public DomainResult ChooseSkill(SkillReadModel newSkill)
{
if (!FreeSkillPoints.Any())
{
return(DomainResult.Error(new NoLevelUpsAvailable()));
}
if (CurrentSkills.Any(s => s.SkillId == newSkill.SkillId))
{
return(DomainResult.Error(
new CanNotPickSkillTwice(CurrentSkills.Select(s => s.SkillId))));
}
foreach (var freeSkillPoint in FreeSkillPoints)
{
if (!HasPlayerFreeSkillForChosenSkill(newSkill, freeSkillPoint))
{
return(DomainResult.Error(new SkillNotPickable(freeSkillPoint)));
}
}
var newFreeSkills = GetMinimalSkillToRemove(FreeSkillPoints, newSkill);
var domainEvent = new SkillChosen(PlayerId, newSkill, newFreeSkills);
Apply(domainEvent);
return(DomainResult.Ok(domainEvent));
}
public void Apply(SkillChosen domainEvent)
{
CurrentSkills = CurrentSkills.Append(domainEvent.NewSkill);
FreeSkillPoints = domainEvent.NewFreeSkillPoints;
}
public void Handle(SkillChosen domainEvent)
{
Skills = Skills.Append(domainEvent.NewSkill.SkillId);
FreeSkillPoints = domainEvent.NewFreeSkillPoints;
}
