/*
 * Copyright (C) 2013 Dominik Schürmann <dominik@dominikschuermann.de>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.sufficientlysecure.keychain.remote.ui;

import android.annotation.TargetApi;
import android.content.ContentUris;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.SimpleCursorAdapter;

import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.KeychainContract.ApiApps;

// TODO: make compat with < 11
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
public class AccountsListFragment extends ListFragment implements
        LoaderManager.LoaderCallbacks<Cursor> {

    private static final String ARG_DATA_URI = "uri";

    // This is the Adapter being used to display the list's data.
    SimpleCursorAdapter mAdapter;

    private Uri mDataUri;

    /**
     * Creates new instance of this fragment
     */
    public static AccountsListFragment newInstance(Uri dataUri) {
        AccountsListFragment frag = new AccountsListFragment();

        Bundle args = new Bundle();
        args.putParcelable(ARG_DATA_URI, dataUri);

        frag.setArguments(args);

        return frag;
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        mDataUri = getArguments().getParcelable(ARG_DATA_URI);

        getListView().setOnItemClickListener(new OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
//                // edit app settings
//                Intent intent = new Intent(getActivity(), AppSettingsActivity.class);
//                intent.setData(ContentUris.withAppendedId(ApiApps.CONTENT_URI, id));
//                startActivity(intent);
            }
        });

        // Give some text to display if there is no data. In a real
        // application this would come from a resource.
        setEmptyText(getString(R.string.api_settings_accounts_empty));

        // We have a menu item to show in action bar.
        setHasOptionsMenu(true);

        // Create an empty adapter we will use to display the loaded data.
        mAdapter = new SimpleCursorAdapter(getActivity(),
                android.R.layout.simple_list_item_1,
                null,
                new String[]{KeychainContract.ApiAccounts.ACCOUNT_NAME},
                new int[]{android.R.id.text1},
                0);
        setListAdapter(mAdapter);

        // Prepare the loader. Either re-connect with an existing one,
        // or start a new one.
        getLoaderManager().initLoader(0, null, this);
    }

    // These are the Contacts rows that we will retrieve.
    static final String[] PROJECTION = new String[]{
            KeychainContract.ApiAccounts._ID,
            KeychainContract.ApiAccounts.ACCOUNT_NAME};

    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
        // This is called when a new Loader needs to be created. This
        // sample only has one Loader, so we don't care about the ID.
        // First, pick the base URI to use depending on whether we are
        // currently filtering.
//        Uri baseUri = KeychainContract.ApiAccounts.buildBaseUri(mPackageName);

        // Now create and return a CursorLoader that will take care of
        // creating a Cursor for the data being displayed.
        return new CursorLoader(getActivity(), mDataUri, PROJECTION, null, null,
                KeychainContract.ApiAccounts.ACCOUNT_NAME + " COLLATE LOCALIZED ASC");
    }

    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
        // Swap the new cursor in. (The framework will take care of closing the
        // old cursor once we return.)
        mAdapter.swapCursor(data);
    }

    public void onLoaderReset(Loader<Cursor> loader) {
        // This is called when the last Cursor provided to onLoadFinished()
        // above is about to be closed. We need to make sure we are no
        // longer using it.
        mAdapter.swapCursor(null);
    }

//    private class RegisteredAppsAdapter extends CursorAdapter {
//
//        private LayoutInflater mInflater;
//        private PackageManager mPM;
//
//        public RegisteredAppsAdapter(Context context, Cursor c, int flags) {
//            super(context, c, flags);
//
//            mInflater = LayoutInflater.from(context);
//            mPM = context.getApplicationContext().getPackageManager();
//        }
//
//        @Override
//        public void bindView(View view, Context context, Cursor cursor) {
//            TextView text = (TextView) view.findViewById(R.id.api_apps_adapter_item_name);
//            ImageView icon = (ImageView) view.findViewById(R.id.api_apps_adapter_item_icon);
//
//            String packageName = cursor.getString(cursor.getColumnIndex(ApiApps.PACKAGE_NAME));
//            if (packageName != null) {
//                // get application name
//                try {
//                    ApplicationInfo ai = mPM.getApplicationInfo(packageName, 0);
//
//                    text.setText(mPM.getApplicationLabel(ai));
//                    icon.setImageDrawable(mPM.getApplicationIcon(ai));
//                } catch (final PackageManager.NameNotFoundException e) {
//                    // fallback
//                    text.setText(packageName);
//                }
//            } else {
//                // fallback
//                text.setText(packageName);
//            }
//
//        }
//
//        @Override
//        public View newView(Context context, Cursor cursor, ViewGroup parent) {
//            return mInflater.inflate(R.layout.api_apps_adapter_list_item, null);
//        }
//    }

}