"""Parser for Pearl Street Self Storage."""

from __future__ import annotations

import re

from bs4 import BeautifulSoup

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


class Facility000469Parser(BaseParser):
    """Extract storage units from Pearl Street Self Storage.

    This facility does not publish prices online. The storage options page
    lists unit sizes in an accordion layout with descriptions but no pricing.
    Units are extracted with size and description only.
    """

    platform = "custom_facility_000469"

    # Matches patterns like "5x5 / Small Closet" or "10x20 / Small Home-Business Inventory"
    _ACCORDION_RE = re.compile(
        r"(\d+)\s*[xX×]\s*(\d+)\s*/\s*(.+)"
    )

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

        # Find accordion title links that contain unit size info
        accordion_links = soup.find_all("a", class_="tb_title_accordion")

        for link in accordion_links:
            text = link.get_text(strip=True)
            m = self._ACCORDION_RE.match(text)
            if not m:
                continue

            width_str = m.group(1)
            length_str = m.group(2)
            description = m.group(3).strip()

            size_text = f"{width_str}x{length_str}"
            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}
            unit.description = description
            # No prices published on this site
            unit.price = None
            result.units.append(unit)

        if not result.units:
            result.warnings.append("No units found in accordion layout")
        else:
            result.warnings.append("No prices published on this facility website")

        return result