from pathlib import Path


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

FILES = {
    "AgrarianResourceNode.h": ROOT / "Source" / "AgrarianGame" / "AgrarianResourceNode.h",
    "AgrarianResourceNode.cpp": ROOT / "Source" / "AgrarianGame" / "AgrarianResourceNode.cpp",
    "setup_playable_blueprints.py": ROOT / "Scripts" / "setup_playable_blueprints.py",
    "verify_playable_blueprints.py": ROOT / "Scripts" / "verify_playable_blueprints.py",
    "TechnicalDesignDocument.md": ROOT / "Docs" / "TechnicalDesignDocument.md",
    "GroundZeroResourcePass.md": ROOT / "Docs" / "Terrain" / "GroundZeroResourcePass.md",
    "Roadmap": ROOT / "AGRARIAN_DEVELOPMENT_ROADMAP.md",
}

REQUIRED_SNIPPETS = {
    "AgrarianResourceNode.h": [
        "FName RequiredToolItemId;",
        "bool bAllowBareHandGathering = true;",
        "int32 ToolQuantityBonus = 0;",
        "bool HasRequiredTool",
        "int32 GetHarvestQuantityFor",
    ],
    "AgrarianResourceNode.cpp": [
        "Gather by hand",
        "RequiredToolItemId == NAME_None || bAllowBareHandGathering || HasRequiredTool(Interactor)",
        "Inventory->HasItem(RequiredToolItemId, 1)",
        "QuantityPerHarvest + ToolBonus",
        "MakeYieldStack(Interactor)",
    ],
    "setup_playable_blueprints.py": [
        '"required_tool_item_id": "basic_tool"',
        '"allow_bare_hand_gathering": True',
        '"tool_quantity_bonus": 1',
        '"tool_quantity_bonus": 0',
    ],
    "verify_playable_blueprints.py": [
        '"required_tool_item_id": "basic_tool"',
        '"allow_bare_hand_gathering": True',
        '"tool_quantity_bonus": 1',
        '"required_tool_item_id": "None"',
    ],
    "TechnicalDesignDocument.md": [
        "Tool requirement rules remain inventory-based",
        "`basic_tool` in inventory",
    ],
    "GroundZeroResourcePass.md": [
        "Wood, fiber, and stone nodes declare `basic_tool`",
        "Edible plant nodes remain pure bare-hand gathering",
    ],
    "Roadmap": [
        "[x] Add tool requirement rules.",
        "basic tool in\n  inventory improves yields",
    ],
}


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

    if missing:
        raise SystemExit("Resource tool requirement verification failed:\n" + "\n".join(missing))

    print(
        "PASS: MVP resource tool requirement rules are inventory-based, "
        "preserve bare-hand gathering, and add basic-tool yield bonuses."
    )


if __name__ == "__main__":
    main()