from __future__ import annotations

import json

from pathlib import Path
from typing import Any
from urllib.request import urlopen


class Updater:
    BASE_URL = "https://raw.githubusercontent.com/spdx/license-list-data/master/json/"

    def __init__(self, base_url: str = BASE_URL) -> None:
        self._base_url = base_url

    def dump(self, file: Path | None = None) -> None:
        if file is None:
            file = Path(__file__).parent / "data" / "licenses.json"

        licenses_url = self._base_url + "licenses.json"

        with file.open("w", encoding="utf-8") as f:
            f.write(
                json.dumps(self.get_licenses(licenses_url), indent=2, sort_keys=True)
            )

    def get_licenses(self, url: str) -> dict[str, Any]:
        licenses = {}
        with urlopen(url) as r:
            data = json.loads(r.read().decode())

        for info in data["licenses"]:
            licenses[info["licenseId"]] = [
                info["name"],
                info["isOsiApproved"],
                info["isDeprecatedLicenseId"],
            ]

        return licenses