#include "term.h"
#include "../includes/tart.h"


// if windows is defined.

#if defined(_WIN64) || defined(_WIN32)
#include <Windows.h>
struct tart_vec2 term_current_size() {
    struct tart_vec2 ret;
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi);
    unsigned int rows = (csbi.srWindow.Right - csbi.srWindow.Left + 1);
    unsigned int cols = (csbi.srWindow.Bottom - csbi.srWindow.Top + 1);
    
    unsigned short max_short = 0XFFFF;
    if(rows < max_short && cols < max_short) {

        ret = (struct tart_vec2){(unsigned short) rows ,(unsigned short) cols};
    }

    return ret;
}
#else 
#include <sys/ioctl.h>
struct tart_vec2 term_current_size() {
    struct tart_vec2 ret;

    unsigned int rows = w.ws_row;
    unsigned int cols = w.ws_col;

    struct winsize w;
    
    ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
    
    unsigned short max_short = 0XFFFF;
    if(rows < max_short && cols < max_short) {

        ret = (struct tart_vec2){(unsigned short) rows ,(unsigned short) cols};
    }

    return ret;
}
#endif