LifecycleEffect.kt

// Copyright 2022 Google LLC.
// SPDX-License-Identifier: Apache-2.0

@Composable
fun LifecycleEffect(event: Lifecycle.Event, action: () -> Unit) {
    val lifecycleOwner = LocalLifecycleOwner.current
    val observer = LifecycleEventObserver { _, e ->
        if (event == e) {
            action()
        }
    }
    DisposableEffect(Unit) {
        lifecycleOwner.lifecycle.addObserver(observer)
        onDispose {
            lifecycleOwner.lifecycle.removeObserver(observer)
        }
    }
}

@Composable
fun MyUi() {
    LifecycleEffect(Lifecycle.Event.ON_RESUME) {
        // Do something
    }
}