/// <summary>
/// 得到一个对象实体
/// </summary>
public starweibo.Model.chatInfo DataRowToModel(DataRow row)
{
starweibo.Model.chatInfo model = new starweibo.Model.chatInfo();
if (row != null)
{
if (row["shortMsgId"] != null && row["shortMsgId"].ToString() != "")
{
model.shortMsgId = int.Parse(row["shortMsgId"].ToString());
}
if (row["senderId"] != null && row["senderId"].ToString() != "")
{
model.senderId = int.Parse(row["senderId"].ToString());
}
if (row["receiverId"] != null && row["receiverId"].ToString() != "")
{
model.receiverId = int.Parse(row["receiverId"].ToString());
}
if (row["msgState"] != null)
{
model.msgState = row["msgState"].ToString();
}
if (row["msgContent"] != null)
{
model.msgContent = row["msgContent"].ToString();
}
if (row["pubTime"] != null && row["pubTime"].ToString() != "")
{
model.pubTime = DateTime.Parse(row["pubTime"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(starweibo.Model.chatInfo model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into chatInfo(");
strSql.Append("senderId,receiverId,msgState,msgContent,pubTime)");
strSql.Append(" values (");
strSql.Append("@senderId,@receiverId,@msgState,@msgContent,@pubTime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@senderId", SqlDbType.Int, 4),
new SqlParameter("@receiverId", SqlDbType.Int, 4),
new SqlParameter("@msgState", SqlDbType.NVarChar, 50),
new SqlParameter("@msgContent", SqlDbType.NVarChar, 200),
new SqlParameter("@pubTime", SqlDbType.DateTime)
};
parameters[0].Value = model.senderId;
parameters[1].Value = model.receiverId;
parameters[2].Value = model.msgState;
parameters[3].Value = model.msgContent;
parameters[4].Value = model.pubTime;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
public int dtmessage(int receiveId, string content)
{
int sendid = Convert.ToInt32(Session["userid"]);
//int sendid = 1;
starweibo.Model.chatInfo onechat = new starweibo.Model.chatInfo();
starweibo.BLL.chatInfo bllchat = new starweibo.BLL.chatInfo();
onechat.senderId = sendid;
onechat.receiverId = receiveId;
onechat.msgContent = content;
onechat.msgState = "noread";
return(bllchat.Add(onechat));
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(starweibo.Model.chatInfo model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update chatInfo set ");
strSql.Append("senderId=@senderId,");
strSql.Append("receiverId=@receiverId,");
strSql.Append("msgState=@msgState,");
strSql.Append("msgContent=@msgContent,");
strSql.Append("pubTime=@pubTime");
strSql.Append(" where shortMsgId=@shortMsgId");
SqlParameter[] parameters =
{
new SqlParameter("@senderId", SqlDbType.Int, 4),
new SqlParameter("@receiverId", SqlDbType.Int, 4),
new SqlParameter("@msgState", SqlDbType.NVarChar, 50),
new SqlParameter("@msgContent", SqlDbType.NVarChar, 200),
new SqlParameter("@pubTime", SqlDbType.DateTime),
new SqlParameter("@shortMsgId", SqlDbType.Int, 4)
};
parameters[0].Value = model.senderId;
parameters[1].Value = model.receiverId;
parameters[2].Value = model.msgState;
parameters[3].Value = model.msgContent;
parameters[4].Value = model.pubTime;
parameters[5].Value = model.shortMsgId;
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 starweibo.Model.chatInfo GetModel(int shortMsgId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 shortMsgId,senderId,receiverId,msgState,msgContent,pubTime from chatInfo ");
strSql.Append(" where shortMsgId=@shortMsgId");
SqlParameter[] parameters =
{
new SqlParameter("@shortMsgId", SqlDbType.Int, 4)
};
parameters[0].Value = shortMsgId;
starweibo.Model.chatInfo model = new starweibo.Model.chatInfo();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}