/// <summary>
/// 得到一个对象实体
/// </summary>
public OnLineTest.Model.Message_table DataRowToModel(DataRow row)
{
OnLineTest.Model.Message_table model = new OnLineTest.Model.Message_table();
if (row != null)
{
if (row["MessageId"] != null && row["MessageId"].ToString() != "")
{
model.MessageId = int.Parse(row["MessageId"].ToString());
}
if (row["MessageParentId"] != null && row["MessageParentId"].ToString() != "")
{
model.MessageParentId = int.Parse(row["MessageParentId"].ToString());
}
if (row["MessageTO"] != null && row["MessageTO"].ToString() != "")
{
model.MessageTO = int.Parse(row["MessageTO"].ToString());
}
if (row["MessageFrom"] != null && row["MessageFrom"].ToString() != "")
{
model.MessageFrom = int.Parse(row["MessageFrom"].ToString());
}
if (row["MessageContent"] != null)
{
model.MessageContent = row["MessageContent"].ToString();
}
if (row["MessageSendTime"] != null && row["MessageSendTime"].ToString() != "")
{
model.MessageSendTime = DateTime.Parse(row["MessageSendTime"].ToString());
}
if (row["MessageIsRead"] != null && row["MessageIsRead"].ToString() != "")
{
if ((row["MessageIsRead"].ToString() == "1") || (row["MessageIsRead"].ToString().ToLower() == "true"))
{
model.MessageIsRead = true;
}
else
{
model.MessageIsRead = false;
}
}
if (row["MessageReadTime"] != null && row["MessageReadTime"].ToString() != "")
{
model.MessageReadTime = DateTime.Parse(row["MessageReadTime"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(OnLineTest.Model.Message_table model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Message_table set ");
strSql.Append("MessageParentId=@MessageParentId,");
strSql.Append("MessageTO=@MessageTO,");
strSql.Append("MessageFrom=@MessageFrom,");
strSql.Append("MessageContent=@MessageContent,");
strSql.Append("MessageSendTime=@MessageSendTime,");
strSql.Append("MessageIsRead=@MessageIsRead,");
strSql.Append("MessageReadTime=@MessageReadTime");
strSql.Append(" where MessageId=@MessageId");
SqlParameter[] parameters =
{
new SqlParameter("@MessageParentId", SqlDbType.Int, 4),
new SqlParameter("@MessageTO", SqlDbType.Int, 4),
new SqlParameter("@MessageFrom", SqlDbType.Int, 4),
new SqlParameter("@MessageContent", SqlDbType.Text),
new SqlParameter("@MessageSendTime", SqlDbType.DateTime),
new SqlParameter("@MessageIsRead", SqlDbType.Bit, 1),
new SqlParameter("@MessageReadTime", SqlDbType.DateTime),
new SqlParameter("@MessageId", SqlDbType.Int, 4)
};
parameters[0].Value = model.MessageParentId;
parameters[1].Value = model.MessageTO;
parameters[2].Value = model.MessageFrom;
parameters[3].Value = model.MessageContent;
parameters[4].Value = model.MessageSendTime;
parameters[5].Value = model.MessageIsRead;
parameters[6].Value = model.MessageReadTime;
parameters[7].Value = model.MessageId;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(OnLineTest.Model.Message_table model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Message_table(");
strSql.Append("MessageParentId,MessageTO,MessageFrom,MessageContent,MessageSendTime,MessageIsRead,MessageReadTime)");
strSql.Append(" values (");
strSql.Append("@MessageParentId,@MessageTO,@MessageFrom,@MessageContent,@MessageSendTime,@MessageIsRead,@MessageReadTime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@MessageParentId", SqlDbType.Int, 4),
new SqlParameter("@MessageTO", SqlDbType.Int, 4),
new SqlParameter("@MessageFrom", SqlDbType.Int, 4),
new SqlParameter("@MessageContent", SqlDbType.Text),
new SqlParameter("@MessageSendTime", SqlDbType.DateTime),
new SqlParameter("@MessageIsRead", SqlDbType.Bit, 1),
new SqlParameter("@MessageReadTime", SqlDbType.DateTime)
};
parameters[0].Value = model.MessageParentId;
parameters[1].Value = model.MessageTO;
parameters[2].Value = model.MessageFrom;
parameters[3].Value = model.MessageContent;
parameters[4].Value = model.MessageSendTime;
parameters[5].Value = model.MessageIsRead;
parameters[6].Value = model.MessageReadTime;
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 OnLineTest.Model.Message_table GetModel(int MessageId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 MessageId,MessageParentId,MessageTO,MessageFrom,MessageContent,MessageSendTime,MessageIsRead,MessageReadTime from Message_table ");
strSql.Append(" where MessageId=@MessageId");
SqlParameter[] parameters =
{
new SqlParameter("@MessageId", SqlDbType.Int, 4)
};
parameters[0].Value = MessageId;
OnLineTest.Model.Message_table model = new OnLineTest.Model.Message_table();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
