Roller Skates fixes (#21542)

Content.Shared/Damage/Components/DamageOnHighSpeedImpactComponent.cs

@@ -0,0 +1,39 @@
+using Content.Shared.Damage.Systems;
+using Robust.Shared.Audio;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
+
+namespace Content.Shared.Damage.Components;
+
+/// <summary>
+/// Should the entity take damage / be stunned if colliding at a speed above MinimumSpeed?
+/// </summary>
+[RegisterComponent, Access(typeof(DamageOnHighSpeedImpactSystem))]
+public sealed partial class DamageOnHighSpeedImpactComponent : Component
+{
+    [DataField("minimumSpeed"), ViewVariables(VVAccess.ReadWrite)]
+    public float MinimumSpeed = 20f;
+
+    [DataField("speedDamageFactor"), ViewVariables(VVAccess.ReadWrite)]
+    public float SpeedDamageFactor = 0.5f;
+
+    [DataField("soundHit", required: true), ViewVariables(VVAccess.ReadWrite)]
+    public SoundSpecifier SoundHit = default!;
+
+    [DataField("stunChance"), ViewVariables(VVAccess.ReadWrite)]
+    public float StunChance = 0.25f;
+
+    [DataField("stunMinimumDamage"), ViewVariables(VVAccess.ReadWrite)]
+    public int StunMinimumDamage = 10;
+
+    [DataField("stunSeconds"), ViewVariables(VVAccess.ReadWrite)]
+    public float StunSeconds = 1f;
+
+    [DataField("damageCooldown"), ViewVariables(VVAccess.ReadWrite)]
+    public float DamageCooldown = 2f;
+
+    [DataField("lastHit", customTypeSerializer: typeof(TimeOffsetSerializer)), ViewVariables(VVAccess.ReadWrite)]
+    public TimeSpan LastHit = TimeSpan.Zero;
+
+    [DataField("damage", required: true), ViewVariables(VVAccess.ReadWrite)]
+    public DamageSpecifier Damage = default!;
+}