Go back to search mode if all contacts are removed

import com.moez.QKSMS.model.Recipient

import kotlinx.android.synthetic.main.group_avatar_view.view.*

class GroupAvatarView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) : ConstraintLayout(context, attrs) {

class GroupAvatarView @JvmOverloads constructor(

    context: Context, attrs: AttributeSet? = null

) : ConstraintLayout(context, attrs) {

    var contacts: List<Recipient> = ArrayList()

        set(value) {

        // Update the list of selected contacts when a new contact is selected or an existing one is deselected

        Observable.merge(

                view.chipDeletedIntent.doOnNext { contact ->

                    contactsReducer.onNext { contacts -> contacts.filterNot { it == contact } }

                    contactsReducer.onNext { contacts ->

                        val result = contacts.filterNot { it == contact }

                        if (result.isEmpty()) {

                            newState { copy(searching = true) }

                        }

                        result

                    }

                },

                view.chipSelectedIntent.doOnNext { composeItem ->

                    newState { copy(searching = false) }