DateProvider.java

/*
 Swisscom Safe Connect
 Copyright (C) 2015 Swisscom

 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 com.swisscom.safeconnect.utils;

import android.content.Context;
import android.text.format.DateUtils;

import com.swisscom.safeconnect.R;

import java.text.DateFormat;
import java.util.Date;

/**
 * Created by vadim on 6/15/15.
 */
public class DateProvider {
    public static String getFormattedDate(Context context, long timestamp){
        if (timestamp == 0) {
            return "-";
        }

        DateFormat df = android.text.format.DateFormat.getDateFormat(context);
        DateFormat tf = android.text.format.DateFormat.getTimeFormat(context);
        Date date = new Date(timestamp * 1000);
        Date now = new Date();

        //this hour -> xx mins ago
        if (date.getTime() >= (now.getTime() - (60 * 60 * 1000))) {
            int minutes = (int)((now.getTime() - date.getTime()) / 1000 / 60);
            return (minutes != 1 ? String.format(context.getString(R.string.pref_summ_minutes_ago), minutes)
                    : String.format(context.getString(R.string.pref_summ_1_minute_ago), minutes));
        }

        //today --> today, 17:03
        if (DateUtils.isToday(date.getTime())) {
            return String.format(context.getString(R.string.pref_summ_today), tf.format(date));
        }

        //day, time
        return String.format(context.getString(R.string.pref_summ_date), df.format(date), tf.format(date));
    }
}