static void Main(string[] args) { GamerManager gamerManager = new GamerManager(new MernisServiceAdapter()); gamerManager.Add(new Gamer { DateOfBirth = new DateTime(1998, 05, 28), FirstName = "Rumeysa", LastName = "Koçak", NationalityId = "564644" }); Game game1 = new Game() { GameId = 1, GameName = "CS:GO", GamePrice = 600 }; Game game2 = new Game() { GameId = 2, GameName = "LOL", GamePrice = 580 }; Game game3 = new Game() { GameId = 3, GameName = "PUBG", GamePrice = 700 }; Game game4 = new Game() { GameId = 4, GameName = "AMONG US", GamePrice = 850 }; Campaign campaign1 = new Campaign() { CampaignName = "New Member Campaign", DiscountRate = 25, CampaignId = 3 }; Campaign campaign2 = new Campaign() { CampaignName = "Valentines Day Campaign", DiscountRate = 40, CampaignId = 4 }; CampaignManager campaignManager = new CampaignManager(); campaignManager.Add(campaign2); campaignManager.Add(campaign1); campaignManager.Delete(campaign1); campaignManager.Delete(campaign2); campaignManager.Update(campaign1); campaignManager.Update(campaign2); Sale sale1 = new Sale() { GameId = 1, CampaignId = 1 }; Sale sale2 = new Sale() { GameId = 3, CampaignId = 2 }; SaleManager saleManager = new SaleManager(); saleManager.Add(sale2); saleManager.Add(sale1); saleManager.Delete(sale2); saleManager.Delete(sale1); saleManager.Update(sale1); saleManager.Update(sale2); Console.ReadLine(); }