Delta-v/Content.Server/Mining/MineableSystem.cs

100 lines
3.3 KiB
C#

using System.Threading;
using Content.Server.DoAfter;
using Content.Server.Mining.Components;
using Content.Shared.Damage;
using Content.Shared.Interaction;
using Content.Shared.Storage;
using Robust.Shared.Audio;
using Robust.Shared.Player;
using Robust.Shared.Random;
namespace Content.Server.Mining;
public sealed class MineableSystem : EntitySystem
{
[Dependency] private readonly DoAfterSystem _doAfterSystem = default!;
[Dependency] private readonly DamageableSystem _damageableSystem = default!;
[Dependency] private readonly IRobustRandom _random = null!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<MineableComponent, InteractUsingEvent>(OnInteractUsing);
SubscribeLocalEvent<MiningDoafterCancel>(OnDoafterCancel);
SubscribeLocalEvent<MineableComponent, MiningDoafterSuccess>(OnDoafterSuccess);
}
private void OnInteractUsing(EntityUid uid, MineableComponent component, InteractUsingEvent args)
{
if (!TryComp<PickaxeComponent>(args.Used, out var pickaxe))
return;
if (pickaxe.MiningEntities.TryGetValue(uid, out var cancelToken))
{
cancelToken.Cancel();
pickaxe.MiningEntities.Remove(uid);
return;
}
// Can't mine too many entities at once.
if (pickaxe.MaxMiningEntities < pickaxe.MiningEntities.Count + 1)
return;
cancelToken = new CancellationTokenSource();
pickaxe.MiningEntities[uid] = cancelToken;
var doAfter = new DoAfterEventArgs(args.User, component.BaseMineTime * pickaxe.MiningTimeMultiplier, cancelToken.Token, uid)
{
BreakOnDamage = true,
BreakOnStun = true,
BreakOnTargetMove = true,
BreakOnUserMove = true,
MovementThreshold = 0.25f,
BroadcastCancelledEvent = new MiningDoafterCancel { Pickaxe = args.Used, Rock = uid },
TargetFinishedEvent = new MiningDoafterSuccess { Pickaxe = args.Used, Rock = uid, Player = args.User }
};
_doAfterSystem.DoAfter(doAfter);
}
private void OnDoafterSuccess(EntityUid uid, MineableComponent component, MiningDoafterSuccess ev)
{
if (!TryComp(ev.Pickaxe, out PickaxeComponent? pickaxe))
return;
_damageableSystem.TryChangeDamage(ev.Rock, pickaxe.Damage);
SoundSystem.Play(Filter.Pvs(ev.Rock, entityManager: EntityManager), pickaxe.MiningSound.GetSound(), ev.Rock);
pickaxe.MiningEntities.Remove(ev.Rock);
var spawnOre = EntitySpawnCollection.GetSpawns(component.Ores, _random);
var playerPos = Transform(ev.Player).MapPosition;
var spawnPos = playerPos.Offset(_random.NextVector2(0.3f));
EntityManager.SpawnEntity(spawnOre[0], spawnPos);
pickaxe.MiningEntities.Remove(uid);
}
private void OnDoafterCancel(MiningDoafterCancel ev)
{
if (!TryComp<PickaxeComponent>(ev.Pickaxe, out var pickaxe))
return;
pickaxe.MiningEntities.Remove(ev.Rock);
}
private sealed class MiningDoafterCancel : EntityEventArgs
{
public EntityUid Pickaxe;
public EntityUid Rock;
}
}
// grumble grumble
public sealed class MiningDoafterSuccess : EntityEventArgs
{
public EntityUid Pickaxe;
public EntityUid Rock;
public EntityUid Player;
}