"""Parser for Al's Mini Storage (Glendive, MT)."""

from __future__ import annotations

import re

from bs4 import BeautifulSoup

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


class Facility015603Parser(BaseParser):
    """Extract storage units from Al's Mini Storage - Glendive location."""

    platform = "custom_facility_015603"

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

        # Units listed as <li> items inside ul.two-column-list
        # Size text includes " storage unit" suffix, e.g. "5×10 storage unit"
        unit_list = soup.select_one("ul.two-column-list")
        if not unit_list:
            result.warnings.append("No unit list found on page")
            return result

        for li in unit_list.find_all("li"):
            raw_text = li.get_text(strip=True)
            if not raw_text:
                continue

            # Normalize × (multiplication sign) to x and strip trailing " storage unit"
            size_text = raw_text.replace("×", "x").replace("×", "x")
            # Remove trailing "storage unit" suffix
            size_text = re.sub(r"\s*storage unit\s*$", "", size_text, flags=re.IGNORECASE).strip()

            if not re.search(r"\d+", size_text):
                continue

            unit = UnitResult()
            unit.size = size_text
            w, ln, sq = self.normalize_size(size_text)
            if w is not None:
                unit.metadata = {"width": w, "length": ln, "sqft": sq}

            result.units.append(unit)

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

        return result