from typing import TYPE_CHECKING

from langchain_community.document_loaders.parsers.language.tree_sitter_segmenter import (  # noqa: E501
    TreeSitterSegmenter,
)

if TYPE_CHECKING:
    from tree_sitter import Language


CHUNK_QUERY = """
    [
        (function_definition) @function
        (class_declaration) @class
        (interface_declaration) @interface
        (trait_declaration) @trait
        (enum_declaration) @enum
        (namespace_definition) @namespace
    ]
""".strip()


class PHPSegmenter(TreeSitterSegmenter):
    """Code segmenter for PHP."""

    def get_language(self) -> "Language":
        from tree_sitter_languages import get_language

        return get_language("php")

    def get_chunk_query(self) -> str:
        return CHUNK_QUERY

    def make_line_comment(self, text: str) -> str:
        return f"// {text}"