Files
tbd-station-14/Content.Server/GameObjects/Components/Damage/DamageOnHighSpeedImpactComponent.cs
2020-12-04 11:06:53 +01:00

78 lines
3.2 KiB
C#

using System;
using Content.Server.GameObjects.Components.Mobs;
using Content.Shared.Audio;
using Content.Shared.Damage;
using Content.Shared.GameObjects.Components.Damage;
using Robust.Server.GameObjects.EntitySystems;
using Robust.Shared.GameObjects;
using Robust.Shared.GameObjects.Components;
using Robust.Shared.GameObjects.Systems;
using Robust.Shared.Interfaces.GameObjects;
using Robust.Shared.Interfaces.Random;
using Robust.Shared.Interfaces.Timing;
using Robust.Shared.IoC;
using Robust.Shared.Random;
using Robust.Shared.Serialization;
namespace Content.Server.GameObjects.Components.Damage
{
[RegisterComponent]
public class DamageOnHighSpeedImpactComponent : Component, ICollideBehavior
{
[Dependency] private readonly IRobustRandom _robustRandom = default!;
[Dependency] private readonly IGameTiming _gameTiming = default!;
public override string Name => "DamageOnHighSpeedImpact";
public DamageType Damage { get; set; } = DamageType.Blunt;
public float MinimumSpeed { get; set; } = 20f;
public int BaseDamage { get; set; } = 5;
public float Factor { get; set; } = 0.75f;
public string SoundHit { get; set; } = "";
public float StunChance { get; set; } = 0.25f;
public int StunMinimumDamage { get; set; } = 10;
public float StunSeconds { get; set; } = 1f;
public float DamageCooldown { get; set; } = 2f;
private TimeSpan _lastHit = TimeSpan.Zero;
public override void ExposeData(ObjectSerializer serializer)
{
base.ExposeData(serializer);
serializer.DataField(this, x => x.Damage, "damage", DamageType.Blunt);
serializer.DataField(this, x => x.MinimumSpeed, "minimumSpeed", 20f);
serializer.DataField(this, x => x.BaseDamage, "baseDamage", 5);
serializer.DataField(this, x => x.Factor, "factor", 1f);
serializer.DataField(this, x => x.SoundHit, "soundHit", "");
serializer.DataField(this, x => x.StunChance, "stunChance", 0.25f);
serializer.DataField(this, x => x.StunSeconds, "stunSeconds", 1f);
serializer.DataField(this, x => x.DamageCooldown, "damageCooldown", 2f);
serializer.DataField(this, x => x.StunMinimumDamage, "stunMinimumDamage", 10);
}
public void CollideWith(IEntity collidedWith)
{
if (!Owner.TryGetComponent(out IPhysicsComponent physics) || !Owner.TryGetComponent(out IDamageableComponent damageable)) return;
var speed = physics.LinearVelocity.Length;
if (speed < MinimumSpeed) return;
if(!string.IsNullOrEmpty(SoundHit))
EntitySystem.Get<AudioSystem>().PlayFromEntity(SoundHit, collidedWith, AudioHelpers.WithVariation(0.125f).WithVolume(-0.125f));
if ((_gameTiming.CurTime - _lastHit).TotalSeconds < DamageCooldown)
return;
_lastHit = _gameTiming.CurTime;
var damage = (int) (BaseDamage * (speed / MinimumSpeed) * Factor);
if (Owner.TryGetComponent(out StunnableComponent stun) && _robustRandom.Prob(StunChance))
stun.Stun(StunSeconds);
damageable.ChangeDamage(Damage, damage, false, collidedWith);
}
}
}