/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.goods_trace model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into " + databaseprefix + "goods_trace(");
strSql.Append("goods_id,goods_color,goods_size,user_name,add_time)");
strSql.Append(" values (");
strSql.Append("@goods_id,@goods_color,@goods_size,@user_name,@add_time)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@goods_id", SqlDbType.Int, 4),
new SqlParameter("@goods_color", SqlDbType.NVarChar, 20),
new SqlParameter("@goods_size", SqlDbType.NVarChar, 20),
new SqlParameter("@user_name", SqlDbType.NVarChar, 100),
new SqlParameter("@add_time", SqlDbType.DateTime)
};
parameters[0].Value = model.goods_id;
parameters[1].Value = model.goods_color;
parameters[2].Value = model.goods_size;
parameters[3].Value = model.user_name;
parameters[4].Value = model.add_time;
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 Model.goods_trace GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,goods_id,goods_color,goods_size,user_name,add_time from " + databaseprefix + "goods_trace ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
Model.goods_trace model = new Model.goods_trace();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["id"].ToString() != "")
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
if (ds.Tables[0].Rows[0]["goods_id"].ToString() != "")
{
model.goods_id = int.Parse(ds.Tables[0].Rows[0]["goods_id"].ToString());
}
model.goods_color = ds.Tables[0].Rows[0]["goods_color"].ToString();
model.goods_size = ds.Tables[0].Rows[0]["goods_size"].ToString();
model.user_name = ds.Tables[0].Rows[0]["user_name"].ToString();
if (ds.Tables[0].Rows[0]["add_time"].ToString() != "")
{
model.add_time = DateTime.Parse(ds.Tables[0].Rows[0]["add_time"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.goods_trace model)
{
return(dal.Add(model));
}
