M2.4: the server decides online (characters, inventory, stats, death, owned graves, per-player saves); death screen with Respawn after 3 s

scripts/building/grave.gd

@@ -1,20 +1,46 @@
 extends "res://scripts/building/piece.gd"
 ## Grave: left where you died, holding everything you carried. Open it with E
 ## to take your things back; it crumbles once empty.
+##
+## On a server it has an owner (whoever died), and only they can open it
+## (player_net.gd asks use_block_reason). Server rules for friends come in M2.6.
 
 var inventory := Inventory.new(40)
+var owner_id := ""
+var owner_name := ""
 
 func _build() -> void:
 	inventory.changed.connect(_on_changed)
 
+func _mine() -> bool:
+	return owner_id.is_empty() or Net.state != "connected" or owner_id == Net.get_identity().player_id
+
 func display_name() -> String:
-	return "Your grave"
+	return "Your grave" if _mine() else "%s's grave" % owner_name
 
 func interact_prompt(_player: Node) -> String:
+	if not _mine():
+		return "%s's grave" % owner_name
 	return "Your grave  [E] Recover belongings"
 
 func interact(player: Node) -> void:
-	player.open_inventory(self)
+	if _mine():
+		player.open_inventory(self)
+	else:
+		Actions.notify.emit("That's %s's grave" % owner_name)
+
+## Server: why player `id` can't take from it ("" = they can).
+func use_block_reason(id: String) -> String:
+	if owner_id.is_empty() or owner_id == id:
+		return ""
+	return "That's %s's grave" % owner_name
+
+func save_extra() -> Dictionary:
+	return {"owner_id": owner_id, "owner_name": owner_name} if not owner_id.is_empty() else {}
+
+func load_extra(d: Dictionary) -> void:
+	owner_id = String(d.get("owner_id", ""))
+	owner_name = String(d.get("owner_name", ""))
 
 func _on_changed() -> void:
 	if WorldNet.world != null: