Gun refactor (#8301)

Co-authored-by: Kara <lunarautomaton6@gmail.com>
Co-authored-by: T-Stalker <le0nel_1van@hotmail.com>
Co-authored-by: T-Stalker <43253663+DogZeroX@users.noreply.github.com>
Co-authored-by: ElectroJr <leonsfriedrich@gmail.com>
Co-authored-by: metalgearsloth <metalgearsloth@gmail.com>

Content.Shared/Weapons/Ranged/Components/MagazineAmmoProviderComponent.cs

@@ -0,0 +1,20 @@
+using Content.Shared.Sound;
+using Content.Shared.Weapons.Ranged.Components;
+
+namespace Content.Shared.Weapons.Ranged;
+
+/// <summary>
+/// Wrapper around a magazine (handled via ItemSlot). Passes all AmmoProvider logic onto it.
+/// </summary>
+[RegisterComponent, Virtual]
+public class MagazineAmmoProviderComponent : AmmoProviderComponent
+{
+    [ViewVariables(VVAccess.ReadWrite), DataField("soundAutoEject")]
+    public SoundSpecifier? SoundAutoEject = new SoundPathSpecifier("/Audio/Weapons/Guns/EmptyAlarm/smg_empty_alarm.ogg");
+
+    /// <summary>
+    /// Should the magazine automatically eject when empty.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("autoEject")]
+    public bool AutoEject = false;
+}