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107 lines
3.5 KiB
107 lines
3.5 KiB
package com.henninghall.date_picker;
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import android.text.format.DateFormat;
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import android.text.format.DateUtils;
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import com.henninghall.date_picker.models.WheelType;
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import net.time4j.PrettyTime;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Collections;
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import java.util.Locale;
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import java.util.TimeZone;
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public class Utils {
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public static boolean deviceUsesAmPm(){
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return !DateFormat.is24HourFormat(DatePickerManager.context);
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}
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public static String printToday(Locale locale) {
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return PrettyTime.of(locale).printToday();
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}
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public static Calendar isoToCalendar(String dateString, TimeZone timeZone) {
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if(dateString == null) return null;
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try {
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Calendar calendar = Calendar.getInstance(timeZone);
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calendar.setTime(getIsoUTCFormat().parse(dateString));
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return calendar;
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} catch (ParseException e) {
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e.printStackTrace();
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return null;
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}
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}
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public static String dateToIso(Calendar date) {
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return getIsoUTCFormat().format(date.getTime());
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}
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public static boolean isToday(Calendar cal){
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return DateUtils.isToday(cal.getTimeInMillis());
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}
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public static Calendar getTruncatedCalendarOrNull(Calendar cal) {
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try {
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return org.apache.commons.lang3.time.DateUtils.truncate(cal, Calendar.MINUTE);
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} catch (Exception e){
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return null;
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}
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}
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private static SimpleDateFormat getIsoUTCFormat(){
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SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
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format.setTimeZone(TimeZone.getTimeZone("UTC"));
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return format;
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}
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public static ArrayList<String> splitOnSpace(String value){
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String[] array = value.split("\\s+");
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ArrayList<String> arrayList = new ArrayList<>();
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Collections.addAll(arrayList, array);
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return arrayList;
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}
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public static String capitalize(String s){
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return s.substring(0, 1).toUpperCase() + s.substring(1);
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}
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public static WheelType patternCharToWheelType(char patternChar) throws Exception {
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switch (patternChar){
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case 'y': return WheelType.YEAR;
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case 'M': return WheelType.MONTH;
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case 'd': return WheelType.DATE;
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case 'h':
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case 'H':
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return WheelType.HOUR;
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case 'm': return WheelType.MINUTE;
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case 'a': return WheelType.AM_PM;
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default: throw new Exception("Invalid pattern char: " + patternChar);
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}
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}
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public static int getShortestScrollOption(int from, int to, final int maxValue, boolean isWrapping) {
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int size = maxValue + 1;
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int option1 = to - from;
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int option2 = option1 > 0 ? option1 - size : option1 + size;
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if (isWrapping) {
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return Math.abs(option1) < Math.abs(option2) ? option1 : option2;
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}
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if (from + option1 > maxValue) return option2;
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if (from + option1 < 0) return option2;
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return option1;
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}
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public static String getLocalisedStringFromResources(Locale locale, String tagName) {
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int selectedKey = DatePickerManager.context.getResources().getIdentifier(tagName,"string",DatePickerManager.context.getPackageName());
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String localisedText = LocaleUtils.getLocaleStringResource(locale, selectedKey, DatePickerManager.context);
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return localisedText;
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}
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}
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