up3

server/internal/nbtconv/item.go

@@ -0,0 +1,31 @@
+package nbtconv
+
+import (
+	"github.com/df-mc/dragonfly/server/item/inventory"
+)
+
+// InvFromNBT decodes the data of an NBT slice into the inventory passed.
+func InvFromNBT(inv *inventory.Inventory, items []any) {
+	for _, itemData := range items {
+		data, _ := itemData.(map[string]any)
+		it := Item(data, nil)
+		if it.Empty() {
+			continue
+		}
+		_ = inv.SetItem(int(Uint8(data, "Slot")), it)
+	}
+}
+
+// InvToNBT encodes an inventory to a data slice which may be encoded as NBT.
+func InvToNBT(inv *inventory.Inventory) []map[string]any {
+	var items []map[string]any
+	for index, i := range inv.Slots() {
+		if i.Empty() {
+			continue
+		}
+		data := WriteItem(i, true)
+		data["Slot"] = byte(index)
+		items = append(items, data)
+	}
+	return items
+}