One time Event Observer

ObserveAsEvent.kt

import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.compose.LocalLifecycleOwner
import androidx.lifecycle.repeatOnLifecycle
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.withContext

@Composable
fun <T>ObserveEvent(
    flow: Flow<T>,
    key1:Any? = null,
    key2:Any? = null,
    onEvent:(T) -> Unit
){
    val lifecycleOwner = LocalLifecycleOwner.current
    LaunchedEffect(lifecycleOwner,key1,key2){
        lifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED){
            withContext(Dispatchers.Main.immediate){
                flow.collect(onEvent)
            }
        }
    }

}