The Cove's wreck: driftwood and salt on the beach, the captain's sea chest (a treasure map, nails, salt; once each), each player's own X on the map; online too

scripts/net/player_net.gd

@@ -363,6 +363,11 @@ func _run(p: Node3D, what: String, a: Array) -> void:
 		"tunnel_prop":
 			if w.tunnel != null:
 				w.tunnel.set_prop(p, _i(a, 0))
+		"wreck_chest":
+			# The wreck's sea chest: each player's share, once.
+			if w.wreck != null and p.global_position.distance_to(w.wreck.chest.global_position) < 4.0:
+				if w.wreck.open_for(p, String(p.player_id)):
+					WorldNet.wreck_state(w.wreck.to_data())
 		"tunnel_go":
 			# Down into the cliff tunnel, or back out at the top: a teleport
 			# the server makes (the tunnel's under the island), from nearby.

scripts/net/world_net.gd

@@ -377,6 +377,18 @@ func tunnel_state(d: Dictionary) -> void:
 	if Lands.hub:
 		Lands.push_tunnel(int(d.get("dug", 0)))
 
+## Who's had their share of the wreck's sea chest changed: everyone here
+## sees whether it's empty for them.
+func wreck_state(d: Dictionary) -> void:
+	_all("_s2c_wreck", [d])
+	mark_changed()
+
+@rpc("authority", "call_remote", "reliable")
+func _s2c_wreck(d: Dictionary) -> void:
+	if not is_client() or world.wreck == null:
+		return
+	world.wreck.load_data(d)
+
 @rpc("authority", "call_remote", "reliable")
 func _s2c_tunnel(d: Dictionary) -> void:
 	if not is_client() or world.tunnel == null: