/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.settings.wifi;

import static com.android.settings.wifi.ConfigureWifiSettings.WIFI_WAKEUP_REQUEST_CODE;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.provider.Settings;
import android.widget.Toast;

import com.android.settings.R;
import com.android.settings.core.instrumentation.InstrumentedDialogFragment;

public class WifiScanningRequiredFragment extends InstrumentedDialogFragment implements
        DialogInterface.OnClickListener {

    public static WifiScanningRequiredFragment newInstance() {
        WifiScanningRequiredFragment fragment = new WifiScanningRequiredFragment();
        return fragment;
    }

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        return new AlertDialog.Builder(getContext())
                .setTitle(R.string.wifi_settings_scanning_required_title)
                .setView(R.layout.wifi_settings_scanning_required_view)
                .setNeutralButton(R.string.do_disclosure_learn_more, this)
                .setPositiveButton(R.string.wifi_settings_scanning_required_turn_on, this)
                .setNegativeButton(R.string.cancel, null)
                .create();
    }

    @Override
    public int getMetricsCategory() {
        // TODO(b/67070896): add metric code
        return 0;
    }

    @Override
    public void onClick(DialogInterface dialog, int which) {
        Context context = getContext();
        ContentResolver contentResolver = context.getContentResolver();
        switch(which) {
            case DialogInterface.BUTTON_POSITIVE:
                Settings.Global.putInt(contentResolver,
                        Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 1);
                Toast.makeText(
                        context,
                        context.getString(R.string.wifi_settings_scanning_required_enabled),
                        Toast.LENGTH_SHORT).show();
                getTargetFragment().onActivityResult(
                        getTargetRequestCode(),
                        Activity.RESULT_OK,
                        null);
                break;
            case DialogInterface.BUTTON_NEUTRAL:
                openHelpPage();
                break;
            case DialogInterface.BUTTON_NEGATIVE:
            default:
                // do nothing
        }
    }

    private void openHelpPage() {
        // TODO(b/67070896): actually open help page on Pixel only
    }
}