package com.example.oxygenhub

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import com.example.oxygenhub.ui.theme.OxygenHubTheme

import uniffi.rust_core.oxygenGreeting

import com.example.oxygenhub.ui.LoginScreen
import com.example.oxygenhub.ui.MainScreen
import androidx.compose.runtime.*

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContent {
            OxygenHubTheme {
                var isLoggedIn by remember { mutableStateOf(false) }
                
                if (isLoggedIn) {
                    MainScreen()
                } else {
                    LoginScreen(
                        onLoginSuccess = { isLoggedIn = true }
                    )
                }
            }
        }
    }
}

@Preview(showBackground = true)
@Composable
fun MainScreenPreview() {
    OxygenHubTheme {
        MainScreen()
    }
}