package com.example.cain.mvvmexample;


import android.content.Intent;
import android.databinding.BindingAdapter;
import android.databinding.InverseBindingAdapter;
import android.databinding.InverseBindingListener;
import android.support.annotation.Nullable;
import android.view.View;

public class ViewBindings {

    @BindingAdapter(value = {"navRequest", "navRequestAttrChanged"}, requireAll = false)
    public static void setNavRequest(View view, @Nullable NavigationRequest navRequest, @Nullable InverseBindingListener inverseBindingListener) {
        if (navRequest != null) {
            Intent intent = navRequest.getIntent(view.getContext());
            view.getContext().startActivity(intent);
            if (inverseBindingListener != null) {
                inverseBindingListener.onChange();
            }
        }
    }

    @InverseBindingAdapter(attribute = "navRequest")
    public static NavigationRequest getNavRequest(View view) {
        return null; // clear nav request
    }

}