borrow.cpp

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// Borrow.cpp: implementation of the CBorrow class.
//
/////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "Library.h"
#include "Borrow.h"
#include "ADOConn.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CBorrow::CBorrow()
{
	Br_BNo = "";
	Br_RNo = "";
	Br_BrTime = "";
	Br_RtTime = "";
	Br_MsTime = "";
}

CBorrow::~CBorrow()
{

}

CString CBorrow::GetBookNo()
{
	return Br_BNo;
}

CString CBorrow::GetReaderNo()
{
	return Br_RNo;
}

CString CBorrow::GetBrTime()
{
	return Br_BrTime;
}

CString CBorrow::GetRtTime()
{
	return Br_RtTime;
}

void CBorrow::SQL_Update(CString vBNo, CString vRNo)
{
	ADOConn m_AdoConn;
	m_AdoConn.OnInitADOConn();

	_bstr_t vSQL;
	vSQL = "UPDATE Borrow SET RtTime='" + Br_RtTime
		+"' WHERE BNo='"+vBNo+"' AND RNO='"+vRNo +"'";
	m_AdoConn.ExecuteSQL(vSQL);
	m_AdoConn.ExitConnect();
}

void CBorrow::SQL_Delete(CString vBNo, CString vRNo)
{
	/*//连接数据库
	ADOConn m_AdoConn;
	m_AdoConn.OnInitADOConn();
	//设置DELETE语句
	_bstr_t vSQL;
	vSQL = "DELETE FROM Borrow WHERE BNo='" + vNo +"'";
	//执行DELETE语句
	m_AdoConn.ExecuteSQL(vSQL);	
	//断开与数据库的连接
	m_AdoConn.ExitConnect();*/
}

void CBorrow::SQL_Insert(CString vBNo, CString vRNo, CString vBrTime, CString vMsTime)
{
	ADOConn m_AdoConn;
	m_AdoConn.OnInitADOConn();
	_bstr_t vSQL;
	vSQL = "DELETE FROM Borrow WHERE BNo='" + vBNo +"' AND RNo='" + vRNo + "'";
	m_AdoConn.ExecuteSQL(vSQL);
	vSQL = "INSERT INTO Borrow VALUES('"+vBNo+"','"+vRNo+"','"+vBrTime+"','"+vMsTime+"','')";
	m_AdoConn.ExecuteSQL(vSQL);
	m_AdoConn.ExitConnect();
}

void CBorrow::SetBookNo(CString vBNo)
{
	Br_BNo = vBNo;
}

void CBorrow::SetReaderNo(CString vRNo)
{
	Br_RNo = vRNo;
}

void CBorrow::SetBorrowTime(CString vBrTime)
{
	Br_BrTime = vBrTime;
}

void CBorrow::SetReturnTime(CString vRtTime)
{
	Br_RtTime = vRtTime;
}

CString CBorrow::GetMsTime()
{
	return Br_MsTime;
}

void CBorrow::SetMsTime(CString vMsTime)
{
	Br_MsTime = vMsTime;
}

void CBorrow::GetData(CString vBNo)
{
	ADOConn m_AdoConn;
	m_AdoConn.OnInitADOConn();

	_bstr_t vSQL;
	vSQL = "SELECT * FROM Borrow WHERE BNo='" + vBNo+"' And RtTime=''";
	_RecordsetPtr m_pRecordset;
	m_pRecordset = m_AdoConn.GetRecordSet(vSQL);

	if (m_pRecordset->adoEOF)
		CBorrow();
	else
	{
		Br_BNo = vBNo;
		Br_RNo = (LPCTSTR)(_bstr_t)m_pRecordset->GetCollect("RNo");
		Br_BrTime = (LPCTSTR)(_bstr_t)m_pRecordset->GetCollect("BrTime");
		Br_MsTime = (LPCTSTR)(_bstr_t)m_pRecordset->GetCollect("MsTime");
		Br_RtTime = (LPCTSTR)(_bstr_t)m_pRecordset->GetCollect("RtTime");

		m_AdoConn.ExitConnect();
	}
}