#pragma once
#include "Company.h"

#include<vector>

class ParseCompanies
{
public :
	friend Company* parseUniqueCompanies(std::string, int a, std::string(*p)(const Company& c));
	friend bool isCopy(Company const& compare, std::vector<Company> const& companies, std::string(*p)(const Company& c));
};

bool isCopy(Company const& compare, std::vector<Company> const& companies, std::string(*p)(const Company& c))
{
	for (auto k = companies.begin(); k != companies.end(); ++k)
	{
		if (p(compare) == p(*k))
			return false;
	}

	return true;
}

Company* parseUniqueCompanies(std::string const& input, int& a, std::string(*p)(const Company& c))
{
	int id;
	std::string name;

	std::istringstream output(input);

	std::vector<Company> x;

	while (output >> id)
	{
		output >> name;
		Company object = Company(id, name);
		if (isCopy(object, x, p))
		{
			x.push_back(object);
			a++;
		}
	}
	// ===========================PROBABLY THE PROBLEM PART===========================
	Company* arr = new Company[x.size()];
	int z = 0;
	for (auto k : x)
	{
		*(arr + z) = Company(x[z]);
		z++;
	}

	return arr;
}