internal ManagerInTime GetBestManagerInTime(ManagerInTime managerInTime)
        {
            List <int>            managersId    = new List <int>();
            Dictionary <int, int> salesQuantity = new Dictionary <int, int>();

            foreach (Manager item in _context.Manager.ToList())
            {
                managersId.Add(item.ID);
            }

            foreach (int id in managersId)
            {
                salesQuantity.Add(id, _context.Deal.ToList().FindAll(e => e.ManagerID == id && managerInTime.Beginning <= e.Time && e.Time <= managerInTime.TheEnd).Count());
            }

            managerInTime.ManagerId = salesQuantity.First(item => item.Value == salesQuantity.Values.Max()).Key;

            int bestQuantity;

            salesQuantity.TryGetValue(managerInTime.ManagerId, out bestQuantity);

            managerInTime.salesQuantity = bestQuantity;

            return(managerInTime);
        }
 public ManagerInTime GetBestManager([FromBody] ManagerInTime managerInTime)
 {
     return(_managerService.GetBestManagerInTime(managerInTime));
 }