/////////////////////////////////////////////////////////////////////
// Element.cpp -  Concrete Element class builds simple XML style   //
// ver 2.0        elements                                         //
//                                                                 //
// Language:      Visual Studio.Net, using standard C++            //
// Platform:      Dell Dimension 8100, Windows 2000, SP 2          //
// Application:   Demonstration of Programming to Interface for    //
//                CSE687, Spring 2003                              //
// Author:        Jim Fawcett, CST 2-187, Syracuse University      //
//                (315) 443-3948, jfawcett@twcny.rr.com            //
/////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include <iostream>
#include "Element.h"
using namespace std;

//----< constructor provides tag >-----------------------------------

Element::Element(const string &tag) : _tag(tag) { }

/////////////////////////////////////////////////////////////////////
//  copy constructor not needed - default works fine
//Element::Element(const Element &e) 
//       : _tag(e._tag), _attribs(e._attribs), _body(e._body) {}

//----< add attribute name and value to class object >---------------

void Element::addAttribute(const string &name, const string &value)
{
  _attribs[name] = value;
}
//----< add body string to object >----------------------------------

void Element::addBody(const string &body)
{
  _body = body;
}
//
//----< build an element string >------------------------------------

string Element::makeElement()
{
  string elem = string("<") + _tag;
  if(_attribs.size() > 0) {
    map<string,string>::iterator it;
    for(it=_attribs.begin(); it!=_attribs.end(); ++it)
    {
      elem += ' ';
      elem += (*it).first + string("=\"") + (*it).second + "\"";
    }
  }
  elem += '>';
  elem += _body;
  elem += string("</") + _tag + ">";
  return elem;
}
//----< create new Element object - note: part of IElement >---------
//
//  Note: this is a member of IElement, not Element, but this
//  function has to be here so it sees the Element header.
//
IElement* IElement::CreateElement(const string &tag)
{
  return new Element(tag);
}
//
//----< test stub >--------------------------------------------------

#ifdef TEST_ELEMENT

int _tmain(int argc, _TCHAR* argv[])
{
  cout << "\n  Testing Element Class\n";

  Element e1("first");
  e1.addAttribute("title","first element");
  e1.addAttribute("status","new");
  e1.addBody("This is some boring text");
  cout << "\n  " << e1.makeElement();

  Element e2("second");
  e2.addBody("second dose of text");
  cout << "\n  " << e2.makeElement();

  Element root("root");
  root.addBody(e1.makeElement() + e2.makeElement());
  cout << "\n  " << root.makeElement();

  cout << "\n\n";
	return 0;
}

#endif