public void ApplyEvent(MembershipPointsEarnedEvent simpleEvent)
{
var point = MembershipPoint.New(simpleEvent.Amount, simpleEvent.PointsType, simpleEvent.EarnedAt);
Points.Add(point);
Version++;
// domain rule. if the new points are in between 200 - 300, and it is a membership type level 1, we upgrade the membership.
// if the points above 300 then it would be membership type level 3
if (TotalPoints > 200 && TotalPoints < 300 && Type == MembershipType.Level1)
{
UpgradeMembership();
}
if (TotalPoints > 300)
{
// convert membership type to lvl 3
if (Type == MembershipType.Level1)
{
UpgradeMembership();
UpgradeMembership();
}
else if (Type == MembershipType.Level2)
{
UpgradeMembership();
}
}
}
public static MembershipPoint New(double amount, MembershipPointsType type, DateTime earnedAt)
{
var newPoint = new MembershipPoint(amount, type, earnedAt);
return(newPoint);
}
