#include "Entry.h"

#include <sstream>
#include <algorithm>
#include <filesystem>

bool
is_exe( const std::filesystem::directory_entry entry )
{
	using std::filesystem::perms;
	auto p= status( entry.path() ).permissions();

	return ( perms::none != ( p & ( perms::owner_exec | perms::group_exec | perms::others_exec ) ) );
}

std::string
drwx( const std::filesystem::directory_entry entry )
{
	auto p= status( entry.path() ).permissions();

	std::ostringstream oss;
	using std::filesystem::perms;
	auto show = [&](const char op, const perms perm)
	{
		oss << (perms::none == (perm bitand p) ? '-' : op);
	};
	oss << ( entry.is_directory() ? 'd' : '-' );
	show('r', perms::owner_read);
	show('w', perms::owner_write);
	show('x', perms::owner_exec);
	show('r', perms::group_read);
	show('w', perms::group_write);
	show('x', perms::group_exec);
	show('r', perms::others_read);
	show('w', perms::others_write);
	show('x', perms::others_exec);

	return std::move( oss ).str();
}