#include "ConfigParser.hpp"

// technically doesn't belong to ConfigParser or any other class
// adding static in front doesn't work...
/*
bool	compareLocationConfigs(const LocationConfig &a, const LocationConfig &b)
{
	int	len_a;
	int	len_b;
	size_t	tmp = 0;

	// consider adding 1 to path that ends in a file not folder.


	while ((tmp = a.path.find_first_of("/", tmp)) != std::string::npos)
		++len_a;
	tmp = 0;
	while ((tmp = b.path.find_first_of("/", tmp)) != std::string::npos)
		++len_b;
	return (len_a < len_b);	// right comparison ? not <= ?
}
*/

/*
class spec_int
{
public:
	spec_int() {}
	spec_int(int i): i(i){}
	~spec_int() {}
//	spec_int(int start, int num)
//	{
		
//	}

	int	i;
	bool	operator<(const spec_int &a, const spec_int &b)
	{
		return (a.i < b.i);
	}
}
*/

void	ConfigParser::_post_processing(std::vector<ServerConfig> *servers)
{

	// make certain servers default
	// fill out empty settings
	// if special settings are empty throw

	std::vector<ServerConfig>::iterator	it = servers->begin();

	while (it != servers->end())
	{
		// host and port are Mandatory
		if (it->host == "")
			throw std::invalid_argument("Config file needs a host and port");

		// root is mandatory
		if (it->root == "")
			throw std::invalid_argument("Config file needs a root");

		if (it->client_body_limit == 0)
			it->client_body_limit = 5000;	// what is the recomended size?

		// autoindex is False by Default

		// if Allow methodes not specified we set to ALL
		if (it->allow_methods == UNKNOWN)	// in this case that means nothing...
			it->allow_methods = ALL_METHODS;
		
		if (it->index.empty())
			throw std::invalid_argument("Config file needs an Index");



		// if error_pages is left empty, we'll use the defaults which
			// i believe are set elsewhere...


// actually do this at the end, once we know if there aren't any locations
	// with path /
/*		if (!_find_root_path_location(it->locations))
		{
			LocationConfig	tmp;

			tmp.path = "/";
			tmp.client_body_limit = 5000; 	// figur out correct amount
			tmp.root = it->root;
			tmp.index = it->index;
			tmp.allow_methods = it->allow_methods;
			tmp.redirect_status = 0;
			it->locations.push_back(tmp);
		}
*/
		std::vector<LocationConfig>::iterator	it_l = it->locations.begin();

// first check locations we have
		while (it_l != it->locations.end())
		{
			// opendir() doesn't work for some reason...
			// this doens't work yet cuz the path needs to be relative and stat doesn't like / before...
/*			const char* folder = it_l->path.c_str();
			struct stat sb;

			if (stat(folder, &sb) == 0 && S_ISDIR(sb.st_mode))
			{
//				std::cout << "is a Dir\n";
//				it_l->path = it_lpath;
				// yea nothing happens, i guess i can change how the if conditions work...
			}
			else
				throw std::invalid_argument("location dir could not be opened");
*/



			if (it_l->client_body_limit == 0)
				it_l->client_body_limit = 5000;	// what is the recomended size?
			if (it_l->root == "")
				it_l->root = it->root;

			// if Allow methodes not specified we set to Server methods
			if (it_l->allow_methods == UNKNOWN)	// in this case that means nothing...
				it_l->allow_methods = it->allow_methods;

			// fill out index from Server?
			// or do a bunch of checks on what is in there...
			if (it_l->index.empty())
				it_l->index = it->index;	// right?

			// same for redirect status i think

			// maybe do something for Cgi_info?

			++it_l;
		}


// ok we can sort in order and reverse...

		std::cout << "made it to sorting...\n";
//		std::sort(it->locations.begin(), it->locations.end(), compareLocationConfigs);
		std::sort(it->locations.begin(), it->locations.end());

		std::reverse(it->locations.begin(), it->locations.end());



		++it;
	}

	// do the defaults at the end?


}

bool	ConfigParser::_find_root_path_location(std::vector<LocationConfig> locations)
{
	std::vector<LocationConfig>::iterator it = locations.begin();

	while (it != locations.end())
	{
		if (it->path.compare("/") == 0)
		{
			std::cout << "in compare: " << it->path << "  --  ";
			return true;
		}
		++it;
	}
	return false;
}