Presence and light sensor call all function in array

config.lua

@@ -34,11 +34,24 @@ local ntfy = Ntfy.new({
 })
 automation.device_manager:add(ntfy)
 
+local on_presence = {
+	add = function(self, f)
+		self[#self + 1] = f
+	end,
+}
 automation.device_manager:add(Presence.new({
 	topic = mqtt_automation("presence/+/#"),
 	client = mqtt_client,
 	event_channel = automation.device_manager:event_channel(),
 	callback = function(_, presence)
+		for _, f in ipairs(on_presence) do
+			if type(f) == "function" then
+				f(presence)
+			end
+		end
+	end,
+}))
+on_presence:add(function(presence)
 	ntfy:send_notification({
 		title = "Presence",
 		message = presence and "Home" or "Away",
@@ -56,8 +69,33 @@ automation.device_manager:add(Presence.new({
 			},
 		},
 	})
+end)
+
+local on_light = {
+	add = function(self, f)
+		self[#self + 1] = f
+	end,
+}
+automation.device_manager:add(LightSensor.new({
+	identifier = "living_light_sensor",
+	topic = mqtt_z2m("living/light"),
+	client = mqtt_client,
+	min = 22000,
+	max = 23500,
+	callback = function(_, light)
+		for _, f in ipairs(on_light) do
+			if type(f) == "function" then
+				f(light)
+			end
+		end
 	end,
 }))
+on_light:add(function(light)
+	mqtt_client:send_message(mqtt_automation("debug") .. "/darkness", {
+		state = not light,
+		updated = automation.util.get_epoch(),
+	})
+end)
 
 automation.device_manager:add(DebugBridge.new({
 	identifier = "debug_bridge",
@@ -78,6 +116,9 @@ local hue_bridge = HueBridge.new({
 	},
 })
 automation.device_manager:add(hue_bridge)
+on_light:add(function(light)
+	hue_bridge:set_flag("darkness", not light)
+end)
 
 local kitchen_lights = HueGroup.new({
 	identifier = "kitchen_lights",
@@ -120,21 +161,6 @@ automation.device_manager:add(HueSwitch.new({
 	end,
 }))
 
-automation.device_manager:add(LightSensor.new({
-	identifier = "living_light_sensor",
-	topic = mqtt_z2m("living/light"),
-	client = mqtt_client,
-	min = 22000,
-	max = 23500,
-	callback = function(_, light)
-		hue_bridge:set_flag("darkness", not light)
-		mqtt_client:send_message(mqtt_automation("debug") .. "/darkness", {
-			state = not light,
-			updated = automation.util.get_epoch(),
-		})
-	end,
-}))
-
 automation.device_manager:add(WakeOnLAN.new({
 	name = "Zeus",
 	room = "Living Room",