using System;
using System.Collections.Generic;
using System.IO;
using System.Xml;
using M17N;
using M17N.Core;
using M17N.Input;
using Xex = System.Xml.Xexpression;

public class Test
{
  public static void Main(string[] args)
  {
    // M17n.debug = true;
    int argc = 0;
    string appdir = "/usr/local/share/m17n";
    int debug_depth = 0;

    while (argc < args.Length && args[argc][0] == '-')
      {
	if (args[argc] == "-debug")
	  debug_depth = 10;
	else if (args[argc] == "-xml")
	  appdir = "/usr/local/share/m17n-xml";
	argc++;
      }
    if (argc + 2 >= args.Length)
      {
	Console.WriteLine ("Usage: mono [--debug] input.exe"
			   + " [-debug] [-xml] LANG NAME KEY-SEQUECE");
	return;
      }

    Xex.DebugDepth = debug_depth;
    MDatabase.ApplicationDir = appdir;
    MInputMethod im = MInputMethod.Find (args[argc], args[argc + 1]);
    MText mt = new MText ();
    MInputMethod.Session session = new MInputMethod.Session (im, mt, 0);

    MText str = args[argc + 2];
    for (int i = 0; i < str.Length; i++)
      {
	MInputMethod.Key key = new MInputMethod.Key (str[i]);
	session.HandleKey (key);
	int pos = session.CurrentPos;
	MText head = mt[0, pos];
	MText preedit = session.Preedit;
	MText tail = mt[pos, mt.Length];
	Console.Write ("{0} -> \"{1}|{2}|{3}\" (",
			   str[i, i + 1], head, preedit, tail);
	for (int j = 0; j < head.Length; j++)
	  Console.Write ("{0}U+{1:X4}", j == 0 ? "(" : " ", head[j]);
	Console.Write ("|");
	for (int j = 0; j < preedit.Length; j++)
	  Console.Write ("{0}U+{1:X4}", j == 0 ? "" : " ", preedit[j]);
	Console.Write ("|");
	for (int j = 0; j < tail.Length; j++)
	  Console.Write ("{0}U+{1:X4}", j == 0 ? "" : " ", tail[j]);
	Console.WriteLine (")");
      }
  }
}