import SDWebImageSwiftUI import SwiftUI struct CommentView: View { let comment: Comment @Binding var repliesID: Comment.ID? @State private var subscribed = false #if os(iOS) @Environment(\.horizontalSizeClass) private var horizontalSizeClass #endif @Environment(\.colorScheme) private var colorScheme @Environment(\.navigationStyle) private var navigationStyle @ObservedObject private var comments = CommentsModel.shared var subscriptions = SubscribedChannelsModel.shared var body: some View { VStack(alignment: .leading) { HStack(spacing: 10) { HStack(spacing: 10) { ZStack(alignment: .bottomTrailing) { authorAvatar if subscribed { Image(systemName: "star.circle.fill") #if os(tvOS) .background(Color.background(scheme: colorScheme)) #else .background(Color.background) #endif .clipShape(Circle()) .foregroundColor(.secondary) } } .onAppear { subscribed = subscriptions.isSubscribing(comment.channel.id) } authorAndTime } .contextMenu { Button(action: openChannelAction) { Label("\(comment.channel.name) Channel", systemImage: "rectangle.stack.fill.badge.person.crop") } } Spacer() Group { #if os(iOS) if horizontalSizeClass == .regular { Group { statusIcons likes } } else { VStack(alignment: .trailing, spacing: 8) { likes statusIcons } } #else statusIcons likes #endif } } #if os(tvOS) .font(.system(size: 25).bold()) #else .font(.system(size: 15)) #endif Group { commentText if comment.hasReplies { HStack(spacing: repliesButtonStackSpacing) { repliesButton ProgressView() .scaleEffect(Constants.progressViewScale, anchor: .center) .opacity(repliesID == comment.id && !comments.repliesLoaded ? 1 : 0) .frame(maxHeight: 0) } if comment.id == repliesID { repliesList } } } } #if os(tvOS) .padding(.horizontal, 20) #endif .padding(.bottom, 10) } private var authorAvatar: some View { WebImage(url: URL(string: comment.authorAvatarURL)!, options: [.lowPriority]) .resizable() .placeholder { Rectangle().fill(Color("PlaceholderColor")) } .retryOnAppear(true) .indicator(.activity) .mask(RoundedRectangle(cornerRadius: 60)) #if os(tvOS) .frame(width: 80, height: 80, alignment: .leading) .focusable() #else .frame(width: 45, height: 45, alignment: .leading) #endif } private var authorAndTime: some View { VStack(alignment: .leading) { Text(comment.author) #if os(tvOS) .font(.system(size: 30).bold()) #else .font(.system(size: 14).bold()) #endif Text(comment.time) .font(.caption2) .foregroundColor(.secondary) } .lineLimit(1) } private var statusIcons: some View { HStack(spacing: 15) { if comment.pinned { Image(systemName: "pin.fill") } if comment.hearted { Image(systemName: "heart.fill") } } #if !os(tvOS) .font(.system(size: 12)) #endif .foregroundColor(.secondary) } private var likes: some View { Group { if comment.likeCount > 0 { HStack(spacing: 5) { Image(systemName: "hand.thumbsup") Text("\(comment.likeCount.formattedAsAbbreviation())") } #if !os(tvOS) .font(.system(size: 12)) #endif } } .foregroundColor(.secondary) } private var repliesButton: some View { Button { repliesID = repliesID == comment.id ? nil : comment.id guard !repliesID.isNil, !comment.repliesPage.isNil else { return } comments.loadReplies(page: comment.repliesPage!) } label: { HStack(spacing: 5) { Image(systemName: repliesID == comment.id ? "arrow.turn.left.up" : "arrow.turn.right.down") Text("Replies") } #if os(tvOS) .padding(10) #endif } .buttonStyle(.plain) .padding(.vertical, 2) #if os(tvOS) .padding(.leading, 5) #else .font(.system(size: 13)) .foregroundColor(.secondary) #endif } private var repliesButtonStackSpacing: Double { #if os(tvOS) 24 #elseif os(iOS) 4 #else 2 #endif } private var repliesList: some View { Group { let last = comments.replies.last ForEach(comments.replies) { comment in Self(comment: comment, repliesID: $repliesID) #if os(tvOS) .focusable() #endif if comment != last { Divider() .padding(.vertical, 5) } } } .padding(.leading, 22) } private var commentText: some View { Text(comment.text) #if !os(tvOS) .textSelection(.enabled) #endif #if os(macOS) .font(.system(size: 14)) #elseif os(iOS) .font(.system(size: 15)) #endif .lineSpacing(3) .fixedSize(horizontal: false, vertical: true) } private func openChannelAction() { NavigationModel.shared.openChannel( comment.channel, navigationStyle: navigationStyle ) } } struct CommentView_Previews: PreviewProvider { static var fixture: Comment { Comment.fixture } static var previews: some View { CommentView(comment: fixture, repliesID: .constant(fixture.id)) .padding(5) } }