SettingsFragment.java

package com.mobmonkey.mobmonkeyandroid.fragments;

import org.json.JSONException;
import org.json.JSONObject;

import com.facebook.Session;
import com.mobmonkey.mobmonkeyandroid.R;
import com.mobmonkey.mobmonkeyandroid.SubscribeScreen;
import com.mobmonkey.mobmonkeyandroid.TermsofuseScreen;
import com.mobmonkey.mobmonkeyandroid.listeners.*;
import com.mobmonkey.mobmonkeyandroid.utils.MMCategories;
import com.mobmonkey.mobmonkeyandroid.utils.MMConstants;
import com.mobmonkey.mobmonkeyandroid.utils.MMFragment;
import com.mobmonkey.mobmonkeysdk.adapters.MMUserAdapter;
import com.mobmonkey.mobmonkeysdk.utils.MMProgressDialog;
import com.mobmonkey.mobmonkeysdk.utils.MMSDKConstants;
import com.mobmonkey.mobmonkeysdk.utils.MMCallback;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.Toast;

/**
 * @author Dezapp, LLC
 *
 */
public class SettingsFragment extends MMFragment implements OnClickListener,
															OnItemClickListener {
	private final static String TAG = "SettingsFragment: ";
	
	private SharedPreferences userPrefs;
	private SharedPreferences.Editor userPrefsEditor;
	
	private MMOnMyInfoFragmentItemClickListener myInfoFragmentItemClickListener;
	private MMOnSocialNetworksFragmentItemClickListener socialNetworksFragmentItemClickListener;
	private MMOnMyInterestsFragmentItemClickListener myInterestsFragmentItemClickListener;
	private ListView lvSettings;
	
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
		
		userPrefs = getActivity().getSharedPreferences(MMSDKConstants.USER_PREFS, Context.MODE_PRIVATE);
		userPrefsEditor = userPrefs.edit();
		
		View view = inflater.inflate(R.layout.fragment_settings_screen, container, false);
		
		lvSettings = (ListView) view.findViewById(R.id.lvsettings);
		ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(getActivity(), R.layout.listview_row_settings, R.id.tvsettingscategory, getResources().getStringArray(R.array.settings_category));
		lvSettings.setAdapter(arrayAdapter);
		lvSettings.setOnItemClickListener(this);
		
		Button btnSignOut = (Button) view.findViewById(R.id.btnsignout);
		btnSignOut.setOnClickListener(this);
		
		return view;
	}

	@Override
	public void onClick(View view) {
		switch(view.getId()) {
			case R.id.btnsignout:
				MMUserAdapter.signOut(new SignOutCallback());
				MMProgressDialog.displayDialog(getActivity(),
											   MMSDKConstants.DEFAULT_STRING_EMPTY,
											   getString(R.string.pd_signing_out));
			break;
		}
	}

	@Override
	public void onAttach(Activity activity) {
		super.onAttach(activity);
		if(activity instanceof MMOnMyInfoFragmentItemClickListener) {
			myInfoFragmentItemClickListener = (MMOnMyInfoFragmentItemClickListener) activity;
			if(activity instanceof MMOnSocialNetworksFragmentItemClickListener) {
				socialNetworksFragmentItemClickListener = (MMOnSocialNetworksFragmentItemClickListener) activity;
				if(activity instanceof MMOnMyInterestsFragmentItemClickListener) {
					myInterestsFragmentItemClickListener = (MMOnMyInterestsFragmentItemClickListener) activity;
				}
			}
		}
	}

	/* (non-Javadoc)
	 * @see android.support.v4.app.Fragment#onActivityResult(int, int, android.content.Intent)
	 */
	@Override
	public void onActivityResult(int requestCode, int resultCode, Intent data) {
		super.onActivityResult(requestCode, resultCode, data);
		if(requestCode == 0) {
			Log.d(TAG, TAG + "resultCode: " + resultCode);
		}
	}

	@Override
	public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
		switch(position) {
			case 0:
				myInfoFragmentItemClickListener.onMyInfoFragmentItemClick();
				break;
			case 1:
				socialNetworksFragmentItemClickListener.onSocialNetworksItemClick();
				break;
			case 2:
				myInterestsFragmentItemClickListener.onMyInterestsFragmentItemClick(MMCategories.getTopLevelCategories(getActivity()), true);
				break;
			case 3:
				startActivity(new Intent(getActivity(), SubscribeScreen.class));
				break;
			case 4:
				startActivity(new Intent(getActivity(), TermsofuseScreen.class));
				break;
		}
	}

	@Override
	public void onFragmentBackPressed() {
		
	}
	
    /**
     * Custom {@link MMCallback} specifically for {@link SettingsScreen} to be processed after receiving response from MobMonkey server.
     * @author Dezapp, LLC
     *
     */
	private class SignOutCallback implements MMCallback {
		public void processCallback(Object obj) {
			MMProgressDialog.dismissDialog();

			if(obj != null) {
				if(((String) obj).equals(MMSDKConstants.CONNECTION_TIMED_OUT)) {
					Toast.makeText(getActivity(), getString(R.string.toast_connection_timed_out), Toast.LENGTH_SHORT).show();
				} else {
					try {
						JSONObject response = new JSONObject((String) obj);
						if(response.getString(MMSDKConstants.JSON_KEY_STATUS).equals(MMSDKConstants.RESPONSE_STATUS_SUCCESS)) {
							Session session = Session.getActiveSession();
							if(session != null) {
								Log.d(TAG, TAG + "session not null");
								session.closeAndClearTokenInformation();
							}
							Toast.makeText(getActivity(), R.string.toast_sign_out_successful, Toast.LENGTH_SHORT).show();
							
							userPrefsEditor.remove(MMSDKConstants.KEY_USER);
							userPrefsEditor.remove(MMSDKConstants.KEY_AUTH);
							userPrefsEditor.remove(MMSDKConstants.KEY_OAUTH_PROVIDER);
							userPrefsEditor.remove(MMSDKConstants.KEY_OAUTH_PROVIDER_USER_NAME);
							userPrefsEditor.remove(MMSDKConstants.TAB_TITLE_CURRENT_TAG);
							userPrefsEditor.commit();
						}
		 				getActivity().finish();
					} catch (JSONException e) {
						e.printStackTrace();
					}
				}
			}

			Log.d(TAG, TAG + "callback response: " + (String) obj);
		}
	}
}