WIP: add banner in conversation screen for outdated client

Session/Conversations/ConversationVC.swift

@@ -195,11 +195,11 @@ final class ConversationVC: BaseVC, ConversationSearchControllerDelegate, UITabl
     
     lazy var outdatedClientBanner: InfoBanner = {
         let info: InfoBanner.Info = InfoBanner.Info(
-            message: "DISAPPEARING_MESSAGES_OUTDATED_CLIENT_BANNER".localized(),
+            message: String(format: "DISAPPEARING_MESSAGES_OUTDATED_CLIENT_BANNER".localized(), self.viewModel.threadData.displayName),
             backgroundColor: .primary,
             messageFont: .systemFont(ofSize: Values.miniFontSize),
-            messageTintColor: .text,
+            messageTintColor: .messageBubble_outgoingText,
-            height: 20
+            height: 40
         )
         let result: InfoBanner = InfoBanner(info: info)
         return result
@@ -621,6 +621,8 @@ final class ConversationVC: BaseVC, ConversationSearchControllerDelegate, UITabl
                 userCount: updatedThreadData.userCount,
                 disappearingMessagesConfig: updatedThreadData.disappearingMessagesConfiguration
             )
+            
+            outdatedClientBanner.update(message: String(format: "DISAPPEARING_MESSAGES_OUTDATED_CLIENT_BANNER".localized(), updatedThreadData.displayName))
         }
         
         if
@@ -685,6 +687,10 @@ final class ConversationVC: BaseVC, ConversationSearchControllerDelegate, UITabl
             }
         }
         
+        if initialLoad {
+            addOrRemoveOutdatedClientBanner(contactIsUsingOutdatedClient: true)
+        }
+        
         if initialLoad || viewModel.threadData.threadIsBlocked != updatedThreadData.threadIsBlocked {
             addOrRemoveBlockedBanner(threadIsBlocked: (updatedThreadData.threadIsBlocked == true))
         }
@@ -1247,6 +1253,25 @@ final class ConversationVC: BaseVC, ConversationSearchControllerDelegate, UITabl
     }
 
     // MARK: - General
+    
+    func addOrRemoveOutdatedClientBanner(contactIsUsingOutdatedClient: Bool) {
+        guard contactIsUsingOutdatedClient else {
+            UIView.animate(
+                withDuration: 0.25,
+                animations: { [weak self] in
+                    self?.outdatedClientBanner.alpha = 0
+                },
+                completion: { [weak self] _ in
+                    self?.outdatedClientBanner.alpha = 1
+                    self?.outdatedClientBanner.removeFromSuperview()
+                }
+            )
+            return
+        }
+
+        self.view.addSubview(self.outdatedClientBanner)
+        self.outdatedClientBanner.pin([ UIView.HorizontalEdge.left, UIView.VerticalEdge.top, UIView.HorizontalEdge.right ], to: self.view)
+    }
 
     func addOrRemoveBlockedBanner(threadIsBlocked: Bool) {
         guard threadIsBlocked else {

Session/Conversations/Views & Modals/InfoBanner.swift

@@ -30,12 +30,43 @@ final class InfoBanner: UIView {
             messageTintColor.hash(into: &hasher)
             height.hash(into: &hasher)
         }
+        
+        func with(
+            message: String? = nil,
+            backgroundColor: ThemeValue? = nil,
+            messageFont: UIFont? = nil,
+            messageTintColor: ThemeValue? = nil,
+            height: CGFloat? = nil
+        ) -> Info {
+            return Info(
+                message: message ?? self.message,
+                backgroundColor: backgroundColor ?? self.backgroundColor,
+                messageFont: messageFont ?? self.messageFont,
+                messageTintColor: messageTintColor ?? self.messageTintColor,
+                height: height ?? self.height
+            )
+        }
     }
     
+    private lazy var label: UILabel = {
+        let result: UILabel = UILabel()
+        result.textAlignment = .center
+        result.lineBreakMode = .byWordWrapping
+        result.numberOfLines = 0
+        
+        return result
+    }()
+    
+    public var info: Info?
+    
+    // MARK: - Initialization
+    
     init(info: Info) {
         super.init(frame: CGRect.zero)
-        
+        addSubview(label)
-        setUpViewHierarchy(info)
+        label.pin(to: self)
+        self.set(.height, to: info.height)
+        self.update(info)
     }
     
     override init(frame: CGRect) {
@@ -46,19 +77,33 @@ final class InfoBanner: UIView {
         preconditionFailure("Use init(coder:) instead.")
     }
     
-    private func setUpViewHierarchy(_ info: InfoBanner.Info) {
+    // MARK: Update
+    
+    private func update(_ info: InfoBanner.Info) {
+        self.info = info
+        
         themeBackgroundColor = info.backgroundColor
         
-        let label: UILabel = UILabel()
         label.font = info.messageFont
         label.text = info.message
         label.themeTextColor = info.messageTintColor
-        label.textAlignment = .center
+    }
-        label.lineBreakMode = .byWordWrapping
+    
-        label.numberOfLines = 0
+    public func update(
-        addSubview(label)
+        message: String? = nil,
-        
+        backgroundColor: ThemeValue? = nil,
-        label.center(in: self)
+        messageFont: UIFont? = nil,
-        self.set(.height, to: info.height)
+        messageTintColor: ThemeValue? = nil,
+        height: CGFloat? = nil
+    ) {
+        if let updatedInfo = self.info?.with(
+            message: message,
+            backgroundColor: backgroundColor,
+            messageFont: messageFont,
+            messageTintColor: messageTintColor,
+            height: height
+        ) {
+            self.update(updatedInfo)
+        }
     }
 }

Session/Meta/Translations/en.lproj/Localizable.strings

@@ -603,4 +603,4 @@
 "MESSAGE_REQUEST_PENDING_APPROVAL_INFO" = "You will be able to send voice messages and attachments once the recipient has approved this message request";
 "DISAPPEARING_MESSAGES_TYPE_LEGACY_TITLE" = "Legacy";
 "DISAPPEARING_MESSAGES_TYPE_LEGACY_DESCRIPTION" = "Original version of disappearing messages.";
-"DISAPPEARING_MESSAGES_OUTDATED_CLIENT_BANNER" = "%@ is using an outdated client. Disappearing messages may not work as expected.";
+"DISAPPEARING_MESSAGES_OUTDATED_CLIENT_BANNER" = "%@ is using an outdated client.\nDisappearing messages may not work as expected.";