#ifndef SEEN_PERCENT_H
#define SEEN_PERCENT_H

#include 

#include 

namespace Seen
{

/**
 * @brief Header only implementation of an Percent class
 */
class Percent : boost::operators
{
public:
	Percent(int value) : m_value(value)
	{
		truncate();
	}

	Percent & operator= (Percent const & other)
	{
		if (this == &other)
		{
			return *this;
		}

		m_value = other.m_value;

		return *this;
	}

	Percent & operator= (int value)
	{
		m_value = value;
		truncate();

		return *this;
	}

	bool operator<(Percent const & other) const
	{
		return m_value < other.m_value;
	}

	bool operator==(Percent const & other) const
	{
		return m_value == other.m_value;
	}

	Percent & operator+= (Percent const & other)
	{
		m_value += other.m_value;
		truncate();

		return *this;
	}

	Percent & operator-= (Percent const & other)
	{
		m_value -= other.m_value;
		truncate();

		return *this;
	}

	Percent & operator*= (Percent const & other)
	{
		m_value *= other.m_value;
		m_value /= 100;

		return *this;
	}

	Percent & operator/= (Percent const & other)
	{
		m_value /= other.m_value;

		return *this;
	}

	Percent & operator%= (Percent const & other)
	{
		m_value %= other.m_value;

		return *this;
	}

	Percent & operator|= (Percent const & other)
	{
		m_value |= other.m_value;

		return *this;
	}

	Percent & operator&= (Percent const & other)
	{
		m_value &= other.m_value;

		return *this;
	}

	Percent & operator^= (Percent const & other)
	{
		m_value ^= other.m_value;

		return *this;
	}

	Percent & operator++()
	{
		m_value ++;
		truncate();
		return *this;
	}

	Percent & operator--()
	{
		m_value --;
		truncate();
		return *this;
	}

	/**
	 * @brief Truncates the value between 0 and 100
	 */
	void truncate()
	{
		if (m_value < 0) m_value = 0;
		else if (m_value > 100) m_value = 100;
	}

	explicit operator int() const
	{
		return m_value;
	}

private:
	int m_value;
};

std::ostream & operator<<(std::ostream & os, Percent const & percent);
std::istream & operator>>(std::istream & is, Percent & percent);

}

#endif