#ifndef __3e6cb4ec_fc47_468f_a2c8_a77941176bc9_CurrencyRatesProviderBase_h__
#define __3e6cb4ec_fc47_468f_a2c8_a77941176bc9_CurrencyRatesProviderBase_h__

class CCurrencyRatesProviderBase : public ICurrencyRatesProvider
{
public:
	class CCurrencyRate
	{
	public:
		CCurrencyRate(const tstring& rsID = L"", const tstring& rsSymbol = L"", const tstring& rsName = L"")
			: m_sSymbol(rsSymbol), m_sName(rsName), m_sID(rsID){}

		const tstring& GetSymbol()const{ return m_sSymbol; }
		const tstring& GetName()const{ return m_sName; }
		const tstring& GetID()const{ return m_sID; }

	private:
		tstring m_sSymbol;
		tstring m_sName;
		tstring m_sID;
	};

	class CCurrencyRateSection
	{
	public:
		typedef std::vector<CCurrencyRateSection> TSections;
		typedef std::vector<CCurrencyRate> TCurrencyRates;

	public:
		CCurrencyRateSection(const tstring& rsName = L"", const TSections& raSections = TSections(), const TCurrencyRates& raCurrencyRates = TCurrencyRates())
			: m_sName(rsName), m_aSections(raSections), m_aCurrencyRates(raCurrencyRates){}

		const tstring& GetName()const
		{
			return m_sName;
		}

		size_t GetSectionCount()const
		{
			return m_aSections.size();
		}
		CCurrencyRateSection GetSection(size_t nIndex)const
		{
			return ((nIndex < m_aSections.size()) ? m_aSections[nIndex] : CCurrencyRateSection());
		}

		size_t GetCurrencyRateCount()const
		{
			return m_aCurrencyRates.size();
		}
		CCurrencyRate GetCurrencyRate(size_t nIndex)const
		{
			return ((nIndex < m_aCurrencyRates.size()) ? m_aCurrencyRates[nIndex] : CCurrencyRate());
		}

	private:
		tstring m_sName;
		TSections m_aSections;
		TCurrencyRates m_aCurrencyRates;
	};

protected:
	typedef std::vector<MCONTACT> TContracts;

public:
	struct CXMLFileInfo;

public:
	CCurrencyRatesProviderBase();
	~CCurrencyRatesProviderBase();


	const CCurrencyRateSection& GetCurrencyRates()const;
	// 	void SetSettingsEvent();

	virtual bool Init();
	virtual const CProviderInfo& GetInfo()const;
	virtual void AddContact(MCONTACT hContact);
	virtual void DeleteContact(MCONTACT hContact);
	virtual void Run();
	virtual void Accept(CCurrencyRatesProviderVisitor& visitor)const;
	virtual void RefreshAllContacts();
	virtual void RefreshSettings();
	virtual void RefreshContact(MCONTACT hContact);
	// 	virtual void SetContactExtraIcon(MCONTACT hContact)const;

protected:
	const tstring& GetURL()const;
	MCONTACT CreateNewContact(const tstring& rsName);
	static bool IsOnline();
	static void SetContactStatus(MCONTACT hContact, int nNewStatus);
	void WriteContactRate(MCONTACT hContact, double dRate, const tstring& rsSymbol = L"");

private:
	virtual void RefreshCurrencyRates(TContracts& anContacts) = 0;

private:
	virtual void OnEndRun();

private:
	CXMLFileInfo* GetXMLFileInfo()const;

protected:
	TContracts m_aContacts;
	mutable mir_cs m_cs;

private:
	typedef boost::scoped_ptr<CXMLFileInfo> TXMLFileInfoPtr;
	mutable TXMLFileInfoPtr m_pXMLInfo;
	HANDLE m_hEventSettingsChanged;
	HANDLE m_hEventRefreshContact;
	tstring m_sContactListFormat;
	tstring m_sStatusMsgFormat;
	tstring m_sTendencyFormat;
	TContracts m_aRefreshingContacts;
	bool m_bRefreshInProgress;
};

#endif //__3e6cb4ec_fc47_468f_a2c8_a77941176bc9_CurrencyRatesProviderBase_h__