chore: add back in config classes

Mobile Control (for the moment) relies on these classes, so they are necessary in Essentials until we determine a better solution.

src/PepperDash.Essentials.Core/Room/EsentialsRoomEmergencyContactClosure.cs

@@ -0,0 +1,47 @@
+using System;
+using Crestron.SimplSharpPro;
+using PepperDash.Essentials.Room.Config;
+
+namespace PepperDash.Essentials.Core
+{
+    public class EssentialsRoomEmergencyContactClosure : EssentialsRoomEmergencyBase
+    {
+        IEssentialsRoom Room;
+        string Behavior;
+        bool TriggerOnClose;
+
+        public EssentialsRoomEmergencyContactClosure(string key, EssentialsRoomEmergencyConfig config, IEssentialsRoom room) :
+            base(key)
+        {
+            Room = room;
+            var cs = Global.ControlSystem;
+
+            if (config.Trigger.Type.Equals("contact", StringComparison.OrdinalIgnoreCase))
+            {
+                var portNum = (uint)config.Trigger.Number;
+                if (portNum <= cs.NumberOfDigitalInputPorts)
+                {
+                    cs.DigitalInputPorts[portNum].Register();
+                    cs.DigitalInputPorts[portNum].StateChange += EsentialsRoomEmergencyContactClosure_StateChange;
+                }
+            }
+            Behavior = config.Behavior;
+            TriggerOnClose = config.Trigger.TriggerOnClose;
+        }
+
+        void EsentialsRoomEmergencyContactClosure_StateChange(DigitalInput digitalInput, DigitalInputEventArgs args)
+        {
+            if (args.State && TriggerOnClose || !args.State && !TriggerOnClose)
+                RunEmergencyBehavior();
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public void RunEmergencyBehavior()
+        {
+            if (Behavior.Equals("shutdown"))
+                Room.Shutdown();
+        }
+    }
+}