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# Source code for betty.extension.maps

    """Integrate Betty with `Leaflet.js <https://leafletjs.com/>`_."""

    from __future__ import annotations

    from pathlib import Path
    from typing import TYPE_CHECKING, final

    from typing_extensions import override

    from betty.extension.webpack import Webpack, WebpackEntryPointProvider
    from betty.locale.localizable import _, Localizable
    from betty.project.extension import Extension

    if TYPE_CHECKING:
        from betty.machine_name import MachineName
        from collections.abc import Sequence

    @final
    class Maps(Extension, WebpackEntryPointProvider):
        """
        Provide interactive maps for use on web pages.
        """

        @override
        @classmethod
        def plugin_id(cls) -> MachineName:
            return "maps"

        @override
        @classmethod
        def depends_on(cls) -> set[MachineName]:
            return {Webpack.plugin_id()}

        @override
        @classmethod
        def webpack_entry_point_directory_path(cls) -> Path:
            return Path(__file__).parent / "webpack"

        @override
        def webpack_entry_point_cache_keys(self) -> Sequence[str]:
            return ()

        @override
        @classmethod
        def plugin_label(cls) -> Localizable:
            return _("Maps")

        @override
        @classmethod
        def plugin_description(cls) -> Localizable:
            return _(
                'Display lists of places as interactive maps using <a href="https://leafletjs.com/">Leaflet</a>.'
            )