From 50d0dcae9e96fa40bc004d86474df1087f7ead3c Mon Sep 17 00:00:00 2001
From: powerof3 <32599957+powerof3@users.noreply.github.com>
Date: Sun, 16 Jun 2024 16:35:41 +0530
Subject: [PATCH] Add `TESTopicInfoEvent`

---
 cmake/sourcelist.cmake            |  2 ++
 include/RE/D/DialogueItem.h       |  4 ++--
 include/RE/R/REFREventCallbacks.h | 27 ++++++++++++++++++++++++++
 include/RE/Skyrim.h               |  2 ++
 include/RE/T/TESTopicInfo.h       |  2 +-
 include/RE/T/TESTopicInfoEvent.h  | 32 +++++++++++++++++++++++++++++++
 src/RE/T/TESTopicInfo.cpp         |  3 +--
 7 files changed, 67 insertions(+), 5 deletions(-)
 create mode 100644 include/RE/R/REFREventCallbacks.h
 create mode 100644 include/RE/T/TESTopicInfoEvent.h

diff --git a/cmake/sourcelist.cmake b/cmake/sourcelist.cmake
index bce92e448..72783b4f5 100644
--- a/cmake/sourcelist.cmake
+++ b/cmake/sourcelist.cmake
@@ -1352,6 +1352,7 @@ set(SOURCES
 	include/RE/Q/QuestEvents.h
 	include/RE/Q/QuestObjectiveStates.h
 	include/RE/Q/QuestStatus.h
+	include/RE/R/REFREventCallbacks.h
 	include/RE/R/RaceSexCamera.h
 	include/RE/R/RaceSexMenu.h
 	include/RE/R/RaceSexMenuEvent.h
@@ -1575,6 +1576,7 @@ set(SOURCES
 	include/RE/T/TESTexture1024.h
 	include/RE/T/TESTopic.h
 	include/RE/T/TESTopicInfo.h
+	include/RE/T/TESTopicInfoEvent.h
 	include/RE/T/TESTrackedStatsEvent.h
 	include/RE/T/TESUniqueIDChangeEvent.h
 	include/RE/T/TESValueForm.h
diff --git a/include/RE/D/DialogueItem.h b/include/RE/D/DialogueItem.h
index 74fb5aec0..de9a6414b 100644
--- a/include/RE/D/DialogueItem.h
+++ b/include/RE/D/DialogueItem.h
@@ -40,7 +40,7 @@ namespace RE
 	class DialogueItem : public BSIntrusiveRefCounted
 	{
 	public:
-		DialogueItem(TESQuest* a_quest, TESTopic* a_topic, TESTopicInfo* a_topicInfo, Actor* a_speaker)
+		DialogueItem(TESQuest* a_quest, TESTopic* a_topic, TESTopicInfo* a_topicInfo, TESObjectREFR* a_speaker)
 		{
 			Ctor(a_quest, a_topic, a_topicInfo, a_speaker);
 		}
@@ -60,7 +60,7 @@ namespace RE
 		ExtraSayToTopicInfo*                   extraData{ nullptr };        // 40
 
 	private:
-		DialogueItem* Ctor(TESQuest* a_quest, TESTopic* a_topic, TESTopicInfo* a_topicInfo, Actor* a_speaker)
+		DialogueItem* Ctor(TESQuest* a_quest, TESTopic* a_topic, TESTopicInfo* a_topicInfo, TESObjectREFR* a_speaker)
 		{
 			using func_t = decltype(&DialogueItem::Ctor);
 			REL::Relocation<func_t> func{ RELOCATION_ID(34413, 35220) };
diff --git a/include/RE/R/REFREventCallbacks.h b/include/RE/R/REFREventCallbacks.h
new file mode 100644
index 000000000..b735d430e
--- /dev/null
+++ b/include/RE/R/REFREventCallbacks.h
@@ -0,0 +1,27 @@
+#pragma once
+
+#include "RE/B/BSIntrusiveRefCounted.h"
+
+namespace RE
+{
+	class BSStorage;
+	
+	namespace REFREventCallbacks
+	{
+		class IEventCallback : public BSIntrusiveRefCounted
+		{
+		public:
+			inline static constexpr auto RTTI = RTTI_REFREventCallbacks__IEventCallback;
+			inline static constexpr auto VTABLE = VTABLE_REFREventCallbacks__IEventCallback;
+
+			virtual ~IEventCallback();  // 00
+
+			// add
+			virtual void                 operator()() = 0;                  // 01
+			virtual bool                 Save(BSStorage& a_storage);        // 02
+			virtual const BSFixedString* GetType() = 0;                     // 03
+			virtual bool                 Load(const BSStorage& a_storage);  // 04
+		};
+		static_assert(sizeof(IEventCallback) == 0x10);
+	}
+}
diff --git a/include/RE/Skyrim.h b/include/RE/Skyrim.h
index 97e598f82..9026371fe 100644
--- a/include/RE/Skyrim.h
+++ b/include/RE/Skyrim.h
@@ -1351,6 +1351,7 @@
 #include "RE/Q/QuestEvents.h"
 #include "RE/Q/QuestObjectiveStates.h"
 #include "RE/Q/QuestStatus.h"
+#include "RE/R/REFREventCallbacks.h"
 #include "RE/R/RaceSexCamera.h"
 #include "RE/R/RaceSexMenu.h"
 #include "RE/R/RaceSexMenuEvent.h"
@@ -1572,6 +1573,7 @@
 #include "RE/T/TESTexture1024.h"
 #include "RE/T/TESTopic.h"
 #include "RE/T/TESTopicInfo.h"
+#include "RE/T/TESTopicInfoEvent.h"
 #include "RE/T/TESTrackedStatsEvent.h"
 #include "RE/T/TESUniqueIDChangeEvent.h"
 #include "RE/T/TESValueForm.h"
diff --git a/include/RE/T/TESTopicInfo.h b/include/RE/T/TESTopicInfo.h
index e6f98265f..a4d82f439 100644
--- a/include/RE/T/TESTopicInfo.h
+++ b/include/RE/T/TESTopicInfo.h
@@ -129,7 +129,7 @@ namespace RE
 		bool BelongsInGroup(FORM* a_form, bool a_allowParentGroups, bool a_currentOnly) override;  // 30
 		void CreateGroupData(FORM* a_form, FORM_GROUP* a_group) override;                          // 31
 
-		DialogueItem GetDialogueData(Actor* a_speaker);
+		DialogueItem GetDialogueData(TESObjectREFR* a_speaker);
 
 		// members
 		TESTopic*                                  parentTopic;    // 20
diff --git a/include/RE/T/TESTopicInfoEvent.h b/include/RE/T/TESTopicInfoEvent.h
new file mode 100644
index 000000000..dc9366023
--- /dev/null
+++ b/include/RE/T/TESTopicInfoEvent.h
@@ -0,0 +1,32 @@
+#pragma once
+
+#include "RE/B/BSTSmartPointer.h"
+#include "RE/N/NiSmartPointer.h"
+
+namespace RE
+{
+	class TESObjectREFR;
+
+	namespace REFREventCallbacks
+	{
+		class IEventCallback;
+	}
+
+	struct TESTopicInfoEvent
+	{
+	public:
+		enum class TopicInfoEventType
+		{
+			kTopicBegin = 0,
+			kTopicEnd
+		};
+
+		// members
+		BSTSmartPointer<REFREventCallbacks::IEventCallback> callback;         // 00
+		NiPointer<TESObjectREFR>                            speakerRef;       // 08
+		FormID                                              topicInfoFormID;  // 10
+		stl::enumeration<TopicInfoEventType, std::uint32_t> type;             // 14
+		std::uint16_t                                       stage;            // 18
+	};
+	static_assert(sizeof(TESTopicInfoEvent) == 0x20);
+}
diff --git a/src/RE/T/TESTopicInfo.cpp b/src/RE/T/TESTopicInfo.cpp
index d2b132067..81a1d575a 100644
--- a/src/RE/T/TESTopicInfo.cpp
+++ b/src/RE/T/TESTopicInfo.cpp
@@ -21,9 +21,8 @@ namespace RE
 		return static_cast<float>(timeUntilReset);
 	}
 
-	DialogueItem TESTopicInfo::GetDialogueData(Actor* a_speaker)
+	DialogueItem TESTopicInfo::GetDialogueData(TESObjectREFR* a_speaker)
 	{
 		return { parentTopic->ownerQuest, parentTopic, this, a_speaker };
 	}
-
 }