using System;
using System.Collections.Generic;
using CandyHouseBase.Exceptions;
using CandyHouseBase.Extensions;
using CandyHouseBase.Infrastructure;

namespace CandyHouseBase.DataModels
{
    public class SupplyDataModel : IValidation
    {
        public string Id { get; private set; }
        public DateTime SupplyDate { get; private set; }
        public List<SupplyItemDataModel> SupplyItems { get; private set; }

        public SupplyDataModel(string id, DateTime supplyDate, List<SupplyItemDataModel> supplyItems)
        {
            Id = id;
            SupplyDate = supplyDate;
            SupplyItems = supplyItems;
        }

        public void Validate()
        {
            if (!Id.IsGuid()) throw new ValidationException("Id must be a GUID");
            if (SupplyItems == null || SupplyItems.Count == 0) throw new ValidationException("Supply must contain at least one item");
        }
    }
}