Lek.cs

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

namespace Common
{
    [DataContract]

    public class Lek
    {
        public Lek()
        {
            Id = 0;
            Ime = "ime";
            Kolicina = 0;
            Sastojci = new List<string>();

        }

        public Lek(int id, string ime, int kolicina, List<string> sastojci)
        {
            Id = id;
            Ime = ime;
            Kolicina = kolicina;
            Sastojci = sastojci;
        }

        [DataMember]
        public int Id { get; set; }
        [DataMember]
        public string Ime { get; set; }
        [DataMember]
        public int Kolicina { get; set; }
        [DataMember]
        public List<string> Sastojci {  get; set; }

        public override string ToString()
        {
            string ret = $"ID: {Id}, IME: {Ime}, KOLICINA: {Kolicina}, SASTOJCI:";
            foreach (string s in Sastojci)
            {
                ret += s ;
                ret += " " ;
            }
            ret += "\n" ;
            return ret ;
        }
    }
}