package softograph.mahmud.com.shaarryup.UI.Utility;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import java.util.concurrent.TimeUnit;


public class DateUtils {

    public static long[] getTimeDifferenceByPassigTimeStamp(long timeStamp) {

        long timeStampForTheSong = timeStamp;
        if (timeStampForTheSong >= System.currentTimeMillis()) {
            return null;
        }
        long diff = System.currentTimeMillis() - timeStampForTheSong;

        long[] allTypeOfDates = new long[4];
        allTypeOfDates[0] = diff / (60 * 1000 * 60 * 24) % 60;// Sending day
        allTypeOfDates[1] = diff / (60 * 1000 * 60) % 60; // Hour of the day
        allTypeOfDates[2] = diff / (60 * 1000) % 60; // minuite of the day
        allTypeOfDates[3] = diff / 1000 % 60; // seconds of the day
        return allTypeOfDates;
    }

    public static String TimeBefore(String dateInString) {
        String timepassed = "Just now";

        try {
            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            sdf.setTimeZone(TimeZone.getTimeZone("UTC"));

            String inputString = dateInString;

            Date date = sdf.parse(inputString);
            System.out.println("in milliseconds: " + date.getTime());

            long[] time = DateUtils.getTimeDifferenceByPassigTimeStamp(date.getTime());
            if (time != null) {
                if (time[2] == 0) {
                    timepassed = time[3] + " sec";

                } else if (time[1] == 0) {
                    timepassed = time[2] + " min";

                } else if (time[0] == 0) {
                    timepassed = time[2] + " hour";

                } else {
                    timepassed = time[0] + " day";

                }
                return timepassed;
            } else {
                return timepassed;

            }
        } catch (Exception e) {
            e.printStackTrace();
            return timepassed;
        }

    }

    public static String ConvertMilliSecondsToFormattedDate(String milliSeconds) {

        String dateFormat = "dd-MM-yyyy hh:mm";
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat(dateFormat);
        Calendar calendar = Calendar.getInstance();
        calendar.setTimeInMillis(Long.parseLong(milliSeconds));
        return simpleDateFormat.format(calendar.getTime());
    }

    /* Server will take this time as GMT + 00:00 */
    public static String GetUniformGMTtime() {
        final Date currentTime = new Date();

        final SimpleDateFormat sdf
                = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.UK);
        final SimpleDateFormat sdfout
                = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

        // Give it to me in GMT time.
        sdf.setTimeZone(TimeZone.getTimeZone("GMT+00:00"));
        //sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
        System.out.println("GMT --OUT-- time: " + sdfout.format(currentTime));
        return sdf.format(currentTime);
    }

    /* When user will populate this time will be converted into User local GMT time */
    public static String getLocalGMTMeaningTime(String time_from_server) {

        Date date = null;
        try {
            final SimpleDateFormat sdfout = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

            date = sdfout.parse(time_from_server);

            Calendar cal = new GregorianCalendar();
            cal.setTime(date);

            //Adding 21 Hours to your Date
            cal.add(Calendar.HOUR_OF_DAY, getGMTOFFSET());
            return sdfout.format(cal.getTime());

        } catch (Exception e) {
            e.printStackTrace();
            return time_from_server;
        }
    }/* When user will populate this time will be converted into User local GMT time */

    public static Date
    getLocalGMTMeaningTimeAsDate(String time_from_server) {

        Date date = null;
        try {
            final SimpleDateFormat sdfout = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

            date = sdfout.parse(time_from_server);

            Calendar cal = new GregorianCalendar();
            cal.setTime(date);

            //Adding 21 Hours to your Date
            cal.add(Calendar.HOUR_OF_DAY, getGMTOFFSET());
            return cal.getTime();

        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

    public static int getGMTOFFSET() {
        Calendar mCalendar = new GregorianCalendar();
        TimeZone mTimeZone = mCalendar.getTimeZone();
        int mGMTOffset = mTimeZone.getRawOffset();
        long hour = TimeUnit.HOURS.convert(mGMTOffset, TimeUnit.MILLISECONDS);
        return (int) hour;
    }


}