[DataContract]
    public class Curency
    {
        [DataMember]
        public string ISO { get; set; }

        [DataMember]
        public string Name { get; set; }

        [DataMember]
        public double ExchangeRate { get; set; }

        public Curency()
        { }
        public Curency(string iso, string name, double rate)
        {
            this.ISO = iso;
            this.Name = name;
            this.ExchangeRate = rate;
        }

    }

    public class CurencyRepository
    {
        private List<Models.Curency> curencyList = new List<Models.Curency>();
        public CurencyRepository()
        {
            curencyList.Add(new Models.Curency("DKK", "Denmark", 100.0000));
            curencyList.Add(new Models.Curency("USD", "America", 524.0200));
            curencyList.Add(new Models.Curency("CAD", "Canada", 492.2700));
            curencyList.Add(new Models.Curency("EUR", "Euro", 745.9900));
            curencyList.Add(new Models.Curency("NOK", "Norge", 90.3400));
            curencyList.Add(new Models.Curency("GBP", "Storbritannien", 947.5300));
            curencyList.Add(new Models.Curency("SEK", "Sverige", 78.2100));

        }
        public List<Models.Curency> GetCurencyList()
        {
            return curencyList;   // constant so no need for copy list
        }
        public Models.Curency GetCurency(string iso)
        {
            foreach (Models.Curency curency in curencyList)
            {
                if (curency.ISO == iso)
                    return curency;
            }
            return null;
        }


    }