#include <BitcoinExchange.hpp>

BitcoinExchange::BitcoinExchange() : data() {}

BitcoinExchange::BitcoinExchange(const std::map<std::string, double>& data) : data(data) {}

BitcoinExchange::BitcoinExchange(const BitcoinExchange& other) : data(other.data) {}

BitcoinExchange& BitcoinExchange::operator=(const BitcoinExchange& other) {
	if (this == &other)
		return *this;

	data = other.data;

	return *this;
}

double BitcoinExchange::getValue(const std::string& date) const {
	std::map<std::string, double>::const_iterator it = data.lower_bound(date);

	if (it == data.end())
		return data.rbegin()->second;

	if (it->first == date)
		return it->second;

	if (it == data.begin())
		return it->second;

	--it;
	return it->second;
}

BitcoinExchange::~BitcoinExchange() {}