Remove g_GUI usage in simulation2/*

This is the last remaining inclusion of a gui file in simulation2/.

source/simulation2/system/LocalTurnManager.cpp

@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -47,7 +47,7 @@ void CLocalTurnManager::NotifyFinishedOwnCommands(u32 turn)
 	FinishedAllCommands(turn, m_TurnLength);
 }
 
-void CLocalTurnManager::NotifyFinishedUpdate(u32 /*turn*/)
+void CLocalTurnManager::NotifyFinishedUpdate(u32 /*turn*/, const UpdateCallback&)
 {
 #if 0 // this hurts performance and is only useful for verifying log replays
 	std::string hash;

source/simulation2/system/LocalTurnManager.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -43,7 +43,7 @@ public:
 protected:
 	void NotifyFinishedOwnCommands(u32 turn) override;
 
-	virtual void NotifyFinishedUpdate(u32 turn) override;
+	virtual void NotifyFinishedUpdate(u32 turn, const UpdateCallback& sendEventToAll) override;
 };
 
 #endif // INCLUDED_LOCALTURNMANAGER

source/simulation2/system/ReplayTurnManager.cpp

@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -19,7 +19,6 @@
 
 #include "ReplayTurnManager.h"
 
-#include "gui/GUIManager.h"
 #include "lib/debug.h"
 #include "ps/CLogger.h"
 #include "ps/Util.h"
@@ -73,15 +72,15 @@ void CReplayTurnManager::StoreFinalReplayTurn(u32 turn)
 	m_FinalTurn = turn;
 }
 
-void CReplayTurnManager::NotifyFinishedUpdate(u32 turn)
+void CReplayTurnManager::NotifyFinishedUpdate(u32 turn, const UpdateCallback& sendEventToAll)
 {
 	if (turn == 1 && m_FinalTurn == 0)
-		g_GUI->SendEventToAll(EventNameReplayFinished);
+		sendEventToAll(EventNameReplayFinished, std::nullopt);
 
 	if (turn > m_FinalTurn)
 		return;
 
-	DoTurn(turn);
+	DoTurn(turn, sendEventToAll);
 
 	// Compare hash if it exists in the replay and if we didn't have an OOS already
 	std::map<u32, std::pair<std::string, bool>>::iterator turnHashIt = m_ReplayHash.find(turn);
@@ -117,10 +116,10 @@ void CReplayTurnManager::NotifyFinishedUpdate(u32 turn)
 	Script::ToJSVal(rq, &expectedHashVal, expectedHash);
 	std::ignore = paramData.append(expectedHashVal);
 
-	g_GUI->SendEventToAll(EventNameReplayOutOfSync, paramData);
+	sendEventToAll(EventNameReplayOutOfSync, paramData);
 }
 
-void CReplayTurnManager::DoTurn(u32 turn)
+void CReplayTurnManager::DoTurn(u32 turn, const UpdateCallback& sendEventToAll)
 {
 	debug_printf("Executing turn %u of %u\n", turn, m_FinalTurn);
 
@@ -137,5 +136,5 @@ void CReplayTurnManager::DoTurn(u32 turn)
 	}
 
 	if (turn == m_FinalTurn)
-		g_GUI->SendEventToAll(EventNameReplayFinished);
+		sendEventToAll(EventNameReplayFinished, std::nullopt);
 }

source/simulation2/system/ReplayTurnManager.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -23,6 +23,7 @@
 #include "simulation2/helpers/Player.h"
 #include "simulation2/system/LocalTurnManager.h"
 
+#include <js/ValueArray.h>
 #include <map>
 #include <string>
 #include <utility>
@@ -48,9 +49,9 @@ public:
 	void StoreFinalReplayTurn(u32 turn);
 
 private:
-	void NotifyFinishedUpdate(u32 turn) override;
+	void NotifyFinishedUpdate(u32 turn, const UpdateCallback& sendEventToAll) override;
 
-	void DoTurn(u32 turn);
+	void DoTurn(u32 turn, const UpdateCallback& sendEventToAll);
 
 	static const CStr EventNameReplayFinished;
 	static const CStr EventNameReplayOutOfSync;

source/simulation2/system/TurnManager.cpp

@@ -70,7 +70,7 @@ void CTurnManager::SetPlayerID(int playerId)
 	m_PlayerId = playerId;
 }
 
-bool CTurnManager::Update(float simFrameLength, size_t maxTurns)
+bool CTurnManager::Update(float simFrameLength, size_t maxTurns, const UpdateCallback& sendEventToAll)
 {
 	if (m_CurrentTurn > m_FinalTurn)
 		return false;
@@ -153,7 +153,7 @@ bool CTurnManager::Update(float simFrameLength, size_t maxTurns)
 
 		m_Simulation2.Update(m_TurnLength, commands);
 
-		NotifyFinishedUpdate(m_CurrentTurn);
+		NotifyFinishedUpdate(m_CurrentTurn, sendEventToAll);
 
 		// Set the time for the next turn update
 		m_DeltaSimTime -= m_TurnLength / 1000.f;

source/simulation2/system/TurnManager.h

@@ -28,6 +28,7 @@
 #include <js/RootingAPI.h>
 #include <js/TypeDecls.h>
 #include <js/Value.h>
+#include <js/ValueArray.h>
 #include <list>
 #include <map>
 #include <optional>
@@ -88,6 +89,9 @@ class CTurnManager
 {
 	NONCOPYABLE(CTurnManager);
 public:
+	using UpdateCallback =
+		std::function<void(const std::string&, const std::optional<JS::HandleValueArray>)>;
+
 	static const CStr EventNameSavegameLoaded;
 
 	/**
@@ -112,7 +116,7 @@ public:
 	 * @param simFrameLength Length of the previous frame, in simulation seconds
 	 * @param maxTurns Maximum number of turns to simulate at once
 	 */
-	bool Update(float simFrameLength, size_t maxTurns);
+	bool Update(float simFrameLength, size_t maxTurns, const UpdateCallback& sendEventToAll);
 
 	/**
 	 * Advance the simulation by as much as possible. Intended for catching up
@@ -181,7 +185,7 @@ protected:
 	/**
 	 * Called when this client has finished a simulation update.
 	 */
-	virtual void NotifyFinishedUpdate(u32 turn) = 0;
+	virtual void NotifyFinishedUpdate(u32 turn, const UpdateCallback& sendEventToAll) = 0;
 
 	/**
 	 * Returns whether we should compute a complete state hash for the given turn,