Serialization Structures

struct FSaveRecord
{
    FString Type;           // Record type identifier
    TArray<uint8> Bytes;    // Serialized data
};

struct FFileHeader
{
    int32 FileSchemaVersion;     // Format version
    float WorldTimeSeconds;      // Save timestamp
};

class ISaveable
{
public:
    virtual FGuid GetSaveGuid() const = 0;
    virtual FName GetSaveBucket() const = 0;
    virtual FSaveRecord BuildSaveRecord() = 0;
    virtual void ApplySaveRecord(const FSaveRecord& Record) = 0;
};

FGuid GetSaveGuid() const override
{
    return ComponentGuid;  // Persistent GUID
}

FName GetSaveBucket() const override
{
    return "Players";  // or "World_Containers", "Custom", etc.
}

FSaveRecord BuildSaveRecord() override
{
    FSaveRecord Record;
    Record.Type = "InventoryComponent";

    // Serialize inventory data
    FMemoryWriter Writer(Record.Bytes);
    FInventorySaveData SaveData;
    SaveData.Items = GetAllItems();
    SaveData.MaxSlots = MaxSlots;
    SaveData.MaxWeight = MaxWeight;

    Writer << SaveData;

    return Record;
}

void ApplySaveRecord(const FSaveRecord& Record) override
{
    if (Record.Type != "InventoryComponent") return;

    // Deserialize
    FMemoryReader Reader(Record.Bytes);
    FInventorySaveData SaveData;
    Reader << SaveData;

    // Apply
    MaxSlots = SaveData.MaxSlots;
    MaxWeight = SaveData.MaxWeight;
    Items = SaveData.Items;

    // Notify UI
    OnInventoryChanged.Broadcast();
}