#include "ScalarConverter.hpp"

bool ischar(const std::string& input)
{
    return (input.length() == 1);
}

bool isInt(const std::string& input)
{
    if (input.empty())
        return false;
    size_t i = 0;
    if (input[0] == '+' || input[0] == '-')
        i = 1;
    if (i >= input.length())
        return false;
    while (i < input.length())
    {
        if (!std::isdigit(input[i]))
            return false;
        i++;
    }
    return true;
}

bool isFloat(const std::string& input)
{
    if (input.empty())
        return false;
    size_t i = 0;
    bool hasPoint = false;
    bool hasDigit = false;
    if (input[0] == '+' || input[0] == '-')
        i = 1;
    while (i < input.length())
    {
        if (std::isdigit(input[i]))
            hasDigit = true;
        else if (input[i] == '.' && !hasPoint)
            hasPoint = true;
        else if (input[i] == 'f' && i == input.length() - 1 && hasDigit)
            return true;
        else
            return false;
		i++;
    }
    return (hasDigit && hasPoint);
}

bool isDouble(const std::string& input)
{
    if (input.empty())
        return false;
    size_t i = 0;
    bool hasPoint = false;
    bool hasDigit = false;
    if (input[0] == '+' || input[0] == '-')
        i = 1;
    while (i < input.length())
    {
        if (std::isdigit(input[i]))
            hasDigit = true;
        else if (input[i] == '.' && !hasPoint)
            hasPoint = true;
        else
            return false;
        i++;
    }
    return (hasDigit && hasPoint);
}

void	ScalarConverter::toChar(const std::string &input)
{
	char	c = input[0];
	int		i = static_cast<int>(c);
	float	f = static_cast<float>(c);
	double	d = static_cast<double>(c);

	if (input.size() == 3)
		if (input[0] == '\'' && input[2] == '\'');
			c = input[1];

	if (isprint(c))
		std::cout << "char:   \t'" << c << "'" << std::endl;
	else
		std::cout << "char:   \t" << "non displayable" << std::endl;
	std::cout << "int:    \t" << i << std::endl;
	std::cout << "float:  \t" << std::fixed << std::setprecision(1) << f << "f" << std::endl;
	std::cout << "double: \t" << d << std::endl;
}