/// <summary>
/// 新增一条记录
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public int Add(PracticalCourse_Attachment model)
{
StringBuilder sql = new StringBuilder();
sql.Append("insert into [dbo].[PracticalCourse_Attachment] ([PracticalCourseId],[Title],[Link],[Sort],[Display],[Delflag],[CreateDate])");
sql.Append(" values (@PracticalCourseId,@Title,@Link,@Sort,@Display,@Delflag,@CreateDate)");
sql.Append(" set @Id=@@IDENTITY");
SqlParameter[] cmdParams = new SqlParameter[]{
new SqlParameter("@Id", SqlDbType.Int, 4) { Value = model.Id, Direction = ParameterDirection.Output },
new SqlParameter("@PracticalCourseId", SqlDbType.Int, 4) { Value = model.PracticalCourseId },
new SqlParameter("@Title", SqlDbType.VarChar, 200) { Value = model.Title },
new SqlParameter("@Link", SqlDbType.VarChar, 500) { Value = model.Link },
new SqlParameter("@Sort", SqlDbType.Int, 4) { Value = model.Sort },
new SqlParameter("@Display", SqlDbType.Bit, 1) { Value = model.Display },
new SqlParameter("@Delflag", SqlDbType.Bit, 1) { Value = model.Delflag },
new SqlParameter("@CreateDate", SqlDbType.DateTime, 8) { Value = model.CreateDate }
};
int result = Convert.ToInt32(MSEntLibSqlHelper.ExecuteNonQueryBySql(sql.ToString(), cmdParams));
model.Id = Convert.ToInt32(cmdParams[0].Value);
return result;
}
/// <summary>
/// 获取数据集
/// </summary>
/// <param name="where"></param>
/// <param name="orderBy"></param>
/// <returns></returns>
public List<PracticalCourse_Attachment> GetList(string where, string orderBy)
{
StringBuilder sql = new StringBuilder();
sql.Append("select * from [dbo].[PracticalCourse_Attachment]");
if (!string.IsNullOrEmpty(where))
sql.Append(" where " + where);
if (!string.IsNullOrEmpty(orderBy))
sql.Append(" order by " + orderBy);
List<PracticalCourse_Attachment> list = new List<PracticalCourse_Attachment>();
using (IDataReader reader = MSEntLibSqlHelper.ExecuteDataReaderBySql(sql.ToString()))
{
while (reader.Read())
{
PracticalCourse_Attachment model = new PracticalCourse_Attachment();
ConvertToModel(reader, model);
list.Add(model);
}
}
return list;
}
private void ConvertToModel(IDataReader reader, PracticalCourse_Attachment model)
{
if (reader["Id"] != DBNull.Value)
model.Id = Convert.ToInt32(reader["Id"]);
if (reader["PracticalCourseId"] != DBNull.Value)
model.PracticalCourseId = Convert.ToInt32(reader["PracticalCourseId"]);
if (reader["Title"] != DBNull.Value)
model.Title = reader["Title"].ToString();
if (reader["Link"] != DBNull.Value)
model.Link = reader["Link"].ToString();
if (reader["Sort"] != DBNull.Value)
model.Sort = Convert.ToInt32(reader["Sort"]);
if (reader["Display"] != DBNull.Value)
model.Display = Convert.ToBoolean(reader["Display"]);
if (reader["Delflag"] != DBNull.Value)
model.Delflag = Convert.ToBoolean(reader["Delflag"]);
if (reader["CreateDate"] != DBNull.Value)
model.CreateDate = Convert.ToDateTime(reader["CreateDate"]);
}
/// <summary>
/// 更新一条记录
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public int Update(PracticalCourse_Attachment model)
{
StringBuilder sql = new StringBuilder();
sql.Append("update [dbo].[PracticalCourse_Attachment] set ");
sql.Append("[PracticalCourseId]=@PracticalCourseId,[Title]=@Title,[Link]=@Link,[Sort]=@Sort,[Display]=@Display,[Delflag]=@Delflag,[CreateDate]=@CreateDate");
sql.Append(" where [Id]=@Id");
SqlParameter[] cmdParams = new SqlParameter[] {
new SqlParameter("@Id", SqlDbType.Int, 4) { Value = model.Id },
new SqlParameter("@PracticalCourseId", SqlDbType.Int, 4) { Value = model.PracticalCourseId },
new SqlParameter("@Title", SqlDbType.VarChar, 200) { Value = model.Title },
new SqlParameter("@Link", SqlDbType.VarChar, 500) { Value = model.Link },
new SqlParameter("@Sort", SqlDbType.Int, 4) { Value = model.Sort },
new SqlParameter("@Display", SqlDbType.Bit, 1) { Value = model.Display },
new SqlParameter("@Delflag", SqlDbType.Bit, 1) { Value = model.Delflag },
new SqlParameter("@CreateDate", SqlDbType.DateTime, 8) { Value = model.CreateDate }
};
return MSEntLibSqlHelper.ExecuteNonQueryBySql(sql.ToString(), cmdParams);
}
/// <summary>
/// 取得一条记录
/// </summary>
/// <param name="id"></param>
/// <param name="where"></param>
/// <returns></returns>
public PracticalCourse_Attachment GetModel(int id, string where)
{
string sql = "select * from [dbo].[PracticalCourse_Attachment] where [Id]=@Id";
if (!string.IsNullOrEmpty(where))
sql += " and " + where;
SqlParameter[] cmdParams = new SqlParameter[]{
new SqlParameter("@Id", SqlDbType.Int, 4) { Value = id }
};
using (IDataReader reader = MSEntLibSqlHelper.ExecuteDataReaderBySql(sql, cmdParams))
{
if (reader.Read())
{
PracticalCourse_Attachment model = new PracticalCourse_Attachment();
ConvertToModel(reader, model);
return model;
}
else
{
return null;
}
}
}
/// <summary>
/// 获取分页数据集
/// </summary>
/// <param name="pageSize"></param>
/// <param name="pageIndex"></param>
/// <param name="where"></param>
/// <param name="orderBy"></param>
/// <param name="recordCount"></param>
/// <returns></returns>
public List<PracticalCourse_Attachment> GetList(int pageSize, int pageIndex, string where, string orderBy, out int recordCount)
{
if (string.IsNullOrEmpty(orderBy))
throw new ArgumentNullException();
StringBuilder sb = new StringBuilder();
sb.Append("select count(1) from [dbo].[PracticalCourse_Attachment]");
if (!string.IsNullOrEmpty(where))
sb.Append(" where " + where);
recordCount = Convert.ToInt32(MSEntLibSqlHelper.ExecuteScalarBySql(sb.ToString()));
int start = (pageIndex - 1) * pageSize + 1;
int end = pageIndex * pageSize;
StringBuilder sql = new StringBuilder();
sql.Append("select * from (select *,ROW_NUMBER() over (order by " + orderBy + ") as [RowNum] from [dbo].[PracticalCourse_Attachment]");
if (!string.IsNullOrEmpty(where))
sql.Append(" where " + where);
sql.Append(") as T where [RowNum] between " + start + " and " + end);
List<PracticalCourse_Attachment> list = new List<PracticalCourse_Attachment>();
using (IDataReader reader = MSEntLibSqlHelper.ExecuteDataReaderBySql(sql.ToString()))
{
while (reader.Read())
{
PracticalCourse_Attachment model = new PracticalCourse_Attachment();
ConvertToModel(reader, model);
list.Add(model);
}
}
return list;
}
/// <summary>
/// 新增一条记录
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public bool Add(PracticalCourse_Attachment model)
{
return dal.Add(model) > 0;
}
/// <summary>
/// 更新一条记录
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public bool Update(PracticalCourse_Attachment model)
{
return dal.Update(model) > 0;
}