86 lines
2.3 KiB
C#
86 lines
2.3 KiB
C#
using System.Linq;
|
|
using Content.Server.Popups;
|
|
using Content.Shared.Spider;
|
|
using Content.Shared.Maps;
|
|
using Robust.Server.GameObjects;
|
|
using Robust.Shared.Map;
|
|
|
|
namespace Content.Server.Spider;
|
|
|
|
public sealed class SpiderSystem : SharedSpiderSystem
|
|
{
|
|
[Dependency] private readonly PopupSystem _popup = default!;
|
|
[Dependency] private readonly TurfSystem _turf = default!;
|
|
|
|
/// <summary>
|
|
/// A recycled hashset used to check turfs for spiderwebs.
|
|
/// </summary>
|
|
private readonly HashSet<EntityUid> _webs = [];
|
|
|
|
public override void Initialize()
|
|
{
|
|
base.Initialize();
|
|
SubscribeLocalEvent<SpiderComponent, SpiderWebActionEvent>(OnSpawnNet);
|
|
}
|
|
|
|
private void OnSpawnNet(EntityUid uid, SpiderComponent component, SpiderWebActionEvent args)
|
|
{
|
|
if (args.Handled)
|
|
return;
|
|
|
|
var transform = Transform(uid);
|
|
|
|
if (transform.GridUid == null)
|
|
{
|
|
_popup.PopupEntity(Loc.GetString("spider-web-action-nogrid"), args.Performer, args.Performer);
|
|
return;
|
|
}
|
|
|
|
var coords = transform.Coordinates;
|
|
|
|
// TODO generic way to get certain coordinates
|
|
|
|
var result = false;
|
|
// Spawn web in center
|
|
if (!IsTileBlockedByWeb(coords))
|
|
{
|
|
Spawn(component.WebPrototype, coords);
|
|
result = true;
|
|
}
|
|
|
|
// Spawn web in other directions
|
|
for (var i = 0; i < 4; i++)
|
|
{
|
|
var direction = (DirectionFlag) (1 << i);
|
|
coords = transform.Coordinates.Offset(direction.AsDir().ToVec());
|
|
|
|
if (!IsTileBlockedByWeb(coords))
|
|
{
|
|
Spawn(component.WebPrototype, coords);
|
|
result = true;
|
|
}
|
|
}
|
|
|
|
if (result)
|
|
{
|
|
_popup.PopupEntity(Loc.GetString("spider-web-action-success"), args.Performer, args.Performer);
|
|
args.Handled = true;
|
|
}
|
|
else
|
|
_popup.PopupEntity(Loc.GetString("spider-web-action-fail"), args.Performer, args.Performer);
|
|
}
|
|
|
|
private bool IsTileBlockedByWeb(EntityCoordinates coords)
|
|
{
|
|
_webs.Clear();
|
|
_turf.GetEntitiesInTile(coords, _webs);
|
|
foreach (var entity in _webs)
|
|
{
|
|
if (HasComp<SpiderWebObjectComponent>(entity))
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|