static void Main(string[] args) { Customer customer1 = new Customer() { Id = 1, NationalityId = "12465995576", Name = "Sümeyye Nur", Surname = "Özgenç", DateOfBirth = new DateTime(1997, 4, 10) }; Customer customer2 = new Customer() { Id = 1, NationalityId = "1324567756", Name = "Seyit", Surname = "Can", DateOfBirth = new DateTime(2001, 3, 11) }; CustomerService customerService = new CustomerService(new MernisServiceAdapters()); customerService.Add_Customer(customer1); customerService.Add_Customer(customer2); Campaign campaign1 = new Campaign(); campaign1.CampaignName = "Tüm kostümlerde %20 indirim..."; campaign1.Discount = 20; Console.WriteLine(); Campaign campaign2 = new Campaign(); campaign2.CampaignName = "Epik Kostüm %45 indirimde..."; campaign2.Discount = 45; Console.WriteLine(); CampaignService campaignService = new CampaignService(); campaignService.Add_Campaign(campaign1); campaignService.Add_Campaign(campaign2); Console.WriteLine(); CustomerCampaignManager customerCampaignManager = new CustomerCampaignManager(); customerCampaignManager.CampaignSaleToCustomer(campaign1, customer1); customerCampaignManager.CampaignSaleToCustomer(campaign2, customer2); }