Files
truenas-stacks/home/doris-kitchen/app/services/recipe_search.py
2026-05-16 20:22:45 +00:00

145 lines
5.7 KiB
Python

from __future__ import annotations
import xml.etree.ElementTree as ET
from typing import Any
from urllib import parse, request
from app.config import settings
from app.services.recipe_importer import normalize_recipe_from_url
from app.services.repository import repo
from app.services.scoring import extract_ingredients, extract_tags, score_recipe
from app.services.store import JsonStore
SEARCH_URL = "https://www.bing.com/search?format=rss&q="
ENGLISH_HINT = " site:allrecipes.com OR site:budgetbytes.com OR site:seriouseats.com OR site:recipetineats.com OR site:spendwithpennies.com OR site:delish.com OR site:food.com"
ALLOWED_DOMAINS = (
"allrecipes.com",
"budgetbytes.com",
"seriouseats.com",
"recipetineats.com",
"spendwithpennies.com",
"delish.com",
"food.com",
)
FALLBACK_SEED_URLS = [
"https://www.budgetbytes.com/curry-beef-with-peas/",
"https://www.recipetineats.com/asian-beef-bowls/",
"https://www.spendwithpennies.com/ground-beef-stroganoff/",
"https://www.budgetbytes.com/chicken-and-rice-skillet/",
]
class RecipeSearchService:
def __init__(self) -> None:
self.store = JsonStore()
def _search_page(self, query: str) -> list[dict[str, str]]:
req = request.Request(
SEARCH_URL + parse.quote(query + ENGLISH_HINT),
headers={
"User-Agent": "Mozilla/5.0 (Doris Kitchen)",
"Accept-Language": "en-US,en;q=0.9",
},
)
with request.urlopen(req, timeout=30) as resp:
rss_text = resp.read().decode("utf-8", "replace")
root = ET.fromstring(rss_text)
results: list[dict[str, str]] = []
for item in root.findall("./channel/item"):
href = str(item.findtext("link") or "").strip()
title = str(item.findtext("title") or "").strip()
snippet = str(item.findtext("description") or "").strip()
host = parse.urlparse(href).netloc.lower()
if not href.startswith("http"):
continue
if not any(host.endswith(domain) or host == domain for domain in ALLOWED_DOMAINS):
continue
results.append({"url": href, "title": title, "snippet": snippet})
deduped: list[dict[str, str]] = []
seen: set[str] = set()
for item in results:
if item["url"] in seen:
continue
seen.add(item["url"])
deduped.append(item)
return deduped
def search(self, query: str, limit: int | None = None) -> list[dict[str, Any]]:
limit = limit or settings.search_result_limit
profile = repo.get_profile()
results: list[dict[str, Any]] = []
for hit in self._search_page(query):
if len(results) >= limit:
break
try:
payload = normalize_recipe_from_url(hit["url"], timeout=12)
except Exception:
continue
score, reasons = score_recipe(query, payload, profile)
suggestion = {
"id": self.store.new_id("suggestion"),
"title": payload.get("name") or hit["title"],
"url": hit["url"],
"source_query": query,
"source_title": hit["title"],
"source_snippet": hit["snippet"],
"payload": payload,
"ingredients": extract_ingredients(payload),
"tags": extract_tags(payload),
"score": score,
"score_reasons": reasons,
"status": "suggested",
"created_at": self.store.now(),
"updated_at": self.store.now(),
"kitchenowl_status": "not-imported",
"ready_for_auto_import": bool(profile.get("auto_import_enabled") and score >= int(profile.get("auto_import_threshold", settings.auto_import_threshold))),
}
repo.upsert_suggestion(suggestion)
results.append(suggestion)
return results
def _fallback_seed(self) -> list[dict[str, Any]]:
profile = repo.get_profile()
results: list[dict[str, Any]] = []
for url in FALLBACK_SEED_URLS:
try:
payload = normalize_recipe_from_url(url, timeout=12)
except Exception:
continue
score, reasons = score_recipe("seeded household dinner", payload, profile)
suggestion = {
"id": self.store.new_id("suggestion"),
"title": payload.get("name") or url,
"url": url,
"source_query": "seeded household dinner",
"source_title": payload.get("name") or url,
"source_snippet": "Curated fallback suggestion for initial household testing.",
"payload": payload,
"ingredients": extract_ingredients(payload),
"tags": extract_tags(payload),
"score": score,
"score_reasons": reasons,
"status": "suggested",
"created_at": self.store.now(),
"updated_at": self.store.now(),
"kitchenowl_status": "not-imported",
"ready_for_auto_import": False,
}
repo.upsert_suggestion(suggestion)
results.append(suggestion)
return results
def seed_queries(self) -> list[dict[str, Any]]:
profile = repo.get_profile()
queries = profile.get("seed_queries") or []
seeded: list[dict[str, Any]] = []
for query in queries:
seeded.extend(self.search(query, limit=2))
if not seeded:
seeded = self._fallback_seed()
return seeded
recipe_search = RecipeSearchService()