Add BreakOnDistance to DoAfterEventArgs (#8902)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Server/DoAfter/DoAfterEventArgs.cs

@@ -20,6 +20,11 @@ namespace Content.Server.DoAfter
         /// </summary>
         public EntityUid? Target { get; }
 
+        /// <summary>
+        ///     Entity used by the User on the Target.
+        /// </summary>
+        public EntityUid? Used { get; set; }
+
         /// <summary>
         ///     Manually cancel the do_after so it no longer runs
         /// </summary>
@@ -55,6 +60,11 @@ namespace Content.Server.DoAfter
         public FixedPoint2 DamageThreshold { get; set; }
         public bool BreakOnStun { get; set; }
 
+        /// <summary>
+        ///     Threshold for distance user from the used OR target entities.
+        /// </summary>
+        public float? DistanceThreshold { get; set; }
+
         /// <summary>
         ///     Requires a function call once at the end (like InRangeUnobstructed).
         /// </summary>
@@ -102,12 +112,14 @@ namespace Content.Server.DoAfter
             EntityUid user,
             float delay,
             CancellationToken cancelToken = default,
-            EntityUid? target = null)
+            EntityUid? target = null,
+            EntityUid? used = null)
         {
             User = user;
             Delay = delay;
             CancelToken = cancelToken;
             Target = target;
+            Used = used;
             MovementThreshold = 0.1f;
             DamageThreshold = 1.0;