Proto-kinetic crusher (#16277)

Co-authored-by: AJCM-git <60196617+AJCM-git@users.noreply.github.com>

Content.Client/Weapons/Melee/MeleeWeaponSystem.cs

@@ -6,6 +6,7 @@ using Content.Shared.Mobs.Components;
 using Content.Shared.StatusEffect;
 using Content.Shared.Weapons.Melee;
 using Content.Shared.Weapons.Melee.Events;
+using Content.Shared.Weapons.Ranged.Components;
 using Robust.Client.GameObjects;
 using Robust.Client.Graphics;
 using Robust.Client.Input;
@@ -85,6 +86,16 @@ public sealed partial class MeleeWeaponSystem : SharedMeleeWeaponSystem
         // Heavy attack.
         if (altDown == BoundKeyState.Down)
         {
+            // TODO: Need to make alt-fire melee its own component I guess?
+            // Melee and guns share a lot in the middle but share virtually nothing at the start and end so
+            // it's kinda tricky.
+            // I think as long as we make secondaries their own component it's probably fine
+            // as long as guncomp has an alt-use key then it shouldn't be too much of a PITA to deal with.
+            if (HasComp<GunComponent>(weaponUid))
+            {
+                return;
+            }
+
             // We did the click to end the attack but haven't pulled the key up.
             if (weapon.Attacking)
             {