import AVFoundation
import SwiftUI

@main
struct mlbTVOSApp: App {
    @State private var viewModel = GamesViewModel()
    @Environment(\.scenePhase) private var scenePhase

    init() {
        configureAudioSession()
    }

    var body: some Scene {
        WindowGroup {
            ContentView()
                .environment(viewModel)
                .onChange(of: scenePhase) { _, newPhase in
                    if newPhase == .active {
                        Task { await viewModel.refreshIfDayChanged() }
                    }
                }
        }
    }

    private func configureAudioSession() {
        // Start with .ambient so we don't interrupt other audio on launch
        // Switch to .playback when user starts a stream
        do {
            try AVAudioSession.sharedInstance().setCategory(.ambient)
        } catch {
            print("Failed to set audio session: \(error)")
        }

        NotificationCenter.default.addObserver(
            forName: AVAudioSession.interruptionNotification,
            object: AVAudioSession.sharedInstance(),
            queue: .main
        ) { notification in
            guard let info = notification.userInfo,
                  let typeValue = info[AVAudioSessionInterruptionTypeKey] as? UInt,
                  let type = AVAudioSession.InterruptionType(rawValue: typeValue) else { return }

            if type == .ended {
                let options = (info[AVAudioSessionInterruptionOptionKey] as? UInt)
                    .flatMap(AVAudioSession.InterruptionOptions.init) ?? []
                if options.contains(.shouldResume) {
                    try? AVAudioSession.sharedInstance().setActive(true)
                }
            }
        }
    }
}