Fix firelock lights for hot / pressurized rooms (#15892)

Content.Shared/Doors/Components/FirelockComponent.cs

@@ -0,0 +1,43 @@
+using Content.Shared.Doors.Components;
+
+namespace Content.Shared.Doors.Components
+{
+    /// <summary>
+    /// Companion component to <see cref="DoorComponent"/> that handles firelock-specific behavior, including
+    /// auto-closing on depressurization, air/fire alarm interactions, and preventing normal door functions when
+    /// retaining pressure..
+    /// </summary>
+    [RegisterComponent]
+    public sealed class FirelockComponent : Component
+    {
+        /// <summary>
+        /// Pry time modifier to be used when the firelock is currently closed due to fire or pressure.
+        /// </summary>
+        /// <returns></returns>
+        [DataField("lockedPryTimeModifier"), ViewVariables(VVAccess.ReadWrite)]
+        public float LockedPryTimeModifier = 1.5f;
+
+        [DataField("autocloseDelay")] public TimeSpan AutocloseDelay = TimeSpan.FromSeconds(3f);
+
+        /// <summary>
+        /// Maximum pressure difference before the firelock will refuse to open, in kPa.
+        /// </summary>
+        [DataField("pressureThreshold"), ViewVariables(VVAccess.ReadWrite)]
+        public float PressureThreshold = 20;
+
+        /// <summary>
+        /// Maximum temperature difference before the firelock will refuse to open, in k.
+        /// </summary>
+        [DataField("temperatureThreshold"), ViewVariables(VVAccess.ReadWrite)]
+        public float TemperatureThreshold = 330;
+        // this used to check for hot-spots, but because accessing that data is a a mess this now just checks
+        // temperature. This does mean a cold room will trigger hot-air pop-ups
+
+        /// <summary>
+        /// If true, and if this door has an <see cref="AtmosAlarmableComponent"/>, then it will only auto-close if the
+        /// alarm is set to danger.
+        /// </summary>
+        [DataField("alarmAutoClose"), ViewVariables(VVAccess.ReadWrite)]
+        public bool AlarmAutoClose = true;
+    }
+}