Files
wireclaw/wireclaw_core.py
nicoboy 1d095cd233 Fix TypeError altitude null + erreurs affichées dans l'UI
- float(cmd.get("altitude") or 15) : gère altitude=null retourné
  par Gemini pour les commandes sans altitude (land, rtl, status…)
- /command attrape les exceptions et retourne JSON 500 avec le
  message d'erreur, évite le "Erreur réseau" opaque dans la page

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-01 14:49:22 +02:00

288 lines
11 KiB
Python

import asyncio
import json
import math
from google import genai
from google.genai import types
from mavsdk import System
from mavsdk.mission import MissionItem, MissionPlan
from pymavlink import mavutil
from config import (GEMINI_API_KEY, GEMINI_MODEL,
MAVLINK_ADDRESS, MAVLINK_PYMAV,
BASE_LAT, BASE_LON)
client = genai.Client(api_key=GEMINI_API_KEY)
SYSTEM_PROMPT = f"""Tu es WireClaw, cerveau d'un drone d'inspection autonome.
Reponds UNIQUEMENT avec un objet JSON valide, sans markdown.
Le champ "message" est TOUJOURS en francais.
Format :
{{
"action": "takeoff|land|rtl|hover|goto|orbit|status|position|altitude|position_gps",
"altitude": <float metres AGL, defaut 15. Utilise pour altitude cible absolue : "monte a 10m" → 10>,
"delta": <float|null. Variation relative : "monte de 5m" → 5, "descend de 3m" → -3, null sinon>,
"lat": <float, pour goto>,
"lon": <float, pour goto>,
"radius": <float metres, pour orbit, defaut 10>,
"speed": <float m/s, pour orbit, defaut 2>,
"message": "<confirmation courte en francais>"
}}
Position de base : lat={BASE_LAT}, lon={BASE_LON}.
Pour goto, calcule des coordonnees proches (max 500m en test).
Nord = lat+, Sud = lat-, Est = lon+, Ouest = lon-
1 degre lat = 111320m, 1 degre lon = 111320*cos(lat)m
"""
drone_armed = False
current_pos = {"lat": BASE_LAT, "lon": BASE_LON, "alt": 0, "abs_alt": 584}
telemetry_cache = {"battery": -1.0, "mode": "UNKNOWN"}
mav = None
drone = None
def init_pymavlink():
global mav
print("Connexion pymavlink sur 14552...")
mav = mavutil.mavlink_connection(MAVLINK_PYMAV)
mav.wait_heartbeat()
print("pymavlink connecte !")
def send_orbit_cmd(radius, speed, lat, lon, abs_alt):
mav.mav.command_long_send(
mav.target_system, mav.target_component,
34, 0, radius, speed, 0, float('nan'), lat, lon, abs_alt
)
async def refresh_position(drone):
async for pos in drone.telemetry.position():
current_pos["lat"] = pos.latitude_deg
current_pos["lon"] = pos.longitude_deg
current_pos["alt"] = pos.relative_altitude_m
current_pos["abs_alt"] = pos.absolute_altitude_m
break
async def monitor_armed(drone):
global drone_armed
async for is_armed in drone.telemetry.armed():
drone_armed = is_armed
async def monitor_telemetry(drone):
"""Met à jour en continu batterie et mode de vol dans telemetry_cache."""
async def watch_battery():
async for bat in drone.telemetry.battery():
raw = bat.remaining_percent
telemetry_cache["battery"] = abs(raw) * 100 if abs(raw) <= 1 else abs(raw)
async def watch_mode():
async for fm in drone.telemetry.flight_mode():
telemetry_cache["mode"] = str(fm)
await asyncio.gather(watch_battery(), watch_mode())
async def interpret_command(text):
response = client.models.generate_content(
model=GEMINI_MODEL,
contents=text,
config=types.GenerateContentConfig(
system_instruction=SYSTEM_PROMPT,
temperature=0.1,
)
)
raw = response.text.strip()
if raw.startswith("```"):
raw = raw.split("```")[1]
if raw.startswith("json"):
raw = raw[4:]
return json.loads(raw.strip())
async def execute_command(drone, cmd):
global drone_armed
action = cmd.get("action")
alt = float(cmd.get("altitude") or 15)
msg = cmd.get("message", "OK")
if action == "position":
await refresh_position(drone)
return (f"\nGPS : {current_pos['lat']:.6f}, {current_pos['lon']:.6f}\n"
f"Altitude : {current_pos['alt']:.1f} m (AGL)\n"
f"Alt abs : {current_pos['abs_alt']:.1f} m (MSL)")
elif action == "status":
await refresh_position(drone)
return (f"\nPosition : {current_pos['lat']:.6f}, {current_pos['lon']:.6f}\n"
f"Altitude : {current_pos['alt']:.1f}m (AGL)\n"
f"Abs alt : {current_pos['abs_alt']:.1f}m\n"
f"Batterie : {telemetry_cache['battery']:.0f}%\n"
f"Mode : {telemetry_cache['mode']}\n"
f"Arme : {drone_armed}")
elif action == "takeoff":
await refresh_position(drone)
delta = cmd.get("delta")
target_alt = current_pos["alt"] + float(delta) if delta is not None else alt
if current_pos["alt"] >= 2.0:
new_abs_alt = current_pos["abs_alt"] - current_pos["alt"] + target_alt
await drone.action.goto_location(
current_pos["lat"], current_pos["lon"], new_abs_alt, float('nan')
)
await asyncio.sleep(6)
await refresh_position(drone)
return f"OK {msg} — altitude {current_pos['alt']:.1f}m"
await drone.action.set_takeoff_altitude(target_alt)
await drone.action.arm()
await drone.action.takeoff()
await asyncio.sleep(8)
await refresh_position(drone)
return f"OK {msg} — altitude {current_pos['alt']:.1f}m"
elif action == "goto":
if current_pos["alt"] < 2.0:
await drone.action.set_takeoff_altitude(alt)
await drone.action.arm()
await drone.action.takeoff()
await asyncio.sleep(8)
lat = float(cmd.get("lat", current_pos["lat"]))
lon = float(cmd.get("lon", current_pos["lon"]))
items = [MissionItem(
lat, lon, alt, 5, True,
float('nan'), float('nan'),
MissionItem.CameraAction.NONE,
float('nan'), float('nan'),
float('nan'), float('nan'),
float('nan'),
MissionItem.VehicleAction.NONE
)]
await drone.mission.upload_mission(MissionPlan(items))
await drone.mission.start_mission()
return f"OK {msg} → ({lat:.5f}, {lon:.5f}) alt {alt}m"
elif action == "orbit":
if current_pos["alt"] < 2.0:
await drone.action.set_takeoff_altitude(alt)
await drone.action.arm()
await drone.action.takeoff()
await asyncio.sleep(8)
await refresh_position(drone)
await refresh_position(drone)
radius = float(cmd.get("radius", 10))
speed = float(cmd.get("speed", 2))
send_orbit_cmd(radius, speed,
current_pos["lat"],
current_pos["lon"],
current_pos["abs_alt"])
ack = mav.recv_match(type='COMMAND_ACK', blocking=True, timeout=2)
if ack is None or ack.result != 0:
steps = 16
items = []
lat0 = current_pos["lat"]
lon0 = current_pos["lon"]
for i in range(steps + 1):
angle = 2 * math.pi * i / steps
dlat = (radius / 111320) * math.cos(angle)
dlon = (radius / (111320 * math.cos(math.radians(lat0)))) * math.sin(angle)
items.append(MissionItem(
lat0 + dlat, lon0 + dlon, alt, speed, True,
float('nan'), float('nan'),
MissionItem.CameraAction.NONE,
float('nan'), float('nan'),
float('nan'), float('nan'),
float('nan'),
MissionItem.VehicleAction.NONE
))
await drone.mission.upload_mission(MissionPlan(items))
await drone.mission.start_mission()
return (f"OK {msg} — orbite waypoints {radius}m "
f"a {speed}m/s ({steps} points)\n"
f"Centre : ({lat0:.6f}, {lon0:.6f})")
return f"OK {msg} — orbite native {radius}m a {speed}m/s"
elif action == "altitude":
await refresh_position(drone)
delta = cmd.get("delta")
target_alt = current_pos["alt"] + float(delta) if delta is not None else alt
if current_pos["alt"] < 2.0:
await drone.action.set_takeoff_altitude(target_alt)
await drone.action.arm()
await drone.action.takeoff()
await asyncio.sleep(8)
await refresh_position(drone)
return f"OK {msg} — altitude {current_pos['alt']:.1f}m"
new_abs_alt = current_pos["abs_alt"] - current_pos["alt"] + target_alt
await drone.action.goto_location(
current_pos["lat"], current_pos["lon"], new_abs_alt, float('nan')
)
await asyncio.sleep(6)
await refresh_position(drone)
return f"OK {msg} — altitude {current_pos['alt']:.1f}m (cible {target_alt:.1f}m)"
elif action == "position_gps":
import datetime
await refresh_position(drone)
ts = datetime.datetime.now().strftime("%H:%M:%S")
async for gps in drone.telemetry.gps_info():
fix = gps.fix_type
sats = gps.num_satellites
break
return (f"\nHorodatage : {ts}\n"
f"Latitude : {current_pos['lat']:.7f}\n"
f"Longitude : {current_pos['lon']:.7f}\n"
f"Alt AGL : {current_pos['alt']:.2f} m\n"
f"Alt MSL : {current_pos['abs_alt']:.2f} m\n"
f"Fix GPS : {fix}\n"
f"Satellites : {sats}")
elif action == "hover":
await drone.action.hold()
return "OK " + msg
elif action == "land":
await drone.action.land()
return "OK " + msg
elif action == "rtl":
await drone.action.return_to_launch()
return "OK " + msg
return "Action inconnue : " + action
async def init():
"""Initialise pymavlink, MAVSDK et démarre les tâches de fond de télémétrie."""
global drone, drone_armed
# init_pymavlink est synchrone et bloquant — run_in_executor évite de geler l'event loop
loop = asyncio.get_event_loop()
await loop.run_in_executor(None, init_pymavlink)
drone = System()
await drone.connect(system_address=MAVLINK_ADDRESS)
print("Connexion MAVSDK...")
async for state in drone.core.connection_state():
if state.is_connected:
print("SITL connecte !")
async for is_armed in drone.telemetry.armed():
drone_armed = is_armed
print(f"Etat initial : {'arme' if drone_armed else 'desarme'}")
break
asyncio.ensure_future(monitor_armed(drone))
asyncio.ensure_future(monitor_telemetry(drone))
break
async def main():
await init()
print("\nWireClaw pret")
print("Commandes : takeoff, altitude, goto, orbit, status, position, position_gps, hover, rtl, land\n")
while True:
try:
text = input(">>> ").strip()
if text.lower() in ("quit", "exit", "q"):
break
if not text:
continue
cmd = await interpret_command(text)
print(json.dumps(cmd, ensure_ascii=False))
result = await execute_command(drone, cmd)
print(result + "\n")
except KeyboardInterrupt:
break
except Exception as e:
print(f"Erreur : {e}\n")
if __name__ == "__main__":
asyncio.run(main())