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

void generate(short int* map)
{
    for (short int i = 0; i != 100; i++)
    {
        int randomiser = rand()%4;
        if (randomiser == 0) map[i] = 1;
        if (randomiser != 0) map[i] = 0;
    }
    map[94] = 2;
    map[84] = 0;
}

void output(short int* map, int score)
{
    system("cls");
    short int string = 0;
    for (short int i = 0; i != 100; i++)
    {
        if (i / 10 > string)
        {
            string++;
            printf("\n");
        }
        if (map[i] == 0) printf(" ");
        if (map[i] == 1) printf("Z");
        if (map[i] == 2) printf("X");
        if (i == 49)
        {
            printf(" Score: %d", score);
        }
    }
    //printf("\n\n\n\n");
}

int lose(short int* map)
{
    for (short int i = 99; i != 89; i--)
    {
        if (map[i] == 2 && map[i-10] == 1)
        {
            return 1;
        }
    }
    return 0;
}

int keyPressed(int key)
{
    return (GetAsyncKeyState(key) && 0x8000 != 0);
}

int move(short int* map, int score)
{
    int alreadyMoved = 0;
    if (keyPressed(VK_LEFT))
    {
        for (short int i = 99; i != 89; i--)
        {
            if (map[i] == 2 && map[i-1] != 1 && i % 10 != 0 && alreadyMoved == 0)
            {
                map[i]=0;
                map[i-1]=2;
                alreadyMoved = 1;
            }
        }
        output(map, score);
        return 0;
    }
    if (keyPressed(VK_RIGHT))
    {
        for (short int i = 99; i != 89; i--)
        {
            if (map[i] == 2 && map[i+1] != 1 && i % 10 != 9 && alreadyMoved == 0)
            {
                map[i]=0;
                map[i+1]=2;
                alreadyMoved = 1;
            }
        }
        score = score + score / 100 + 10;
        output(map, score);
        return 0;
    }
    if (keyPressed(VK_UP))
    {
        return 1;
    }
}

void tick(short int* map)
{
    int position;
    for (short int i = 99; i != 89; i--)
    {
        if (map[i] == 2)
        {
            position = i;
        }
    }
    for (short int i = 99; i != 9; i--)
    {
        map[i] = map[i-10];
    }
    for(short int i = 0; i != 10; i++)
    {
        int randomiser = rand()%4;
        if (randomiser == 0) map[i] = 1;
        else map[i] = 0;
    }
    map[position] = 2;
}

int main() {
    short int lost = 0;
    short int map[100];
    int score = 0;
    generate(map);
    output(map, score);
    srand(time(NULL));
    do
    {
        int clockStart, clockEnd, doTick;
        clockStart=clock();
        clockEnd = clockStart + 500;
        do
        {
            clockStart=clock();
            move(map, score);
        } while(clockStart < clockEnd);
        score = score + score / 100 + 10;
        lost=lose(map);
        tick(map);
        output(map, score);
    } while (lost == 0);
    system("cls");
    printf("YOU LOST");
}