tbd-station-14/Content.Server/Sound/EmitSoundSystem.cs

using Content.Shared.Audio;
using Content.Shared.Interaction;
using Content.Shared.Throwing;
using Content.Server.Interaction.Components;
using Content.Server.Throwing;
using JetBrains.Annotations;
using Robust.Shared.Audio;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Prototypes;
using Robust.Shared.Player;
using Robust.Shared.Random;

namespace Content.Server.Sound
{
    [UsedImplicitly]
    public class EmitSoundSystem : EntitySystem
    {
        [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
        [Dependency] private readonly IRobustRandom _random = default!;

        /// <inheritdoc />
        public override void Initialize()
        {
            base.Initialize();
            SubscribeLocalEvent<EmitSoundOnLandComponent, LandEvent>((eUI, comp, arg) => PlaySound(comp));
            SubscribeLocalEvent<EmitSoundOnUseComponent, UseInHandEvent>((eUI, comp, arg) => PlaySound(comp));
            SubscribeLocalEvent<EmitSoundOnThrowComponent, ThrownEvent>((eUI, comp, arg) => PlaySound(comp));
            SubscribeLocalEvent<EmitSoundOnActivateComponent, ActivateInWorldEvent>((eUI, comp, args) => PlaySound(comp));
        }

        private void PlaySound(BaseEmitSoundComponent component)
        {
            PlayRandomSoundFromCollection(component);
        }

        private void PlayRandomSoundFromCollection(BaseEmitSoundComponent component)
        {
            var file = SelectRandomSoundFromSoundCollection(component.SoundCollectionName!);
            PlaySingleSound(file, component);
        }

        private string SelectRandomSoundFromSoundCollection(string soundCollectionName)
        {
            var soundCollection = _prototypeManager.Index<SoundCollectionPrototype>(soundCollectionName);
            return _random.Pick(soundCollection.PickFiles);
        }

        private static void PlaySingleSound(string soundName, BaseEmitSoundComponent component)
        {
            SoundSystem.Play(Filter.Pvs(component.Owner), soundName, component.Owner,
                             AudioHelpers.WithVariation(component.PitchVariation).WithVolume(-2f));
        }
    }
}