#include <windows.h>
#include <iostream>
#include <algorithm>
#include <random>
#include <chrono>
#include <sstream>

#define ID_PRZYCISK1 501
#define ID_PRZYCISK2 502
#define ID_PRZYCISK3 503
#define ID_PRZYCISK4 504
#define ID_PRZYCISK5 505
#define ID_PRZYCISK6 506
#define ID_PRZYCISK7 507
#define ID_PRZYCISK8 508
#define ID_PRZYCISK9 509
#define ID_PRZYCISK10 510
#define ID_PRZYCISK11 511
#define ID_PRZYCISK12 512
#define ID_PRZYCISK13 513
#define ID_PRZYCISK14 514
#define ID_PRZYCISK15 515
#define ID_PRZYCISK16 516
#define ID_PRZYCISK17 517
#define ID_PRZYCISK18 518



int tab[4][4];


HWND g_hPrzycisk;

LPSTR NazwaKlasy = "Klasa Okienka";
MSG Komunikat;

LRESULT CALLBACK WndProc( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );


HWND hButton1, hButton2, hButton3, hButton4, hButton5, hButton6, hButton7, hButton8, hButton9, hButton10, hButton11, hButton12, hButton13, hButton14, hButton15, hButton16, hButton17, hButton18;


int losowanie()
  {
   int Tab[4][4]={{1,1,2,2},{3,3,4,4},{5,5,6,6},{7,7,8,8}};
   unsigned seed=std::chrono::system_clock::now().time_since_epoch().count();
   std::shuffle(&Tab[0][0],&Tab[0][0]+16,std::default_random_engine(seed));
   for(int y=0;y<4;++y,std::cout<<std::endl) for(int x=0;x<4;++x) std::cout<<' '<<Tab[y][x];
   return 0;
  }



int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow )
{


    losowanie();
/*
int tab[15];

tab[ 0 ] = 1;
tab[ 1 ] = 2;
tab[ 2 ] = 3;
tab[ 3 ] = 4;
tab[ 4 ] = 5;
tab[ 5 ] = 6;
tab[ 6 ] = 7;
tab[ 7 ] = 8;
tab[ 8 ] = 1;
tab[ 9 ] = 2;
tab[ 10 ] = 3;
tab[ 11 ] = 4;
tab[ 12 ] = 5;
tab[ 13 ] = 6;
tab[ 14 ] = 7;
tab[ 15 ] = 8;

*/
    // WYPE£NIANIE STRUKTURY
    WNDCLASSEX wc;

    wc.cbSize = sizeof( WNDCLASSEX );
    wc.style = 0;
    wc.lpfnWndProc = WndProc;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = hInstance;
    wc.hIcon = LoadIcon( NULL, IDI_APPLICATION );
    wc.hCursor = LoadCursor( NULL, IDC_ARROW );
    wc.hbrBackground =( HBRUSH )( COLOR_WINDOW + 1 );
    wc.lpszMenuName = NULL;
    wc.lpszClassName = NazwaKlasy;
    wc.hIconSm = LoadIcon( NULL, IDI_APPLICATION );

    // REJESTROWANIE KLASY OKNA
    if( !RegisterClassEx( & wc ) )
    {
        MessageBox( NULL, "Wysoka Komisja odmawia rejestracji tego okna!", "Niestety...",
        MB_ICONEXCLAMATION | MB_OK );
        return 1;
    }

    // TWORZENIE OKNA
    HWND hwnd;

    hwnd = CreateWindowEx( WS_EX_CLIENTEDGE, NazwaKlasy, "Gra w pamiec", WS_OVERLAPPEDWINDOW,
    CW_USEDEFAULT, CW_USEDEFAULT, 900, 620, NULL, NULL, hInstance, NULL );

    if( hwnd == NULL )
    {
        MessageBox( NULL, "", "", MB_ICONEXCLAMATION );
        return 1;
    }

    ShowWindow( hwnd, nCmdShow ); // Poka¿ okienko...

    UpdateWindow( hwnd );

int a = 7;


HWND hButton1 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "Nowa Gra", WS_CHILD | WS_VISIBLE |
WS_BORDER, 700, 40, 150, 30, hwnd,( HMENU ) ID_PRZYCISK1, hInstance, NULL ),
hButton3 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 100, 50, 100, 100, hwnd,( HMENU ) ID_PRZYCISK3, hInstance, NULL );
hButton4 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 100, 155, 100, 100, hwnd,( HMENU ) ID_PRZYCISK4, hInstance, NULL );
hButton5 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 100, 260, 100, 100, hwnd,( HMENU ) ID_PRZYCISK5, hInstance, NULL );
hButton6 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 100, 365, 100, 100, hwnd,( HMENU ) ID_PRZYCISK6, hInstance, NULL );
hButton7 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 205, 50, 100, 100, hwnd,( HMENU ) ID_PRZYCISK7, hInstance, NULL );
hButton8 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 205, 155, 100, 100, hwnd,( HMENU ) ID_PRZYCISK8, hInstance, NULL );
hButton9 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 205, 260, 100, 100, hwnd,( HMENU ) ID_PRZYCISK9, hInstance, NULL );
hButton10 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 205, 365, 100, 100, hwnd,( HMENU ) ID_PRZYCISK10, hInstance, NULL );
hButton11 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 310, 50, 100, 100, hwnd,( HMENU ) ID_PRZYCISK11, hInstance, NULL );
hButton12 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 310, 155, 100, 100, hwnd,( HMENU ) ID_PRZYCISK12, hInstance, NULL );
hButton13 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 310, 260, 100, 100, hwnd,( HMENU ) ID_PRZYCISK13, hInstance, NULL );
hButton14 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 310, 365, 100, 100, hwnd,( HMENU ) ID_PRZYCISK14, hInstance, NULL );
hButton15 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 415, 50, 100, 100, hwnd,( HMENU ) ID_PRZYCISK15, hInstance, NULL );
hButton16 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 415, 155, 100, 100, hwnd,( HMENU ) ID_PRZYCISK16, hInstance, NULL );
hButton17 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON", "", WS_CHILD | WS_VISIBLE |
WS_BORDER, 415, 260, 100, 100, hwnd,( HMENU ) ID_PRZYCISK17, hInstance, NULL );
hButton18 = CreateWindowEx( WS_EX_CLIENTEDGE, "BUTTON","", WS_CHILD | WS_VISIBLE |
WS_BORDER, 415, 365, 100, 100, hwnd,( HMENU ) ID_PRZYCISK18, hInstance, NULL );


HWND hStatic = CreateWindowEx( 0, "STATIC", NULL, WS_CHILD | WS_VISIBLE |
SS_CENTER, 700, 120, 150, 50, hwnd, NULL, hInstance, NULL );  //czas gry

SetWindowText( hStatic, "Czas gry" );

    // Pêtla komunikatów
    while( GetMessage( & Komunikat, NULL, 0, 0 ) )
    {
        TranslateMessage( & Komunikat );
        DispatchMessage( & Komunikat );
    }
    return Komunikat.wParam;
}






// OBS£UGA ZDARZEÑ
LRESULT CALLBACK WndProc( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
    switch( msg )
    {

        case WM_COMMAND:

{

switch(wParam)

        {
            case ID_PRZYCISK1:
                losowanie();

            default:
           if((ID_PRZYCISK3<=wParam)&&(wParam<=ID_PRZYCISK18))
           {
              char str[8];
              int yx=wParam-ID_PRZYCISK3,y=yx/4,x=yx-4*y;
              sprintf(str,"%d", tab[y][x]);
              SetDlgItemText(hButton2,wParam,str);
           }
        }


}
break;

    case WM_CLOSE:
        DestroyWindow( hwnd );
        break;

    case WM_DESTROY:
        PostQuitMessage( 0 );
        break;

        default:
        return DefWindowProc( hwnd, msg, wParam, lParam );
    }

    return 0;
}