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

namespace MarketData.MarketDataModel
{
  public class DividendPayments : List<DividendPayment>
  {
    public DividendPayments()
    {
    }
    public DividendPayments(List<DividendPayment> dividendPayments)
    {
      foreach(DividendPayment dividendPayment in dividendPayments)Add(dividendPayment);
    }
    public double GetDividendPaymentsToDate(DateTime date)
    {
      return (from DividendPayment dividendPayment in this where dividendPayment.PaymentDate<=date select dividendPayment.Amount).Sum();
    }
    public DividendPayments FilterAccounts(String filterAccounts)
    {
      if(null==filterAccounts)return this;
      List<String> accountsToInclude=Utility.ToList(filterAccounts); 
      DividendPayments dividendPayments=new DividendPayments((from DividendPayment dividendPayment in this where accountsToInclude.Any(x=>x.Equals(dividendPayment.Account)) select dividendPayment).ToList());
      return dividendPayments;
    }
    public DividendPayments FilterSymbols(String filterSymbols)
    {
      if(null==filterSymbols) return this;
      List<String> symbolsToInclude=Utility.ToList(filterSymbols);
      DividendPayments dividendPayments=new DividendPayments((from DividendPayment dividendPayment in this where symbolsToInclude.Any(x => x.Equals(dividendPayment.Symbol)) select dividendPayment).ToList());
      return dividendPayments;
    }
  }
  public class DividendPayment
  {
    public String Account{get;set;}
    public String Symbol{get;set;}
    public DateTime PaymentDate{get;set;}
    public double Amount{get;set;}
  }
}