protected void Btn_AddInt(object sender, EventArgs e) { Button b = (Button)sender; int userId = int.Parse(Session["tourist_id"].ToString()); if (b.ID == "BtnAddFood") { string interestName = "Food"; Interest inter = new Interest(interestName, userId); inter.AddInterest(); BtnAddFood.Visible = false; BtnRemFood.Visible = true; BtnAddNature.Visible = true; BtnRemNature.Visible = false; BtnAddAP.Visible = true; BtnRemAP.Visible = false; BtnAddCulture.Visible = true; BtnRemCulture.Visible = false; BtnAddShopping.Visible = true; BtnRemShopping.Visible = false; } if (b.ID == "BtnAddNature") { string interestName = "Nature"; Interest inter = new Interest(interestName, userId); inter.AddInterest(); BtnAddNature.Visible = false; BtnRemNature.Visible = true; BtnAddFood.Visible = true; BtnRemFood.Visible = false; BtnAddAP.Visible = true; BtnRemAP.Visible = false; BtnAddCulture.Visible = true; BtnRemCulture.Visible = false; BtnAddShopping.Visible = true; BtnRemShopping.Visible = false; } if (b.ID == "BtnAddAP") { string interestName = "Amusement"; Interest inter = new Interest(interestName, userId); inter.AddInterest(); BtnAddAP.Visible = false; BtnRemAP.Visible = true; BtnAddNature.Visible = true; BtnRemNature.Visible = false; BtnAddFood.Visible = true; BtnRemFood.Visible = false; BtnAddCulture.Visible = true; BtnRemCulture.Visible = false; BtnAddShopping.Visible = true; BtnRemShopping.Visible = false; } if (b.ID == "BtnAddCulture") { string interestName = "Culture"; Interest inter = new Interest(interestName, userId); inter.AddInterest(); BtnAddCulture.Visible = false; BtnRemCulture.Visible = true; BtnAddAP.Visible = true; BtnRemAP.Visible = false; BtnAddNature.Visible = true; BtnRemNature.Visible = false; BtnAddFood.Visible = true; BtnRemFood.Visible = false; BtnAddShopping.Visible = true; BtnRemShopping.Visible = false; } if (b.ID == "BtnAddShopping") { string interestName = "Shopping"; Interest inter = new Interest(interestName, userId); inter.AddInterest(); BtnAddShopping.Visible = false; BtnRemShopping.Visible = true; BtnAddAP.Visible = true; BtnRemAP.Visible = false; BtnAddNature.Visible = true; BtnRemNature.Visible = false; BtnAddFood.Visible = true; BtnRemFood.Visible = false; BtnAddCulture.Visible = true; BtnRemCulture.Visible = false; } }