#include <iostream>
#include "../../wrap.h"
#include "../../chat/room.h"
#include "../../chat/user.h"
#include "../../tool/tool.h"

/*
 gcc -shared -o yc_name.so yc_name.cpp
*/

using namespace std;

extern "C"
{
  int valid_color( string );

  int extern_function(void *v_arg)
  {
    container *c=(container *)v_arg;


    user *p_user = (user*)c->elem[1];		// the corresponding user
    vector<string> *params= (vector<string>*) c->elem[2];	// param array

    string s_color;
    string s_color2;

    conf* p_conf = (conf*) ((dynamic_wrap*)c->elem[3])->CONF;
    timr* p_timr = (timr*) ((dynamic_wrap*)c->elem[3])->TIMR;
    if ( params->empty() )
    {
      s_color  = p_conf->get_elem( "chat.html.user.color1" );
      s_color2 = p_conf->get_elem( "chat.html.user.color2" );
    }
    else
    {
      s_color = (string) params->front();
      params->erase( params->begin() );
      if ( ! params->empty() )
        s_color2 = (string) params->front();
      else
        s_color2 = p_conf->get_elem( "chat.html.user.color1" );
    }

    s_color  = tool::to_lower( s_color  );
    s_color2 = tool::to_lower( s_color2 );

    if( valid_color(s_color) != 1  )
    {
      string *answerstring=new string(s_color + " is not a valid color.<br>\n");
      p_user->msg_post( answerstring );
    }
    else if( valid_color(s_color2) != 1  )
    {
      string *answerstring=new string( s_color2 + " is not a valid color.<br>\n");
      p_user->msg_post( answerstring );
    }
    else
    {
      string *answerstring=new string(p_timr->get_time() + " " + p_user->get_colored_bold_name()+ " changes color to <font color=\"#"
                                      + s_color + "\">" + s_color + "</font> <font color=\"#"
                                      + s_color2 + "\">" + s_color2 + "</font><br>\n");
      p_user->get_room()->msg_post( answerstring );
      p_user->set_col1(s_color);
      p_user->set_col2(s_color2);
      p_user->get_room()->reload_onlineframe();
    }

    return 0;
  }
  int valid_color( string s_color )
  {

    if(s_color.size()!=6)
      return 0;
    string valid="abcdef0123456789";
    for(int i=0;i<s_color.size();i++)
    {
      string s_char=s_color.substr(i,1);
      if(valid.find(s_char)==string::npos)
        return 0;
    }

    return 1;
  }

}