package no.finn.android.ui.objectpage;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import android.content.Context;
import android.content.Intent;
import android.support.v7.internal.widget.ActivityChooserModel;
import android.widget.ShareActionProvider;

public class SharedActionProviderMemoryLeakHack {
    private static Class activityChooserModel = null;
    private static Method activityChooserGetMethod = null;

    public static void fix(Context context, ShareActionProvider actionProvider) throws ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException {
        actionProvider.setOnShareTargetSelectedListener(new ShareActionProvider.OnShareTargetSelectedListener() {
            @Override
            public boolean onShareTargetSelected(ShareActionProvider source, Intent intent) {
                return false;
            }
        });
        ActivityChooserModel dataModel = ActivityChooserModel.get(context, ShareActionProvider.DEFAULT_SHARE_HISTORY_FILE_NAME);
        dataModel.setOnChooseActivityListener(new ActivityChooserModel.OnChooseActivityListener() {
            @Override
            public boolean onChooseActivity(ActivityChooserModel host, Intent intent) {
                return false;
            }
        });
        fixInternalClass(context);
    }

    private static void fixInternalClass(Context context) throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException {
        /*
        Android 5.x seems to use the internal activityChooserModel 
         */
        if (activityChooserGetMethod == null) {
            activityChooserModel = Class.forName("android.widget.ActivityChooserModel");
            activityChooserGetMethod = activityChooserModel.getMethod("get", new Class[]{Context.class, String.class});
        }

        Object activityChooserObject = activityChooserGetMethod.invoke(null, new Object[]{context, ShareActionProvider.DEFAULT_SHARE_HISTORY_FILE_NAME});
        for (Method method : activityChooserModel.getMethods()) {
            if (method.getName().equals("setOnChooseActivityListener")) {
                method.invoke(activityChooserObject, new Object[]{null});
                break;
            }
        }
    }
}