/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            msgparser.cc
 *
 *  Fri Feb 24 14:59:34 CET 2012
 *  Copyright 2012 Jonas Suhr Christensen
 *  jsc@umbraculum.org
 ****************************************************************************/

/*
 *  This file is part of Munia.
 *
 *  Munia is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  Munia is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Munia; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "msgparser.h"
#include <stdlib.h>
#include <stdio.h>

inline void parse_add(msg_t& m, std::string data) {
  int offset = 0;
  std::string title = data.substr(offset, data.find(' ', offset) - offset);
  offset += title.length() + 1;
  std::string desc = data.substr(offset, data.find(' ', offset) - offset);
  offset += desc.length() + 1;
  std::string x_str = data.substr(offset, data.find(' ', offset) - offset);
  int x = atoi(x_str.c_str());
  offset += x_str.length() + 1;
  std::string y_str = data.substr(offset, data.find(' ', offset) - offset);
  int y = atoi(y_str.c_str());

  sprintf(m.add.title, "%s", desc.c_str());
  sprintf(m.add.desc, "%s", desc.c_str());
  m.add.x = x;
  m.add.y = y;
}

inline void parse_del(msg_t& m, std::string data) {
    int offset = 0;
    std::string id_str = data.substr(offset, data.find(' ', offset) - offset);
    int id = atoi(id_str.c_str());

    m.del.id = id;
}

inline void parse_move(msg_t& m, std::string data) {
    int offset = 1;
    std::string s_id = data.substr(offset, data.find(' ', offset) - offset);
    int id = atoi(s_id.c_str());
    offset += s_id.length() + 1;
    std::string x_str = data.substr(offset, data.find(' ', offset) - offset);
    int x = atoi(x_str.c_str());
    offset += x_str.length() + 1;
    std::string y_str = data.substr(offset, data.find(' ', offset) - offset);
    int y = atoi(y_str.c_str());

    m.move.id = id;
    m.move.x = x;
    m.move.y = y;
}

MsgVector parse_msg(std::string data) {

  //todo: explode on ';' and handle '"' and escaping

  printf("parsing: %s\n", data.c_str());

  msg_t m;

  std::string cmd = data.substr(0, data.find(' '));

  if(cmd == "add") m.cmd = cmd::add;
  else if(cmd == "del") m.cmd = cmd::del;
  else if(cmd == "move") m.cmd = cmd::move;
  else if(cmd == "update") m.cmd = cmd::update;
  else m.cmd = cmd::error;

  data = data.substr(cmd.length()+1, std::string::npos);

  switch(m.cmd) {
    case cmd::add:
      parse_add(m, data);
      break;
    case cmd::del:
      parse_del(m, data);
      break;
    case cmd::move:
      parse_move(m, data);
      break;
    case cmd::update:
      break;
    default:
      break;
  }

  MsgVector v; v.push_back(m);
  return v;
}

#ifdef TEST_MSGPARSER
//Additional dependency files
//deps:
//Required cflags (autoconf vars may be used)
//cflags:
//Required link options (autoconf vars may be used)
//libs:
#include "test.h"

TEST_BEGIN;

// TODO: Put some testcode here (see test.h for usable macros).
TEST_TRUE(false, "No tests yet!");

TEST_END;

#endif/*TEST_MSGPARSER*/