/*
Copyright (C) 2003 Parallel Realities

This program 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 3
of the License, or (at your option) any later version.

This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "Starfighter.h"

static char lastKeyEvents[] = "                         ";

/*
Checked during the main game loop. When the game is paused
it goes into a constant loop checking this routine. If escape is
pressed, the game automatically ends and goes back to the title screen
*/
bool checkPauseRequest()
{
	getPlayerInput();
		
	if (engine.keyState[KEY_ESCAPE])
	{
		engine.paused = false;
		engine.done = 1;
		player.shield = 0;
		return true;
	}
	
	if (engine.keyState[KEY_PAUSE])
	{
		engine.paused = false;
		engine.keyState[KEY_PAUSE] = 0;
	}

	return false;
}

static void compareLastKeyInputs()
{
	if (strstr(lastKeyEvents, "humansdoitbetter") != NULL)
		{engine.cheat = true; memset(lastKeyEvents, ' ', 25);}

	if (strstr(lastKeyEvents, "credits") != NULL)
		{engine.cheatCredits = true; memset(lastKeyEvents, ' ', 25);}
}

void addKeyEvent(const char *keyName)
{
	if (strlen(keyName) > 1)
		return;

	int index = -1;

	for (int i = 0 ; i < 25 ; i++)
	{
		if (lastKeyEvents[i] == ' ')
		{
			index = i;
			break;
		}
	}
	
	if (index == -1)
	{
		for (int i = 0 ; i < 25 ; i++)
		{	
			lastKeyEvents[i] = lastKeyEvents[i + 1];
		}
		
		index = 24;
	}
	
	lastKeyEvents[index] = keyName[0];
	
	compareLastKeyInputs();
}