iOS: make timestamps in comments touchable

Timestamps in comments can now be touched and jump to the corresponding part in the video.

Signed-off-by: Toni Förster <toni.foerster@gmail.com>

Shared/Player/Video Details/CommentsView.swift

@@ -2,6 +2,7 @@ import SwiftUI
 
 struct CommentsView: View {
     @State private var repliesID: Comment.ID?
+    @State private var availableWidth = 0.0
 
     @ObservedObject private var comments = CommentsModel.shared
 
@@ -14,16 +15,21 @@ struct CommentsView: View {
             } else if !comments.loaded {
                 PlaceholderProgressView()
             } else {
-                let last = comments.all.last
                 LazyVStack {
                     ForEach(comments.all) { comment in
-                        CommentView(comment: comment, repliesID: $repliesID)
+                        CommentView(comment: comment, repliesID: $repliesID, availableWidth: availableWidth)
                             .onAppear {
                                 comments.loadNextPageIfNeeded(current: comment)
                             }
-                            .borderBottom(height: comment != last ? 0.5 : 0, color: Color("ControlsBorderColor"))
+                            .borderBottom(height: comment != comments.all.last ? 0.5 : 0, color: Color("ControlsBorderColor"))
                     }
                 }
+                .background(GeometryReader { geometry in
+                    Color.clear
+                        .onAppear {
+                            self.availableWidth = Double(geometry.size.width)
+                        }
+                })
             }
         }
         .padding(.horizontal)