/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(CdHotelManage.Model.Entry model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Entry set ");
strSql.Append("entry_name=@entry_name,");
strSql.Append("entry_num=@entry_num,");
strSql.Append("entry_time=@entry_time,");
strSql.Append("entry_unit=@entry_unit,");
strSql.Append("entry_price=@entry_price,");
strSql.Append("entry_room=@entry_room");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@entry_name", SqlDbType.NVarChar, 50),
new SqlParameter("@entry_num", SqlDbType.Int, 4),
new SqlParameter("@entry_time", SqlDbType.DateTime),
new SqlParameter("@entry_unit", SqlDbType.NVarChar, 50),
new SqlParameter("@entry_price", SqlDbType.Money, 8),
new SqlParameter("@entry_room", SqlDbType.NVarChar, 50),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.entry_name;
parameters[1].Value = model.entry_num;
parameters[2].Value = model.entry_time;
parameters[3].Value = model.entry_unit;
parameters[4].Value = model.entry_price;
parameters[5].Value = model.entry_room;
parameters[6].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public CdHotelManage.Model.Entry DataRowToModel(DataRow row)
{
CdHotelManage.Model.Entry model = new CdHotelManage.Model.Entry();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["entry_name"] != null)
{
model.entry_name = row["entry_name"].ToString();
}
if (row["entry_num"] != null && row["entry_num"].ToString() != "")
{
model.entry_num = int.Parse(row["entry_num"].ToString());
}
if (row["entry_time"] != null && row["entry_time"].ToString() != "")
{
model.entry_time = DateTime.Parse(row["entry_time"].ToString());
}
if (row["entry_unit"] != null)
{
model.entry_unit = row["entry_unit"].ToString();
}
if (row["entry_price"] != null && row["entry_price"].ToString() != "")
{
model.entry_price = decimal.Parse(row["entry_price"].ToString());
}
if (row["entry_room"] != null)
{
model.entry_room = row["entry_room"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(CdHotelManage.Model.Entry model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Entry(");
strSql.Append("entry_name,entry_num,entry_time,entry_unit,entry_price,entry_room)");
strSql.Append(" values (");
strSql.Append("@entry_name,@entry_num,@entry_time,@entry_unit,@entry_price,@entry_room)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@entry_name", SqlDbType.NVarChar, 50),
new SqlParameter("@entry_num", SqlDbType.Int, 4),
new SqlParameter("@entry_time", SqlDbType.DateTime),
new SqlParameter("@entry_unit", SqlDbType.NVarChar, 50),
new SqlParameter("@entry_price", SqlDbType.Money, 8),
new SqlParameter("@entry_room", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.entry_name;
parameters[1].Value = model.entry_num;
parameters[2].Value = model.entry_time;
parameters[3].Value = model.entry_unit;
parameters[4].Value = model.entry_price;
parameters[5].Value = model.entry_room;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public CdHotelManage.Model.Entry GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,entry_name,entry_num,entry_time,entry_unit,entry_price,entry_room from Entry ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
CdHotelManage.Model.Entry model = new CdHotelManage.Model.Entry();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
