//
//  oAIApp.swift
//  oAI
//
//  Main app entry point
//

import SwiftUI
#if os(macOS)
import AppKit
#endif

@main
struct oAIApp: App {
    @State private var chatViewModel = ChatViewModel()
    @State private var showAbout = false

    var body: some Scene {
        WindowGroup {
            ContentView()
                .environment(chatViewModel)
                .preferredColorScheme(.dark)
                .sheet(isPresented: $showAbout) {
                    AboutView()
                }
        }
        #if os(macOS)
        .windowStyle(.hiddenTitleBar)
        .windowToolbarStyle(.unified)
        .defaultSize(width: 1024, height: 800)
        .windowResizability(.contentMinSize)
        .commands {
            CommandGroup(replacing: .appInfo) {
                Button("About oAI") {
                    showAbout = true
                }
            }

            CommandGroup(replacing: .help) {
                Button("oAI Help") {
                    openHelp()
                }
                .keyboardShortcut("?", modifiers: .command)
            }
        }
        #endif
    }

    #if os(macOS)
    private func openHelp() {
        if let helpBookURL = Bundle.main.url(forResource: "oAI.help", withExtension: nil) {
            NSWorkspace.shared.open(helpBookURL.appendingPathComponent("Contents/Resources/en.lproj/index.html"))
        } else {
            // Fallback to Apple Help if help book not found
            NSHelpManager.shared.openHelpAnchor("", inBook: Bundle.main.object(forInfoDictionaryKey: "CFBundleHelpBookName") as? String)
        }
    }
    #endif
}