Create Dialog to edit TARE factors

        <item>@string/tare_alarmmanager</item>

        <item>@string/tare_jobscheduler</item>

    </string-array>

    <!-- TARE dialog button to proceed with a value change [CHAR LIMIT=none] -->

    <string name="tare_dialog_confirm_button_title">Confirm</string>

</resources>

/*

 * Copyright (C) 2021 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.development.tare;

import android.app.Dialog;

import android.content.Context;

import android.os.Bundle;

import android.text.InputType;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.widget.EditText;

import androidx.annotation.NonNull;

import androidx.appcompat.app.AlertDialog;

import androidx.fragment.app.DialogFragment;

import com.android.settings.R;

import com.android.settings.Utils;

/**

 * Dialog Fragment for changing tare factor values

 */

public class TareFactorDialogFragment extends DialogFragment {

    private static final String TAG = "TareDialogFragment";

    private final String mFactorKey;

    private final String mFactorTitle;

    private final int mFactorValue;

    private int mFactorEditedValue;

    private EditText mFactorValueView;

    /**

     * @param title        the title that will show at the top of the Dialog for the Factor

     * @param key          the key of the Factor being initialized.

     * @param defaultValue the initial value set for the Factor before any changes

     */

    public TareFactorDialogFragment(@NonNull String title, @NonNull String key, int defaultValue) {

        mFactorTitle = title;

        mFactorKey = key;

        mFactorValue = defaultValue;

    }

    /**

     * Gets the current value of the Factor

     */

    private String getFactorValue() {

        // TODO: Get value from locally cached copy

        return Integer.toString(mFactorEditedValue);

    }

    @NonNull

    @Override

    public Dialog onCreateDialog(Bundle savedInstanceState) {

        AlertDialog.Builder builder = new AlertDialog.Builder(

                getActivity())

                .setTitle(mFactorTitle)

                .setView(createDialogView())

                .setPositiveButton(R.string.tare_dialog_confirm_button_title, (dialog, which) -> {

                    final String stringValue = mFactorValueView.getText().toString();

                    mFactorEditedValue = mFactorValue;

                    try {

                        mFactorEditedValue = Integer.parseInt(stringValue);

                    } catch (NumberFormatException e) {

                        Log.e(TAG, "Error converting '" + stringValue + "' to integer. Using "

                                + mFactorValue + " instead", e);

                    }

                    // TODO: Update csv with new factor value

                })

                .setNegativeButton(android.R.string.cancel, (dialog, which) -> {

                    // TODO: Add proper dismiss for negative button press

                });

        return builder.create();

    }

    /**

     * Creates a view for the factor Dialog that currently

     * is linked to the basic dialog_edittext.xml layout.

     */

    private View createDialogView() {

        final LayoutInflater layoutInflater = (LayoutInflater) getActivity()

                .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        View layout = layoutInflater.inflate(R.layout.dialog_edittext, null);

        mFactorValueView = layout.findViewById(R.id.edittext);

        mFactorValueView.setInputType(InputType.TYPE_CLASS_NUMBER);

        mFactorValueView.setText(getFactorValue());

        Utils.setEditTextCursorPosition(mFactorValueView);

        return layout;

    }

}