From 9d22d4ef359ff5f1f5a45bc9b84c7c0eb98453b9 Mon Sep 17 00:00:00 2001
From: Shadowfacts <me@shadowfacts.net>
Date: Mon, 7 Mar 2022 23:06:05 -0500
Subject: [PATCH] Broken scene activation conditions stuff

---
 Reader/SceneDelegate.swift                   | 13 +++++++++++++
 Reader/Screens/Home/HomeViewController.swift |  4 ++--
 Reader/UserActivities.swift                  | 19 ++++++++++++++++---
 3 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/Reader/SceneDelegate.swift b/Reader/SceneDelegate.swift
index 6e93dba..515032e 100644
--- a/Reader/SceneDelegate.swift
+++ b/Reader/SceneDelegate.swift
@@ -49,6 +49,7 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
                 if let activity = activity {
                     setupUI(from: activity)
                 }
+                setupSceneActivationConditions()
             }
         } else {
             createLoginUI()
@@ -136,6 +137,17 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
         window!.rootViewController = AppSplitViewController(fervorController: fervorController)
     }
     
+    private func setupSceneActivationConditions() {
+        guard let account = fervorController?.account else {
+            return
+        }
+        let scene = self.window!.windowScene!
+        // todo: why the fuck doesn't this work
+        // it always picks the most recently focused window
+        scene.activationConditions.prefersToActivateForTargetContentIdentifierPredicate = NSPredicate(format: "self == '\(account.id.base64EncodedString())'")
+        scene.activationConditions.canActivateForTargetContentIdentifierPredicate = NSPredicate(value: false)
+    }
+    
     private func syncFromServer() {
         guard let fervorController = fervorController else {
             return
@@ -179,6 +191,7 @@ extension SceneDelegate: LoginViewControllerDelegate {
             
             createAppUI()
             syncFromServer()
+            setupSceneActivationConditions()
             
             UIMenuSystem.main.setNeedsRebuild()
         }
diff --git a/Reader/Screens/Home/HomeViewController.swift b/Reader/Screens/Home/HomeViewController.swift
index 27a2929..fed70ec 100644
--- a/Reader/Screens/Home/HomeViewController.swift
+++ b/Reader/Screens/Home/HomeViewController.swift
@@ -204,9 +204,9 @@ class HomeViewController: UIViewController {
         vc.delegate = itemsDelegate
         switch item {
         case .all:
-            vc.userActivity = .readAll()
+            vc.userActivity = .readAll(account: fervorController.account!)
         case .unread:
-            vc.userActivity = .readUnread()
+            vc.userActivity = .readUnread(account: fervorController.account!)
         case .group(let group):
             break
         case .feed(let feed):
diff --git a/Reader/UserActivities.swift b/Reader/UserActivities.swift
index 15ab040..c6330d9 100644
--- a/Reader/UserActivities.swift
+++ b/Reader/UserActivities.swift
@@ -16,7 +16,12 @@ extension NSUserActivity {
     static let readAllType = "net.shadowfacts.Reader.activity.read-all"
     
     func accountID() -> Data? {
-        if [NSUserActivity.addAccountType].contains(self.activityType),
+        let types = [
+            NSUserActivity.activateAccountType,
+            NSUserActivity.readUnreadType,
+            NSUserActivity.readAllType,
+        ]
+        if types.contains(self.activityType),
            let id = self.userInfo?["accountID"] as? Data {
             return id
         } else {
@@ -40,19 +45,27 @@ extension NSUserActivity {
         return activity
     }
     
-    static func readUnread() -> NSUserActivity {
+    static func readUnread(account: LocalData.Account) -> NSUserActivity {
         let activity = NSUserActivity(activityType: readUnreadType)
         activity.isEligibleForHandoff = true
         activity.isEligibleForPrediction = true
         activity.title = "Show unread articles"
+        activity.userInfo = [
+            "accountID": account.id
+        ]
+        activity.targetContentIdentifier = account.id.base64EncodedString()
         return activity
     }
     
-    static func readAll() -> NSUserActivity {
+    static func readAll(account: LocalData.Account) -> NSUserActivity {
         let activity = NSUserActivity(activityType: readAllType)
         activity.isEligibleForHandoff = true
         activity.isEligibleForPrediction = true
         activity.title = "Show all articles"
+        activity.userInfo = [
+            "accountID": account.id
+        ]
+        activity.targetContentIdentifier = account.id.base64EncodedString()
         return activity
     }