/// <summary>
/// 数据访问通过条件查询并分页排序
/// </summary>
/// <param name="WhereString">查询条件</param>
/// <param name="PageIndex">当前页码</param>
/// <param name="PageSize">页大小（每页显示多少条数据）</param>
/// <param name="OrderString">排序条件（排序条件为必须参数）</param>
/// <returns>CourseMms实体类对象</returns>
public List <CourseMms> SelectByWhereAndPage(string WhereString, int PageIndex, int PageSize, string OrderString, out int TotalCount)
{
SqlParameter[] param = new SqlParameter[]
{
new SqlParameter("@where", WhereString),
new SqlParameter("@pageIndex", PageIndex),
new SqlParameter("@pageSize", PageSize),
new SqlParameter("@orderString", OrderString),
new SqlParameter("@TotalCount", ParameterDirection.Output)
};
List <CourseMms> list = new List <CourseMms>();
CourseMms model = null;
using (SqlDataReader dr = DBHelper.RunProcedure("CourseMms_SelectByWhereAndPage", param))
{
while (dr.Read())
{
model = new CourseMms();
model.CourseMmsId = Convert.ToInt32(dr["CourseMmsId"]);
if (DBNull.Value != dr["Mms"])
{
model.Mms = dr["Mms"].ToString();
}
if (DBNull.Value != dr["MmsName"])
{
model.MmsName = dr["MmsName"].ToString();
}
if (DBNull.Value != dr["VideoLength"])
{
model.VideoLength = Convert.ToInt32(dr["VideoLength"]);
}
if (DBNull.Value != dr["OrderIndex"])
{
model.OrderIndex = Convert.ToInt32(dr["OrderIndex"]);
}
if (DBNull.Value != dr["IsDelete"])
{
model.IsDelete = Convert.ToBoolean(dr["IsDelete"]);
}
if (DBNull.Value != dr["CourseId"])
{
model.CourseId = Convert.ToInt32(dr["CourseId"]);
}
list.Add(model);
}
if (dr.NextResult() && dr.Read())
{
TotalCount = Convert.ToInt32(dr["TotalCount"]);
}
else
{
TotalCount = 0;
}
}
return(list);
}
/// <summary>
/// 增加
/// </summary>
/// <param name="CourseMms">CourseMms实体对象</param>
/// <returns>int值,返回自增ID</returns>
public int AddReturnId(CourseMms model)
{
SqlParameter[] param = new SqlParameter[]
{
new SqlParameter("@Mms", model.Mms),
new SqlParameter("@MmsName", model.MmsName),
new SqlParameter("@VideoLength", model.VideoLength),
new SqlParameter("@OrderIndex", model.OrderIndex),
new SqlParameter("@IsDelete", model.IsDelete),
new SqlParameter("@CourseId", model.CourseId)
};
return(Convert.ToInt32(DBHelper.ExecuteScalar("CourseMms_AddReturnId", param)));
}
/// <summary>
/// 增加
/// </summary>
/// <param name="CourseMms">CourseMms实体对象</param>
/// <returns>bool值,判断是否操作成功</returns>
public bool Add(CourseMms model)
{
SqlParameter[] param = new SqlParameter[]
{
new SqlParameter("@Mms", model.Mms),
new SqlParameter("@MmsName", model.MmsName),
new SqlParameter("@VideoLength", model.VideoLength),
new SqlParameter("@OrderIndex", model.OrderIndex),
new SqlParameter("@IsDelete", model.IsDelete),
new SqlParameter("@CourseId", model.CourseId)
};
return(DBHelper.ExecuteNonQuery("CourseMms_Add", param));
}
/// <summary>
/// 通过条件查询
/// </summary>
/// <param name="WhereString">查询条件</param>
/// <returns>CourseMms实体类对象</returns>
public List <CourseMms> SelectByWhere(string WhereString)
{
SqlParameter[] param = new SqlParameter[]
{
new SqlParameter("@where", WhereString)
};
List <CourseMms> list = new List <CourseMms>();
CourseMms model = null;
using (SqlDataReader dr = DBHelper.RunProcedure("CourseMms_SelectByWhere", param))
{
while (dr.Read())
{
model = new CourseMms();
model.CourseMmsId = Convert.ToInt32(dr["CourseMmsId"]);
if (DBNull.Value != dr["Mms"])
{
model.Mms = dr["Mms"].ToString();
}
if (DBNull.Value != dr["MmsName"])
{
model.MmsName = dr["MmsName"].ToString();
}
if (DBNull.Value != dr["VideoLength"])
{
model.VideoLength = Convert.ToInt32(dr["VideoLength"]);
}
if (DBNull.Value != dr["OrderIndex"])
{
model.OrderIndex = Convert.ToInt32(dr["OrderIndex"]);
}
if (DBNull.Value != dr["IsDelete"])
{
model.IsDelete = Convert.ToBoolean(dr["IsDelete"]);
}
if (DBNull.Value != dr["CourseId"])
{
model.CourseId = Convert.ToInt32(dr["CourseId"]);
}
list.Add(model);
}
}
return(list);
}
/// <summary>
/// 通过Id查询
/// </summary>
/// <param name="Id">主键Id</param>
/// <returns>CourseMms实体类对象</returns>
public CourseMms SelectById(int Id)
{
SqlParameter[] param = new SqlParameter[]
{
new SqlParameter("@CourseMmsId", Id)
};
CourseMms model = new CourseMms();
using (SqlDataReader dr = DBHelper.RunProcedure("CourseMms_SelectById", param))
{
if (dr.Read())
{
model.CourseMmsId = Convert.ToInt32(dr["CourseMmsId"]);
if (DBNull.Value != dr["Mms"])
{
model.Mms = dr["Mms"].ToString();
}
if (DBNull.Value != dr["MmsName"])
{
model.MmsName = dr["MmsName"].ToString();
}
if (DBNull.Value != dr["VideoLength"])
{
model.VideoLength = Convert.ToInt32(dr["VideoLength"]);
}
if (DBNull.Value != dr["OrderIndex"])
{
model.OrderIndex = Convert.ToInt32(dr["OrderIndex"]);
}
if (DBNull.Value != dr["IsDelete"])
{
model.IsDelete = Convert.ToBoolean(dr["IsDelete"]);
}
if (DBNull.Value != dr["CourseId"])
{
model.CourseId = Convert.ToInt32(dr["CourseId"]);
}
}
}
return(model);
}
/// <summary>
/// 查看全部
/// </summary>
/// <returns>list集合</returns>
public List <CourseMms> SelectAll()
{
List <CourseMms> list = new List <CourseMms>();
CourseMms model = null;
using (SqlDataReader dr = DBHelper.RunProcedure("CourseMms_SelectAll", null))
{
while (dr.Read())
{
model = new CourseMms();
model.CourseMmsId = Convert.ToInt32(dr["CourseMmsId"]);
if (DBNull.Value != dr["Mms"])
{
model.Mms = dr["Mms"].ToString();
}
if (DBNull.Value != dr["MmsName"])
{
model.MmsName = dr["MmsName"].ToString();
}
if (DBNull.Value != dr["VideoLength"])
{
model.VideoLength = Convert.ToInt32(dr["VideoLength"]);
}
if (DBNull.Value != dr["OrderIndex"])
{
model.OrderIndex = Convert.ToInt32(dr["OrderIndex"]);
}
if (DBNull.Value != dr["IsDelete"])
{
model.IsDelete = Convert.ToBoolean(dr["IsDelete"]);
}
if (DBNull.Value != dr["CourseId"])
{
model.CourseId = Convert.ToInt32(dr["CourseId"]);
}
list.Add(model);
}
}
return(list);
}
/// <summary>
/// 修改
/// </summary>
/// <param name="CourseMms">CourseMms实体对象</param>
/// <returns>bool值,判断是否操作成功</returns>
public bool Change(CourseMms model)
{
return(dal.Change(model));
}
/// <summary>
/// 增加
/// </summary>
/// <param name="CourseMms">CourseMms实体对象</param>
/// <returns>int值,返回自增ID</returns>
public int AddReturnId(CourseMms model)
{
return(dal.AddReturnId(model));
}
/// <summary>
/// 增加
/// </summary>
/// <param name="CourseMms">CourseMms实体对象</param>
/// <returns>bool值,判断是否操作成功</returns>
public bool Add(CourseMms model)
{
return(dal.Add(model));
}
