#include <iostream>
using namespace std;

#include <conio.h>
#include <stdlib.h>
#include <time.h>

void main()
{
srand(unsigned int(time(NULL)));
const int nLimitX = 25;	// a constant to represent the X-boundary of the game environment -- valid range 0-24 (inclusive)
const int nLimitY = 15;	// a constant to represent the Y-boundary of the game environment -- valid range 0-14 (inclusive)

int nPlayerX		= rand()%nLimitX;
int nPlayerY		= rand()%nLimitY;

// 1: Loop to display the current time, but each iteration of the loop is 
time_t ttStartTime = time(NULL);
unsigned char ucDirection;
do {
	system("cls"); // clear the screen before redisplaying the location information and map
	// DISPLAY STATUS INFORMATION
	cout << "Your location is " << nPlayerX << ", " << nPlayerY << endl;
	cout << "You have played for " << (time(NULL) - ttStartTime) << " seconds" << endl;
	// end DISPLAY STATUS INFORMATION

	// DISPLAY A VISUAL MAP
	for (int nY=0; nY<nLimitY; nY++) {// the outer loop cycles through one entire row on each repetition
		for (int nX=0; nX<nLimitX; nX++) {// the inner loop cycles through one character (column) position on each repetition
			if (nPlayerX == nX  &&  nPlayerY == nY)
				cout << char(2); // ASCII value for a happy-face character (player symbol)
			else
				cout << '.';			// character used to identify empty space
			} // end for nX
		cout << endl;
		} // end for nY
	// end DISPLAY A VISUAL MAP
	
	// BEGIN HANDLE PLAYER MOVES
	ucDirection = _getch();
	switch (ucDirection) {
		// Player can identify direction NORTH using one of two keys: 'n' 'N'
		case 'n': case 'N': nPlayerY--; break;		// go north
		case 's': case 'S': nPlayerY++; break;		// go south
		case 'e': case 'E': nPlayerX++; break;		// go east
		case 'w': case 'W': nPlayerX--; break;		// go west
		case 'q': cout << "\nNow moving to loop with _kbhit()\n"; break;
		default:  cout << "\nInvalid entry. Better try again.\n";      // unknown char
		}
	// END HANDLE PLAYER MOVES
	} while (ucDirection != 'q');

system("pause");
	
// 2: Identical previous Loop to display the current time, except what for _kbhit() 
ttStartTime = time(NULL);
ucDirection = 'a';
do {
	system("cls"); // clear the screen before redisplaying the location information and map
	// DISPLAY STATUS INFORMATION
	cout << "Your location is " << nPlayerX << ", " << nPlayerY << endl;
	cout << "You have played for " << (time(NULL) - ttStartTime) << " seconds" << endl;
	// end DISPLAY STATUS INFORMATION

	// DISPLAY A VISUAL MAP
	for (int nY=0; nY<nLimitY; nY++) {// the outer loop cycles through one entire row on each repetition
		for (int nX=0; nX<nLimitX; nX++) {// the inner loop cycles through one character (column) position on each repetition
			if (nPlayerX == nX  &&  nPlayerY == nY)
				cout << char(2); // ASCII value for a happy-face character (player symbol)
			else
				cout << '.';			// character used to identify empty space
			} // end for nX
		cout << endl;
		} // end for nY
	// end DISPLAY A VISUAL MAP
	
	// BEGIN HANDLE PLAYER MOVES
	if (_kbhit()) {
		ucDirection = _getch();
		switch (ucDirection) {
			// Player can identify direction NORTH using one of two keys: 'n' 'N'
			case 'n': case 'N': nPlayerY--; break;		// go north
			case 's': case 'S': nPlayerY++; break;		// go south
			case 'e': case 'E': nPlayerX++; break;		// go east
			case 'w': case 'W': nPlayerX--; break;		// go west
			case 'q': cout << "\nCome back soon . . .\n"; break;
			default:  cout << "\nInvalid entry. Better try again.\n";      // unknown char
			}
		// END HANDLE PLAYER MOVES
		} // END if (_kbhit())
	} while (ucDirection != 'q');
}