#include "stringinput.hpp"

StringInput::StringInput()
{
	str = "";
	text = NULL;
	textColor = make_color ( 255, 255, 255 );
}

StringInput::~StringInput()
{
	SDL_FreeSurface ( text );
}


void StringInput::handle_input ( game * Game, SDL_Event *event)
{
	//If a key was pressed
	if ( event->type == SDL_KEYDOWN )
	{
		//Keep a copy of the current version of the string
		string temp = str;

		//If the string less than maximum size
		if ( str.length() <= 11 )
		{
			//If the key is a number
			if ( ( event->key.keysym.unicode >= ( Uint16 ) '0' ) && ( event->key.keysym.unicode <= ( Uint16 ) '9' ) )
			{
				//Append the character
				str += ( char ) event->key.keysym.unicode;
			}
			else if ( ( event->key.keysym.unicode == ( Uint16 ) '-' ) )
			{
				//Append the character
				str += ( char ) event->key.keysym.unicode;
			}
			//If the key is a uppercase letter
			else if ( ( event->key.keysym.unicode >= ( Uint16 ) 'A' ) && ( event->key.keysym.unicode <= ( Uint16 ) 'Z' ) )
			{
				//Append the character
				str += ( char ) event->key.keysym.unicode;
			}
			//If the key is a lowercase letter
			else if ( ( event->key.keysym.unicode >= ( Uint16 ) 'a' ) && ( event->key.keysym.unicode <= ( Uint16 ) 'z' ) )
			{
				//Append the character
				str += ( char ) event->key.keysym.unicode;
			}
		}

		#ifdef DEBUG
			cout << str << endl;
		#endif

		//If backspace was pressed and the string isn't blank
		if ( ( event->key.keysym.sym == SDLK_BACKSPACE ) && ( str.length() != 0 ) )
		{
			//Remove a character from the end
			str.erase ( str.length() - 1 );
		}

		//If the string was changed
		if ( str != temp )
		{
			//Free the old surface
			SDL_FreeSurface ( text );

			//Render a new text surface
			text = TTF_RenderText_Solid ( Game->GetfontGame(), str.c_str(), textColor );
		}
	}

}

void StringInput::show_centered ( game * Game )
{
	//If the surface isn't blank
	if ( text != NULL )
	{
		//Show the name
		apply_surface ( 50, 85, text, Game->GetScreen() );
	}
}


string StringInput::GetStr()
{
	return str;
}


void StringInput::Clear()
{
	str = "";

	SDL_FreeSurface ( text );
	text = NULL;
}