com.github.jobs.utils.RelativeDate Maven / Gradle / Ivy

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package com.github.jobs.utils;

import android.content.Context;
import com.github.jobs.R;
import org.joda.time.DateTime;
import org.joda.time.Period;

public class RelativeDate {

    /**
     * This method returns a String representing the relative
     * date by comparing the Calendar being passed in to the
     * date / time that it is right now.
     *
     * @param context used to build the string response
     * @param time    time to compare with current time
     * @return a string representing the time ago
     */
    public static String getTimeAgo(Context context, long time) {
        DateTime baseDate = new DateTime(time);
        DateTime now = new DateTime();
        Period period = new Period(baseDate, now);

        if (period.getSeconds() < 0 || period.getMinutes() < 0) {
            return context.getString(R.string.just_now);
        }

        if (period.getYears() > 0) {
            int resId = period.getYears() == 1 ? R.string.one_year_ago : R.string.years_ago;
            return buildString(context, resId, period.getYears());
        }

        if (period.getMonths() > 0) {
            int resId = period.getMonths() == 1 ? R.string.one_month_ago : R.string.months_ago;
            return buildString(context, resId, period.getMonths());
        }

        if (period.getWeeks() > 0) {
            int resId = period.getWeeks() == 1 ? R.string.one_week_ago : R.string.weeks_ago;
            return buildString(context, resId, period.getWeeks());
        }

        if (period.getDays() > 0) {
            int resId = period.getDays() == 1 ? R.string.one_day_ago : R.string.days_ago;
            return buildString(context, resId, period.getDays());
        }

        if (period.getHours() > 0) {
            int resId = period.getHours() == 1 ? R.string.one_hour_ago : R.string.hours_ago;
            return buildString(context, resId, period.getHours());
        }

        if (period.getMinutes() > 0) {
            int resId = period.getMinutes() == 1 ? R.string.one_minute_ago : R.string.minutes_ago;
            return buildString(context, resId, period.getMinutes());
        }

        int resId = period.getSeconds() == 1 ? R.string.one_second_ago : R.string.seconds_ago;
        return buildString(context, resId, period.getSeconds());
    }

    private static String buildString(Context context, int resId, int value) {
        if (value == 1) {
            return context.getString(resId);
        } else {
            return context.getString(resId, value);
        }
    }
}