/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.Comment DataRowToModel(DataRow row)
{
Shop.Model.Comment model = new Shop.Model.Comment();
if (row != null)
{
if (row["comid"] != null && row["comid"].ToString() != "")
{
model.comid = int.Parse(row["comid"].ToString());
}
if (row["uname"] != null)
{
model.uname = row["uname"].ToString();
}
if (row["comcontent"] != null)
{
model.comcontent = row["comcontent"].ToString();
}
if (row["comtime"] != null && row["comtime"].ToString() != "")
{
model.comtime = DateTime.Parse(row["comtime"].ToString());
}
if (row["replycontent"] != null)
{
model.replycontent = row["replycontent"].ToString();
}
if (row["comreplytime"] != null && row["comreplytime"].ToString() != "")
{
model.comreplytime = DateTime.Parse(row["comreplytime"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.Comment model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_comment(");
strSql.Append("uname,comcontent,comtime,replycontent,comreplytime)");
strSql.Append(" values (");
strSql.Append("@uname,@comcontent,@comtime,@replycontent,@comreplytime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@uname", SqlDbType.VarChar, 30),
new SqlParameter("@comcontent", SqlDbType.VarChar, 500),
new SqlParameter("@comtime", SqlDbType.DateTime),
new SqlParameter("@replycontent", SqlDbType.VarChar, 500),
new SqlParameter("@comreplytime", SqlDbType.DateTime)
};
parameters[0].Value = model.uname;
parameters[1].Value = model.comcontent;
parameters[2].Value = model.comtime;
parameters[3].Value = model.replycontent;
parameters[4].Value = model.comreplytime;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.Comment model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_comment set ");
strSql.Append("uname=@uname,");
strSql.Append("comcontent=@comcontent,");
strSql.Append("comtime=@comtime,");
strSql.Append("replycontent=@replycontent,");
strSql.Append("comreplytime=@comreplytime");
strSql.Append(" where comid=@comid");
SqlParameter[] parameters =
{
new SqlParameter("@uname", SqlDbType.VarChar, 30),
new SqlParameter("@comcontent", SqlDbType.VarChar, 500),
new SqlParameter("@comtime", SqlDbType.DateTime),
new SqlParameter("@replycontent", SqlDbType.VarChar, 500),
new SqlParameter("@comreplytime", SqlDbType.DateTime),
new SqlParameter("@comid", SqlDbType.Int, 4)
};
parameters[0].Value = model.uname;
parameters[1].Value = model.comcontent;
parameters[2].Value = model.comtime;
parameters[3].Value = model.replycontent;
parameters[4].Value = model.comreplytime;
parameters[5].Value = model.comid;
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 Shop.Model.Comment GetModel(int comid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 comid,uname,comcontent,comtime,replycontent,comreplytime from t_comment ");
strSql.Append(" where comid=@comid");
SqlParameter[] parameters =
{
new SqlParameter("@comid", SqlDbType.Int, 4)
};
parameters[0].Value = comid;
Shop.Model.Comment model = new Shop.Model.Comment();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
