Various improvements

submodules/TelegramUI/Components/EmojiTextAttachmentView/Sources/EmojiTextAttachmentView.swift

@@ -144,6 +144,58 @@ public func animationCacheFetchFile(postbox: Postbox, userLocation: MediaResourc
     }
 }
 
+private func generatePeerNameColorImage(nameColor: PeerNameColors.Colors, isDark: Bool, bounds: CGSize = CGSize(width: 40.0, height: 40.0), size: CGSize = CGSize(width: 40.0, height: 40.0)) -> UIImage? {
+    return generateImage(bounds, rotatedContext: { contextSize, context in
+        let bounds = CGRect(origin: CGPoint(), size: contextSize)
+        context.clear(bounds)
+        
+        let circleBounds = CGRect(origin: CGPoint(x: floorToScreenPixels((bounds.width - size.width) / 2.0), y: floorToScreenPixels((bounds.height - size.height) / 2.0)), size: size)
+        context.addEllipse(in: circleBounds)
+        context.clip()
+        
+        if let secondColor = nameColor.secondary {
+            var firstColor = nameColor.main
+            var secondColor = secondColor
+            if isDark, nameColor.tertiary == nil {
+                firstColor = secondColor
+                secondColor = nameColor.main
+            }
+            
+            context.setFillColor(secondColor.cgColor)
+            context.fill(circleBounds)
+            
+            if let thirdColor = nameColor.tertiary {
+                context.move(to: CGPoint(x: contextSize.width, y: 0.0))
+                context.addLine(to: CGPoint(x: contextSize.width, y: contextSize.height))
+                context.addLine(to: CGPoint(x: 0.0, y: contextSize.height))
+                context.closePath()
+                context.setFillColor(firstColor.cgColor)
+                context.fillPath()
+                
+                context.setFillColor(thirdColor.cgColor)
+                context.translateBy(x: contextSize.width / 2.0, y: contextSize.height / 2.0)
+                context.rotate(by: .pi / 4.0)
+                
+                let rectSide = size.width / 40.0 * 18.0
+                let rectCornerRadius = round(size.width / 40.0 * 4.0)
+                let path = UIBezierPath(roundedRect: CGRect(origin: CGPoint(x: -rectSide / 2.0, y: -rectSide / 2.0), size: CGSize(width: rectSide, height: rectSide)), cornerRadius: rectCornerRadius)
+                context.addPath(path.cgPath)
+                context.fillPath()
+            } else {
+                context.move(to: .zero)
+                context.addLine(to: CGPoint(x: contextSize.width, y: 0.0))
+                context.addLine(to: CGPoint(x: 0.0, y: contextSize.height))
+                context.closePath()
+                context.setFillColor(firstColor.cgColor)
+                context.fillPath()
+            }
+        } else {
+            context.setFillColor(nameColor.main.cgColor)
+            context.fill(circleBounds)
+        }
+    })
+}
+
 public final class InlineStickerItemLayer: MultiAnimationRenderTarget {
     public enum Context: Equatable {
         public final class Custom: Equatable {
@@ -317,8 +369,13 @@ public final class InlineStickerItemLayer: MultiAnimationRenderTarget {
         
         super.init()
         
-        if let topicInfo = emoji.topicInfo {
-            self.updateTopicInfo(topicInfo: topicInfo)
+        if let custom = emoji.custom {
+            switch custom {
+            case let .topic(id, info):
+                self.updateTopicInfo(topicInfo: (id, info))
+            case let .nameColors(colors):
+                self.updateNameColors(colors: colors)
+            }
         } else if let file = file {
             self.updateFile(file: file, attemptSynchronousLoad: attemptSynchronousLoad)
         } else {
@@ -467,6 +524,30 @@ public final class InlineStickerItemLayer: MultiAnimationRenderTarget {
         }
     }
     
+    private func updateNameColors(colors: [UInt32]) {
+        if colors.isEmpty {
+            return
+        }
+        let main = UIColor(rgb: colors[0])
+        var secondary: UIColor?
+        if colors.count >= 2 {
+            secondary = UIColor(rgb: colors[1])
+        }
+        var tertiary: UIColor?
+        if colors.count >= 3 {
+            tertiary = UIColor(rgb: colors[2])
+        }
+        let mappedColor = PeerNameColors.Colors(main: main, secondary: secondary, tertiary: tertiary)
+        
+        let image = generateImage(CGSize(width: 18.0, height: 18.0), contextGenerator: { size, context in
+            context.clear(CGRect(origin: .zero, size: size))
+            if let cgImage = generatePeerNameColorImage(nameColor: mappedColor, isDark: false, bounds: CGSize(width: 18.0, height: 18.0), size: CGSize(width: 16.0, height: 16.0))?.cgImage {
+                context.draw(cgImage, in: CGRect(origin: .zero, size: size))
+            }
+        })
+        self.contents = image?.cgImage
+    }
+    
     private func updateFile(file: TelegramMediaFile, attemptSynchronousLoad: Bool) {
         if self.file?.fileId == file.fileId {
             return