using C4IT.FASD.Base;
using FasdDesktopUi.Basics.Services.RelationService;
using System;
using System.Collections.Generic;
using System.ComponentModel;

namespace FasdDesktopUi.Basics.Services.SupportCase
{
    public static class SupportCaseFactory
    {
        private static readonly Dictionary<Guid, ISupportCase> _supportCases = new Dictionary<Guid, ISupportCase>();

        private static ISupportCase Create(cF4sdIdentityEntry primaryIdentity, IRelationService relationService, cSupportCaseDataProvider supportCaseDataProvider)
        {
            SupportCase supportCase = new SupportCase(primaryIdentity.Id, relationService, supportCaseDataProvider);
            _supportCases.Add(primaryIdentity.Id, supportCase);
            supportCase.Initialize();
            return supportCase;
        }

        public static ISupportCase Get(cF4sdIdentityEntry primaryIdentity, IRelationService relationService, cSupportCaseDataProvider supportCaseDataProvider)
        {
            if (primaryIdentity is null)
                throw new InvalidEnumArgumentException($"{nameof(primaryIdentity)} must not be null.");

            if (_supportCases.TryGetValue(primaryIdentity.Id, out var supportCase))
            {
                supportCase.Initialize();
                return supportCase;
            }

            return Create(primaryIdentity, relationService, supportCaseDataProvider);
        }
    }
}