medium-feature-toggles-gist6

FeatureToggleCompanion.kt

abstract class FeatureToggleCompanion<T : Any>(
    featureToggleSet: Set<@JvmSuppressWildcards FeatureToggle<*>>,
    associatedFeature: Feature<T>
) {

    protected val toggle = featureToggleSet.first { it.feature == associatedFeature }

    val feature = toggle.feature

    val featureValue = toggle.value

    protected abstract fun executeUpdate(value: T): Completable

    fun update(value: T): Disposable =
        executeUpdate(value)
            .subscribeOn(Schedulers.io())
            .doOnComplete { toggle.value = value }
            .subscribe({}, Timber::e)
}