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Simple debounce extension for LiveData by using Coroutines
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import androidx.lifecycle.LiveData | |
import androidx.lifecycle.MediatorLiveData | |
import kotlinx.coroutines.CoroutineScope | |
import kotlinx.coroutines.Job | |
import kotlinx.coroutines.delay | |
import kotlinx.coroutines.launch | |
fun <T> LiveData<T>.debounce(duration: Long = 1000L, coroutineScope: CoroutineScope) = MediatorLiveData<T>().also { mld -> | |
val source = this | |
var job: Job? = null | |
mld.addSource(source) { | |
job?.cancel() | |
job = coroutineScope.launch { | |
delay(duration) | |
mld.value = source.value | |
} | |
} | |
} |
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