#ifndef NETFS_DAEMON_IOHELPERS
#define NETFS_DAEMON_IOHELPERS

#include <entries.h>
#include <entryResolver.h>
#include <filesystem>
#include <sys/stat.h>
#include <types.h>

class ModeCheck {
public:
	ModeCheck(const NetFS::ReqEnv & re, const std::filesystem::path &, const EntryResolver<User> &,
			const EntryResolver<Group> &);

	void AssertReadParent(const std::filesystem::path &) const;
	void AssertRead(const std::filesystem::path &) const;
	void AssertWriteParent(const std::filesystem::path &) const;
	void AssertWrite(const std::filesystem::path &) const;
	void AssertWritePerms(const std::filesystem::path &) const;

	const uid_t myu;
	const gid_t myg;
	const std::filesystem::path & root;

	[[nodiscard]] bool ReadableBy(const struct stat &, uid_t u, gid_t g) const;
	[[nodiscard]] bool WritableBy(const struct stat &, uid_t u, gid_t g) const;
	[[nodiscard]] bool ExecutableBy(const struct stat &, uid_t u, gid_t g) const;

private:
	static struct stat lstat(const std::filesystem::path &);

	const EntryResolver<User> & userLookup;
	const EntryResolver<Group> & groupLookup;
};

#endif