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Initial commit: Item Interaction Ecosystem plugin (UE5.7)

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Server-authoritative, data-driven item/inventory/interaction/carry/equipment/
world-slot/placement/crafting framework. 8 modules, compiles against UE 5.7.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
Bonchellon
2026-06-22 20:49:56 +03:00
commit 7f7e043a88
98 changed files with 9328 additions and 0 deletions
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79
Source/ItemInventory/Private/ItemSaveLibrary.cpp Normal file
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// Copyright ExByte Studios. Item Interaction Ecosystem.
#include "ItemSaveLibrary.h"
#include "ItemInventoryLog.h"
#include "InventoryComponent.h"
#include "ItemDatabaseSubsystem.h"
#include "Kismet/GameplayStatics.h"
FInventorySaveData UItemSaveLibrary::CaptureInventory(UInventoryComponent* Inventory)
{
FInventorySaveData Data;
if (!Inventory)
{
return Data;
}
Inventory->GetAllItems(Data.Items);
for (FItemInstanceData& Item : Data.Items)
{
Item.Lock.Clear(); // never persist transient locks (section 26)
}
Inventory->GetContainers(Data.Containers);
return Data;
}
void UItemSaveLibrary::RestoreInventory(const UObject* WorldContext, UInventoryComponent* Inventory, const FInventorySaveData& Data)
{
if (!Inventory || !Inventory->GetOwner() || !Inventory->GetOwner()->HasAuthority())
{
return;
}
Inventory->SetContainers(Data.Containers);
Inventory->ClearAllItems();
const UItemDatabaseSubsystem* DB = UItemDatabaseSubsystem::Get(WorldContext);
for (const FItemInstanceData& Saved : Data.Items)
{
FItemInstanceData Item = Saved;
if (DB) { DB->MigrateLoadedItem(Item); }
Inventory->SetItemInSlot(Item, Item.CurrentContainerId, Item.SlotIndex);
}
UE_LOG(LogItemInventory, Log, TEXT("[Save] restored %d items into %s"), Data.Items.Num(), *GetNameSafe(Inventory->GetOwner()));
}
bool UItemSaveLibrary::SaveInventoryToSlot(UInventoryComponent* Inventory, const FString& SlotName, FName Key)
{
if (!Inventory)
{
return false;
}
UItemSaveGame* Save = Cast<UItemSaveGame>(UGameplayStatics::LoadGameFromSlot(SlotName, 0));
if (!Save)
{
Save = Cast<UItemSaveGame>(UGameplayStatics::CreateSaveGameObject(UItemSaveGame::StaticClass()));
}
if (!Save)
{
return false;
}
Save->Inventories.Add(Key, CaptureInventory(Inventory));
return UGameplayStatics::SaveGameToSlot(Save, SlotName, 0);
}
bool UItemSaveLibrary::LoadInventoryFromSlot(const UObject* WorldContext, UInventoryComponent* Inventory, const FString& SlotName, FName Key)
{
UItemSaveGame* Save = Cast<UItemSaveGame>(UGameplayStatics::LoadGameFromSlot(SlotName, 0));
if (!Save)
{
return false;
}
const FInventorySaveData* Data = Save->Inventories.Find(Key);
if (!Data)
{
return false;
}
RestoreInventory(WorldContext, Inventory, *Data);
return true;
}