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

#include "stdafx.h"
#include <string>
#include <vector>
#include <iostream>


using namespace std;

//This class will be the data type that all rooms are based on. It will contain data that is general to all rooms
class CRoom
{
public:

	string Name;

	//a list of exit name strings, and key name strings
	//if key string is empty, door is unlocked
	string ExitNorth, KeyNorth;
	string ExitEast, KeyEast;
	string ExitSouth, KeySouth;
	string ExitWest, KeyWest;

	//Constrcutor, for easy room initalization!
	CRoom(string name,
		string exitnorth, string keynorth,
		string exiteast, string keyeast,
		string exitsouth, string keysouth,
		string exitwest, string keywest)
	{
		Name = name;

		ExitNorth = exitnorth; KeyNorth = keynorth;
		ExitEast = exiteast; KeyEast = keyeast;
		ExitSouth = exitsouth; KeySouth = keysouth;
		ExitWest = exitwest; KeyWest = keywest;
		
		return;
	}

	~CRoom()
	{
		//nothing to do!
		//strings clean themselves up
		
		return;
	}

};


//game class, just to keep player and room data organized
class CGame
{
public:

	//an array of keys
	vector <string> Key;
	
	//an array of rooms
	vector <CRoom> Room;

	int CurrentRoom;
	string Input;


	CGame()
	{
		
		//add 9 rooms using the constructor to fill them out quickly
		//123
		//456
		//789
		Room.push_back(CRoom("Room 1",	"","",			"Room 2","",	"Room 4","",	"",""));
		Room.push_back(CRoom("Room 2",	"","",			"Room 3","",	"Room 5","",	"Room 1",""));
		Room.push_back(CRoom("Room 3",	"","",			"","",			"Room 6","",	"Room 5",""));
		Room.push_back(CRoom("Room 4",	"Room 1","",	"Room 5","",	"Room 7","",	"",""));
		Room.push_back(CRoom("Room 5",	"Room 2","",	"Room 6","",	"Room 8","",	"Room 4",""));
		Room.push_back(CRoom("Room 6",	"Room 3","",	"","",			"Room 9","",	"Room 5",""));
		Room.push_back(CRoom("Room 7",	"Room 4","",	"Room 8","",	"","",			"",""));
		Room.push_back(CRoom("Room 8",	"Room 5","",	"Room 9","",	"","",			"",""));
		Room.push_back(CRoom("Room 9",	"Room 6","",	"","",			"","",			"Room 8",""));
		
		//set the current room to room 5, right in the middle
		CurrentRoom = FindRoom("Room 5");

		return;
	}

	
	//a prompt function
	bool Prompt()
	{
		cout << "\n\n\n";
		cout << "You are in " + Room[CurrentRoom]. Name << endl;
		cout << "Enter a direction to travel (n,e,s,w), or q to quit" << endl;
		cout << "-> ";
		
		//read player input
		string Input;
		cin >> Input;

		int NewRoom = 0;

		switch (Input[0])
		{
			//if the user entered 'q', return false
		case 'Q':
		case 'q':
			return false;
			break;

			//user wants to go north
		case 'N':
		case 'n':
			//check to see if that room exists
			//if FindRoom found a legal room, assign it as the current room
			NewRoom = FindRoom(Room[CurrentRoom].ExitNorth);			
			if (NewRoom > -1) CurrentRoom = NewRoom;
			else cout << "You can't travel in that direction from here" << endl;
			break;
		case 'E':
		case 'e':
			NewRoom = FindRoom(Room[CurrentRoom].ExitEast);
			if (NewRoom > -1) CurrentRoom = NewRoom;
			else cout << "You can't travel in that direction from here" << endl;
			break;
		case 'S':
		case 's':
			NewRoom = FindRoom(Room[CurrentRoom].ExitSouth);
			if (NewRoom > -1) CurrentRoom = NewRoom;
			else cout << "You can't travel in that direction from here" << endl;
			break;
		case 'W':
		case 'w':
			NewRoom = FindRoom(Room[CurrentRoom].ExitWest);
			if (NewRoom > -1) CurrentRoom = NewRoom;
			else cout << "You can't travel in that direction from here" << endl;
			break;
			//if the user enters an unrecognized command...
		default:
			cout << "Invalid command" << endl;
		}

		
		return true;
	}
	
	
	//Find a room index based on it's name
	//returns an int that is the index of the room in the array
	//or -1 if it's not found
	int FindRoom(string RoomName)
	{
		for (int i = 0; i < Room.size(); ++i)
		{
			//if the room name matches 'RoomName', return the room index
			if (Room[i].Name == RoomName)
			{
				return i;
			}
		}
		
		//if the code gets down here, the room with 'RoomName' wasn't found
		//so -1 is returned to indicate failure
		return -1;
	}

};


int _tmain(int argc, _TCHAR* argv[])
{
	
	//this will hold the input from the player
	string Input;

	//intialize a new instance of the game class
	CGame Game;	

	while(1)
	{
		//run the prompt, and break if the returns false;
		if (!Game.Prompt()) break;
	}


	cout << "Byeeeeeeeeee" << endl;
	

	return 0;
}