import SwiftUI

// Root navigation controller. Switches between top-level app states driven by AppViewModel.route.
struct AppRouter: View {
    @Environment(AppViewModel.self) private var appViewModel

    var body: some View {
        Group {
            switch appViewModel.route {
            case .onboarding:
                OnboardingView()
            case .login:
                BankSelectionView()
            case .lock:
                LockScreenView { appViewModel.unlock() }
            case .home:
                HomeView()
            }
        }
        .animation(.easeInOut(duration: 0.25), value: appViewModel.route)
    }
}

#Preview {
    AppRouter()
        .environment(AppViewModel())
}