#include "ft_printf.h"

char *ft_strnew(int n, char c)
{
    char *str = NULL;

    if (n < 0)
        return (NULL);
    str = malloc(n + 1);
    if (!str)
        return (NULL);
    str[n] = '\0';
    while (--n >= 0)
        str[n] = c;
    return (str);
}

char *ft_zero_fill(char *nbr, char c, t_opts *opts)
{
    int len;
    char *fill = NULL;

    if (opts->zero)
            len = opts->width - ft_strlen(nbr);
    else if (opts->dot)
            len = opts->precision - ft_strlen(nbr);
    else
        return (NULL);

    if (len < 0 || (opts->zero && len == 0))
        return (NULL);

    if ((nbr[0] == '-' || nbr[0] == '+' || nbr[0] == ' ') && opts->dot)
        fill = ft_strnew(len + 1, c);
    else
        fill = ft_strnew(len , c);

    if (nbr[0] == '-' || nbr[0] == '+' || nbr[0] == ' ')
    {
        fill[0] = nbr[0];
        nbr[0] = '0';
    } 

    return (fill);
}

char *ft_append(char *s1, char *s2) {
    char *ret = NULL;
    if (!s1)
        return (s2);
    if (!s2)
        return (s1);
    ret = ft_strjoin(s1, s2);
    free(s1);
    free(s2);
    return (ret);
}