AntiCoco: serveur MCP HelloFresh sans noix de coco

- Auth Playwright (login local, session persistee, capture du bearer token)
- Client httpx vers l'API interne (endpoints via discover_api.py)
- Filtre d'exclusion insensible aux accents (coco & co)
- Serveur FastMCP (streamable-http) + outils hf_*
- Docker + compose pour deploiement homelab
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2026-06-15 22:09:11 +02:00
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"""Client httpx vers l'API interne HelloFresh.
Les URLs réelles ne sont pas codées en dur : elles viennent de `config/endpoints.json`,
généré/validé via `tools/discover_api.py`. Tant que ce fichier n'est pas rempli, les
appels lèvent une erreur explicite.
Le token bearer est fourni par `auth.get_token()`. Les réponses (forme variable) sont
mappées vers `models.Recipe` / `models.Week` de façon tolérante.
"""
from __future__ import annotations
import json
from pathlib import Path
from typing import Any
import httpx
from . import auth
from .models import Recipe, Week, _first
ENDPOINTS_PATH = auth.ROOT / "config" / "endpoints.json"
DEFAULT_HEADERS = {
"Accept": "application/json",
"Content-Type": "application/json",
"Origin": auth.BASE_URL,
"Referer": auth.BASE_URL + "/",
"User-Agent": (
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 "
"(KHTML, like Gecko) Chrome/124.0 Safari/537.36"
),
}
class EndpointsNotConfigured(RuntimeError):
pass
def _load_endpoints() -> dict:
if not ENDPOINTS_PATH.exists():
raise EndpointsNotConfigured(
f"{ENDPOINTS_PATH} absent. Lancer `python tools/discover_api.py` pour le générer."
)
data = json.loads(ENDPOINTS_PATH.read_text(encoding="utf-8"))
missing = [k for k in ("weeks", "menu", "set_selection") if not data.get(k)]
if missing:
raise EndpointsNotConfigured(
f"Endpoints manquants dans {ENDPOINTS_PATH}: {missing}. "
"Compléter via tools/discover_api.py."
)
return data
class HelloFreshClient:
def __init__(self, token: str | None = None):
self._endpoints = _load_endpoints()
self._token = token or auth.get_token()
self._client = httpx.Client(
headers={**DEFAULT_HEADERS, "Authorization": f"Bearer {self._token}"},
timeout=30.0,
follow_redirects=True,
)
def close(self) -> None:
self._client.close()
def __enter__(self) -> "HelloFreshClient":
return self
def __exit__(self, *exc) -> None:
self.close()
# --- requêtes bas niveau avec re-auth transparent sur 401 ---------------
def _request(self, method: str, url: str, **kwargs) -> httpx.Response:
resp = self._client.request(method, url, **kwargs)
if resp.status_code == 401:
# Token expiré → on en capture un neuf et on rejoue une fois.
self._token = auth.get_token(force=True)
self._client.headers["Authorization"] = f"Bearer {self._token}"
resp = self._client.request(method, url, **kwargs)
resp.raise_for_status()
return resp
# --- API métier ---------------------------------------------------------
def get_editable_weeks(self) -> list[Week]:
"""Liste les semaines de l'abonnement encore modifiables."""
resp = self._request("GET", self._endpoints["weeks"])
data = resp.json()
raw_weeks = _extract_list(data, "weeks", "deliveries", "items", "data")
weeks = [Week.from_api(w) for w in raw_weeks]
editable = [w for w in weeks if w.editable] or weeks
return editable
def get_menu(self, week: str) -> list[Recipe]:
"""Recettes proposées pour une semaine donnée."""
url = self._endpoints["menu"].replace("{week}", str(week))
resp = self._request("GET", url, params=None if "{week}" in self._endpoints["menu"] else {"week": week})
data = resp.json()
raw_recipes = _extract_recipes(data)
return [Recipe.from_api(r) for r in raw_recipes]
def set_selection(self, week: str, recipe_ids: list[str]) -> dict[str, Any]:
"""Enregistre la sélection de recettes pour une semaine (écriture).
N'est appelé qu'après confirmation côté serveur MCP. La forme du payload
dépend de l'endpoint découvert ; on envoie une structure courante, à ajuster
selon discover_api.py si nécessaire.
"""
url = self._endpoints["set_selection"].replace("{week}", str(week))
method = self._endpoints.get("set_selection_method", "PUT").upper()
payload = {
"week": week,
"recipes": [{"id": rid, "quantity": 1} for rid in recipe_ids],
}
resp = self._request(method, url, json=payload)
try:
return resp.json()
except Exception:
return {"status": resp.status_code, "ok": True}
def _extract_list(data: Any, *keys: str) -> list[dict]:
if isinstance(data, list):
return data
if isinstance(data, dict):
found = _first(data, *keys, default=None)
if isinstance(found, list):
return found
# Parfois imbriqué sous "data"/"items"
for v in data.values():
if isinstance(v, list):
return v
return []
def _extract_recipes(data: Any) -> list[dict]:
"""Extrait la liste de recettes, qui peut être imbriquée dans des 'courses'."""
if isinstance(data, dict):
courses = _first(data, "courses", "modules", "items", default=None)
if isinstance(courses, list):
recipes = []
for c in courses:
if isinstance(c, dict) and "recipe" in c and isinstance(c["recipe"], dict):
recipes.append(c["recipe"])
elif isinstance(c, dict):
recipes.append(c)
if recipes:
return recipes
return _extract_list(data, "recipes", "items", "data")