From 298623df4a79296a42b259646caf79dab0b35b96 Mon Sep 17 00:00:00 2001
From: Vordenburg <114301317+Vordenburg@users.noreply.github.com>
Date: Sat, 5 Aug 2023 16:54:43 -0400
Subject: [PATCH] Add ClearFactions API (#18719)

---
 Content.Server/NPC/Systems/NpcFactionSystem.cs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Content.Server/NPC/Systems/NpcFactionSystem.cs b/Content.Server/NPC/Systems/NpcFactionSystem.cs
index bfc4add577..79c4bbc7af 100644
--- a/Content.Server/NPC/Systems/NpcFactionSystem.cs
+++ b/Content.Server/NPC/Systems/NpcFactionSystem.cs
@@ -111,6 +111,20 @@ public sealed class NpcFactionSystem : EntitySystem
         }
     }
 
+    /// <summary>
+    /// Remove this entity from all factions.
+    /// </summary>
+    public void ClearFactions(EntityUid uid, bool dirty = true)
+    {
+        if (!TryComp<NpcFactionMemberComponent>(uid, out var component))
+            return;
+
+        component.Factions.Clear();
+
+        if (dirty)
+            RefreshFactions(component);
+    }
+
     public IEnumerable<EntityUid> GetNearbyHostiles(EntityUid entity, float range, NpcFactionMemberComponent? component = null)
     {
         if (!Resolve(entity, ref component, false))