// Pr1Help.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream>
#include <exception>
#include "Pr1Help.h"

element::element(const std::string &tag)
{
  htmlStr = "<" + tag + "></" + tag + ">";
}

element& element::addAttribute(const std::string &name, const std::string &val)
{
  size_t pos = htmlStr.find_first_of(">");
  if(pos == htmlStr.length())
    throw std::exception(std::domain_error("can't find tag end"));
  std::string temp = " ";
  temp += name + "=\"" + val + "\"";
  htmlStr.insert(pos,temp);
  return *this;
}

element& element::addBody(const std::string &body)
{
  size_t pos = htmlStr.find_last_of("/");
  if(pos == htmlStr.length() || pos < 1)
    throw std::exception(std::domain_error("can't find end tag"));
  htmlStr.insert(pos-1,body);
  return *this;
}

std::string element::value()
{
  return htmlStr;
}

element::~element()
{
}

using namespace std;

int _tmain(int argc, _TCHAR* argv[])
{
  if(argc == 1)
  {
    cout << "\n  Please provide tag name as input argument\n\n";
    return 1;
  }


  for(int i=1; i<argc; ++i)
  {
    element elem(argv[i]);
    cout << "\n  input argument is: " << argv[i];
    cout << "\n  resulting element: " << elem.value();
    cout << "\n  adding attribute:  " << "att=\"value\"";
    cout << "\n  resulting element: " 
         << elem.addAttribute("att","value").value();
    cout << "\n  adding body:       " 
         << "a string of body text";
    cout << "\n  resulting element: " 
         << elem.addBody("a string of body text").value()
         << std::endl;
  }
  cout << "\n\n";
  return 0;
}