1 files changed, 24 insertions, 15 deletions
diff --git a/internal/game/cmd_trigger_utility.go b/internal/game/cmd_trigger_utility.go
index ca65445..09eabb1 100644
--- a/internal/game/cmd_trigger_utility.go
+++ b/internal/game/cmd_trigger_utility.go
@@ -187,29 +187,34 @@ func (g *Game) triggerSuperheat(sess *net.Session, p *player.Player, mod *ModDef
 		return
 	}
 
-	for _, e := range c.Ingredients {
-		for _, itemID := range e.Items {
-			qty := e.Quantity
-			if qty <= 0 {
-				qty = 1
-			}
-			if p.CountItem(itemID) < qty {
-				def, _ := g.ItemStore.Load(itemID)
-				name := itemID
-				if def != nil {
-					name = def.Name
-				}
-				sess.WriteLine(fmt.Sprintf("You need %d %s.", qty, name))
-				return
+	// Availability resolves each entry the way consumeIngredients will: ONE
+	// listed alternative must cover the entry's full quantity. The previous
+	// hand-rolled loop required EVERY listed alternative, e.g. both a
+	// bucket AND a jug of water to superheat clay, and could not name the
+	// missing choice.
+	for i := range c.Ingredients {
+		id, qty := craftIngredientSource(&c.Ingredients[i], p.CountItem)
+		if id != "" {
+			continue
+		}
+		names := make([]string, 0, len(c.Ingredients[i].Items))
+		for _, itemID := range c.Ingredients[i].Items {
+			def, _ := g.ItemStore.Load(itemID)
+			name := itemID
+			if def != nil {
+				name = def.Name
 			}
+			names = append(names, fmt.Sprintf("%d %s", qty, name))
 		}
+		sess.WriteLine(fmt.Sprintf("You need one of: %s.", strings.Join(names, " or ")))
+		return
 	}
 
 	if p.Action != nil {
 		g.cancelAction(p)
 	}
 
-	consumeIngredients(c, p.HasItem, p.RemoveItem)
+	consumeIngredients(c, p.CountItem, p.RemoveItem)
 
 	outputQty := c.OutputQty
 	if outputQty <= 0 {
@@ -226,6 +231,10 @@ func (g *Game) triggerSuperheat(sess *net.Session, p *player.Player, mod *ModDef
 	}
 	if !placed {
 		freeSlot := p.FirstFreeSlot()
+		if freeSlot < 0 {
+			sess.WriteLine("Your inventory is too full!")
+			return
+		}
 		p.SetInvSlot(freeSlot, &player.InventorySlot{ItemID: match.ID, Quantity: outputQty})
 	}