using FluentValidation;
using Landmark.OLA.Models.Assets.Enums;
using Landmark.OLA.Models.Loan.Enums;

namespace Landmark.OLA.Models.Loan.Validators
{
    class VehicleValidator : AbstractValidator<LoanApplication>
    {
        private readonly Dictionary<VehicleType, List<LoanType>> _VehiclesToLoans = new()
        {
            { VehicleType.Automobile,
                new List<LoanType>
                {
                    LoanType.V_Vehicle,
                    LoanType.V_VehiclePreapproval,
                }
            },
            { VehicleType.Motorcycle,
                new List<LoanType>
                {
                    LoanType.V_Vehicle,
                    LoanType.V_VehiclePreapproval,
                }
            },
            { VehicleType.Boat,
                new List<LoanType>
                {
                    LoanType.M_Boat,
                }
            },
            { VehicleType.ATV,
                new List<LoanType>
                {
                    LoanType.P_Powersport,
                }
            },
            { VehicleType.PWC,
                new List<LoanType>
                {
                    LoanType.P_Powersport,
                }
            },
            { VehicleType.RecreationalVehicle,
                new List<LoanType>
                {
                    LoanType.P_Powersport,
                }
            },
            { VehicleType.Snowmobile,
                new List<LoanType>
                {
                    LoanType.P_Powersport,
                }
            },
            { VehicleType.TrailerMotorHome,
                new List<LoanType>
                {
                    LoanType.T_TrailerMotorhome,
                }
            },
        };


        public VehicleValidator()
        {
            RuleFor(x => x.Vehicle.Type).Must((x, vehicleType) => IsAllowedVehicleTypeForLoan(x.LoanType.Value, vehicleType.Value))
                .WithMessage($"Vehicle type is not allowed for this loan type.");
        }

        private bool IsAllowedVehicleTypeForLoan(LoanType loanType, VehicleType vehicleType)
        {
            if (_VehiclesToLoans.TryGetValue(vehicleType, out var loanTypeList))
            {
                return loanTypeList.Contains(loanType);
            }

            return false;
        }
    }
}