public RejectionMessageAndSuccess Transform([NotNull] IEnumerable <IDriver> drivers)
{
if (drivers == null)
{
throw new ArgumentNullException(nameof(drivers));
}
var driversArray = drivers.ToArray();
if (!driversArray.Any())
{
return(new RejectionMessageAndSuccess(string.Empty, true));
}
var oldestDriver = driversArray.OrderBy(o => o.DateOfBirth).First();
var oldestDriverIsOlderThanMaximumAge = oldestDriver.DateOfBirth < _todayProvider.Get().AddYears(-_maximumAge);
if (oldestDriverIsOlderThanMaximumAge)
{
return(new RejectionMessageAndSuccess($"Age of Oldest Driver {oldestDriver.Name}", false));
}
return(new RejectionMessageAndSuccess(string.Empty, true));
}
public RejectionMessageAndSuccess Transform(DateTime policyStartDate)
{
var today = _todayProvider.Get();
if (today > policyStartDate)
{
return(new RejectionMessageAndSuccess("Start Date of Policy", false));
}
return(new RejectionMessageAndSuccess(string.Empty, true));
}
public RejectionMessageAndSuccess Transform([NotNull] IEnumerable<IDriver> drivers)
{
if (drivers == null) throw new ArgumentNullException(nameof(drivers));
var driversArray = drivers.ToArray();
if(!driversArray.Any()) return new RejectionMessageAndSuccess(string.Empty, true);
var youngestDriver = driversArray.OrderByDescending(o => o.DateOfBirth).First();
var youngestDriverIsOlderThanMinimumAge = youngestDriver.DateOfBirth <= _todayProvider.Get().AddYears(-_minimumAge);
if(!youngestDriverIsOlderThanMinimumAge) return new RejectionMessageAndSuccess($"Age of Youngest Driver {youngestDriver.Name}", false);
return new RejectionMessageAndSuccess(string.Empty, true);
}
public double Transform([NotNull] DriverAndPremium driverAndPremium)
{
if (driverAndPremium == null)
{
throw new ArgumentNullException(nameof(driverAndPremium));
}
var driver = driverAndPremium.Driver;
var premium = driverAndPremium.Premium;
var today = _todayProvider.Get();
if (driver.DateOfBirth < today.AddYears(-_startingAdultAge) && driver.DateOfBirth > today.AddYears(-_endingAdultAge))
{
premium -= premium * _decreasePremiumValue;
}
return(premium);
}
public double Transform([NotNull] DriverAndPremium driverAndPremium)
{
if (driverAndPremium == null)
{
throw new ArgumentNullException(nameof(driverAndPremium));
}
var driver = driverAndPremium.Driver;
var premium = driverAndPremium.Premium;
var today = _todayProvider.Get();
var claimsWithinSmallerTimeFrame = driver.Claims.Where(a => a.DateOfClaim > today.AddYears(-_smallerTimeSpanInYears));
var claimsWithinLargerTimeFrame = driver.Claims.Where(a => a.DateOfClaim <today.AddYears(-_smallerTimeSpanInYears) && a.DateOfClaim> today.AddYears(-_largerTimeSpanInYears));
premium = claimsWithinSmallerTimeFrame.Aggregate(premium, (o, a) => o + o * _largePercentageIncrease);
return(claimsWithinLargerTimeFrame.Aggregate(premium, (o, a) => o + o * _smallerPercentIncrease));
}