Make Saltern driveable (#4257)

* Broadphase refactor (content)

* Shuttle jank

* Fixes

* Testing jank

* Features and things

* Balance stuffsies

* AHHHHHHHHHHHHHHHH

* Mass and stuff working

* Fix drops

* Another balance pass

* Balance AGEN

* Add in stuff for rotating shuttles for debugging

* Nothing to see here

* Testbed stuffsies

* Fix some tests

* Fixen test

* Try fixing map

* Shuttle movement balance pass

* lasaggne

* Basic Helmsman console working

* Slight docking cleanup

* Helmsman requires power

* Basic shuttle test

* Stuff

* Fix computations

* Add shuttle console to saltern

* Rename helmsman to shuttleconsole

* Final stretch

* More tweaks

* Fix piloting prediction for now.

Content.Shared/Shuttles/PilotComponent.cs

@@ -0,0 +1,58 @@
+using System;
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameStates;
+using Robust.Shared.Log;
+using Robust.Shared.Players;
+using Robust.Shared.Serialization;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Shared.Shuttles
+{
+    /// <summary>
+    /// Stores what shuttle this entity is currently piloting.
+    /// </summary>
+    [RegisterComponent]
+    [NetworkedComponent()]
+    public sealed class PilotComponent : Component
+    {
+        public override string Name => "Pilot";
+        [ViewVariables] public SharedShuttleConsoleComponent? Console { get; set; }
+
+        public override void HandleComponentState(ComponentState? curState, ComponentState? nextState)
+        {
+            base.HandleComponentState(curState, nextState);
+            if (curState is not PilotComponentState state) return;
+
+            if (state.Console == null)
+            {
+                Console = null;
+                return;
+            }
+
+            if (!Owner.EntityManager.TryGetEntity(state.Console.Value, out var consoleEnt) ||
+                !consoleEnt.TryGetComponent(out SharedShuttleConsoleComponent? shuttleConsoleComponent))
+            {
+                Logger.Warning($"Unable to set Helmsman console to {state.Console.Value}");
+                return;
+            }
+
+            Console = shuttleConsoleComponent;
+        }
+
+        public override ComponentState GetComponentState(ICommonSession player)
+        {
+            return new PilotComponentState(Console?.Owner.Uid);
+        }
+
+        [Serializable, NetSerializable]
+        private sealed class PilotComponentState : ComponentState
+        {
+            public EntityUid? Console { get; }
+
+            public PilotComponentState(EntityUid? uid)
+            {
+                Console = uid;
+            }
+        }
+    }
+}

Content.Shared/Shuttles/SharedShuttleComponent.cs

@@ -0,0 +1,28 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Shared.Shuttles
+{
+    public abstract class SharedShuttleComponent : Component
+    {
+        public override string Name => "Shuttle";
+
+        [ViewVariables]
+        public virtual bool Enabled { get; set; } = true;
+
+        /// <summary>
+        /// How much our linear impulse is multiplied by.
+        /// </summary>
+        [ViewVariables(VVAccess.ReadWrite)]
+        public float SpeedMultipler { get; set; } = 200.0f;
+
+        [ViewVariables]
+        public ShuttleMode Mode { get; set; } = ShuttleMode.Docking;
+    }
+
+    public enum ShuttleMode : byte
+    {
+        Docking,
+        Cruise,
+    }
+}

Content.Shared/Shuttles/SharedShuttleConsoleComponent.cs

@@ -0,0 +1,14 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Shuttles
+{
+    /// <summary>
+    /// Interact with to start piloting a shuttle.
+    /// </summary>
+    [NetworkedComponent()]
+    public abstract class SharedShuttleConsoleComponent : Component
+    {
+        public override string Name => "ShuttleConsole";
+    }
+}

Content.Shared/Shuttles/SharedShuttleConsoleSystem.cs

@@ -0,0 +1,20 @@
+using Content.Shared.Movement;
+using Robust.Shared.GameObjects;
+
+namespace Content.Shared.Shuttles
+{
+    public abstract class SharedShuttleConsoleSystem : EntitySystem
+    {
+        public override void Initialize()
+        {
+            base.Initialize();
+            SubscribeLocalEvent<PilotComponent, MovementAttemptEvent>(HandleMovementBlock);
+        }
+
+        private void HandleMovementBlock(EntityUid uid, PilotComponent component, MovementAttemptEvent args)
+        {
+            if (component.Console == null) return;
+            args.Cancel();
+        }
+    }
+}