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package cn.dreampie.common.util;

import cn.dreampie.common.model.Model;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by wangrenhui on 14-7-3.
 */
public class SortUtils {

  private static SortUtils sortUtils = new SortUtils();

  public static SortUtils me() {
    return sortUtils;
  }

  public static void main(String[] args) {
    SortUtils obj1 = new SortUtils();

    System.out.println("======================");
    ArrayList list = new ArrayList();
    list.add("adisen");
    list.add("bulsi");
    list.add("Kobe");
    list.add("布丁");
    list.add("杜甫");
    list.add("刘方");
    Map map = obj1.sort(list);
    System.out.println("-------分组后的输出-----------");
    System.out.println(map.get("A"));
    System.out.println(map.get("B"));
    System.out.println(map.get("C"));
    System.out.println(map.get("D"));
    System.out.println(map.get("L"));
  }


  //字母Z使用了两个标签，这里有２７个值
  //i, u, v都不做声母, 跟随前面的字母
  public char[] chartable =
      {
          '啊', '芭', '擦', '搭', '蛾', '发', '噶', '哈', '哈',
          '击', '喀', '垃', '妈', '拿', '哦', '啪', '期', '然',
          '撒', '塌', '塌', '塌', '挖', '昔', '压', '匝', '座'
      };
  public char[] alphatableb =
      {
          'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
          'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'
      };
  public char[] alphatables =
      {
          'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
          'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'
      };

  private int[] table = new int[27];  //初始化

  {
    for (int i = 0; i < 27; ++i) {
      table[i] = gbValue(chartable[i]);
    }
  }

  //主函数,输入字符,得到他的声母,
  //英文字母返回对应的大小写字母
  //其他非简体汉字返回 '0'  按参数
  public char Char2Alpha(char ch, String type) {
    if (ch >= 'a' && ch <= 'z')
      return (char) (ch - 'a' + 'A');//为了按字母排序先返回大写字母
    // return ch;
    if (ch >= 'A' && ch <= 'Z')
      return ch;

    int gb = gbValue(ch);
    if (gb < table[0])
      return '0';

    int i;
    for (i = 0; i < 26; ++i) {
      if (match(i, gb))
        break;
    }

    if (i >= 26) {
      return '0';
    } else {
      if ("b".equals(type)) {//大写
        return alphatableb[i];
      } else {//小写
        return alphatables[i];
      }
    }
  }

  //根据一个包含汉字的字符串返回一个汉字拼音首字母的字符串
  public String String2Alpha(String SourceStr, String type) {
    String Result = "";
    int StrLength = SourceStr.length();
    int i;
    try {
      for (i = 0; i < StrLength; i++) {
        Result += Char2Alpha(SourceStr.charAt(i), type);
      }
    } catch (Exception e) {
      Result = "";
    }
    return Result;
  }

  //根据一个包含汉字的字符串返回第一个汉字拼音首字母的字符串
  public String String2AlphaFirst(String SourceStr, String type) {
    String Result = "";
    try {
      Result += Char2Alpha(SourceStr.charAt(0), type);
    } catch (Exception e) {
      Result = "";
    }
    return Result;
  }

  private boolean match(int i, int gb) {
    if (gb < table[i])
      return false;
    int j = i + 1;

    //字母Z使用了两个标签
    while (j < 26 && (table[j] == table[i]))
      ++j;
    if (j == 26)
      return gb <= table[j];
    else
      return gb < table[j];
  }

  //取出汉字的编码
  private int gbValue(char ch) {
    String str = new String();
    str += ch;
    try {
      byte[] bytes = str.getBytes("GBK");
      if (bytes.length < 2)
        return 0;
      return (bytes[0] << 8 & 0xff00) + (bytes[1] &
          0xff);
    } catch (Exception e) {
      return 0;
    }
  }

  public Map sort(List list) {
    if (list == null)
      return null;
    Map map = new HashMap();
    ArrayList arraylist = new ArrayList();
    String[] alphatableb =
        {
            "A", "B", "C", "D", "E", "F", "G", "H", "I",
            "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"
        };
    for (String a : alphatableb) {
      for (int i = 0; i < list.size(); i++) {//为了排序都返回大写字母
        if (a.equals(String2AlphaFirst(list.get(i).toString(), "b"))) {
          arraylist.add(list.get(i).toString());
        }
      }
      map.put(a, arraylist);
      arraylist = new ArrayList();
    }
    return map;
  }

  public Map sort(List list, String attr) {
    if (list == null)
      return null;
    Map map = new HashMap();
    ArrayList arraylist = new ArrayList();
    String[] alphatableb =
        {
            "A", "B", "C", "D", "E", "F", "G", "H", "I",
            "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"
        };
    for (String a : alphatableb) {
      for (int i = 0; i < list.size(); i++) {//为了排序都返回大写字母
        if (a.equals(String2AlphaFirst(list.get(i).get(attr).toString(), "b"))) {
          arraylist.add(list.get(i));
        }
      }
      map.put(a, arraylist);
      arraylist = new ArrayList();
    }
    return map;
  }
}