"""NATIVE HEALTH adapter — SmartRecruiters career page, Show More AJAX, keyword filter."""
from __future__ import annotations

from loguru import logger

from gimme_job.adapters.base import ManifestDrivenAdapter
from gimme_job.adapters.registry import register
from gimme_job.models.dto import JobPostingCandidate, RawJobCard

_MAX_SHOW_MORE = 10  # max "Show more jobs" clicks to prevent infinite loops
_KEYWORDS = ["orthodontist", "orthodontic", "dentist"]


@register("nativehealth")
class NativeHealthAdapter(ManifestDrivenAdapter):

    def collect_cards(self, page, manifest) -> list[RawJobCard]:
        """Click all 'Show more jobs' links, then extract and keyword-filter all jobs."""
        try:
            page.wait_for_selector(
                "a[href*='smartrecruiters.com/NATIVEHEALTH/']",
                timeout=15000,
                state="attached",
            )
        except Exception:
            logger.debug("[nativehealth] Initial jobs wait timed out")

        # Click "Show more jobs" links until none remain (AJAX loads more into same page)
        for i in range(_MAX_SHOW_MORE):
            show_more = page.query_selector("a:text('Show more jobs')")
            if not show_more:
                break

            prev_count = len(
                page.query_selector_all("a[href*='smartrecruiters.com/NATIVEHEALTH/']")
            )
            show_more.click()

            try:
                page.wait_for_function(
                    f"document.querySelectorAll(\"a[href*='smartrecruiters.com/NATIVEHEALTH/']\").length > {prev_count}",
                    timeout=10000,
                )
                logger.debug(f"[nativehealth] Show more {i + 1}: loaded more jobs")
            except Exception:
                logger.debug(f"[nativehealth] Show more {i + 1}: no new jobs appeared")
                break

        # Extract all jobs via JS, getting location from h3 heading of each group
        raw_data = page.evaluate("""() => {
            const links = document.querySelectorAll("a[href*='smartrecruiters.com/NATIVEHEALTH/']");
            return Array.from(links).map(a => {
                // Walk up: a → li → ul (job list) → location group div → h3
                const locationDiv = a.closest('li')?.parentElement?.parentElement;
                const location = locationDiv?.querySelector('h3')?.textContent?.trim() || null;
                return {
                    title: (a.querySelector('h4')?.textContent || '').trim(),
                    employment: (a.querySelector('p')?.textContent || '').trim(),
                    url: a.href,
                    location
                };
            }).filter(j => j.title);
        }""")

        cards = []
        for item in raw_data:
            if not self._matches_keywords(item["title"]):
                continue
            cards.append(RawJobCard(
                title=item["title"],
                company="NATIVE HEALTH",
                location=item["location"] or None,
                employment_type=item["employment"] or None,
                url=item["url"] or None,
            ))

        logger.info(
            f"[nativehealth] Keyword filter: {len(cards)}/{len(raw_data)} cards matched"
        )
        return cards

    def paginate(self, page, page_index: int, config) -> bool:
        """Single page after Show More clicks — no further pagination."""
        return False

    def normalize(self, raw: RawJobCard) -> JobPostingCandidate:
        return super().normalize(raw)

    @staticmethod
    def _matches_keywords(title: str | None) -> bool:
        if not title:
            return False
        title_lower = title.lower()
        return any(kw in title_lower for kw in _KEYWORDS)