Фикс: детерминированный роутинг PacketSearch на iOS без подмешивания фоновых результатов

Rosetta/Features/Chats/ChatDetail/NativeMessageCell.swift

@@ -17,8 +17,8 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
     private static let incomingColor = UIColor(red: 0.17, green: 0.17, blue: 0.18, alpha: 1) // #2B2B2E
     private static let textFont = UIFont.systemFont(ofSize: 17, weight: .regular)
     private static let timestampFont = UIFont.systemFont(ofSize: floor(textFont.pointSize * 11.0 / 17.0), weight: .regular)
-    private static let replyNameFont = UIFont.systemFont(ofSize: 13, weight: .semibold)
-    private static let replyTextFont = UIFont.systemFont(ofSize: 13, weight: .regular)
+    private static let replyNameFont = UIFont.systemFont(ofSize: 14, weight: .semibold)
+    private static let replyTextFont = UIFont.systemFont(ofSize: 14, weight: .regular)
     private static let forwardLabelFont = UIFont.systemFont(ofSize: 13, weight: .regular)
     private static let forwardNameFont = UIFont.systemFont(ofSize: 14, weight: .semibold)
     private static let fileNameFont = UIFont.systemFont(ofSize: 14, weight: .medium)
@@ -41,6 +41,11 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
     private static let mediaClockMinImage = StatusIconRenderer.makeClockMinImage(color: mediaMetaColor)
     private static let errorIcon = StatusIconRenderer.makeErrorIcon(color: .systemRed)
     private static let maxVisiblePhotoTiles = 5
+    // Telegram-exact stretchable bubble images (raster, not vector — only way to get exact tail)
+    private static let bubbleImages = BubbleImageFactory.generate(
+        outgoingColor: outgoingColor,
+        incomingColor: incomingColor
+    )
     private static let blurHashCache: NSCache<NSString, UIImage> = {
         let cache = NSCache<NSString, UIImage>()
         cache.countLimit = 200
@@ -49,9 +54,11 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
 
     // MARK: - Subviews (always present, hidden when unused)
 
-    // Bubble
+    // Bubble — uses Telegram-exact stretchable image for the fill (raster tail)
+    // + CAShapeLayer for shadow path (approximate, vector)
     private let bubbleView = UIView()
-    private let bubbleLayer = CAShapeLayer()
+    private let bubbleImageView = UIImageView()
+    private let bubbleLayer = CAShapeLayer() // shadow only, fillColor = clear
     private let bubbleOutlineLayer = CAShapeLayer()
 
     // Text (CoreText rendering — matches Telegram's CTTypesetter + CTRunDraw pipeline)
@@ -131,8 +138,8 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
         backgroundColor = .clear
         contentView.transform = CGAffineTransform(scaleX: 1, y: -1) // inverted scroll flip
 
-        // Bubble
-        bubbleLayer.fillColor = Self.outgoingColor.cgColor
+        // Bubble — CAShapeLayer for shadow (index 0), then outline, then raster image on top
+        bubbleLayer.fillColor = UIColor.clear.cgColor
         bubbleLayer.fillRule = .nonZero
         bubbleLayer.shadowColor = UIColor.black.cgColor
         bubbleLayer.shadowOpacity = 0.12
@@ -142,6 +149,9 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
         bubbleOutlineLayer.fillColor = UIColor.clear.cgColor
         bubbleOutlineLayer.lineWidth = 1.0 / max(UIScreen.main.scale, 1)
         bubbleView.layer.insertSublayer(bubbleOutlineLayer, above: bubbleLayer)
+        // Raster bubble image (Telegram-exact tail) — added last so it renders above outline
+        bubbleImageView.contentMode = .scaleToFill
+        bubbleView.addSubview(bubbleImageView)
         contentView.addSubview(bubbleView)
 
         // Text (CoreTextLabel — no font/color/lines config; all baked into CoreTextTextLayout)
@@ -168,7 +178,7 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
         bubbleView.addSubview(clockMinView)
 
         // Reply quote
-        replyBar.layer.cornerRadius = 1.5
+        replyBar.layer.cornerRadius = 4.0
         replyContainer.addSubview(replyBar)
         replyNameLabel.font = Self.replyNameFont
         replyContainer.addSubview(replyNameLabel)
@@ -362,8 +372,7 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
         deliveryFailedButton.isHidden = !(isOutgoing && message.deliveryStatus == .error)
         updateStatusBackgroundVisibility()
 
-        // Bubble color
-        bubbleLayer.fillColor = (isOutgoing ? Self.outgoingColor : Self.incomingColor).cgColor
+        // Bubble color (bubbleLayer is shadow-only; fill comes from bubbleImageView)
         photoContainer.backgroundColor = isOutgoing ? Self.outgoingColor : Self.incomingColor
 
         // Reply quote
@@ -438,20 +447,29 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
             x: bubbleX, y: layout.groupGap,
             width: layout.bubbleSize.width, height: layout.bubbleSize.height
         )
-        bubbleLayer.frame = bubbleView.bounds
 
-        let shapeRect: CGRect
-        if layout.hasTail {
-            if layout.isOutgoing {
-                shapeRect = CGRect(x: 0, y: 0,
-                                   width: layout.bubbleSize.width + tailProtrusion, height: layout.bubbleSize.height)
-            } else {
-                shapeRect = CGRect(x: -tailProtrusion, y: 0,
-                                   width: layout.bubbleSize.width + tailProtrusion, height: layout.bubbleSize.height)
-            }
+        // ── Raster bubble image (Telegram-exact tail via stretchable image) ──
+        // Telegram includes tail space (6pt) in backgroundFrame for ALL bubbles,
+        // not just tailed ones. This keeps right edges aligned in a group.
+        // For non-tailed, the tail area is transparent in the stretchable image.
+        let imageFrame: CGRect
+        if layout.isOutgoing {
+            imageFrame = CGRect(x: 0, y: 0,
+                                width: layout.bubbleSize.width + tailProtrusion,
+                                height: layout.bubbleSize.height)
         } else {
-            shapeRect = CGRect(origin: .zero, size: layout.bubbleSize)
+            imageFrame = CGRect(x: -tailProtrusion, y: 0,
+                                width: layout.bubbleSize.width + tailProtrusion,
+                                height: layout.bubbleSize.height)
         }
+        bubbleImageView.frame = imageFrame
+        bubbleImageView.image = Self.bubbleImages.image(
+            outgoing: layout.isOutgoing, mergeType: layout.mergeType
+        )
+
+        // ── Vector shadow path (approximate shape, used only for shadow) ──
+        bubbleLayer.frame = bubbleView.bounds
+        let shapeRect = imageFrame
         bubbleLayer.path = BubblePathCache.shared.path(
             size: shapeRect.size, origin: shapeRect.origin,
             mergeType: layout.mergeType,
@@ -468,8 +486,6 @@ final class NativeMessageCell: UICollectionViewCell, UIContextMenuInteractionDel
             bubbleLayer.shadowOffset = CGSize(width: 0, height: 0.2)
             bubbleOutlineLayer.strokeColor = UIColor.clear.cgColor
         } else if layout.hasTail {
-            // Tail path is appended as a second subpath; stroking it produces
-            // a visible seam at the junction. Keep fill-only for tailed bubbles.
             bubbleLayer.shadowOpacity = 0.12
             bubbleLayer.shadowRadius = 0.6
             bubbleLayer.shadowOffset = CGSize(width: 0, height: 0.4)

Rosetta/Features/Chats/ChatList/ChatListViewModel.swift

@@ -34,8 +34,8 @@ final class ChatListViewModel: ObservableObject {
 
     // MARK: - Init
 
-    init(searchDispatcher: SearchResultDispatching = LiveSearchResultDispatcher()) {
-        self.searchDispatcher = searchDispatcher
+    init(searchDispatcher: SearchResultDispatching? = nil) {
+        self.searchDispatcher = searchDispatcher ?? LiveSearchResultDispatcher()
         configureRecentSearches()
         setupSearchCallback()
     }

Rosetta/Features/Chats/Search/SearchViewModel.swift

@@ -34,8 +34,8 @@ final class SearchViewModel: ObservableObject {
 
     // MARK: - Init
 
-    init(searchDispatcher: SearchResultDispatching = LiveSearchResultDispatcher()) {
-        self.searchDispatcher = searchDispatcher
+    init(searchDispatcher: SearchResultDispatching? = nil) {
+        self.searchDispatcher = searchDispatcher ?? LiveSearchResultDispatcher()
         configureRecentSearches()
         setupSearchCallback()
     }