Snake

#include <queue>
#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <windows.h>
#include <algorithm>
#define MAX 15

using namespace std;

short int map[MAX+2][MAX+2],dir,scor,delay,scormax,punctajp;
struct coord {short int x; short int y;};
queue <coord> snake;
coord food,depl[4],cap,tail;
char rasp;
vector <pair <int,string> >punctaje;
string numej;

void gotoxy(int x, int y)
{
    static HANDLE h = NULL;
    if(!h)
    h = GetStdHandle(STD_OUTPUT_HANDLE);
    COORD c = { x, y };
    SetConsoleCursorPosition(h,c);
}

void bordare()
{
    for (int i=0;i<MAX+2;i++)
    {
        map[0][i]=-1;
        map[i][0]=-1;
        map[MAX+1][i]=-1;
        map[i][MAX+1]=-1;
    }
}

void citire_punctaje()
{
    ifstream f("punctaje.txt");
    int poz,punctaj;
    string nume;
    cout<<"Introduceti un nume:";
    cin>>numej;
    cin.get();
    while (f>>poz)
    {
        f>>nume>>punctaj;
        if (nume!=numej)
            punctaje.push_back(make_pair(punctaj,nume));
        else
            punctajp=punctaj;
    }
    scormax=0;
    f.close();
}

void scriere_punctaje()
{
    int poz=1;
    ofstream g("punctaje.txt");
    punctaje.push_back(make_pair(max(scormax,punctajp),numej));
    sort (punctaje.begin(),punctaje.end());
    for (int i=punctaje.size()-1;i>=0.;i--)
        g<<poz++<<' '<<punctaje[i].second<<' '<<punctaje[i].first<<'\n';
}

void afisare_cadru()
{
    int i,j;
    system ("cls");
    gotoxy(0,0);
    cout<<(char)201;
    for (i=0;i<MAX;i++)
        cout<<(char)205;
    cout<<(char)187<<'\n';
    for (i=0;i<MAX;i++)
    {
        cout<<(char)186;
        for (j=0;j<MAX;j++)
            cout<<' ';
        cout<<(char)186<<'\n';
    }
    cout<<(char)200;
    for (i=0;i<MAX;i++)
        cout<<(char)205;
    cout<<(char)188;
}

void genfood()
{
    food.x=rand()%MAX+1;
    food.y=rand()%MAX+1;
    while (map[food.x][food.y]==-1)
    {
        food.x=rand()%MAX+1;
        food.y=rand()%MAX+1;
    }
    map[food.x][food.y]=1;
    gotoxy(food.x,food.y);
    cout<<(char)254;
}

void dificultate()
{
    cout<<"Alegeti dificultatea(U/M/G):";
    cin>>rasp;
    cin.get();
    if (rasp=='U' || rasp=='u')
            delay=25;
        else
            if (rasp=='m' || rasp=='M')
                delay=20;
            else
                if (rasp=='G' || rasp=='g')
                    delay=15;
                else
                    cout<<"Introduceti o valoare valida"<<'\n';
    while (rasp!='U' && rasp!='u' && rasp!='M' && rasp!='m' && rasp!='g' && rasp!='G')
    {
        cin>>rasp;
        cin.get();
        if (rasp=='U' || rasp=='u')
            delay=25;
        else
            if (rasp=='m' || rasp=='M')
                delay=20;
            else
                if (rasp=='G' || rasp=='g')
                    delay=15;
                else
                    cout<<"Introduceti o valoare valida"<<'\n';

    }
}

void initializare()
{
    system ("cls");
    for (int i=0;i<MAX+2;i++)
        for (int j=0;j<MAX+2;j++)
        map[i][j]=0;
    dificultate();
    while (snake.empty()==false)
        snake.pop();
    bordare();
    srand(time(NULL));
    depl[0].x=0;
    depl[0].y=1;
    depl[1].x=1;
    depl[1].y=0;
    depl[2].x=0;
    depl[2].y=-1;
    depl[3].x=-1;
    depl[3].y=0;
    cap.x=2;
    cap.y=2;
    snake.push(cap);
    map[cap.x][cap.y]=-1;
    afisare_cadru();
    gotoxy(cap.x,cap.y);
    cout<<(char)219;
    dir=1;
    genfood();
    gotoxy(MAX+3,0);
    scor=0;
    cout<<"Scor:"<<scor;
}

void miscare()
{
    cap.x+=depl[dir].x;
    cap.y+=depl[dir].y;
}

int main()
{
    bool ok,joc=true;
    citire_punctaje();
    while (joc)
    {
        initializare();
        while (true)
        {
            miscare();
            if (map[cap.x][cap.y]==-1)
                break;
            else
                if (map[cap.x][cap.y]==1)
                {
                    snake.push(cap);
                    map[cap.x][cap.y]=-1;
                    gotoxy(cap.x,cap.y);
                    cout<<(char)219;
                    scor++;
                    gotoxy(MAX+8,0);
                    cout<<scor;
                    genfood();
                }
                else
                {
                    tail=snake.front();
                    map[tail.x][tail.y]=0;
                    gotoxy(tail.x,tail.y);
                    cout<<' ';
                    snake.pop();
                    snake.push(cap);
                    map[cap.x][cap.y]=-1;
                    gotoxy(cap.x,cap.y);
                    cout<<(char)219;
                }
                gotoxy(MAX+3,1);
                ok=true;
                for (int i=0;i<10;i++)
                {
                    if (GetAsyncKeyState(VK_DOWN) && (dir!=2 || snake.size()==1) && ok)
                        dir=0,ok=false;
                    if (GetAsyncKeyState(VK_RIGHT) && (dir!=3 || snake.size()==1) && ok)
                        dir=1,ok=false;
                    if (GetAsyncKeyState(VK_UP) && (dir!=0 || snake.size()==1) && ok)
                        dir=2,ok=false;
                    if (GetAsyncKeyState(VK_LEFT) && (dir!=1 || snake.size()==1) && ok)
                        dir=3,ok=false;
                    Sleep(delay);
                }
        }
        system("cls");
        cout<<"Scor:"<<scor<<'\n';
        cout<<"Jucati din nou?(D/N)"<<'\n';
        cin>>rasp;
        cin.get();
        if (rasp=='N' || rasp=='n')
            joc=false;
        else
            if (rasp!='D' && rasp!='d')
                cout<<"Introduceti o valoare valida"<<'\n';
        while (rasp!='D' && rasp!='d' && rasp!='N' && rasp!='n')
        {
            cin>>rasp;
            cin.get();
            if (rasp=='N' || rasp=='n')
                joc=false;
            else
                if (rasp!='D' && rasp!='d')
                    cout<<"Introduceti o valoare valida"<<'\n';
        }
        if (scor>scormax)
            scormax=scor;
    }
    scriere_punctaje();
    return 0;
}