public SearchFoodResultModel FindProvidersWithinRange(SearchFoodModel searchModel)
        {
            if (searchModel == null)
            {
                return(null);
            }
            var providers = DbContext.GetProvidersInRange(searchModel.Latitude, searchModel.Longitude, searchModel.Range, searchModel.ConvertToMile).Select(ProviderModel.CreateFromEntity).ToList();
            var users     = DbContext.GetUsers();

            return(new SearchFoodResultModel {
                ProviderInfos = providers.Select(p => new UserProviderModel {
                    UserInfo = UserModel.CreateFromEntity(users.Single(u => u.UserId == p.ProviderId)), ProviderInfo = p
                }).ToList()
            });
        }