import SwiftUI
import Timeline
import Network

@main
struct IceCubesAppApp: App {
  @State private var tabs: [String] = ["mastodon.social"]
  @State private var isServerSelectDisplayed: Bool = false
  @State private var newServerURL: String = ""
  
  var body: some Scene {
    WindowGroup {
      TabView {
        ForEach(tabs, id: \.self) { tab in
          TimelineTabView(tab: tab)
            .tabItem {
              Label(tab, systemImage: "globe")
            }
            .toolbar {
              ToolbarItem(placement: .navigationBarTrailing) {
                Button {
                  isServerSelectDisplayed.toggle()
                } label: {
                  Image(systemName: "globe")
                }
              }
            }
            .alert("Connect to another server", isPresented: $isServerSelectDisplayed) {
              TextField(tab, text: $newServerURL)
              Button("Connect", action: {
                tabs.append(newServerURL)
                newServerURL = ""
              })
              Button("Cancel", role: .cancel, action: {})
            }
        }
      }
    }
  }
}