//
//  Nextcloud_Cookbook_iOS_ClientApp.swift
//  Nextcloud Cookbook iOS Client
//
//  Created by Vincent Meilinger on 06.09.23.
//

import SwiftUI

import SwiftUI

@main
struct Nextcloud_Cookbook_iOS_ClientApp: App {
    @AppStorage("onboarding") var onboarding = true
    @AppStorage("language") var language = Locale.current.language.languageCode?.identifier ?? "en"
    @AppStorage("appearanceMode") var appearanceMode = AppearanceMode.system.rawValue

    @State private var pendingImportURL: String?

    var colorScheme: ColorScheme? {
        switch appearanceMode {
        case AppearanceMode.light.rawValue: return .light
        case AppearanceMode.dark.rawValue: return .dark
        default: return nil
        }
    }

    var body: some Scene {
        WindowGroup {
            ZStack {
                if onboarding {
                    OnboardingView()
                } else {
                    MainView(pendingImportURL: $pendingImportURL)
                }
            }
            .preferredColorScheme(colorScheme)
            .transition(.slide)
            .environment(
                \.locale,
                .init(identifier: language ==
                      SupportedLanguage.DEVICE.rawValue ? (Locale.current.language.languageCode?.identifier ?? "en") : language)
            )
            .onOpenURL { url in
                guard !onboarding else { return }
                guard url.scheme == "nextcloud-cookbook",
                      url.host == "import",
                      let components = URLComponents(url: url, resolvingAgainstBaseURL: false),
                      let recipeURL = components.queryItems?.first(where: { $0.name == "url" })?.value,
                      !recipeURL.isEmpty
                else { return }
                pendingImportURL = recipeURL
            }
        }
    }
}