Backend Monitorink: serveur PNG (Claude usage + météo + HA)

2026-06-15 10:49:31 +02:00
commit bc4cf89a4b
16 changed files with 792 additions and 0 deletions
--- a/backend/integrations/weather.py
+++ b/backend/integrations/weather.py
@@ -0,0 +1,86 @@
+"""Météo via Open-Meteo (gratuit, sans clé API)."""
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+import httpx
+
+from config import config
+
+API_URL = "https://api.open-meteo.com/v1/forecast"
+
+# Codes WMO -> (libellé court FR, emoji). Suffisant pour un dashboard e-ink.
+WMO = {
+    0: ("Dégagé", "☀"),
+    1: ("Peu nuageux", "🌤"),
+    2: ("Nuageux", "⛅"),
+    3: ("Couvert", "☁"),
+    45: ("Brouillard", "🌫"),
+    48: ("Brouillard givrant", "🌫"),
+    51: ("Bruine légère", "🌦"),
+    53: ("Bruine", "🌦"),
+    55: ("Bruine forte", "🌦"),
+    61: ("Pluie faible", "🌧"),
+    63: ("Pluie", "🌧"),
+    65: ("Pluie forte", "🌧"),
+    71: ("Neige faible", "🌨"),
+    73: ("Neige", "🌨"),
+    75: ("Neige forte", "🌨"),
+    80: ("Averses", "🌦"),
+    81: ("Averses", "🌧"),
+    82: ("Fortes averses", "⛈"),
+    95: ("Orage", "⛈"),
+    96: ("Orage + grêle", "⛈"),
+    99: ("Orage + grêle", "⛈"),
+}
+
+
+@dataclass
+class Weather:
+    ok: bool
+    error: str | None = None
+    temp: float | None = None
+    feels_like: float | None = None
+    label: str = ""
+    icon: str = ""
+    temp_min: float | None = None
+    temp_max: float | None = None
+    precip_prob: int | None = None
+
+
+async def fetch_weather() -> Weather:
+    params = {
+        "latitude": config.weather_lat,
+        "longitude": config.weather_lon,
+        "current": "temperature_2m,apparent_temperature,weather_code",
+        "daily": "temperature_2m_max,temperature_2m_min,precipitation_probability_max",
+        "timezone": config.timezone,
+        "forecast_days": 1,
+    }
+    try:
+        async with httpx.AsyncClient(timeout=15) as client:
+            resp = await client.get(API_URL, params=params)
+            resp.raise_for_status()
+            data = resp.json()
+    except httpx.HTTPError as exc:
+        return Weather(ok=False, error=f"réseau: {exc}")
+
+    cur = data.get("current", {})
+    daily = data.get("daily", {})
+    code = int(cur.get("weather_code", -1))
+    label, icon = WMO.get(code, ("—", "·"))
+
+    def _first(key: str):
+        vals = daily.get(key) or []
+        return vals[0] if vals else None
+
+    return Weather(
+        ok=True,
+        temp=cur.get("temperature_2m"),
+        feels_like=cur.get("apparent_temperature"),
+        label=label,
+        icon=icon,
+        temp_min=_first("temperature_2m_min"),
+        temp_max=_first("temperature_2m_max"),
+        precip_prob=_first("precipitation_probability_max"),
+    )