commit 693d5988332b0af7e78234c17f1b0d45d787acd5
Author: D4VID <d4vid@d4vid.xyz>
Date:   Sat Oct 26 21:24:21 2024 +0200

    Magnetic card door controller

diff --git a/door_controller.lua b/door_controller.lua
new file mode 100644
index 0000000..c585db0
--- /dev/null
+++ b/door_controller.lua
@@ -0,0 +1,49 @@
+local component = require("component")
+local event = require("event")
+local os = require("os")
+
+local doorControllers = {}
+local cardReader = component.os_magreader
+
+for address, name in component.list("os_doorcontroller", true) do
+  table.insert(doorControllers, component.proxy(address))
+end
+
+GREEN_LED = 4
+YELLOW_LED = 2
+RED_LED = 1
+
+
+local function magCardCallback(eventName, address, playerName, cardData, cardUniqueId, isCardLocked, side)
+    -- bits for green, yellow and red leds
+    cardReader.setLightState(YELLOW_LED)
+    if cardData == "supertajneheslo" then
+        cardReader.setLightState(GREEN_LED)
+        -- open the doors
+        for _, doorController in ipairs(doorControllers) do
+            doorController.open()
+        end
+        os.sleep(3)
+        -- close the doors
+        for _, doorController in ipairs(doorControllers) do
+            doorController.close()
+        end
+    else
+        cardReader.setLightState(RED_LED)
+        os.sleep(2)
+    end
+    -- turn light indicators off
+    cardReader.setLightState(0)
+end
+
+-- control led indicators manually
+cardReader.swipeIndicator(false)
+
+-- subscribe to the event "magData" with
+event.listen("magData", magCardCallback)
+
+-- wait for an interrupt before closing the script (CTRL + C)
+event.pull("interrupted")
+
+-- unsubscribe from the event bus
+event.ignore("magData", magCardCallback)