/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_printf.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: erey-bet <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/12 16:27:59 by erey-bet          #+#    #+#             */
/*   Updated: 2022/11/25 15:34:18 by erey-bet         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf.h"

static u32	ft_is_format(const char c)
{
	return (c == 'c' || c == 's' || c == 'p' || c == 'i' || c == 'd'
		|| c == 'u' || c == 'x' || c == 'X' || c == '%' || c == 'b');
}

static u32	ft_post_character(u32 fd, char format, va_list *args)
{
    if (format == 'c')
        return ft_putchar_fd(va_arg(*args, int), fd);
    else if (format == 's')
        return ft_putstr_fd(va_arg(*args, char *), fd);
    else if (format == 'd' || format == 'i' || format == 'u')
        return ft_putnbr_fd(va_arg(*args, i64), fd);
    else if (format == 'x')
        return ft_putnbrhex_fd(va_arg(*args, u32), fd);
    else if (format == 'X')
        return ft_putnbrhex_upper_fd(va_arg(*args, u32), fd);
    else if (format == '%')
        return ft_putchar_fd('%', fd);
    else if (format == 'p')
        return ft_putvd_fd(va_arg(*args, void *), fd);
    else if (format == 'b')
        return ft_putstr_fd(va_arg(*args, i32) ? "true" : "false", fd); 
    return 0;
}

u32	ft_printf_fd(u32 fd, const char *str, ...)
{
	va_list	args;
	u32 count = 0;

	if (str == NULL)
		return (-1);
	va_start(args, str);
    for (u32 i = 0; str[i]; i++) {
		if (str[i] == '%' && ft_is_format(str[i + 1]))
			count += ft_post_character(fd, str[(i++) + 1], &args);
		else {
			ft_putchar_fd(str[i], fd);
			count++;
		}
	}
	va_end(args);
	return (count);
}

u32 ft_printf(const char *str, ...)
{
	va_list	args;
    return ft_printf_fd(0, str, args);
}