Lyra Inventory Fix 02: Подсистема для фрагментов инвентаря. Решаем TODO с умом.

// Copyright Cainoli. You can use me to fulfill your fantasies. All Rights Reserved. #pragma once #include "LyraInventorySubsystem.generated.h" #include "Subsystems/GameInstanceSubsystem.h" class ULyraInventoryItemDefinition; class ULyraInventoryItemFragment; class ULyraInventoryItemInstance; /** * Subsystem responsible for managing inventory-related functionality across the game */ UCLASS() class LYRAGAME_API ULyraInventorySubsystem : public UGameInstanceSubsystem { GENERATED_BODY() public: // Begin USubsystem virtual void Initialize(FSubsystemCollectionBase& Collection) override; virtual void Deinitialize() override; // End USubsystem /** Find a fragment in an item definition by class */ UFUNCTION(BlueprintCallable, Category = "Lyra|Inventory", meta = (DeterminesOutputType = FragmentClass)) const ULyraInventoryItemFragment* FindItemDefinitionFragment(TSubclassOf<ULyraInventoryItemDefinition> ItemDef, TSubclassOf<ULyraInventoryItemFragment> FragmentClass) const; /** Register an inventory component with the subsystem */ void RegisterInventoryComponent(class ULyraInventoryManagerComponent* Component); /** Unregister an inventory component from the subsystem */ void UnregisterInventoryComponent(class ULyraInventoryManagerComponent* Component); /** Get all registered inventory components */ UFUNCTION(BlueprintCallable, Category = "Lyra|Inventory") const TArray<class ULyraInventoryManagerComponent*>& GetAllInventoryComponents() const { return RegisteredInventoryComponents; } private: /** List of all active inventory components */ UPROPERTY() TArray<class ULyraInventoryManagerComponent*> RegisteredInventoryComponents; };

// Copyright Cainoli. You can use me to fulfill your fantasies. All Rights Reserved. #include "LyraInventoryItemDefinition.h" #include "LyraInventoryManagerComponent.h" #include "LyraInventorySubsystem.h" void ULyraInventorySubsystem::Initialize(FSubsystemCollectionBase& Collection) { Super::Initialize(Collection); } void ULyraInventorySubsystem::Deinitialize() { RegisteredInventoryComponents.Empty(); Super::Deinitialize(); } const ULyraInventoryItemFragment* ULyraInventorySubsystem::FindItemDefinitionFragment(TSubclassOf<ULyraInventoryItemDefinition> ItemDef, TSubclassOf<ULyraInventoryItemFragment> FragmentClass) const { if (const ULyraInventoryItemDefinition* Definition = ItemDef.Get()) { return Definition->FindFragmentByClass(FragmentClass); } return nullptr; } void ULyraInventorySubsystem::RegisterInventoryComponent(ULyraInventoryManagerComponent* Component) { if (Component) { RegisteredInventoryComponents.AddUnique(Component); } } void ULyraInventorySubsystem::UnregisterInventoryComponent(ULyraInventoryManagerComponent* Component) { if (Component) { RegisteredInventoryComponents.Remove(Component); } }

// Отправим на пенсию следующий класс: /** @deprecated Use ULyraInventorySubsystem instead */ UCLASS(meta = (DeprecatedNode, DeprecationMessage = "Use ULyraInventorySubsystem instead")) class ULyraInventoryFunctionLibrary : public UBlueprintFunctionLibrary { GENERATED_BODY() // На заслуженный отдых отправим и эту функцию: /** @deprecated Use ULyraInventorySubsystem::FindItemDefinitionFragment instead */ UFUNCTION(BlueprintCallable, meta = (DeprecatedFunction, DeprecationMessage = "Use ULyraInventorySubsystem::FindItemDefinitionFragment instead", DeterminesOutputType = FragmentClass)) static const ULyraInventoryItemFragment* FindItemDefinitionFragment(TSubclassOf<ULyraInventoryItemDefinition> ItemDef, TSubclassOf<ULyraInventoryItemFragment> FragmentClass); };

// Получение подсистемы auto* InventorySystem = GetWorld()->GetGameInstance()->GetSubsystem<ULyraInventorySubsystem>(); // Поиск фрагмента для определения предмета auto* Fragment = InventorySystem->FindItemDefinitionFragment(ItemDefClass, FragmentClass); // Получение всех инвентарей TArray<class ULyraInventoryManagerComponent*> InventoryComponents = InventorySystem->GetAllInventoryComponents();