Suit sensor and crew monitoring (#5521)

Co-authored-by: Paul Ritter <ritter.paul1@googlemail.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Server/Medical/SuitSensors/SuitSensorComponent.cs

@@ -0,0 +1,59 @@
+using System;
+using Content.Shared.Inventory;
+using Content.Shared.Medical.SuitSensor;
+using Robust.Shared.Analyzers;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+
+namespace Content.Server.Medical.SuitSensors
+{
+    /// <summary>
+    ///     Tracking device, embedded in almost all uniforms and jumpsuits.
+    ///     If enabled, will report to crew monitoring console owners position and status.
+    /// </summary>
+    [RegisterComponent]
+    [Friend(typeof(SuitSensorSystem))]
+    [ComponentProtoName("SuitSensor")]
+    public sealed class SuitSensorComponent : Component
+    {
+        /// <summary>
+        ///     Choose a random sensor mode when item is spawned.
+        /// </summary>
+        [DataField("randomMode")]
+        public bool RandomMode = true;
+
+        /// <summary>
+        ///     If true user can't change suit sensor mode
+        /// </summary>
+        [DataField("controlsLocked")]
+        public bool ControlsLocked = false;
+
+        /// <summary>
+        ///     Current sensor mode. Can be switched by user verbs.
+        /// </summary>
+        [DataField("mode")]
+        public SuitSensorMode Mode = SuitSensorMode.SensorOff;
+
+        /// <summary>
+        ///     Activate sensor if user wear it in this slot.
+        /// </summary>
+        [DataField("activationSlot")]
+        public EquipmentSlotDefines.Slots ActivationSlot = EquipmentSlotDefines.Slots.INNERCLOTHING;
+
+        /// <summary>
+        ///     How often does sensor update its owners status (in seconds).
+        /// </summary>
+        [DataField("updateRate")]
+        public float UpdateRate = 2f;
+
+        /// <summary>
+        ///     Current user that wears suit sensor. Null if nobody wearing it.
+        /// </summary>
+        public EntityUid? User = null;
+
+        /// <summary>
+        ///     Last time when sensor updated owners status
+        /// </summary>
+        public TimeSpan LastUpdate = TimeSpan.Zero;
+    }
+}