From 01c49cadf15bec8b267709da302cef11fd98f7b7 Mon Sep 17 00:00:00 2001
From: Joachim Stolberg <joe.stolberg@gmx.de>
Date: Fri, 24 Jul 2020 18:20:26 +0200
Subject: [PATCH] state command added

---
 logic/cart_detector.lua   |  7 +++++++
 logic/node_detector.lua   | 15 +++++++++++++++
 logic/player_detector.lua |  8 ++++++++
 3 files changed, 30 insertions(+)

diff --git a/logic/cart_detector.lua b/logic/cart_detector.lua
index e4cc429..3c672e8 100644
--- a/logic/cart_detector.lua
+++ b/logic/cart_detector.lua
@@ -136,6 +136,13 @@ techage.register_node({"techage:ta3_cartdetector_off", "techage:ta3_cartdetector
 			local node = minetest.get_node(pos)
 			local dir = minetest.facedir_to_dir(node.param2)
 			minecart.punch_cart(pos, nil, 1.5, dir)
+		elseif topic == "state" then
+			local node = techage.get_node_lvm(pos)
+			if node.name == "techage:ta3_cartdetector_on" then
+				return "on"
+			else
+				return "off"
+			end
 		else
 			return "unsupported"
 		end
diff --git a/logic/node_detector.lua b/logic/node_detector.lua
index 34cea52..6025598 100644
--- a/logic/node_detector.lua
+++ b/logic/node_detector.lua
@@ -187,6 +187,21 @@ minetest.register_craft({
 })
 
 techage.register_node({"techage:ta3_nodedetector_off", "techage:ta3_nodedetector_on"}, {
+	on_recv_message = function(pos, src, topic, payload)
+		if topic == "name" then
+			local nvm = techage.get_nvm(pos)
+			return nvm.player_name or ""
+		elseif topic == "state" then
+			local node = techage.get_node_lvm(pos)
+			if node.name == "techage:ta3_nodedetector_off" then
+				return "on"
+			else
+				return "off"
+			end
+		else
+			return "unsupported"
+		end
+	end,
 	on_node_load = function(pos)
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	end,
diff --git a/logic/player_detector.lua b/logic/player_detector.lua
index ef4a120..8013044 100644
--- a/logic/player_detector.lua
+++ b/logic/player_detector.lua
@@ -311,6 +311,14 @@ techage.register_node({
 			if topic == "name" then
 				local nvm = techage.get_nvm(pos)
 				return nvm.player_name or ""
+			elseif topic == "state" then
+				local node = techage.get_node_lvm(pos)
+				if node.name == "techage:ta3_playerdetector_on" or 
+						node.name == "techage:ta4_playerdetector_on" then
+					return "on"
+				else
+					return "off"
+				end
 			else
 				return "unsupported"
 			end