package moe.uni.comfyKmp

import android.app.Activity
import androidx.compose.runtime.Composable
import androidx.compose.runtime.DisposableEffect
import androidx.compose.ui.platform.LocalView
import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsCompat
import androidx.core.view.WindowInsetsControllerCompat

@Composable
actual fun SystemBarsEffect(hidden: Boolean) {
    val view = LocalView.current

    DisposableEffect(hidden) {
        val activity = view.context as? Activity
        val window = activity?.window
        val controller = window?.let { WindowCompat.getInsetsController(it, it.decorView) }
        val previousBehavior = controller?.systemBarsBehavior

        if (hidden) {
            controller?.systemBarsBehavior =
                WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
            controller?.hide(WindowInsetsCompat.Type.systemBars())
        } else {
            controller?.show(WindowInsetsCompat.Type.systemBars())
        }

        onDispose {
            controller?.show(WindowInsetsCompat.Type.systemBars())
            if (previousBehavior != null) {
                controller.systemBarsBehavior = previousBehavior
            }
        }
    }
}