Actual randomized humanoids (#11574)

Content.Server/Humanoid/Systems/RandomHumanoidSystem.cs

@@ -0,0 +1,66 @@
+using Content.Server.Humanoid.Components;
+using Content.Server.RandomMetadata;
+using Content.Shared.Humanoid.Prototypes;
+using Content.Shared.Preferences;
+using Robust.Shared.Map;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization.Manager;
+
+namespace Content.Server.Humanoid.Systems;
+
+/// <summary>
+///     This deals with spawning and setting up random humanoids.
+/// </summary>
+public sealed class RandomHumanoidSystem : EntitySystem
+{
+    [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
+    [Dependency] private readonly IComponentFactory _compFactory = default!;
+    [Dependency] private readonly ISerializationManager _serialization = default!;
+
+    [Dependency] private readonly HumanoidSystem _humanoid = default!;
+
+    /// <inheritdoc/>
+    public override void Initialize()
+    {
+        SubscribeLocalEvent<RandomHumanoidSpawnerComponent, MapInitEvent>(OnMapInit,
+            after: new []{ typeof(RandomMetadataSystem) });
+    }
+
+    private void OnMapInit(EntityUid uid, RandomHumanoidSpawnerComponent component, MapInitEvent args)
+    {
+        QueueDel(uid);
+        SpawnRandomHumanoid(component.SettingsPrototypeId, Transform(uid).Coordinates, MetaData(uid).EntityName);
+    }
+
+    public EntityUid SpawnRandomHumanoid(string prototypeId, EntityCoordinates coordinates, string name)
+    {
+        if (!_prototypeManager.TryIndex<RandomHumanoidSettingsPrototype>(prototypeId, out var prototype))
+        {
+            throw new ArgumentException("Could not get random humanoid settings");
+        }
+
+        var profile = HumanoidCharacterProfile.Random(prototype.SpeciesBlacklist);
+        var speciesProto = _prototypeManager.Index<SpeciesPrototype>(profile.Species);
+        var humanoid = Spawn(speciesProto.Prototype, coordinates);
+
+        MetaData(humanoid).EntityName = prototype.RandomizeName
+            ? profile.Name
+            : name;
+
+        _humanoid.LoadProfile(humanoid, profile);
+
+        if (prototype.Components == null)
+        {
+            return humanoid;
+        }
+
+        foreach (var entry in prototype.Components.Values)
+        {
+            var comp = (Component) _serialization.Copy(entry.Component);
+            comp.Owner = humanoid;
+            EntityManager.AddComponent(humanoid, comp, true);
+        }
+
+        return humanoid;
+    }
+}