[Add] Minimal Movement Speed (#593)

* crawling in my sleeeeeeeeeep

* fix

---------

Co-authored-by: vanx <discord@vanxxxx>

Content.Shared/Body/Components/BodyComponent.cs

@@ -44,4 +44,10 @@ public sealed partial class BodyComponent : Component
 
     [DataField, AutoNetworkedField]
     public bool ThermalVisibility = true;
+
+    /// <summary>
+    /// WWDP; Minimal move speed regardless of any bodyparts
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public float MinimumMovementSpeed = 1f;
 }

Content.Shared/Body/Systems/SharedBodySystem.Parts.cs

@@ -20,6 +20,7 @@ using Content.Shared.Containers.ItemSlots;
 using Content.Shared.Humanoid;
 using Content.Shared.Inventory;
 using Content.Shared.Random;
+using Content.Shared.Traits.Assorted.Components;
 
 
 namespace Content.Shared.Body.Systems;
@@ -708,8 +709,17 @@ public partial class SharedBodySystem
         }
 
         var walkSpeed = 0f;
-        var sprintSpeed = 0f;
+        var sprintSpeed= 0f;
         var acceleration = 0f;
+        // WWDP edit - minimal movement speed
+        var minspeed = body.MinimumMovementSpeed;
+
+        if (HasComp<LegsParalyzedComponent>(bodyId))
+        {
+            Movement.ChangeBaseSpeed(bodyId, minspeed, minspeed, MovementSpeedModifierComponent.DefaultAcceleration, movement);
+            return;
+        }
+
         foreach (var legEntity in body.LegEntities)
         {
             if (!TryComp<MovementBodyPartComponent>(legEntity, out var legModifier))
@@ -719,8 +729,9 @@ public partial class SharedBodySystem
             sprintSpeed += legModifier.SprintSpeed;
             acceleration += legModifier.Acceleration;
         }
-        walkSpeed /= body.RequiredLegs;
-        sprintSpeed /= body.RequiredLegs;
+        walkSpeed = Math.Max(minspeed, walkSpeed / body.RequiredLegs);
+        sprintSpeed = Math.Max(minspeed, sprintSpeed / body.RequiredLegs);
+        // WWDP edit end
         acceleration /= body.RequiredLegs;
         Movement.ChangeBaseSpeed(bodyId, walkSpeed, sprintSpeed, acceleration, movement);
     }

Content.Shared/Standing/SharedLayingDownSystem.cs

@@ -17,6 +17,8 @@ using Robust.Shared.Map;
 using Robust.Shared.Player;
 using Robust.Shared.Serialization;
 using Content.Shared.Movement.Components;
+using Content.Shared.Traits.Assorted.Components;
+
 
 namespace Content.Shared.Standing;
 
@@ -159,6 +161,7 @@ public abstract class SharedLayingDownSystem : EntitySystem
             || !TryComp<BodyComponent>(uid, out var body)
             || body.LegEntities.Count < body.RequiredLegs
             || HasComp<DebrainedComponent>(uid)
+            || HasComp<LegsParalyzedComponent>(uid) // WWDP
             || TryComp<MovementSpeedModifierComponent>(uid, out var movement) && movement.CurrentWalkSpeed == 0)
             return false;
 

Content.Shared/Traits/Assorted/Systems/LegsParalyzedSystem.cs

@@ -20,13 +20,18 @@ public sealed class LegsParalyzedSystem : EntitySystem
         SubscribeLocalEvent<Components.LegsParalyzedComponent, BuckledEvent>(OnBuckled);
         SubscribeLocalEvent<Components.LegsParalyzedComponent, UnbuckledEvent>(OnUnbuckled);
         SubscribeLocalEvent<Components.LegsParalyzedComponent, ThrowPushbackAttemptEvent>(OnThrowPushbackAttempt);
-        SubscribeLocalEvent<Components.LegsParalyzedComponent, UpdateCanMoveEvent>(OnUpdateCanMoveEvent);
+        //SubscribeLocalEvent<Components.LegsParalyzedComponent, UpdateCanMoveEvent>(OnUpdateCanMoveEvent); // WWDP
     }
 
     private void OnStartup(EntityUid uid, Components.LegsParalyzedComponent component, ComponentStartup args)
     {
         // TODO: In future probably must be surgery related wound
-        _movementSpeedModifierSystem.ChangeBaseSpeed(uid, 0, 0, 20);
+
+        // WWDP edit start
+        //_movementSpeedModifierSystem.ChangeBaseSpeed(uid, 0, 0, 20);
+        _standingSystem.Down(uid);
+        _bodySystem.UpdateMovementSpeed(uid);
+        // WWDP edit end
     }
 
     private void OnShutdown(EntityUid uid, Components.LegsParalyzedComponent component, ComponentShutdown args)
@@ -39,7 +44,8 @@ public sealed class LegsParalyzedSystem : EntitySystem
 
     private void OnUnbuckled(EntityUid uid, Components.LegsParalyzedComponent component, ref UnbuckledEvent args) => _standingSystem.Down(uid);
 
-    private void OnUpdateCanMoveEvent(EntityUid uid, Components.LegsParalyzedComponent component, UpdateCanMoveEvent args) => args.Cancel();
+    // WWDP disabled since there is a minimal move speed
+    // private void OnUpdateCanMoveEvent(EntityUid uid, Components.LegsParalyzedComponent component, UpdateCanMoveEvent args) => args.Cancel();
 
     private void OnThrowPushbackAttempt(EntityUid uid, Components.LegsParalyzedComponent component, ThrowPushbackAttemptEvent args) => args.Cancel();
 }

Resources/Prototypes/_Goobstation/Traits/disabilities.yml

@@ -19,7 +19,7 @@
       components:
         - type: BuckleOnMapInit
           prototype: VehicleWheelchair
-#        - type: LegsStartParalyzed # unnecessary if you just can't move at all
-        - type: TraitSpeedModifier # makes inability to walk unfixable
-          sprintModifier: 0.0
-          walkModifier: 0.0
+        - type: LegsParalyzed # WWDP - now works and is untreatable IC
+        # - type: TraitSpeedModifier # WWDP
+        #   sprintModifier: 0.1
+        #   walkModifier: 0.1