Context menu entry for media view: Show in Chat

Signal/AppLaunch/SignalApp.swift

@@ -158,7 +158,8 @@ extension SignalApp {
         _ thread: TSThread,
         action: ConversationViewAction = .none,
         focusMessageId: String? = nil,
-        animated: Bool
+        animated: Bool,
+        forceReload: Bool = false
     ) {
         AssertIsOnMainThread()
 
@@ -179,7 +180,7 @@ extension SignalApp {
                 }
                 return
             }
-            conversationSplitViewController.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated)
+            conversationSplitViewController.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated, forceReload: forceReload)
         }
     }
 

Signal/src/ViewControllers/HomeView/Chat List/ChatListViewController+Actions.swift

@@ -54,7 +54,8 @@ extension ChatListViewController {
             thread,
             action: action,
             focusMessageId: focusMessageId,
-            animated: animated
+            animated: animated,
+            forceReload: false
         )
     }
 }

Signal/src/ViewControllers/HomeView/ConversationSplitViewController.swift

@@ -125,7 +125,7 @@ class ConversationSplitViewController: UISplitViewController, ConversationSplit
         }
     }
 
-    func presentThread(_ thread: TSThread, action: ConversationViewAction, focusMessageId: String?, animated: Bool) {
+    func presentThread(_ thread: TSThread, action: ConversationViewAction, focusMessageId: String?, animated: Bool, forceReload: Bool = false) {
         AssertIsOnMainThread()
 
         // On iOS 13, there is a bug with UISplitViewController that causes the `isCollapsed` state to
@@ -137,14 +137,14 @@ class ConversationSplitViewController: UISplitViewController, ConversationSplit
             owsFailDebug("check if this still happens")
             // Reset this to avoid getting stuck in a loop. We're becoming active.
             lastActiveInterfaceOrientation = windowScene.interfaceOrientation
-            DispatchQueue.main.async { self.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated) }
+            DispatchQueue.main.async { self.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated, forceReload: forceReload) }
             return
         }
 
         if homeVC.selectedHomeTab != .chatList {
             guard homeVC.presentedViewController == nil else {
                 homeVC.dismiss(animated: true) {
-                    self.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated)
+                    self.presentThread(thread, action: action, focusMessageId: focusMessageId, animated: animated, forceReload: forceReload)
                 }
                 return
             }
@@ -153,7 +153,7 @@ class ConversationSplitViewController: UISplitViewController, ConversationSplit
             homeVC.selectedHomeTab = .chatList
         }
 
-        guard selectedThread?.uniqueId != thread.uniqueId else {
+        guard ((selectedThread?.uniqueId != thread.uniqueId) || forceReload) else {
             // If this thread is already selected, pop to the thread if
             // anything else has been presented above the view.
             guard let selectedConversationVC = selectedConversationViewController else { return }
@@ -684,3 +684,4 @@ extension ConversationSplitViewController: DeviceTransferServiceObserver {
 
     func deviceTransferServiceDidRequestAppRelaunch() {}
 }
+

Signal/src/ViewControllers/MediaGallery/MediaGallery.swift

@@ -300,7 +300,7 @@ class MediaGallery {
     typealias Update = Sections.Update
     typealias Journal = [JournalingOrderedDictionaryChange<Sections.ItemChange>]
 
-    private let thread: TSThread
+    let thread: TSThread
 
     // Used for filtering.
     private(set) var mediaFilter: AllMediaFilter

Signal/src/ViewControllers/MediaGallery/MediaPageViewController.swift

@@ -344,6 +344,17 @@ class MediaPageViewController: UIPageViewController {
                 self?.deleteCurrentMedia()
             }
         ))
+
+        contextMenuActions.append(UIAction(
+            title: OWSLocalizedString(
+                "MEDIA_VIEWER_JUMP_TO_CONVERSATION",
+                comment: "Context menu item in media viewer. Jumps to position in conversation."
+            ),
+            image: Theme.iconImage(.arrowUp),
+            handler: { [weak self] _ in
+                self?.jumpToConversation()
+            }
+        ))
         contextMenuButton.setActions(actions: contextMenuActions)
     }
 
@@ -492,6 +503,16 @@ class MediaPageViewController: UIPageViewController {
         let sender = fromNavigationBar ? barButtonShareMedia : bottomMediaPanel
         AttachmentSharing.showShareUI(for: attachmentStream, sender: sender)
     }
+
+    private func jumpToConversation() {
+        SignalApp.shared.presentConversationForThread(
+            mediaGallery.thread,
+            focusMessageId: currentViewController?.galleryItem.message.uniqueId,
+            animated: true,
+            forceReload: true
+        )
+        self.dismiss(animated: false)
+    }
 
     private func deleteCurrentMedia() {
         guard let mediaItem = currentItem else { return }
@@ -870,3 +891,4 @@ extension MediaPageViewController: UINavigationBarDelegate {
         dismissSelf(animated: true)
     }
 }
+

Signal/translations/en.lproj/Localizable.strings

@@ -4168,6 +4168,9 @@
 /* Context menu item in media viewer. Refers to deleting currently displayed photo/video. */
 "MEDIA_VIEWER_DELETE_MEDIA_ACTION" = "Delete";
 
+/* Context menu item in media viewer, Refers to jumping to position in conversation*/
+"MEDIA_VIEWER_JUMP_TO_CONVERSATION" = "Show in Chat";
+
 /* button title to snooze a megaphone */
 "MEGAPHONE_REMIND_LATER" = "Remind Me Later";