import SwiftUI

@main
struct MarksApp: App {
    @State private var serverConfig: ServerConfig? = ServerConfig.load()

    var body: some Scene {
        WindowGroup {
            if let config = serverConfig {
                MainContainer(config: config) {
                    config.delete()
                    serverConfig = nil
                }
            } else {
                OnboardingView { newConfig in
                    newConfig.save()
                    serverConfig = newConfig
                }
            }
        }
    }
}

// Holds the API + ViewModel so they survive re-renders
struct MainContainer: View {
    let config: ServerConfig
    let onDisconnect: () -> Void

    @State private var viewModel: BookmarksViewModel

    init(config: ServerConfig, onDisconnect: @escaping () -> Void) {
        self.config = config
        self.onDisconnect = onDisconnect
        let api = LinkdingAPI(config: config)
        let claude = ClaudeService.load()
        _viewModel = State(wrappedValue: BookmarksViewModel(api: api, claude: claude))
    }

    var body: some View {
        TabView {
            Tab("Bookmarks", systemImage: "bookmark") {
                BookmarksView(viewModel: viewModel, onDisconnect: onDisconnect)
            }
            Tab("Tags", systemImage: "tag") {
                TagsView(viewModel: viewModel)
            }
            Tab(role: .search) {
                SearchView(viewModel: viewModel)
            }
        }
    }
}