Merge pull request #1916 from nextcloud/issue-1704-open-msg-context-m…

…ediaview Added ability to view context of messages in media viewer
nextcloud · Dec 15, 2024 · 20c6b71 · 20c6b71
2 parents e1aa7a5 + 79aa4f6
commit 20c6b71
Show file tree

Hide file tree

Showing 2 changed files with 39 additions and 4 deletions.
diff --git a/NextcloudTalk/BaseChatViewController.swift b/NextcloudTalk/BaseChatViewController.swift
@@ -3342,7 +3342,7 @@ import SwiftUI
 
     public func cellWants(toDownloadFile fileParameter: NCMessageFileParameter, for message: NCChatMessage) {
         if NCUtils.isImage(fileType: fileParameter.mimetype) {
-            let mediaViewController = NCMediaViewerViewController(initialMessage: message)
+            let mediaViewController = NCMediaViewerViewController(initialMessage: message, room: self.room)
             let navController = CustomPresentableNavigationController(rootViewController: mediaViewController)
 
             self.present(navController, interactiveDismissalType: .standard)
@@ -3356,7 +3356,7 @@ import SwiftUI
         if NCUtils.isVideo(fileType: fileParameter.mimetype) {
             // Skip unsupported formats here ("webm" and "mkv") and use VLC later
             if !fileExtension.isEmpty, !VLCKitVideoViewController.supportedFileExtensions.contains(fileExtension) {
-                let mediaViewController = NCMediaViewerViewController(initialMessage: message)
+                let mediaViewController = NCMediaViewerViewController(initialMessage: message, room: self.room)
                 let navController = CustomPresentableNavigationController(rootViewController: mediaViewController)
 
                 self.present(navController, interactiveDismissalType: .standard)

diff --git a/NextcloudTalk/NCMediaViewerViewController.swift b/NextcloudTalk/NCMediaViewerViewController.swift
@@ -11,6 +11,7 @@ import UIKit
                                                 UIPageViewControllerDataSource,
                                                 NCMediaViewerPageViewControllerDelegate {
 
+    private let room: NCRoom
     private let pageController = UIPageViewController(transitionStyle: .scroll, navigationOrientation: .horizontal)
     private var initialMessage: NCChatMessage
 
@@ -38,7 +39,36 @@ import UIKit
         return shareButton
     }()
 
-    init(initialMessage: NCChatMessage) {
+    private lazy var showMessageButton = {
+        let showMessageButton = UIBarButtonItem(title: nil, style: .plain, target: nil, action: nil)
+        showMessageButton.isEnabled = false
+        showMessageButton.primaryAction = UIAction(title: "", image: .init(systemName: "text.magnifyingglass"), handler: { [unowned self, unowned showMessageButton] _ in
+            guard let mediaPageViewController = self.getCurrentPageViewController() else { return }
+
+            let message = mediaPageViewController.message
+
+            if let account = message.account, let chatViewController = ContextChatViewController(forRoom: self.room, withAccount: account, withMessage: [], withHighlightId: 0) {
+
+                // Fetch the context of the message and update the BaseChatViewController
+                NCChatController(for: self.room).getMessageContext(forMessageId: message.messageId, withLimit: 50) { messages in
+                    guard let messages else { return }
+
+                    chatViewController.appendMessages(messages: messages)
+                    chatViewController.reloadDataAndHighlightMessage(messageId: message.messageId)
+
+                }
+
+                let navController = NCNavigationController(rootViewController: chatViewController)
+                self.present(navController, animated: true)
+            }
+
+        })
+
+        return showMessageButton
+    }()
+
+    init(initialMessage: NCChatMessage, room: NCRoom) {
+        self.room = room
         self.initialMessage = initialMessage
 
         super.init(nibName: nil, bundle: nil)
@@ -87,11 +117,14 @@ import UIKit
 
         let appearance = UIToolbarAppearance()
         appearance.backgroundColor = .secondarySystemBackground
+
         self.navigationController?.toolbar.standardAppearance = appearance
         self.navigationController?.toolbar.compactAppearance = appearance
         self.navigationController?.toolbar.scrollEdgeAppearance = appearance
 
-        self.toolbarItems = [shareButton]
+        let fixedSpace = UIBarButtonItem(barButtonSystemItem: .fixedSpace, target: nil, action: nil)
+        fixedSpace.width = 20
+        self.toolbarItems = [shareButton, fixedSpace, showMessageButton]
     }
 
     func getCurrentPageViewController() -> NCMediaViewerPageViewController? {
@@ -184,6 +217,7 @@ import UIKit
         self.navigationItem.title = mediaPageViewController.navigationItem.title
 
         self.shareButton.isEnabled = (mediaPageViewController.currentImage != nil) || (mediaPageViewController.currentVideoURL != nil)
+        self.showMessageButton.isEnabled = (mediaPageViewController.currentImage != nil) || (mediaPageViewController.currentVideoURL != nil)
     }
 
     // MARK: - NCMediaViewerPageViewController delegate
@@ -206,6 +240,7 @@ import UIKit
     func mediaViewerPageMediaDidLoad(_ controller: NCMediaViewerPageViewController) {
         if let mediaPageViewController = self.getCurrentPageViewController(), mediaPageViewController.isEqual(controller) {
             self.shareButton.isEnabled = true
+            self.showMessageButton.isEnabled = true
         }
     }
 }