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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            widgetgenerator.cc
 *
 *  Mon May 19 09:58:41 CEST 2008
 *  Copyright 2008 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of Pracro.
 *
 *  Pracro 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.
 *
 *  Pracro 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 Pracro; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "widgetgenerator.h"

static void send_macro_widget(Macro &macro,
                              Widget &widget,
                              TCPSocket &socket,
                              std::string tabs,
                              LUAQueryMapper &mapper,
                              Values &values)
{
  std::string prefilled;
  time_t timestamp = 0;
  
  socket.write(tabs + "<" + widget.attributes["type"]);
  std::map< std::string, std::string >::iterator p = widget.attributes.begin();

  // Check if the field has a map, and fill in the value if it has...
  if(widget.attributes.find("map") != widget.attributes.end()) {
    std::string luamap;

    std::vector< Map >::iterator li = macro.maps.begin();
    while(li != macro.maps.end()) {
      Map &map = *li;
      if(map.attributes["name"] == widget.attributes["map"]) {
        luamap = map.attributes["lua"];
      }
      li++;
    }

    //    printf("LUAMAP: %s\n", luamap.c_str()); fflush(stdout);

    if(luamap != "") {
      Value value = mapper.map(luamap);
      widget.attributes["value"] = value.value; 
      timestamp = value.timestamp;
      prefilled = "pentominos";
    }
    //    widget.attributes.erase(widget.attributes.find("map"));
  }

  // Check if there is a previously stored value in the db...
  if(values.find(widget.attributes["name"]) != values.end() &&
     (prefilled == "" || values[widget.attributes["name"]].timestamp > timestamp)) {
    widget.attributes["value"] = values[widget.attributes["name"]].value;
    prefilled = "pracro";
  }

  while(p != widget.attributes.end()) {
    if(p->first != "type" && p->first != "map") {
      socket.write(" " + p->first + "=\"" + p->second + "\"");
    }
    p++;
  }

  if(prefilled != "") socket.write(" prefilled=\"" + prefilled + "\"");

  if(widget.widgets.size() == 0) { // If node is empty, use short tag form
    socket.write("/>\n");
    return;
  }

  socket.write(">\n");

  std::vector< Widget >::iterator w = widget.widgets.begin();
  while(w != widget.widgets.end()) {
    send_macro_widget(macro, *w, socket, tabs + "  ", mapper, values);
    w++;
  }
  socket.write(tabs + "</" + widget.attributes["type"] + ">\n");
}

static void get_fields(Widget &widget, Fieldnames &fields)
{
  if(widget.attributes.find("value") != widget.attributes.end()) {
    fields.push_back(widget.attributes["name"]);
  }
  
  std::vector< Widget >::iterator w = widget.widgets.begin();
  while(w != widget.widgets.end()) {
    get_fields(*w, fields);
    w++;
  }
}

void widgetgenerator(TCPSocket &socket, Macro &macro, LUAQueryMapper &mapper, Database &db)
{
  Fieldnames fields;
  get_fields(macro.window, fields);

  Values values = db.getValues("2003791613", fields);
  
  send_macro_widget(macro, macro.window, socket, "      ", mapper, values);
}