/*
 * Copyright (C) 2012 The CyanogenMod 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.cyanogenmod.settings.device;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Context;

public class Utils {

    /**
     * Write a string value to the specified file.
     * @param filename      The filename
     * @param value         The value
     */
    public static void writeValue(String filename, String value) {
        try {
            FileOutputStream fos = new FileOutputStream(new File(filename));
            fos.write(value.getBytes());
            fos.flush();
            fos.getFD().sync();
            fos.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    /**
     * Write the "color value" to the specified file. The value is scaled from
     * an integer to an unsigned integer by multiplying by 2.
     * @param filename      The filename
     * @param value         The value of max value Integer.MAX
     */
    public static void writeColor(String filename, int value) {
        writeValue(filename, String.valueOf((long) value * 2));
    }

    /**
     * Check if the specified file exists.
     * @param filename      The filename
     * @return              Whether the file exists or not
     */
    public static boolean fileExists(String filename) {
        return new File(filename).exists();
    }


    public static void showDialog(Context ctx, String title, String message) {
        final AlertDialog alertDialog = new AlertDialog.Builder(ctx).create();
        alertDialog.setTitle(title);
        alertDialog.setMessage(message);
        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
           public void onClick(DialogInterface dialog, int which) {
              alertDialog.dismiss();
           }
        });
        alertDialog.show();
    }
}