Files
tbd-station-14/Content.Server/Chemistry/TileReactions/CreateEntityTileReaction.cs
2022-05-13 17:59:03 +10:00

70 lines
2.2 KiB
C#

using Content.Shared.Chemistry.Reaction;
using Content.Shared.Chemistry.Reagent;
using Content.Shared.FixedPoint;
using Content.Shared.Maps;
using Content.Shared.Whitelist;
using Robust.Shared.Map;
using Robust.Shared.Prototypes;
using Robust.Shared.Random;
using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
namespace Content.Server.Chemistry.TileReactions;
[DataDefinition]
public sealed class CreateEntityTileReaction : ITileReaction
{
[DataField("entity", required: true, customTypeSerializer:typeof(PrototypeIdSerializer<EntityPrototype>))]
public string Entity = default!;
[DataField("usage")]
public FixedPoint2 Usage = FixedPoint2.New(1);
/// <summary>
/// How many of the whitelisted entity can fit on one tile?
/// </summary>
[DataField("maxOnTile")]
public int MaxOnTile = 1;
/// <summary>
/// The whitelist to use when determining what counts as "max entities on a tile".0
/// </summary>
[DataField("maxOnTileWhitelist")]
public EntityWhitelist? Whitelist;
[DataField("randomOffsetMax")]
public float RandomOffsetMax = 0.0f;
public FixedPoint2 TileReact(TileRef tile, ReagentPrototype reagent, FixedPoint2 reactVolume)
{
if (reactVolume >= Usage)
{
// TODO probably pass this in args like reagenteffects do.
var entMan = IoCManager.Resolve<IEntityManager>();
if (Whitelist != null)
{
int acc = 0;
foreach (var ent in tile.GetEntitiesInTile())
{
if (Whitelist.IsValid(ent))
acc += 1;
if (acc >= MaxOnTile)
return FixedPoint2.Zero;
}
}
var random = IoCManager.Resolve<IRobustRandom>();
var xoffs = random.NextFloat(-RandomOffsetMax, RandomOffsetMax);
var yoffs = random.NextFloat(-RandomOffsetMax, RandomOffsetMax);
var pos = tile.GridPosition().Offset(new Vector2(0.5f + xoffs, 0.5f + yoffs));
entMan.SpawnEntity(Entity, pos);
return Usage;
}
return FixedPoint2.Zero;
}
}