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 | #pragma once
#define OWN_CACHED_CONTACT
#include <m_db_int.h>
struct DBCachedContact : public DBCachedContactBase
{
	uint32_t m_count;
	MEVENT   m_unread;
	uint32_t m_unreadTimestamp;
	DBCachedContact()
		: m_count(-1), m_unread(0) { }
	bool HasCount() const;
	void AddEvent(MEVENT hDbEvent, uint32_t timestamp, bool unread);
	void EditEvent(MEVENT hDbEvent, uint32_t timestamp, bool unread);
	void DeleteEvent(MEVENT hDbEvent);
	void MarkRead(MEVENT hDbEvent);
};
struct CDbxSQLite : public MDatabaseCommon, public MZeroedObject
{
private:
	sqlite3 *m_db;
	sqlite3_stmt *evt_cur_fwd = nullptr, *evt_cur_backwd = nullptr;
	MCONTACT evt_cnt_fwd = 0, evt_cnt_backwd = 0;
	DBCachedContact m_system;
	bool m_safetyMode;
	CDbxSQLite(sqlite3 *database);
	void InitContacts();
	void UninitContacts();
	LIST<char> m_modules;
	void InitEvents();
	void UninitEvents();
	void InitSettings();
	void UninitSettings();
public:
	~CDbxSQLite();
	static int Create(const wchar_t *profile);
	static int Check(const wchar_t *profile);
	static MDatabaseCommon* Load(const wchar_t *profile, int readonly);
	STDMETHODIMP_(BOOL)     IsRelational(void) override;
	STDMETHODIMP_(void)     SetCacheSafetyMode(BOOL) override;
	STDMETHODIMP_(LONG)     GetContactCount(void) override;
	STDMETHODIMP_(LONG)     DeleteContact(MCONTACT contactID) override;
	STDMETHODIMP_(MCONTACT) AddContact(void) override;
	STDMETHODIMP_(BOOL)     IsDbContact(MCONTACT contactID) override;
	STDMETHODIMP_(LONG)     GetContactSize(void) override;
	STDMETHODIMP_(LONG)     GetEventCount(MCONTACT contactID) override;
	STDMETHODIMP_(MEVENT)   AddEvent(MCONTACT contactID, DBEVENTINFO *dbe) override;
	STDMETHODIMP_(BOOL)     DeleteEvent(MEVENT hDbEvent) override;
	STDMETHODIMP_(BOOL)     EditEvent(MCONTACT contactID, MEVENT hDbEvent, DBEVENTINFO *dbe) override;
	STDMETHODIMP_(LONG)     GetBlobSize(MEVENT hDbEvent) override;
	STDMETHODIMP_(BOOL)     GetEvent(MEVENT hDbEvent, DBEVENTINFO *dbe) override;
	STDMETHODIMP_(BOOL)     MarkEventRead(MCONTACT contactID, MEVENT hDbEvent) override;
	STDMETHODIMP_(MCONTACT) GetEventContact(MEVENT hDbEvent) override;
	STDMETHODIMP_(MEVENT)   FindFirstEvent(MCONTACT contactID) override;
	STDMETHODIMP_(MEVENT)   FindFirstUnreadEvent(MCONTACT contactID) override;
	STDMETHODIMP_(MEVENT)   FindLastEvent(MCONTACT contactID) override;
	STDMETHODIMP_(MEVENT)   FindNextEvent(MCONTACT contactID, MEVENT hDbEvent) override;
	STDMETHODIMP_(MEVENT)   FindPrevEvent(MCONTACT contactID, MEVENT hDbEvent) override;
	STDMETHODIMP_(MEVENT)   GetEventById(LPCSTR szModule, LPCSTR szId) override;
	STDMETHODIMP_(BOOL)     SetEventId(LPCSTR szModule, MEVENT, LPCSTR szId) override;
	STDMETHODIMP_(BOOL)     EnumModuleNames(DBMODULEENUMPROC pFunc, void *pParam) override;
	STDMETHODIMP_(BOOL)     GetContactSettingWorker(MCONTACT contactID, LPCSTR szModule, LPCSTR szSetting, DBVARIANT *dbv, int isStatic) override;
	STDMETHODIMP_(BOOL)     WriteContactSetting(MCONTACT contactID, DBCONTACTWRITESETTING *dbcws) override;
	STDMETHODIMP_(BOOL)     DeleteContactSetting(MCONTACT contactID, LPCSTR szModule, LPCSTR szSetting) override;
	STDMETHODIMP_(BOOL)     EnumContactSettings(MCONTACT hContact, DBSETTINGENUMPROC pfnEnumProc, const char *szModule, void *param) override;
	STDMETHODIMP_(BOOL)     MetaMergeHistory(DBCachedContact *ccMeta, DBCachedContact *ccSub) override;
	STDMETHODIMP_(BOOL)     MetaSplitHistory(DBCachedContact *ccMeta, DBCachedContact *ccSub) override;
	STDMETHODIMP_(BOOL)     Compact() override;
	STDMETHODIMP_(BOOL)     Backup(LPCWSTR) override;
};
 |