from .base_handler import BaseHandler
import logging
import asyncio

logger = logging.getLogger(__name__)

class HowogeHandler(BaseHandler):
    def __init__(self, browser_context):
        self.context = browser_context

    async def apply(self, listing: dict, result: dict) -> dict:
        page = await self.context.new_page()
        try:
            logger.info(f"[HOWOGE] Open: {listing['link']}")
            response = await page.goto(listing["link"], wait_until="networkidle")
            await asyncio.sleep(2)

            # Detect 404 by status or page title
            status = response.status if response else None
            page_title = await page.title()
            if status == 404 or (page_title and "404" in page_title):
                logger.warning(f"[HOWOGE] Listing is down (404): {listing['link']}")
                result["success"] = False
                result["message"] = "Listing is no longer available (404). Application impossible. Will not retry."
                result["permanent_fail"] = True
                return result

            # Always handle cookies and consent before anything else
            await self.handle_cookies(page)
            await self.handle_consent(page)

            # Save HTML after modal handling for debugging
            try:
                html_content = await page.content()
                with open("data/howoge_debug.html", "w", encoding="utf-8") as f:
                    f.write(html_content)
            except Exception as e:
                logger.debug(f"[HOWOGE] Debug HTML not saved: {e}")

            await self.log_listing_details(listing)

            logger.info("[HOWOGE] Searching for application button...")
            selectors = [
                'a[href*="besichtigung-vereinbaren"]',
                'a:has-text("Besichtigung vereinbaren")',
                'button:has-text("Besichtigung vereinbaren")',
                'a:has-text("Anfragen")',
                'button:has-text("Anfragen")'
            ]
            apply_btn = None
            for sel in selectors:
                all_btns = await page.query_selector_all(sel)
                logger.debug(f"[HOWOGE] Selector '{sel}': {len(all_btns)} matches")
                for btn in all_btns:
                    try:
                        if await btn.is_visible():
                            apply_btn = btn
                            logger.info(f"[HOWOGE] Found visible application button: {sel}")
                            break
                    except Exception as e:
                        logger.debug(f"[HOWOGE] Button visibility error: {e}")
                if apply_btn:
                    break

            if apply_btn:
                await apply_btn.scroll_into_view_if_needed()
                await asyncio.sleep(0.5)
                await apply_btn.click()
                await asyncio.sleep(2)
                result["success"] = True
                result["message"] = "Application submitted successfully."
            else:
                logger.warning("[HOWOGE] No application button found.")
                result["message"] = "No application button found."
        except Exception as e:
            result["message"] = f"Error during application: {e}"
            logger.error(f"[HOWOGE] Application error: {e}")
        finally:
            await page.close()

        return result