from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]

REQUIRED = {
    ROOT / "Source" / "AgrarianGame" / "AgrarianPersistentStateProvider.h": [
        "class IAgrarianPersistentStateProvider",
        "void CapturePersistentState(UAgrarianPersistentActorComponent* PersistentComponent) const;",
        "void ApplyPersistentState(UAgrarianPersistentActorComponent* PersistentComponent);",
    ],
    ROOT / "Source" / "AgrarianGame" / "AgrarianPersistentActorComponent.cpp": [
        "IAgrarianPersistentStateProvider::Execute_CapturePersistentState",
        "IAgrarianPersistentStateProvider::Execute_ApplyPersistentState",
    ],
    ROOT / "Source" / "AgrarianGame" / "AgrarianCampfire.h": [
        "public IAgrarianPersistentStateProvider",
        "TObjectPtr<UAgrarianPersistentActorComponent> PersistentActorComponent;",
        "CapturePersistentState_Implementation",
        "ApplyPersistentState_Implementation",
    ],
    ROOT / "Source" / "AgrarianGame" / "AgrarianCampfire.cpp": [
        "PersistentActorComponent = CreateDefaultSubobject<UAgrarianPersistentActorComponent>(TEXT(\"PersistentActorComponent\"));",
        "PersistentActorComponent->ActorTypeId = TEXT(\"campfire\");",
        "NumberState.Add(TEXT(\"lit\")",
        "NumberState.Add(TEXT(\"fuel_seconds\")",
        "NumberState.Add(TEXT(\"cooking_progress_seconds\")",
        "void AAgrarianCampfire::ApplyPersistentState_Implementation",
        "SetLit(SavedLit && *SavedLit > 0.5f && FuelSeconds > 0.0f);",
    ],
    ROOT / "Source" / "AgrarianGame" / "AgrarianGamePlayerController.cpp": [
        "Persistence->RegisterWorldActorClass(TEXT(\"campfire\"), AAgrarianCampfire::StaticClass());",
    ],
    ROOT / "AGRARIAN_DEVELOPMENT_ROADMAP.md": [
        "- [x] Add persistence.",
    ],
    ROOT / "Docs" / "TechnicalDesignDocument.md": [
        "Campfire persistence uses the shared `UAgrarianPersistentActorComponent` world",
    ],
}


def main():
    missing = []
    for path, snippets in REQUIRED.items():
        text = path.read_text(encoding="utf-8")
        for snippet in snippets:
            if snippet not in text:
                missing.append(f"{path.relative_to(ROOT)} missing {snippet!r}")

    if missing:
        raise SystemExit("Campfire persistence verification failed:\n" + "\n".join(missing))

    print("PASS: campfire persistence is implemented and documented.")


if __name__ == "__main__":
    main()
