"""Parser for Pack Rat Self Storage (packratnoho.com).

This facility does not publish unit sizes or pricing online.
The website is a single-page WordPress marketing site that directs
customers to call 818-487-6883. The parser returns zero units with
an appropriate warning.
"""

from __future__ import annotations

from bs4 import BeautifulSoup

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


class Facility002759Parser(BaseParser):
    """Extract storage units from Pack Rat Self Storage.

    The facility website does not list unit sizes or prices.
    This parser validates that the page loaded correctly and
    returns an empty result with a diagnostic warning.
    """

    platform = "custom_facility_002759"

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

        for tag in soup.find_all(["script", "style"]):
            tag.decompose()

        body_text = soup.get_text(separator=" ")

        # Verify the page loaded correctly by checking for known content
        if "pack rat" in body_text.lower() and "self storage" in body_text.lower():
            result.warnings.append(
                "Site does not publish unit sizes or pricing online; "
                "customers are directed to call 818-487-6883"
            )
        else:
            result.warnings.append(
                "Page content does not match expected Pack Rat Self Storage site; "
                "the site may have changed or failed to load"
            )

        return result