package game

type Item int8

const (
	ItemNone Item = iota
	ItemLens
	ItemCig
	ItemBeer
	ItemCuff
	ItemKnife
)

func NewItem(rng *RNG) Item {
	return Item(rng.Intn(5)) + 1
}

func (i Item) Apply(g *Game) bool {
	switch i {
	case ItemNone:
		return false
	case ItemLens:
		if g.Reveal {
			return false
		}
		g.Reveal = true
		return true
	case ItemCig:
		cur := &g.PP[g.CurrentPlayer()]
		if cur.HP < g.HP {
			cur.HP++
			return true
		}
		return false
	case ItemBeer:
		g.PopShell()
		if g.Empty() {
			g.StartGroup()
		}
		return true
	case ItemCuff:
		opp := g.Opponent()
		if opp.Cuffs != Uncuffed {
			return false
		}
		opp.Cuffs = Cuffed
		return true
	case ItemKnife:
		if g.Damage != 1 {
			return false
		}
		g.Damage = 2
		return true
	default:
		panic("shotgun: unknown item")
	}
}