Files
tbd-station-14/Content.Server/Holosign/HolosignSystem.cs
2022-06-16 18:30:27 +10:00

70 lines
2.6 KiB
C#

using Content.Shared.Interaction.Events;
using Content.Shared.Examine;
using Content.Server.Coordinates.Helpers;
using Content.Server.Power.Components;
using Content.Server.PowerCell;
using Content.Shared.PowerCell.Components;
using Robust.Shared.Timing;
namespace Content.Server.Holosign
{
public sealed class HolosignSystem : EntitySystem
{
[Dependency] private readonly PowerCellSystem _cellSystem = default!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<HolosignProjectorComponent, UseInHandEvent>(OnUse);
SubscribeLocalEvent<HolosignProjectorComponent, ExaminedEvent>(OnExamine);
}
private void OnExamine(EntityUid uid, HolosignProjectorComponent component, ExaminedEvent args)
{
// TODO: This should probably be using an itemstatus
// TODO: I'm too lazy to do this rn but it's literally copy-paste from emag.
_cellSystem.TryGetBatteryFromSlot(uid, out var battery);
var charges = UsesRemaining(component, battery);
var maxCharges = MaxUses(component, battery);
args.PushMarkup(Loc.GetString("emag-charges-remaining", ("charges", charges)));
if (charges > 0 && charges == maxCharges)
{
args.PushMarkup(Loc.GetString("emag-max-charges"));
return;
}
}
private void OnUse(EntityUid uid, HolosignProjectorComponent component, UseInHandEvent args)
{
if (args.Handled ||
!_cellSystem.TryGetBatteryFromSlot(uid, out var battery) ||
!battery.TryUseCharge(component.ChargeUse))
return;
// TODO: Too tired to deal
var holo = EntityManager.SpawnEntity(component.SignProto, Transform(args.User).Coordinates.SnapToGrid(EntityManager));
Transform(holo).Anchored = true;
args.Handled = true;
}
private int UsesRemaining(HolosignProjectorComponent component, BatteryComponent? battery = null)
{
if (battery == null ||
component.ChargeUse == 0f) return 0;
return (int) (battery.CurrentCharge / component.ChargeUse);
}
private int MaxUses(HolosignProjectorComponent component, BatteryComponent? battery = null)
{
if (battery == null ||
component.ChargeUse == 0f) return 0;
return (int) (battery.MaxCharge / component.ChargeUse);
}
}
}