/// <summary>
/// 增加一条数据
/// </summary>
public int Add(FavoriateModel model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tbl_Favoriate(");
strSql.Append("Symbol,Type,AddTime,Reserve)");
strSql.Append(" values (");
strSql.Append("@Symbol,@Type,@AddTime,@Reserve)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Symbol", SqlDbType.NVarChar, 10),
new SqlParameter("@Type", SqlDbType.Int, 50),
new SqlParameter("@AddTime", SqlDbType.Date, 20),
new SqlParameter("@Reserve", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.Symbol;
parameters[1].Value = model.Type;
parameters[2].Value = model.AddTime;
parameters[3].Value = model.Reserve;
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 FavoriateModel DataRowToModel(DataRow row)
{
FavoriateModel model = new FavoriateModel();
if (row != null)
{
if (row["Symbol"] != null && row["Symbol"].ToString() != "")
{
model.Symbol = row["Symbol"].ToString();
}
if (row["Type"] != null)
{
model.Type = (TradeType)Enum.ToObject(typeof(TradeType), int.Parse(row["Type"].ToString()));
}
if (row["AddTime"] != null)
{
model.AddTime = Convert.ToDateTime(row["AddTime"].ToString());
}
if (row["Reserve"] != null)
{
model.Reserve = row["Reserve"].ToString();
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(FavoriateModel model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tbl_Favoriate set ");
strSql.Append("Type=@Type,");
strSql.Append("AddTime=@AddTime,");
strSql.Append("Reserve=@Reserve,");
strSql.Append(" where Symbol=@Symbol");
SqlParameter[] parameters =
{
new SqlParameter("@Symbol", SqlDbType.NVarChar, 10),
new SqlParameter("@Type", SqlDbType.Int, 50),
new SqlParameter("@AddTime", SqlDbType.Date, 20),
new SqlParameter("@Reserve", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.Symbol;
parameters[1].Value = model.Type;
parameters[2].Value = model.AddTime;
parameters[3].Value = model.Reserve;
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 FavoriateModel GetModel(string strSymbol)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Symbol,Type,AddTime,Reserve from tbl_Favoriate ");
strSql.Append(" where Symbol=@Symbol");
SqlParameter[] parameters =
{
new SqlParameter("@Symbol", SqlDbType.NVarChar, 10)
};
parameters[0].Value = strSymbol;
FavoriateModel model = new FavoriateModel();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}