ninja 2 electric boogaloo (#15534)

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Server/GameTicking/Rules/Components/NinjaRuleComponent.cs

@@ -0,0 +1,37 @@
+using Content.Server.Ninja.Systems;
+using Content.Shared.Communications;
+using Content.Shared.Objectives;
+using Robust.Shared.Audio;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype.List;
+
+namespace Content.Server.GameTicking.Rules.Components;
+
+[RegisterComponent, Access(typeof(SpaceNinjaSystem))]
+public sealed partial class NinjaRuleComponent : Component
+{
+    /// <summary>
+    /// All ninja minds that are using this rule.
+    /// Their SpaceNinjaComponent Rule field should point back to this rule.
+    /// </summary>
+    [DataField("minds")]
+    public List<EntityUid> Minds = new();
+
+    /// <summary>
+    /// List of objective prototype ids to add
+    /// </summary>
+    [DataField("objectives", required: true, customTypeSerializer: typeof(PrototypeIdListSerializer<ObjectivePrototype>))]
+    public List<string> Objectives = new();
+
+    /// <summary>
+    /// List of threats that can be called in. Copied onto <see cref="CommsHackerComponent"/> when gloves are enabled.
+    /// </summary>
+    [DataField("threats", required: true)]
+    public List<Threat> Threats = new();
+
+    /// <summary>
+    /// Sound played when making the player a ninja via antag control or ghost role
+    /// </summary>
+    [DataField("greetingSound", customTypeSerializer: typeof(SoundSpecifierTypeSerializer))]
+    public SoundSpecifier? GreetingSound = new SoundPathSpecifier("/Audio/Misc/ninja_greeting.ogg");
+}

Content.Server/GameTicking/Rules/NinjaRuleSystem.cs

@@ -0,0 +1,23 @@
+using Content.Server.GameTicking.Rules.Components;
+using Content.Server.Objectives;
+
+namespace Content.Server.GameTicking.Rules;
+
+/// <summary>
+/// Only handles round end text for ninja.
+/// </summary>
+public sealed class NinjaRuleSystem : GameRuleSystem<NinjaRuleComponent>
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<NinjaRuleComponent, ObjectivesTextGetInfoEvent>(OnObjectivesTextGetInfo);
+    }
+
+    private void OnObjectivesTextGetInfo(EntityUid uid, NinjaRuleComponent comp, ref ObjectivesTextGetInfoEvent args)
+    {
+        args.Minds = comp.Minds;
+        args.AgentName = Loc.GetString("ninja-round-end-agent-name");
+    }
+}