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

namespace MarketData.MarketDataModel
{
  public class HeadlinesEqualityComparer : IEqualityComparer<Headline>
  {
    public bool Equals(Headline x,Headline y)
    {
      if(null==x || null ==y || null==x.Entry || null==y.Entry)return false;
      if(x.Date.Equals(y.Date) && x.Entry.Equals(y.Entry))return false;
      return true;
    }
    public int GetHashCode(Headline headline)
    {
      return (headline.Date.ToShortDateString()+headline.Entry).GetHashCode();
    }
  }
  public class Headlines : List<Headline>
  {
    public Headlines()
    {
    }
    public Headlines(List<Headline> headlines)
    {
      foreach(Headline headline in headlines)Add(headline);
    }
  }
  public class Headline
  {
    public Headline()
    {
    }
    public Headline(Headline headline)
    {
      Date=headline.Date;
      Symbol=headline.Symbol;
      CompanyName=headline.CompanyName;
      Entry=headline.Entry;
      Modified=headline.Modified;
      Source=headline.Source;
    }
    public Headline(String symbol,DateTime date,String entry)
    {
      Symbol=symbol;
      Date=date;
      Entry=entry;
      Modified=DateTime.Now;
    }
    public DateTime Date{get;set;}
    public String Symbol{get;set;}
    public String CompanyName{get;set;}
    public String Entry{get;set;}
    public DateTime Modified{get;set;}
    public String Source{get;set;}
  }
}