Add selectable sounds system (RMC-14#5517)

Content.Shared/_RMC14/SelectableSounds/RMCSelectableSoundsComponent.cs

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+using Robust.Shared.GameStates;
+using Robust.Shared.Audio;
+
+namespace Content.Shared._RMC14.SelectableSounds;
+
+/// <summary>
+/// A component which lets you toggle sounds on things like an EmitSoundOnUseComponent with a verb
+/// </summary>
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
+public sealed partial class RMCSelectableSoundsComponent : Component
+{
+    [DataField, AutoNetworkedField]
+    public Dictionary<LocId, SoundSpecifier> Sounds = new();
+}

Content.Shared/_RMC14/SelectableSounds/RMCSelectableSoundsSystem.cs

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+using Content.Shared._RMC14.Sound;
+using Content.Shared.Popups;
+using Content.Shared.Sound.Components;
+using Content.Shared.Verbs;
+using Robust.Shared.Collections;
+
+namespace Content.Shared._RMC14.SelectableSounds;
+
+public sealed class RMCSelectableSoundsSystem : EntitySystem
+{
+    [Dependency] private readonly SharedPopupSystem _popup = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<RMCSelectableSoundsComponent, GetVerbsEvent<AlternativeVerb>>(OnGetAltVerbs);
+    }
+
+    private void OnGetAltVerbs(Entity<RMCSelectableSoundsComponent> ent, ref GetVerbsEvent<AlternativeVerb> args)
+    {
+        if (!args.CanAccess || !args.CanInteract || args.Hands == null)
+            return;
+
+        var user = args.User;
+        var verbs = new ValueList<AlternativeVerb>();
+
+        foreach (var soundEntry in ent.Comp.Sounds)
+        {
+            var name = Loc.GetString(soundEntry.Key);
+            var sound = soundEntry.Value;
+
+            var newVerb = new AlternativeVerb()
+            {
+                Text = name,
+                IconEntity = GetNetEntity(ent.Owner),
+                Category = VerbCategory.SelectType,
+                Act = () =>
+                {
+                    if (TryComp<EmitSoundOnUseComponent>(ent.Owner, out var use))
+                        use.Sound = sound;
+
+                    if (TryComp<EmitSoundOnActionComponent>(ent.Owner, out var action))
+                        action.Sound = sound;
+
+                    var msg = Loc.GetString("rmc-sound-select", ("sound", name));
+                    _popup.PopupClient(msg, user, user);
+                },
+            };
+
+            verbs.Add(newVerb);
+        }
+
+        args.Verbs.UnionWith(verbs);
+    }
+}

Resources/Locale/en-US/_RMC14/selectable_sounds.ftl

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+rmc-sound-select = Changed sound to: {$sound}
+
+rmc-sound-select-whistle = Trench Whistle
+rmc-sound-select-crowbar = Crowbar
+rmc-sound-select-detector = Motion Detector

Resources/Prototypes/_RMC14/Entities/Objects/Fun/misc.yml

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+- type: entity
+  parent: RMCWhistle
+  id: RMCDebugSoundDevice
+  name: unknown device
+  description: "???"
+  suffix: DO NOT MAP
+  components:
+  - type: Sprite
+    sprite: Objects/Devices/declaration_of_war.rsi
+    state: declarator
+    color: Blue
+  - type: RMCSelectableSounds
+    sounds:
+      rmc-sound-select-whistle: # Loc ID
+        collection: TrenchWhistle
+      rmc-sound-select-crowbar:
+        path: /Audio/_RMC14/Handling/crowbar_pickup.ogg
+      rmc-sound-select-detector:
+        path: /Audio/_RMC14/Effects/motion_detector.ogg