enum {
    PAIR_NORMAL = 0,
};

char *g_line_buff;

void tui_line_buff_free(void) {
    if (g_line_buff) {
        free(g_line_buff);
    }

    g_line_buff = NULL;
}

void tui_line_buff_resize(void) {
    tui_line_buff_free();

    g_line_buff = calloc(COLS + 1, sizeof(char));
}

void tui_line(bool clear, int line, int color, int attr, const char *format, ...) {
    assert(line >= 0);
    assert(format);

    if (line >= LINES) {
        return;
    }

    if (clear) {
        move(line, 0);
        clrtoeol();
    }

    va_list args;

    attron(COLOR_PAIR(color) | attr);
    va_start(args, format);

    vsnprintf(g_line_buff, COLS, format, args);
    mvprintw(line, 1, "%s", g_line_buff);

    va_end(args);
    attroff(COLOR_PAIR(color) | attr);
}

void tui_clear_line(int l) {
    tui_line(true, l, PAIR_NORMAL, A_NORMAL, "");
}

void tui_field(int line, int col, int color, int attr, const char *format, ...) {
    assert(line >= 0);
    assert(col >= 0);
    assert(format);

    if (line >= LINES || col >= COLS) {
        return;
    }

    va_list args;

    attron(COLOR_PAIR(color) | attr);
    va_start(args, format);

    vsnprintf(g_line_buff, COLS - col, format, args);
    mvprintw(line, col, "%s", g_line_buff);

    va_end(args);
    attroff(COLOR_PAIR(color) | attr);
}

void tui_str_field(int l, const char *label, const char *value) {
    assert(label);
    assert(value);
    tui_line(false, l, PAIR_NORMAL, A_NORMAL, "%s : %18s", label, value);
}

void tui_ulx_field(int l, const char *label, uint64_t value) {
    assert(label);
    tui_line(false, l, PAIR_NORMAL, A_NORMAL, "%-4s : %#18lx", label, value);
}

void tui_float_field(int l, const char *label, float value) {
    assert(label);
    tui_line(false, l, PAIR_NORMAL, A_NORMAL, "%-4s : %18.1f", label, value);
}