fix ui issue after making unread message count 4 digits

Session/Conversations/ConversationVC.swift

@@ -112,7 +112,7 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
         let result = UIView()
         result.backgroundColor = Colors.text.withAlphaComponent(Values.veryLowOpacity)
         let size = ConversationVC.unreadCountViewSize
-        result.set(.width, to: size)
+        result.set(.width, greaterThanOrEqualTo: size)
         result.set(.height, to: size)
         result.layer.masksToBounds = true
         result.layer.cornerRadius = size / 2
@@ -192,7 +192,10 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
         // Unread count view
         view.addSubview(unreadCountView)
         unreadCountView.addSubview(unreadCountLabel)
-        unreadCountLabel.pin(to: unreadCountView)
+        unreadCountLabel.pin(.top, to: .top, of: unreadCountView)
+        unreadCountLabel.pin(.bottom, to: .bottom, of: unreadCountView)
+        unreadCountView.pin(.leading, to: .leading, of: unreadCountLabel, withInset: -4)
+        unreadCountView.pin(.trailing, to: .trailing, of: unreadCountLabel, withInset: 4)
         unreadCountView.centerYAnchor.constraint(equalTo: scrollButton.topAnchor).isActive = true
         unreadCountView.center(.horizontal, in: scrollButton)
         updateUnreadCountView()

Session/Shared/ConversationCell.swift

@@ -23,7 +23,7 @@ final class ConversationCell : UITableViewCell {
         let result = UIView()
         result.backgroundColor = Colors.text.withAlphaComponent(Values.veryLowOpacity)
         let size = ConversationCell.unreadCountViewSize
-        result.set(.width, to: size)
+        result.set(.width, greaterThanOrEqualTo: size)
         result.set(.height, to: size)
         result.layer.masksToBounds = true
         result.layer.cornerRadius = size / 2
@@ -129,7 +129,9 @@ final class ConversationCell : UITableViewCell {
         profilePictureView.size = profilePictureViewSize
         // Unread count view
         unreadCountView.addSubview(unreadCountLabel)
-        unreadCountLabel.pin(to: unreadCountView)
+        unreadCountLabel.pin([ VerticalEdge.top, VerticalEdge.bottom ], to: unreadCountView)
+        unreadCountView.pin(.leading, to: .leading, of: unreadCountLabel, withInset: -4)
+        unreadCountView.pin(.trailing, to: .trailing, of: unreadCountLabel, withInset: 4)
         // Has mention view
         hasMentionView.addSubview(hasMentionLabel)
         hasMentionLabel.pin(to: hasMentionView)

SessionUIKit/Utilities/UIView+Constraints.swift

@@ -95,4 +95,17 @@ public extension UIView {
         constraint.isActive = true
         return constraint
     }
+    
+    @discardableResult
+    func set(_ dimension: Dimension, greaterThanOrEqualTo size: CGFloat) -> NSLayoutConstraint {
+        translatesAutoresizingMaskIntoConstraints = false
+        let constraint: NSLayoutConstraint = {
+            switch dimension {
+            case .width: return widthAnchor.constraint(greaterThanOrEqualToConstant: size)
+            case .height: return heightAnchor.constraint(greaterThanOrEqualToConstant: size)
+            }
+        }()
+        constraint.isActive = true
+        return constraint
+    }
 }