#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <stdbool.h>
#include "clog.h"
#include "print_integer_simple.h"

// INTERNAL HELPER FUNCTIONS
// - name should start with '_'.
// - declare with static qualifier (like below).

// RULE:  static function is only accessible within the file where it was defined.

// NOTE:  static gets used in different ways in C.  We're just talking about one of them.

static char _get_digit_char(int digit_value) {
    assert(digit_value >= 0 && digit_value <= 35); // sanity check
    if(digit_value <= 9) {
        return '0' + digit_value;
    }
    else {
        return 'a' + (digit_value - 10);
    }
}


void print_integer_simple(int n, int radix) {
    int digit_value = n % radix;
    char digit_char = _get_digit_char(digit_value);
    fputc(digit_char, stdout);
    // TODO:  make this work for negative numbers and multi-digit.
}


/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */