ocarina/include/core/database.h

/*
 * Copyright 2013 (c) Anna Schumaker.
 */
#ifndef OCARINA_CORE_DATABASE_H
#define OCARINA_CORE_DATABASE_H

#include <core/file.h>

#include <map>
#include <vector>


class DatabaseEntry {
public:
	unsigned int id;

	DatabaseEntry();
	virtual ~DatabaseEntry() = 0;
	virtual const std::string primary_key() const = 0;
	virtual void write(File &) = 0;
	virtual void read(File &) = 0;
};



template <class T>
class Database {
private:
	std::vector<T *> _db;
	std::map<const std::string, unsigned int> _keys;
	unsigned int _size;
	bool _autosave;
	File _file;

public:
	typedef typename std::vector<T *>::iterator iterator;
	typedef typename std::vector<T *>::const_iterator const_iterator;

	Database(std::string, bool);
	~Database();
	void save();
	void autosave();
	void load();

	T *insert(const T &);
	void remove(unsigned int);
	unsigned int size();
	unsigned int actual_size();

	iterator begin();
	iterator end();
	iterator next(iterator &);

	T *at(unsigned int);
	T *find(const std::string &);
};

#include "database.hpp"

#endif /* OCARINA_CORE_DATABASE_H */