Convert handlers to MCPFetcher

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/AnimBlueprint_Create.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPPackageMaker.h"
 #include "Animation/AnimBlueprint.h"
@@ -27,7 +27,7 @@ public:
 	UPROPERTY(meta=(Description="Full asset path for the new Animation Blueprint (e.g. '/Game/AnimBP/ABP_Character')"))
 	FString AssetPath;
 
-	UPROPERTY(meta=(Description="Name or path of the skeleton asset to use"))
+	UPROPERTY(meta=(Description="Skeleton asset package path"))
 	FString Skeleton;
 
 	UPROPERTY(meta=(Optional, Description="Parent class name (default: AnimInstance)"))
@@ -44,9 +44,9 @@ public:
 		if (!Maker.Ok()) return;
 
 		// Resolve skeleton
-		MCPAssets<USkeleton> SkeletonAssets;
+		MCPFetcher SkeletonFetcher;
-		if (!SkeletonAssets.Exact(Skeleton).ENone().ETwo().Load()) return;
+		USkeleton* SkeletonObj = SkeletonFetcher.Asset(Skeleton).Cast<USkeleton>();
-		USkeleton* SkeletonObj = SkeletonAssets.Object();
+		if (!SkeletonObj) return;
 
 		// Resolve parent class (default: UAnimInstance)
 		UClass* ParentClassObj = UAnimInstance::StaticClass();

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/AnimBlueprint_ListSlotNames.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "Animation/AnimBlueprint.h"
 #include "AnimGraphNode_Base.h"
@@ -20,7 +20,7 @@ class UMCP_AnimBlueprint_ListSlotNames : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	virtual FString GetDescription() const override
@@ -30,9 +30,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UAnimBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UAnimBlueprint* AnimBP = F.Asset(Blueprint).Cast<UAnimBlueprint>();
-		UAnimBlueprint* AnimBP = Assets.Object();
+		if (!AnimBP) return;
 
 		// Walk all anim nodes to collect slot names
 		TSet<FString> SlotNames;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/AnimBlueprint_SetBlendSpaceSamples.h

@@ -36,7 +36,7 @@ class UMCP_AnimBlueprint_SetBlendSpaceSamples : public UObject, public IMCPHandl
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blend Space asset name or package path"))
+	UPROPERTY(meta=(Description="Blend Space package path"))
 	FString BlendSpace;
 
 	UPROPERTY(meta=(Optional, Description="Display name for the X axis"))
@@ -69,9 +69,9 @@ public:
 	virtual void Handle() override
 	{
 		// Load the blend space
-		MCPAssets<UBlendSpace> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(BlendSpace).ENone().ETwo().Load()) return;
+		UBlendSpace* BS = F.Asset(BlendSpace).Cast<UBlendSpace>();
-		UBlendSpace* BS = Assets.Object();
+		if (!BS) return;
 
 		// Set axis parameters
 		const FBlendParameter& ParamX = BS->GetBlendParameter(0);

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/BlendSpace_Create.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPPackageMaker.h"
 #include "Animation/Skeleton.h"
@@ -24,7 +24,7 @@ public:
 	UPROPERTY(meta=(Description="Full asset path for the new Blend Space (e.g. '/Game/BlendSpaces/BS_Locomotion')"))
 	FString AssetPath;
 
-	UPROPERTY(meta=(Description="Name or path of the skeleton asset to use"))
+	UPROPERTY(meta=(Description="Skeleton asset package path"))
 	FString Skeleton;
 
 	virtual FString GetDescription() const override
@@ -38,9 +38,9 @@ public:
 		if (!Maker.Ok()) return;
 
 		// Resolve skeleton.
-		MCPAssets<USkeleton> SkeletonAssets;
+		MCPFetcher SkeletonFetcher;
-		if (!SkeletonAssets.Exact(Skeleton).ENone().ETwo().Load()) return;
+		USkeleton* SkeletonObj = SkeletonFetcher.Asset(Skeleton).Cast<USkeleton>();
-		USkeleton* SkeletonObj = SkeletonAssets.Object();
+		if (!SkeletonObj) return;
 
 		// Create the package and Blend Space.
 		if (!Maker.Make()) return;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_AddComponent.h

@@ -2,7 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -22,7 +22,7 @@ class UMCP_Blueprint_AddComponent : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="Component class name (e.g. StaticMeshComponent, SceneComponent)"))
@@ -42,9 +42,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		USimpleConstructionScript* SCS = BP->SimpleConstructionScript;
 		if (!SCS)

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_AddFunctionParameter.h

@@ -2,7 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -25,7 +25,7 @@ class UMCP_Blueprint_AddFunctionParameter : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="Name of the function, custom event, or event dispatcher"))
@@ -44,9 +44,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Resolve param type
 		FEdGraphPinType PinType;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_AddInterface.h

@@ -3,6 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
 #include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -21,7 +22,7 @@ class UMCP_Blueprint_AddInterface : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="Interface name (e.g. 'BPI_MyInterface') or native UInterface class name"))
@@ -35,9 +36,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Resolve the interface class
 		UClass* InterfaceClass = FindInterfaceClass(InterfaceName);

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_AddVariable.h

@@ -2,7 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -45,9 +45,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Check for duplicate variable name
 		FName VarFName(*VariableName);

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_ChangeFunctionParameterType.h

@@ -2,7 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -25,7 +25,7 @@ class UMCP_Blueprint_ChangeFunctionParameterType : public UObject, public IMCPHa
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="Name of the function or custom event"))
@@ -47,9 +47,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Resolve the new type using the shared resolver (supports primitives, structs, enums, and object references)
 		FEdGraphPinType NewPinType;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_Diff.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "Engine/Blueprint.h"
 #include "EdGraph/EdGraph.h"
@@ -22,10 +22,10 @@ class UMCP_Blueprint_Diff : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="First blueprint name or package path"))
+	UPROPERTY(meta=(Description="First blueprint package path"))
 	FString BlueprintA;
 
-	UPROPERTY(meta=(Description="Second blueprint name or package path"))
+	UPROPERTY(meta=(Description="Second blueprint package path"))
 	FString BlueprintB;
 
 	UPROPERTY(meta=(Optional, Description="Filter to a specific graph name"))
@@ -41,13 +41,13 @@ public:
 	virtual void Handle() override
 	{
 		// Load both blueprints
-		MCPAssets<UBlueprint> AssetsA;
+		MCPFetcher FA;
-		if (!AssetsA.Exact(BlueprintA).ENone().ETwo().Load()) return;
+		UBlueprint* BPA = FA.Asset(BlueprintA).Cast<UBlueprint>();
-		UBlueprint* BPA = AssetsA.Object();
+		if (!BPA) return;
 
-		MCPAssets<UBlueprint> AssetsB;
+		MCPFetcher FB;
-		if (!AssetsB.Exact(BlueprintB).ENone().ETwo().Load()) return;
+		UBlueprint* BPB = FB.Asset(BlueprintB).Cast<UBlueprint>();
-		UBlueprint* BPB = AssetsB.Object();
+		if (!BPB) return;
 
 		// Gather graphs, optionally filtering by name
 		auto GatherGraphs = [this](UBlueprint* BP) -> TArray<UEdGraph*>

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_RefreshAllNodes.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "Engine/Blueprint.h"
 #include "EdGraph/EdGraph.h"
@@ -23,7 +23,7 @@ class UMCP_Blueprint_RefreshAllNodes : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	virtual FString GetDescription() const override
@@ -35,9 +35,9 @@ public:
 	virtual void Handle() override
 	{
 		// Load Blueprint
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		int32 GraphCount = MCPUtils::AllGraphs(BP).Num();
 		int32 NodeCount = MCPUtils::AllNodes(BP).Num();

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_RemoveFunctionParameter.h

@@ -4,7 +4,6 @@
 #include "MCPServer.h"
 #include "MCPHandler.h"
 #include "MCPFetcher.h"
-#include "MCPAssets.h"
 #include "MCPUtils.h"
 #include "K2Node_FunctionEntry.h"
 #include "K2Node_CustomEvent.h"
@@ -23,7 +22,7 @@ class UMCP_Blueprint_RemoveFunctionParameter : public UObject, public IMCPHandle
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="Name of the function or custom event"))
@@ -39,9 +38,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Find the entry node (function entry or custom event)
 		UK2Node_EditablePinBase* EntryNode = nullptr;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_RemoveInterface.h

@@ -2,7 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "MCPServer.h"
 #include "Engine/Blueprint.h"
@@ -37,9 +37,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		// Find the interface by name
 		UClass* FoundInterface = nullptr;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_Reparent.h

@@ -36,9 +36,9 @@ public:
 	virtual void Handle() override
 	{
 		// Load Blueprint
-		MCPAssets<UBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UBlueprint* BP = F.Asset(Blueprint).Cast<UBlueprint>();
-		UBlueprint* BP = Assets.Object();
+		if (!BP) return;
 
 		FString OldParentName = BP->ParentClass ? MCPUtils::FormatName(BP->ParentClass) : TEXT("None");
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/StateMachine_AddState.h

@@ -3,7 +3,6 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "EdGraph/EdGraph.h"
@@ -26,7 +25,7 @@ class UMCP_StateMachine_AddState : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="State machine graph name"))
@@ -41,7 +40,7 @@ public:
 	UPROPERTY(meta=(Optional, Description="Y position of the new state node"))
 	int32 PosY = 0;
 
-	UPROPERTY(meta=(Optional, Description="Animation asset name to assign to the state"))
+	UPROPERTY(meta=(Optional, Description="Animation asset package path to assign to the state"))
 	FString AnimationAsset;
 
 	virtual FString GetDescription() const override
@@ -94,14 +93,15 @@ public:
 		// Optionally set animation asset
 		if (!AnimationAsset.IsEmpty() && NewState->GetBoundGraph())
 		{
-			MCPAssets<UAnimSequence> AnimAssets;
+			MCPFetcher F2;
-			if (!AnimAssets.Exact(AnimationAsset).ENone().ETwo().Load()) return;
+			UAnimSequence* AnimSeq = F2.Asset(AnimationAsset).Cast<UAnimSequence>();
+			if (!AnimSeq) return;
 
 			UAnimGraphNode_SequencePlayer* SeqNode = NewObject<UAnimGraphNode_SequencePlayer>(NewState->GetBoundGraph());
 			SeqNode->CreateNewGuid();
 			SeqNode->PostPlacedNewNode();
 			SeqNode->AllocateDefaultPins();
-			SeqNode->SetAnimationAsset(AnimAssets.Object());
+			SeqNode->SetAnimationAsset(AnimSeq);
 			SeqNode->NodePosX = 0;
 			SeqNode->NodePosY = 0;
 			NewState->GetBoundGraph()->AddNode(SeqNode, false, false);

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/StateMachine_AddTransition.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "Kismet2/KismetEditorUtilities.h"
 #include "Animation/AnimBlueprint.h"
@@ -23,7 +23,7 @@ class UMCP_StateMachine_AddTransition : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="State machine graph name"))
@@ -51,9 +51,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UAnimBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UAnimBlueprint* AnimBP = F.Asset(Blueprint).Cast<UAnimBlueprint>();
-		UAnimBlueprint* AnimBP = Assets.Object();
+		if (!AnimBP) return;
 
 		UAnimationStateMachineGraph* SMGraph = MCPUtils::FindStateMachineGraph(AnimBP, Graph);
 		if (!SMGraph)

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/StateMachine_SetAnimation.h

@@ -3,7 +3,6 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "EdGraph/EdGraph.h"
@@ -27,7 +26,7 @@ class UMCP_StateMachine_SetAnimation : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="State machine graph name"))
@@ -36,7 +35,7 @@ public:
 	UPROPERTY(meta=(Description="Name of the state to modify"))
 	FString StateName;
 
-	UPROPERTY(meta=(Description="Animation asset name to assign"))
+	UPROPERTY(meta=(Description="Animation asset package path to assign"))
 	FString AnimationAsset;
 
 	virtual FString GetDescription() const override
@@ -71,9 +70,9 @@ public:
 		}
 
 		// Find the animation asset
-		MCPAssets<UAnimSequence> AnimAssets;
+		MCPFetcher F2;
-		if (!AnimAssets.Exact(AnimationAsset).ENone().ETwo().Load()) return;
+		UAnimSequence* AnimSeq = F2.Asset(AnimationAsset).Cast<UAnimSequence>();
-		UAnimSequence* AnimSeq = AnimAssets.Object();
+		if (!AnimSeq) return;
 
 		// Find existing SequencePlayer or create one
 		UAnimGraphNode_SequencePlayer* SeqNode = nullptr;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/StateMachine_SetBlendSpace.h

@@ -3,7 +3,6 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "EdGraph/EdGraph.h"
@@ -30,7 +29,7 @@ class UMCP_StateMachine_SetBlendSpace : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="State machine graph name"))
@@ -39,7 +38,7 @@ public:
 	UPROPERTY(meta=(Description="Name of the state to modify"))
 	FString StateName;
 
-	UPROPERTY(meta=(Description="Blend Space asset name or path"))
+	UPROPERTY(meta=(Description="Blend Space asset package path"))
 	FString BlendSpace;
 
 	UPROPERTY(meta=(Optional, Description="Blueprint variable name to wire to the X axis input"))
@@ -57,9 +56,9 @@ public:
 	virtual void Handle() override
 	{
 		// Load the anim blueprint
-		MCPAssets<UAnimBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UAnimBlueprint* AnimBP = F.Asset(Blueprint).Cast<UAnimBlueprint>();
-		UAnimBlueprint* AnimBP = Assets.Object();
+		if (!AnimBP) return;
 
 		// Find the state machine graph and state
 		UAnimationStateMachineGraph* SMGraph = MCPUtils::FindStateMachineGraph(AnimBP, Graph);
@@ -72,9 +71,9 @@ public:
 		if (!InnerGraph) { UMCPServer::Printf(TEXT("ERROR: State '%s' has no bound graph\n"), *StateName); return; }
 
 		// Load the blend space asset
-		MCPAssets<UBlendSpace> BlendSpaceAssets;
+		MCPFetcher F2;
-		if (!BlendSpaceAssets.Exact(BlendSpace).ENone().ETwo().Load()) return;
+		UBlendSpace* BlendSpaceAsset = F2.Asset(BlendSpace).Cast<UBlendSpace>();
-		UBlendSpace* BlendSpaceAsset = BlendSpaceAssets.Object();
+		if (!BlendSpaceAsset) return;
 
 		// Find existing BlendSpacePlayer or create one
 		UAnimGraphNode_BlendSpacePlayer* BSNode = nullptr;

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/StateMachine_SetTransitionRule.h

@@ -3,7 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPServer.h"
 #include "MCPHandler.h"
-#include "MCPAssets.h"
+#include "MCPFetcher.h"
 #include "MCPUtils.h"
 #include "Kismet2/KismetEditorUtilities.h"
 #include "Animation/AnimBlueprint.h"
@@ -22,7 +22,7 @@ class UMCP_StateMachine_SetTransitionRule : public UObject, public IMCPHandler
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(meta=(Description="Animation Blueprint name or package path"))
+	UPROPERTY(meta=(Description="Animation Blueprint package path"))
 	FString Blueprint;
 
 	UPROPERTY(meta=(Description="State machine graph name"))
@@ -56,9 +56,9 @@ public:
 
 	virtual void Handle() override
 	{
-		MCPAssets<UAnimBlueprint> Assets;
+		MCPFetcher F;
-		if (!Assets.Exact(Blueprint).ENone().ETwo().Load()) return;
+		UAnimBlueprint* AnimBP = F.Asset(Blueprint).Cast<UAnimBlueprint>();
-		UAnimBlueprint* AnimBP = Assets.Object();
+		if (!AnimBP) return;
 
 		UAnimationStateMachineGraph* SMGraph = MCPUtils::FindStateMachineGraph(AnimBP, Graph);
 		if (!SMGraph)

Plugins/BlueprintMCP/Source/BlueprintMCP/Private/MCPNotifier.cpp

@@ -50,6 +50,9 @@ void MCPNotifier::SendNotifications()
 	for (UBlueprint *Blueprint : Blueprints)
 		FBlueprintEditorUtils::MarkBlueprintAsStructurallyModified(Blueprint);
 
+	// FBlueprintEditorUtils::RefreshAllNodes(BP);
+	// FKismetEditorUtilities::CompileBlueprint(BP);
+
 	if (GEditor)
 		GEditor->RedrawAllViewports();