neiyout_ios/naiyoup/ContentView.swift

import SwiftUI


struct ContentView: View {
    
    @ObservedObject var user = LoginViewModel.user
    
    init() {
        user.islogin = user.getLoginFlag()
    }
    
    var body: some View {
        (user.islogin ? AnyView(MainView()) : AnyView(LoginView()))
    }
}

 
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}