/// <summary>
/// 增加一条数据
/// </summary>
public void Add(BookManageSystem.Model.CtbLend model)
{
StringBuilder strSql = new StringBuilder();
StringBuilder strSql1 = new StringBuilder();
StringBuilder strSql2 = new StringBuilder();
if (model.bookID != null)
{
strSql1.Append("bookID,");
strSql2.Append("" + model.bookID + ",");
}
if (model.readerID != null)
{
strSql1.Append("readerID,");
strSql2.Append("" + model.readerID + ",");
}
if (model.lendNum != null)
{
strSql1.Append("lendNum,");
strSql2.Append("" + model.lendNum + ",");
}
if (model.lendDate != null)
{
strSql1.Append("lendDate,");
strSql2.Append("'" + model.lendDate + "',");
}
if (model.lendYDate != null)
{
strSql1.Append("lendYDate,");
strSql2.Append("'" + model.lendYDate + "',");
}
if (model.lendSDate != null)
{
strSql1.Append("lendSDate,");
strSql2.Append("'" + model.lendSDate + "',");
}
if (model.lendMulct != null)
{
strSql1.Append("lendMulct,");
strSql2.Append("" + model.lendMulct + ",");
}
strSql.Append("insert into tbLend(");
strSql.Append(strSql1.ToString().Remove(strSql1.Length - 1));
strSql.Append(")");
strSql.Append(" values (");
strSql.Append(strSql2.ToString().Remove(strSql2.Length - 1));
strSql.Append(")");
DbHelperSQL.ExecuteSql(strSql.ToString());
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookManageSystem.Model.CtbLend GetModel(int bookID, int readerID, int lendNum, DateTime lendDate, DateTime lendYDate, string lendSDate, decimal lendMulct)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ");
strSql.Append(" bookID,readerID,lendNum,lendDate,lendYDate,lendSDate,lendMulct ");
strSql.Append(" from tbLend ");
strSql.Append(" where bookID=" + bookID + " and readerID=" + readerID + " and lendNum=" + lendNum + " and lendDate='" + lendDate + "' and lendYDate='" + lendYDate + "' and lendSDate='" + lendSDate + "' and lendMulct=" + lendMulct + " ");
BookManageSystem.Model.CtbLend model = new BookManageSystem.Model.CtbLend();
DataSet ds = DbHelperSQL.Query(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["bookID"].ToString() != "")
{
model.bookID = int.Parse(ds.Tables[0].Rows[0]["bookID"].ToString());
}
if (ds.Tables[0].Rows[0]["readerID"].ToString() != "")
{
model.readerID = int.Parse(ds.Tables[0].Rows[0]["readerID"].ToString());
}
if (ds.Tables[0].Rows[0]["lendNum"].ToString() != "")
{
model.lendNum = int.Parse(ds.Tables[0].Rows[0]["lendNum"].ToString());
}
if (ds.Tables[0].Rows[0]["lendDate"].ToString() != "")
{
model.lendDate = DateTime.Parse(ds.Tables[0].Rows[0]["lendDate"].ToString());
}
if (ds.Tables[0].Rows[0]["lendYDate"].ToString() != "")
{
model.lendYDate = DateTime.Parse(ds.Tables[0].Rows[0]["lendYDate"].ToString());
}
if (ds.Tables[0].Rows[0]["lendSDate"].ToString() != "")
{
model.lendSDate = ds.Tables[0].Rows[0]["lendSDate"].ToString();
}
if (ds.Tables[0].Rows[0]["lendMulct"].ToString() != "")
{
model.lendMulct = decimal.Parse(ds.Tables[0].Rows[0]["lendMulct"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 获得数据列表
/// </summary>
public List <BookManageSystem.Model.CtbLend> GetModelList(string strWhere)
{
DataSet ds = dal.GetList(strWhere);
List <BookManageSystem.Model.CtbLend> modelList = new List <BookManageSystem.Model.CtbLend>();
int rowsCount = ds.Tables[0].Rows.Count;
if (rowsCount > 0)
{
BookManageSystem.Model.CtbLend model;
for (int n = 0; n < rowsCount; n++)
{
model = new BookManageSystem.Model.CtbLend();
if (ds.Tables[0].Rows[n]["bookID"].ToString() != "")
{
model.bookID = int.Parse(ds.Tables[0].Rows[n]["bookID"].ToString());
}
if (ds.Tables[0].Rows[n]["readerID"].ToString() != "")
{
model.readerID = int.Parse(ds.Tables[0].Rows[n]["readerID"].ToString());
}
if (ds.Tables[0].Rows[n]["lendNum"].ToString() != "")
{
model.lendNum = int.Parse(ds.Tables[0].Rows[n]["lendNum"].ToString());
}
if (ds.Tables[0].Rows[n]["lendDate"].ToString() != "")
{
model.lendDate = DateTime.Parse(ds.Tables[0].Rows[n]["lendDate"].ToString());
}
if (ds.Tables[0].Rows[n]["lendYDate"].ToString() != "")
{
model.lendYDate = DateTime.Parse(ds.Tables[0].Rows[n]["lendYDate"].ToString());
}
if (ds.Tables[0].Rows[n]["lendSDate"].ToString() != "")
{
model.lendSDate = ds.Tables[0].Rows[n]["lendSDate"].ToString();
}
if (ds.Tables[0].Rows[n]["lendMulct"].ToString() != "")
{
model.lendMulct = decimal.Parse(ds.Tables[0].Rows[n]["lendMulct"].ToString());
}
modelList.Add(model);
}
}
return(modelList);
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(BookManageSystem.Model.CtbLend model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tbLend set ");
if (model.bookID != null)
{
strSql.Append("bookID=" + model.bookID + ",");
}
if (model.readerID != null)
{
strSql.Append("readerID=" + model.readerID + ",");
}
if (model.lendNum != null)
{
strSql.Append("lendNum=" + model.lendNum + ",");
}
if (model.lendDate != null)
{
strSql.Append("lendDate='" + model.lendDate + "',");
}
if (model.lendYDate != null)
{
strSql.Append("lendYDate='" + model.lendYDate + "',");
}
if (model.lendSDate != null)
{
strSql.Append("lendSDate='" + model.lendSDate + "',");
}
if (model.lendMulct != null)
{
strSql.Append("lendMulct=" + model.lendMulct + ",");
}
int n = strSql.ToString().LastIndexOf(",");
strSql.Remove(n, 1);
strSql.Append(" where bookID=" + model.bookID + " and readerID=" + model.readerID + " and lendDate='" + model.lendDate + "' and lendYDate='" + model.lendYDate + "'");
DbHelperSQL.ExecuteSql(strSql.ToString());
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(BookManageSystem.Model.CtbLend model)
{
dal.Update(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public void Add(BookManageSystem.Model.CtbLend model)
{
dal.Add(model);
}
