public int addToFavorite(favorite pack)
{
DBservices dbs = new DBservices();
dbs = dbs.readFavoriteTable();
dbs.dt = addOrIncrease(pack, dbs.dt);
dbs.update();
return(0);
}
private DataTable addOrIncrease(favorite pack, DataTable dt)
{
foreach (DataRow dr in dt.Rows)
{
string airline = (string)dr["AirLine"];
string cityFrom = (string)dr["CityFrom"];
string cityTo = (string)dr["CityTo"];
if (pack.Airline == airline && pack.CityFrom == cityFrom && pack.CityTo == cityTo)
{
int numOfLike = Convert.ToInt32(dr["NumberOfLike"]);
dr["NumberOfLike"] = numOfLike + 1;
return(dt);
}
}
DBservices dbs1 = new DBservices();
int numEffected = dbs1.addNewFavorite(pack);
return(dt);
}
