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/AmmoComponent.cs

@@ -0,0 +1,54 @@
+using Content.Shared.Sound;
+using Content.Shared.Weapons.Ranged.Systems;
+using Robust.Shared.GameStates;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+using Robust.Shared.Utility;
+
+namespace Content.Shared.Weapons.Ranged.Components;
+
+/// <summary>
+/// Allows the entity to be fired from a gun.
+/// </summary>
+[RegisterComponent, Virtual]
+public class AmmoComponent : Component, IShootable
+{
+    // Muzzle flash stored on ammo because if we swap a gun to whatever we may want to override it.
+
+    [ViewVariables, DataField("muzzleFlash")]
+    public ResourcePath? MuzzleFlash = new ResourcePath("Objects/Weapons/Guns/Projectiles/projectiles.rsi/muzzle_bullet.png");
+}
+
+/// <summary>
+/// Spawns another prototype to be shot instead of itself.
+/// </summary>
+[RegisterComponent, NetworkedComponent, ComponentReference(typeof(AmmoComponent))]
+public sealed class CartridgeAmmoComponent : AmmoComponent
+{
+    [ViewVariables(VVAccess.ReadWrite), DataField("proto", required: true, customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>))]
+    public string Prototype = default!;
+
+    [ViewVariables(VVAccess.ReadWrite), DataField("spent")]
+    public bool Spent = false;
+
+    /// <summary>
+    /// How much the ammo spreads when shot, in degrees. Does nothing if count is 0.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("spread")]
+    public float Spread = 10f;
+
+    /// <summary>
+    /// How many prototypes are spawned when shot.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("count")]
+    public int Count = 1;
+
+    /// <summary>
+    /// Caseless ammunition.
+    /// </summary>
+    [ViewVariables, DataField("deleteOnSpawn")]
+    public bool DeleteOnSpawn;
+
+    [ViewVariables, DataField("soundEject")]
+    public SoundSpecifier? EjectSound = new SoundCollectionSpecifier("CasingEject");
+}