
   (prn "[Mobile] init!")
+
+  (listen-to-reload-app)
+
   (set-router!)
   (init/init!)
   (fhandler/start! render!))