public decimal? ModifPartYeur(int OptionValue, decimal Pourcentage, bool ViePACPaid, int healthcareProtectionId, int dentalProtectionId, int vieProtectionId, int mamProtectionId, int pacProtectionId)
        {
            // Prime en protection protectionId (ind, fam, mono, exempt ou NA) de l'option (A, B, C, EX) de l'employée payée à Pourcentage selon si ViePACPaid (Vrai Ou Faux)

            // Backup employee data
            var tmp = new ActualEmployee();
            tmp.HealthcareProtectionId = _aggregate.Employee.HealthcareProtectionId;
            tmp.DentalProtectionId = _aggregate.Employee.DentalProtectionId;
            tmp.VieProtectionId = _aggregate.Employee.VieProtectionId;
            tmp.MAMProtectionId = _aggregate.Employee.MAMProtectionId;
            tmp.PACProtectionId = _aggregate.Employee.PACProtectionId;
            tmp.Options = _aggregate.Employee.Options;
            tmp.PartYeurGlobale = _aggregate.Employee.PartYeurGlobale;


            var _engine = ((Container)_this).GetInstance<ActualEngine>();
            if (_premium == null)
            {
                return null;
            }
            var montantInitialYe = _premium.Coverages.Where(o => o.Key.CoverageTypeId < 15).Sum(o => o.Value.PremiumInclTax);

            // Modification des paramètres pour convenir à la nouvelle façon de calculer
            _aggregate.Employee.HealthcareProtectionId = (tmp.HealthcareProtectionId == 5 || tmp.HealthcareProtectionId == 6 ? 6 : healthcareProtectionId);
            _aggregate.Employee.DentalProtectionId = (tmp.DentalProtectionId == 5 || tmp.DentalProtectionId == 6 ? 6 : dentalProtectionId);
            _aggregate.Employee.VieProtectionId = vieProtectionId;
            _aggregate.Employee.MAMProtectionId = mamProtectionId;
            _aggregate.Employee.PACProtectionId = pacProtectionId;
            _aggregate.Employee.Options.Remove("Option");
            _aggregate.Employee.Options.Add("Option", OptionValue); // Option désirée
            _aggregate.Employee.PartYeurGlobale = "1"; // Afin de ne pas créer une boucle infini. Ne pas en tenir compte car nous voulons seulement la prime totale.

            var premium = new ActualPremium(_aggregate.Employee, _premium.CalculationDate);
            premium.OptimizationTypeId = _premium.OptimizationTypeId;
            var task = Task.Run(async () =>
            {
                await _engine._chain.Apply(_aggregate, premium);
                return premium;
            });
            premium = task.Result;

            var sommeGarantiesPayeParYeur = premium.Coverages.Where(o => o.Key.CoverageTypeId < 15 && (ViePACPaid ? true : o.Key.CoverageId != 10)).Sum(o => o.Value.PremiumInclTax);

            var montantPayeParYeur = sommeGarantiesPayeParYeur * Pourcentage;

            decimal res = 0;
            if (montantInitialYe != 0)
            {
                res = montantPayeParYeur / montantInitialYe;
            }

            // ATTENTION À CONFIRMER AVEC CAS EXEMPTÉ
            if (res > 1)
            {
                res = 1;
            }

            _premium.Employee.HealthcareProtectionId = tmp.HealthcareProtectionId;
            _premium.Employee.DentalProtectionId = tmp.DentalProtectionId;
            _premium.Employee.VieProtectionId = tmp.VieProtectionId;
            _premium.Employee.MAMProtectionId = tmp.MAMProtectionId;
            _premium.Employee.PACProtectionId = tmp.PACProtectionId;


            _premium.Employee.Options = tmp.Options;
            _premium.Employee.PartYeurGlobale = tmp.PartYeurGlobale;


            return res;
        }