Email

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _27._08._2019.CSharp
{
    class Program
    {
        class Email
        {
            public String Subject { get; private set; }
            public String Sender { get; private set; }
            public String Body { get; private set; }
            public Email(String subject, String sender, String body)
            {
                this.Subject = subject; this.Sender = sender; this.Body = body;
            }
        }

        interface IFilter
        {
            List<String> CreateNewEmailList(List<Email> email);
            List<String> CreateSendersList(List<Email> email);
        }

        class SpamFilter : IFilter
        {
            private List<String> spamKeywords = new List<string>();
            public void AddSpamKeyword(String spamKeyword)
            {
                spamKeywords.Add(spamKeyword);
            }

            public List<String> CreateNewEmailList(List<Email> email)
            {
                List<string> newEmailList = new List<string>();
                for (int i = 0; i < email.Count(); i++)
                {
                    for (int j = 0; j < spamKeywords.Count(); i++)
                    {
                        if (email[i].Subject.Contains(":)") || email[i].Body.Contains(spamKeywords[j]))
                        {
                            newEmailList.Add(email[i].Body); //misli li se samo na spam sadrzaj ili na spam mail u globalu?
                        }
                    }
                }
                return newEmailList;
            }

            public List<String> CreateSendersList(List<Email> email)
            {
                List<String> sendersList = new List<string>();
                for (int i = 0; i < email.Count(); i++)
                {
                    for (int j = 0; j < spamKeywords.Count(); i++)
                    {
                        if (email[i].Subject.Contains(":)") || email[i].Body.Contains(spamKeywords[j]))
                        {
                            sendersList.Add(email[i].Sender);
                        }
                    }
                }
                return sendersList;
            }
        }

        int EndsWithDomain(List<Email> email)
        {
                int counter = 0;
                for(int i = 0; i < email.Count(); i++)
                {
                    if (email[i].Sender.Contains("gmail.com"))
                    {
                        counter++;
                    }
                }
                return counter;
        }

        static void Main(string[] args)
        {
            List<Email> discountOffers = mailClient.FetchNewMessages();
            int totalEmails = discountOffers.Count();
            EndsWithDomain(discountOffers);
            int newTotal = discountOffers.Count();
            Console.WriteLine("Udio emailova koji je dosao s domene gmail.com je ", (newTotal/totalEmails)*100 , " %.");

        }
    }
}