Files
tbd-station-14/Content.Server/Weapon/Ranged/GunSystem.RangedMagazine.cs
2022-05-13 17:59:03 +10:00

131 lines
4.4 KiB
C#

using Content.Server.Hands.Components;
using Content.Server.Weapon.Ranged.Ammunition.Components;
using Content.Shared.Examine;
using Content.Shared.Interaction;
using Content.Shared.Interaction.Events;
using Content.Shared.Weapons.Ranged.Barrels.Components;
using Robust.Shared.Containers;
using Robust.Shared.Player;
namespace Content.Server.Weapon.Ranged;
public sealed partial class GunSystem
{
private void OnRangedMagMapInit(EntityUid uid, RangedMagazineComponent component, MapInitEvent args)
{
if (component.FillPrototype != null)
{
component.UnspawnedCount += component.Capacity;
}
UpdateRangedMagAppearance(component);
}
private void OnRangedMagInit(EntityUid uid, RangedMagazineComponent component, ComponentInit args)
{
component.AmmoContainer = uid.EnsureContainer<Container>($"{component.GetType()}-magazine", out var existing);
if (existing)
{
if (component.AmmoContainer.ContainedEntities.Count > component.Capacity)
{
throw new InvalidOperationException("Initialized capacity of magazine higher than its actual capacity");
}
foreach (var entity in component.AmmoContainer.ContainedEntities)
{
component.SpawnedAmmo.Push(entity);
component.UnspawnedCount--;
}
}
if (TryComp(component.Owner, out AppearanceComponent? appearanceComponent))
{
appearanceComponent.SetData(MagazineBarrelVisuals.MagLoaded, true);
}
}
private void UpdateRangedMagAppearance(RangedMagazineComponent component)
{
if (!TryComp(component.Owner, out AppearanceComponent? appearanceComponent)) return;
appearanceComponent.SetData(AmmoVisuals.AmmoCount, component.ShotsLeft);
appearanceComponent.SetData(AmmoVisuals.AmmoMax, component.Capacity);
}
private void OnRangedMagUse(EntityUid uid, RangedMagazineComponent component, UseInHandEvent args)
{
if (args.Handled) return;
if (!TryComp(args.User, out HandsComponent? handsComponent))
{
return;
}
if (TakeAmmo(component) is not {Valid: true} ammo)
return;
_handsSystem.PickupOrDrop(args.User, ammo, handsComp: handsComponent);
EjectCasing(ammo);
args.Handled = true;
}
private void OnRangedMagExamine(EntityUid uid, RangedMagazineComponent component, ExaminedEvent args)
{
args.PushMarkup(Loc.GetString("ranged-magazine-component-on-examine", ("magazineType", component.MagazineType),("caliber", component.Caliber)));
}
private void OnRangedMagInteractUsing(EntityUid uid, RangedMagazineComponent component, InteractUsingEvent args)
{
if (args.Handled) return;
if (TryInsertAmmo(args.User, args.Used, component))
args.Handled = true;
}
public bool TryInsertAmmo(EntityUid user, EntityUid ammo, RangedMagazineComponent component)
{
if (!TryComp(ammo, out AmmoComponent? ammoComponent))
{
return false;
}
if (ammoComponent.Caliber != component.Caliber)
{
_popup.PopupEntity(Loc.GetString("ranged-magazine-component-try-insert-ammo-wrong-caliber"), component.Owner, Filter.Entities(user));
return false;
}
if (component.ShotsLeft >= component.Capacity)
{
_popup.PopupEntity(Loc.GetString("ranged-magazine-component-try-insert-ammo-is-full "), component.Owner, Filter.Entities(user));
return false;
}
component.AmmoContainer.Insert(ammo);
component.SpawnedAmmo.Push(ammo);
UpdateRangedMagAppearance(component);
return true;
}
public EntityUid? TakeAmmo(RangedMagazineComponent component)
{
EntityUid? ammo = null;
// If anything's spawned use that first, otherwise use the fill prototype as a fallback (if we have spawn count left)
if (component.SpawnedAmmo.TryPop(out var entity))
{
ammo = entity;
component.AmmoContainer.Remove(entity);
}
else if (component.UnspawnedCount > 0)
{
component.UnspawnedCount--;
ammo = EntityManager.SpawnEntity(component.FillPrototype, Transform(component.Owner).Coordinates);
}
UpdateRangedMagAppearance(component);
return ammo;
}
}