Lifecycle.waitForLifecycleResumeEvent

Lifecycle+Extensions.kt

@OptIn(ExperimentalCoroutinesApi::class)
suspend fun Lifecycle.waitForLifecycleResumeEvent() = suspendCancellableCoroutine<Unit> { continuation ->
    val observer = object : LifecycleObserver {
        @OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
        fun onResume() {
            removeObserver(this)
            continuation.resume(Unit) {
                // it.printStackTrace()
            }
        }
    }
    addObserver(observer)
    continuation.invokeOnCancellation {
        removeObserver(observer)
    }
}