"""Parser for Hide & Seek Self Storage."""

from __future__ import annotations

import re

from bs4 import BeautifulSoup

from src.parsers.base import BaseParser, ParseResult, UnitResult


class Facility029691Parser(BaseParser):
    """Extract storage units from Hide & Seek Self Storage."""

    platform = "custom_facility_029691"

    def parse(self, html: str, url: str = "") -> ParseResult:
        soup = BeautifulSoup(html, "lxml")
        result = ParseResult(platform=self.platform, parser_name=self.__class__.__name__)

        # Sizes are listed as <li> items under "Sizes of Units" heading
        sizes_heading = soup.find(string=re.compile(r"Sizes of Units", re.I))
        if sizes_heading:
            parent = sizes_heading.parent
            # Walk up to find the containing element, then find the adjacent ul
            for _ in range(5):
                if parent is None:
                    break
                next_ul = parent.find_next_sibling("ul")
                if next_ul is None:
                    next_ul = parent.find_next("ul")
                if next_ul:
                    for li in next_ul.find_all("li"):
                        text = li.get_text(strip=True)
                        if re.match(r"^\d+[xX]\d+$", text):
                            unit = UnitResult()
                            unit.size = text
                            w, ln, sq = self.normalize_size(text)
                            if w is not None:
                                unit.metadata = {"width": w, "length": ln, "sqft": sq}
                            result.units.append(unit)
                    break
                parent = parent.parent

        if not result.units:
            result.warnings.append("No units found on page")

        return result