#include <iostream>
#include <conio.h>
#include <ctime>
#include <random>
#include <iomanip>

using namespace std;
int x,y,r,t;
int mine;
int** arraymine;
char** arrayboard;
int counter;

void adjminethingy()
{
	counter=48;
		if (arraymine[x-1][y-2] == 0 && y>=1)//north
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x-1][y] == 0 && y<r)//south
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x][y-1] == 0 && x<r)//east
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x-2][y-1] == 0 && x>1)//west
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x][y-2] == 0 && x>r && y>1)//north-east
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x][y] == 0 && x<r && y<r)//south-east
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x-2][y] == 0 && x>1 && y<r)//south-west
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
		if (arraymine[x-2][y-2] == 0 && x>1 && y>1)//north-west
        {
               counter++;
			   arrayboard[x-1][y-1]=counter;
        }
}

void boarddraw()
{
	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			cout<<"["<<arrayboard[i][j]<<"]";
		}
		cout<<endl;
	}
}
void makemove()
{
	boarddraw();
	cout<<"enter x:";
	cin>>x;
	cout<<"enter y:";
	cin>>y;
	if(arraymine[x-1][y-1]==0)
	{
		cout<<"you have hit a mine";
	}
	else
		cout<<"mined your own business \n";

	adjminethingy();
	cout<<endl<<counter<<endl;
		makemove();

}
//This function randomises mines in the board
void randomise()
{
	srand(time(0));
	for (int i=0; i<r; i++)
		{
			for (int j=0; j<r; j++)
			{
				int index1=rand()%r;
				int index2=rand()%r;
				int temp=arraymine[i][j];
				arraymine[i][j]=arraymine[index1][index2];
				arraymine[index1][index2]=temp;
			}
		}
}
//This function sets up the board
void mine_board() // Creating mines
{
    for(int i=0;i<r;i++)
    {
        for(int j=0;j<t;j++)
        {
            if(mine>0)
            {
                arraymine[i][j]=0;
                mine--;
            }
            else
            arraymine[i][j]=1;
        }
    }

    // Randomises mines
    randomise();

	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			arrayboard[i][j]=2;
		}
	}

    for(int i=0;i<r;i++)
    {
        for(int j=0;j<t;j++)
        {
            cout << "[" << arraymine[i][j] << "]";
        }
        cout << endl;
    }

}
/*void mine_board()
{
	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			if(mine>0)
			{
				arraymine[i][j]=0;
				mine--;
			}
			else
				arraymine[i][j]=1;
		}
	}
	//this randomises the mines
	randomise();

	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			cout<<"["<<arrayboard[i][j]<<"]";
		}
		cout<<endl;
	}
	//this draws a physical board made up of ASCII Smiley Faces
	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			arrayboard[i][j]=2;
		}
	}
	for(int i=0;i<r;i++)
	{
		for(int j=0;j<t;j++)
		{
			cout<<arrayboard[i][j];
		}
		cout<<endl;
	}
}*/
//void menu draws the board and allows the user to input the game they wish to play
//based on this it then sets the values of r & t (board size) and mine (number of mines)
void menu()
{
	int selection;
	cout<<setw(60)<<"MINESWEEPER\n\n";
	cout << "1. Play Beginner Game\n" << "2. Play Intermediate Game\n" << "3. Play Advanced Game\n" << "4. Show Score Board\n" << "5. Quit Game\n\n\n";
cout << "Please enter your selection: ";
cin >> selection;
cout << endl;

switch (selection)
{
case 1:
	cout << "Play Beginner Game\n";
	cout << "\n";
	system("cls"); //hides above text and leaves only the board
	r=8;
	t=8;
	mine=10;
	break;

case 2:
	cout << "Play Intermediate Game\n";
	cout << "\n";
	system("cls"); //hides above text and leaves only the board
	r=16;
	t=16;
	mine=40;
	break;
case 3:
	cout << "Play Advanced Game\n";
	cout << "\n";
	system("cls"); //hides above text and leaves only the board
	r=24;
	t=24;
	mine=99;
	break;

case 4:
	cout << "Show Score Board\n";
	cout << "\n";
	break;

case 5:
	cout << "Goodbye.\n";
	break;
	//if not 1-5, this brings up an error and restarts the menu
default: ;
	system("cls");
	cout<< selection << " is not a valid menu item, please try again.\n";
	menu();

	cout << endl;
}

	return;
}
//based on the input in menu, this generates the board and mines
void array_board()
{
	arraymine = new int*[r-1];
	for(int k=0;k<r;k++)
		arraymine[k] = new int[t-1];

	arrayboard = new char*[r-1];
	for(int k=0;k<r;k++)
		arrayboard[k] = new char[t-1];
}
int main()
{
	menu();
	array_board();
	mine_board();
	makemove();

	system("pause");
}