import SwiftUI struct ChannelAvatarView: View { var channel: Channel? var video: Video? var subscribedBadge = true @ObservedObject private var accounts = AccountsModel.shared @ObservedObject private var subscribedChannels = SubscribedChannelsModel.shared @State private var url: URL? var body: some View { ZStack(alignment: .bottomTrailing) { Group { Group { if let url { ThumbnailView(url: url) } else { ZStack { Color("PlaceholderColor") if let video, video.isLocal { Image(systemName: video.localStreamImageSystemName) .foregroundColor(.accentColor) .font(.system(size: 20)) .contentShape(Rectangle()) } } .onAppear(perform: updateURL) } } .clipShape(Circle()) if subscribedBadge, accounts.app.supportsSubscriptions, accounts.signedIn, let channel, subscribedChannels.isSubscribing(channel.id) { Image(systemName: "star.circle.fill") #if os(tvOS) .background(Color.black) #else .background(Color.background) #endif .clipShape(Circle()) .foregroundColor(.secondary) } } } .imageScale(.small) } func updateURL() { DispatchQueue.global(qos: .userInitiated).async { if let url = channel?.thumbnailURLOrCached { DispatchQueue.main.async { self.url = url } } } } } struct ChannelAvatarView_Previews: PreviewProvider { static var previews: some View { ChannelAvatarView(channel: Video.fixture.channel) } }