package com.kiasoft.util;

/* ------------------------------------------------------------------
 * Kiasoft, Inc.
 * http://kiasoft.com
 *
 * Copyright (c) 2004-2006 Kiasoft, Inc.
 * ------------------------------------------------------------------ */

/*
 * date presentations in nice format
 */

import java.util.*;
import java.text.*;

public class LocalDate 
{

	private static Date showDate = new Date();
	private static Locale usLocale = new Locale("en", "US");
	private static String pattern = "EEE, MMM d, yyyy K:mm a";

	private static String REPORTpattern = "MM/dd/yyyy";

	// default compat with mysql date format
	private static String SQLpattern = "yyyy-MM-dd H:mm:ss";
	private static String SQLpatternNoTime = "yyyy-MM-dd";


	/*
	 * displays long date formate
	 */
	static public String display() 
	{
		SimpleDateFormat formatter;
		formatter = new SimpleDateFormat(pattern, usLocale);
		return formatter.format(showDate);
	}
	

	/*
	 * set time to be now
	 */
	public void setNow()
	{
		this.showDate = new Date();
		return;
	}


	/*
	 * default set date method
	 */
	public void setDate()
	{
		try
		{
			Date oldDate = DateFormat.getDateInstance( DateFormat.SHORT ).parse( "01/01/2000" );
			this.showDate = oldDate;
			return;
		} catch ( Exception e ) {
			// parse exception
			return;
		}
	}


	/*
	 * force set date with a date object
	 */
	public void setDate(Date v)
	{
		try
		{
			// initial old date of Jan 1, 2000 -> default date
			Date oldDate = DateFormat.getDateInstance( DateFormat.SHORT ).parse( "01/01/2000" );
			if ( v != null ) 
			{
				this.showDate = v;
				long diff = oldDate.getTime() - v.getTime();
				if ( diff > 0 ) 
				{
					this.showDate = oldDate;
				} 

			} else {
				this.showDate = oldDate;
			}
			return;
		} catch ( Exception e ) {
			// problem..
		}
	}


	/*
	 * show us a report date MM/DD/YYYY type
	 */
	public String reportDate()
	{
		SimpleDateFormat formatter;
		formatter = new SimpleDateFormat(REPORTpattern, usLocale);
		String dte = formatter.format(showDate);
		if ( dte.equals("01/01/2000") ) { dte = ""; }
		return dte;
	}


	/*
	 * get a sql compatible date string
	 */
	public String sqlDate()
	{
		SimpleDateFormat formatter;
		formatter = new SimpleDateFormat(SQLpattern, usLocale);
		return formatter.format(showDate);
	}


	/*
	 * get a sql compatible date string with no time data
	 */
	public String sqlDateNoTime()
	{
		SimpleDateFormat formatter;
		formatter = new SimpleDateFormat(SQLpatternNoTime, usLocale);
		return formatter.format(showDate);
	}

}