#ifndef __ACCOUNTSTATE__
#define __ACCOUNTSTATE__

// An account's state in one or more accepted ledgers

#include <vector>

#include "boost/shared_ptr.hpp"

#include "types.h"
#include "uint256.h"

class AccountState
{
public:
    typedef boost::shared_ptr<AccountState> pointer;

private:
    uint160 mAccountID;
    uint64 mBalance;
    uint32 mAccountSeq;
    bool mValid;

public:
	AccountState(const uint160& mAccountID);			// new account
	AccountState(const std::vector<unsigned char>&);	// raw form

	const uint160& getAccountID() const { return mAccountID; }
	uint64 getBalance() const { return mBalance; }
	uint32 getSeq() const { return mAccountSeq; }

	bool charge(uint64 a) { mBalance+=a; }
	bool credit(uint64 a) { assert(mBalance>=a); mBalance-=a; }
	void incSeq(void) { mAccountSeq++; }
	void decSeq(void) { assert(mAccountSeq!=0); mAccountSeq--; }
	
	std::vector<unsigned char> getRaw() const;
};

#endif