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()

    }

}