Cult spells update (#607)

* - add: CultSystem.BloodSpells.

* - add: Cleanup.

Content.Server/_White/Cult/UI/CultBloodSpellsEui.cs

@@ -0,0 +1,53 @@
+using Content.Server.EUI;
+using Content.Server.Popups;
+using Content.Server._White.Cult.Runes.Comps;
+using Content.Server._White.Cult.Runes.Systems;
+using Content.Shared._White.Cult.Components;
+using Content.Shared.Eui;
+using Content.Shared.Popups;
+using Content.Shared._White.Cult.UI;
+using Content.Shared.Movement.Pulling.Components;
+using Content.Shared.Movement.Pulling.Systems;
+using Robust.Shared.Player;
+using Robust.Shared.Timing;
+
+namespace Content.Server._White.Cult.UI;
+
+public sealed class CultBloodSpellsEui : BaseEui
+{
+    private readonly IEntityManager _entityManager;
+    private readonly CultSystem _cult;
+
+    private readonly EntityUid _performer;
+
+    public CultBloodSpellsEui(EntityUid performer, IEntityManager entityManager)
+    {
+        _entityManager = entityManager;
+        _cult = _entityManager.System<CultSystem>();
+        _performer = performer;
+    }
+
+    public override void HandleMessage(EuiMessageBase msg)
+    {
+        base.HandleMessage(msg);
+
+        if (msg is not BloodSpellMessage cast || cast.State == BloodSpellMessageState.Cancel)
+        {
+            Close();
+            return;
+        }
+
+        if (!_entityManager.TryGetComponent(_performer, out CultistComponent? cultist))
+        {
+            Close();
+            return;
+        }
+
+        if (cast.State == BloodSpellMessageState.Create)
+            _cult.CreateSpell((_performer, cultist), Player);
+        else if (cast.State == BloodSpellMessageState.Remove)
+            _cult.RemoveSpell((_performer, cultist), Player);
+
+        Close();
+    }
+}

Content.Server/_White/Cult/UI/OpenBloodSpellsUi.cs

@@ -0,0 +1,21 @@
+using Content.Server.EUI;
+using Content.Shared.Alert;
+using JetBrains.Annotations;
+using Robust.Shared.Player;
+
+namespace Content.Server._White.Cult.UI;
+
+[UsedImplicitly, DataDefinition]
+public sealed partial class OpenBloodSpellsUi : IAlertClick
+{
+    public void AlertClicked(EntityUid player)
+    {
+        var euiManager = IoCManager.Resolve<EuiManager>();
+        var entManager = IoCManager.Resolve<IEntityManager>();
+
+        if (!entManager.TryGetComponent(player, out ActorComponent? actor))
+            return;
+
+        euiManager.OpenEui(new CultBloodSpellsEui(player, entManager), actor.PlayerSession);
+    }
+}