/*      						
 * Copyright 2010 Beijing Xinwei, Inc. All rights reserved.
 * 
 * History:
 * ------------------------------------------------------------------------------
 * Date    	|  Who  		|  What  
 * 2015��3��18��	| duanbokan 	| 	create the file                       
 */

package com.hyphenate.times.country;

/**
 * 
 * ����ת��Ϊƴ��
 * 
 * <p>
 * ����ϸ����
 * </p>
 * 
 * @author duanbokan
 * 
 */

public class CharacterParserUtil
{
	private static int[] pyvalue = new int[] { -20319, -20317, -20304, -20295, -20292, -20283,
			-20265, -20257, -20242, -20230, -20051, -20036, -20032, -20026, -20002, -19990, -19986,
			-19982, -19976, -19805, -19784, -19775, -19774, -19763, -19756, -19751, -19746, -19741,
			-19739, -19728, -19725, -19715, -19540, -19531, -19525, -19515, -19500, -19484, -19479,
			-19467, -19289, -19288, -19281, -19275, -19270, -19263, -19261, -19249, -19243, -19242,
			-19238, -19235, -19227, -19224, -19218, -19212, -19038, -19023, -19018, -19006, -19003,
			-18996, -18977, -18961, -18952, -18783, -18774, -18773, -18763, -18756, -18741, -18735,
			-18731, -18722, -18710, -18697, -18696, -18526, -18518, -18501, -18490, -18478, -18463,
			-18448, -18447, -18446, -18239, -18237, -18231, -18220, -18211, -18201, -18184, -18183,
			-18181, -18012, -17997, -17988, -17970, -17964, -17961, -17950, -17947, -17931, -17928,
			-17922, -17759, -17752, -17733, -17730, -17721, -17703, -17701, -17697, -17692, -17683,
			-17676, -17496, -17487, -17482, -17468, -17454, -17433, -17427, -17417, -17202, -17185,
			-16983, -16970, -16942, -16915, -16733, -16708, -16706, -16689, -16664, -16657, -16647,
			-16474, -16470, -16465, -16459, -16452, -16448, -16433, -16429, -16427, -16423, -16419,
			-16412, -16407, -16403, -16401, -16393, -16220, -16216, -16212, -16205, -16202, -16187,
			-16180, -16171, -16169, -16158, -16155, -15959, -15958, -15944, -15933, -15920, -15915,
			-15903, -15889, -15878, -15707, -15701, -15681, -15667, -15661, -15659, -15652, -15640,
			-15631, -15625, -15454, -15448, -15436, -15435, -15419, -15416, -15408, -15394, -15385,
			-15377, -15375, -15369, -15363, -15362, -15183, -15180, -15165, -15158, -15153, -15150,
			-15149, -15144, -15143, -15141, -15140, -15139, -15128, -15121, -15119, -15117, -15110,
			-15109, -14941, -14937, -14933, -14930, -14929, -14928, -14926, -14922, -14921, -14914,
			-14908, -14902, -14894, -14889, -14882, -14873, -14871, -14857, -14678, -14674, -14670,
			-14668, -14663, -14654, -14645, -14630, -14594, -14429, -14407, -14399, -14384, -14379,
			-14368, -14355, -14353, -14345, -14170, -14159, -14151, -14149, -14145, -14140, -14137,
			-14135, -14125, -14123, -14122, -14112, -14109, -14099, -14097, -14094, -14092, -14090,
			-14087, -14083, -13917, -13914, -13910, -13907, -13906, -13905, -13896, -13894, -13878,
			-13870, -13859, -13847, -13831, -13658, -13611, -13601, -13406, -13404, -13400, -13398,
			-13395, -13391, -13387, -13383, -13367, -13359, -13356, -13343, -13340, -13329, -13326,
			-13318, -13147, -13138, -13120, -13107, -13096, -13095, -13091, -13076, -13068, -13063,
			-13060, -12888, -12875, -12871, -12860, -12858, -12852, -12849, -12838, -12831, -12829,
			-12812, -12802, -12607, -12597, -12594, -12585, -12556, -12359, -12346, -12320, -12300,
			-12120, -12099, -12089, -12074, -12067, -12058, -12039, -11867, -11861, -11847, -11831,
			-11798, -11781, -11604, -11589, -11536, -11358, -11340, -11339, -11324, -11303, -11097,
			-11077, -11067, -11055, -11052, -11045, -11041, -11038, -11024, -11020, -11019, -11018,
			-11014, -10838, -10832, -10815, -10800, -10790, -10780, -10764, -10587, -10544, -10533,
			-10519, -10331, -10329, -10328, -10322, -10315, -10309, -10307, -10296, -10281, -10274,
			-10270, -10262, -10260, -10256, -10254 };
	
	public static String[] pystr = new String[] { "a", "ai", "an", "ang", "ao", "ba", "bai", "ban",
			"bang", "bao", "bei", "ben", "beng", "bi", "bian", "biao", "bie", "bin", "bing", "bo",
			"bu", "ca", "cai", "can", "cang", "cao", "ce", "ceng", "cha", "chai", "chan", "chang",
			"chao", "che", "chen", "cheng", "chi", "chong", "chou", "chu", "chuai", "chuan",
			"chuang", "chui", "chun", "chuo", "ci", "cong", "cou", "cu", "cuan", "cui", "cun",
			"cuo", "da", "dai", "dan", "dang", "dao", "de", "deng", "di", "dian", "diao", "die",
			"ding", "diu", "dong", "dou", "du", "duan", "dui", "dun", "duo", "e", "en", "er", "fa",
			"fan", "fang", "fei", "fen", "feng", "fo", "fou", "fu", "ga", "gai", "gan", "gang",
			"gao", "ge", "gei", "gen", "geng", "gong", "gou", "gu", "gua", "guai", "guan", "guang",
			"gui", "gun", "guo", "ha", "hai", "han", "hang", "hao", "he", "hei", "hen", "heng",
			"hong", "hou", "hu", "hua", "huai", "huan", "huang", "hui", "hun", "huo", "ji", "jia",
			"jian", "jiang", "jiao", "jie", "jin", "jing", "jiong", "jiu", "ju", "juan", "jue",
			"jun", "ka", "kai", "kan", "kang", "kao", "ke", "ken", "keng", "kong", "kou", "ku",
			"kua", "kuai", "kuan", "kuang", "kui", "kun", "kuo", "la", "lai", "lan", "lang", "lao",
			"le", "lei", "leng", "li", "lia", "lian", "liang", "liao", "lie", "lin", "ling", "liu",
			"long", "lou", "lu", "lv", "luan", "lue", "lun", "luo", "ma", "mai", "man", "mang",
			"mao", "me", "mei", "men", "meng", "mi", "mian", "miao", "mie", "min", "ming", "miu",
			"mo", "mou", "mu", "na", "nai", "nan", "nang", "nao", "ne", "nei", "nen", "neng", "ni",
			"nian", "niang", "niao", "nie", "nin", "ning", "niu", "nong", "nu", "nv", "nuan",
			"nue", "nuo", "o", "ou", "pa", "pai", "pan", "pang", "pao", "pei", "pen", "peng", "pi",
			"pian", "piao", "pie", "pin", "ping", "po", "pu", "qi", "qia", "qian", "qiang", "qiao",
			"qie", "qin", "qing", "qiong", "qiu", "qu", "quan", "que", "qun", "ran", "rang", "rao",
			"re", "ren", "reng", "ri", "rong", "rou", "ru", "ruan", "rui", "run", "ruo", "sa",
			"sai", "san", "sang", "sao", "se", "sen", "seng", "sha", "shai", "shan", "shang",
			"shao", "she", "shen", "sheng", "shi", "shou", "shu", "shua", "shuai", "shuan",
			"shuang", "shui", "shun", "shuo", "si", "song", "sou", "su", "suan", "sui", "sun",
			"suo", "ta", "tai", "tan", "tang", "tao", "te", "teng", "ti", "tian", "tiao", "tie",
			"ting", "tong", "tou", "tu", "tuan", "tui", "tun", "tuo", "wa", "wai", "wan", "wang",
			"wei", "wen", "weng", "wo", "wu", "xi", "xia", "xian", "xiang", "xiao", "xie", "xin",
			"xing", "xiong", "xiu", "xu", "xuan", "xue", "xun", "ya", "yan", "yang", "yao", "ye",
			"yi", "yin", "ying", "yo", "yong", "you", "yu", "yuan", "yue", "yun", "za", "zai",
			"zan", "zang", "zao", "ze", "zei", "zen", "zeng", "zha", "zhai", "zhan", "zhang",
			"zhao", "zhe", "zhen", "zheng", "zhi", "zhong", "zhou", "zhu", "zhua", "zhuai",
			"zhuan", "zhuang", "zhui", "zhun", "zhuo", "zi", "zong", "zou", "zu", "zuan", "zui",
			"zun", "zuo" };
	
	private StringBuilder buffer;
	
	private String resource;
	
	private static CharacterParserUtil characterParser = new CharacterParserUtil();
	
	public static CharacterParserUtil getInstance()
	{
		return characterParser;
	}
	
	public String getResource()
	{
		return resource;
	}
	
	public void setResource(String resource)
	{
		this.resource = resource;
	}
	
	/**
	 * ����ת��ASCII��
	 * 
	 * @param chs
	 * @return
	 */
	private int getChsAscii(String chs)
	{
		int asc = 0;
		try
		{
			byte[] bytes = chs.getBytes("gb2312");
			if (bytes == null || bytes.length > 2 || bytes.length <= 0)
			{
				throw new RuntimeException("illegal resource string");
			}
			if (bytes.length == 1)
			{
				asc = bytes[0];
			}
			if (bytes.length == 2)
			{
				int hightByte = 256 + bytes[0];
				int lowByte = 256 + bytes[1];
				asc = (256 * hightByte + lowByte) - 256 * 256;
			}
		}
		catch (Exception e)
		{
			System.out.println("ERROR:ChineseSpelling.class-getChsAscii(String chs)" + e);
		}
		return asc;
	}
	
	/**
	 * �����ֽ��н���
	 * 
	 * @param str
	 * @return
	 */
	public String convert(String str)
	{
		String result = null;
		int ascii = getChsAscii(str);
		if (ascii > 0 && ascii < 160)
		{
			result = String.valueOf((char) ascii);
		}
		else
		{
			for (int i = (pyvalue.length - 1); i >= 0; i--)
			{
				if (pyvalue[i] <= ascii)
				{
					result = pystr[i];
					break;
				}
			}
		}
		return result;
	}
	
	/***
	 * �������
	 * 
	 * @param chs
	 * @return
	 */
	public String getSelling(String chs)
	{
		String key, value;
		buffer = new StringBuilder();
		for (int i = 0; i < chs.length(); i++)
		{
			key = chs.substring(i, i + 1);
			if (key.getBytes().length >= 2)
			{
				value = (String) convert(key);
				if (value == null)
				{
					value = "unknown";
				}
			}
			else
			{
				value = key;
			}
			buffer.append(value);
		}
		return buffer.toString();
	}
	
	public String getSpelling()
	{
		return this.getSelling(this.getResource());
	}
	
}
