271 lines
9.8 KiB
Python
271 lines
9.8 KiB
Python
import os
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import asyncio
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import base64
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import uuid
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import datetime
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import sys
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import json
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import time
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import urllib.parse
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import requests
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from flask import Flask, request, jsonify, current_app, redirect, url_for
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from pymongo import MongoClient
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from APIs import generate, EdamamAPI
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from APIs.mqtt import send_command
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from APIs.webex import WebexManager
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from microwaveCookPlanner import MicrowaveCookPlanner
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import safety_checker
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sys.path.insert(0, '..')
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try:
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from shared import config
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except ImportError:
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from ..shared import config
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app = Flask(__name__)
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# ---------------------------------------------------------
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# Configuration & Setup
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# ---------------------------------------------------------
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# Configure MongoDB connection
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MONGO_URI = os.getenv("MONGO_URI", "mongodb://localhost:27017/")
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client = MongoClient(MONGO_URI)
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db = client["microwave_network_db"]
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client_collection = db["client_data"]
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cooking_collection = db["cooking_parameters"]
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telemetry_collection = db["telemetry_data"]
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alert_collection = db["alert_data"]
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webex_tokens_collection = db["webex_tokens"] # Collection for Webex OAuth tokens
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# Webex Credentials & Configuration from Environment Variables
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WEBEX_CLIENT_ID = os.getenv("WEBEX_CLIENT_ID", "YOUR_WEBEX_CLIENT_ID")
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WEBEX_CLIENT_SECRET = os.getenv("WEBEX_CLIENT_SECRET", "YOUR_WEBEX_CLIENT_SECRET")
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WEBEX_REDIRECT_URI = os.getenv("WEBEX_REDIRECT_URI", "https://smartwave.matthiasg.dev/oauth/callback")
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WEBEX_TEAM_ID = os.getenv("WEBEX_TEAM_ID", "YOUR_WEBEX_TEAM_ID")
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WEBEX_NINLUC_ID = os.getenv("WEBEX_NINLUC_ID", "YOUR_WEBEX_NINLUC_ID")
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# Ensure the camera image storage directory exists when the app starts
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CAMERA_IMAGE_DIR = "storage/dishPhotos"
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os.makedirs(CAMERA_IMAGE_DIR, exist_ok=True)
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# ---------------------------------------------------------
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# Classes
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# ---------------------------------------------------------
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microwave_cook_planner = MicrowaveCookPlanner()
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# Instantiate Webex Manager
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webex_manager = WebexManager(
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db_collection=webex_tokens_collection,
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client_id=WEBEX_CLIENT_ID,
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client_secret=WEBEX_CLIENT_SECRET,
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redirect_uri=WEBEX_REDIRECT_URI,
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team_id=WEBEX_TEAM_ID,
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user_id=WEBEX_NINLUC_ID
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)
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# ---------------------------------------------------------
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# OAuth Routes
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# ---------------------------------------------------------
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@app.route("/oauth/login")
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def oauth_login():
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"""Redirects developer/admin to Webex for initial OAuth authorization."""
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scopes = "spark:rooms_write spark:rooms_read spark:memberships_write spark:memberships_read spark:messages_write"
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params = {
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"client_id": WEBEX_CLIENT_ID,
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"response_type": "code",
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"redirect_uri": WEBEX_REDIRECT_URI,
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"scope": scopes
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}
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url = f"https://webexapis.com/v1/authorize?{urllib.parse.urlencode(params)}"
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return redirect(url)
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@app.route("/oauth/callback")
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def oauth_callback():
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"""OAuth redirect endpoint that receives the authorization code."""
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code = request.args.get("code")
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if not code:
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return jsonify({"error": "Missing code parameter"}), 400
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try:
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webex_manager.exchange_code(code)
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return jsonify({"status": "success", "message": "Webex tokens stored successfully in MongoDB!"}), 200
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except Exception as e:
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current_app.logger.exception("Failed to exchange OAuth code")
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return jsonify({"error": f"OAuth exchange failed: {str(e)}"}), 500
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# ---------------------------------------------------------
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# Application Routes
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# ---------------------------------------------------------
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@app.route("/")
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def hello_world():
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gen = generate(prompt="Say Hello, to the user !")
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print(gen)
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return f"<p>{gen}</p>"
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@app.route("/cooking-params", methods=["POST"])
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async def cooking_params():
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try:
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data = request.get_json()
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if not data:
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return jsonify({"error": "Invalid or missing JSON payload"}), 400
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# Extract user or device parameters
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height_cm = float(data.get("dish_height", 4.0))
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initial_temp_c = float(data.get("ir_initial_temp", 20.0))
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microwave_wattage = int(data.get("microwave_wattage", 900))
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defrost_mode = bool(data.get("defrost_mode", False))
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# 1. Save Camera Image
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camera_image_b64 = data.get("camera_image")
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if not camera_image_b64:
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return jsonify({"error": "Missing required field 'camera_image'"}), 400
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filename = f"dish_{uuid.uuid4().hex}.jpg"
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filepath = os.path.join(CAMERA_IMAGE_DIR, filename)
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try:
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with open(filepath, "wb") as f:
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f.write(base64.b64decode(camera_image_b64))
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data["camera_image"] = filepath
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except Exception as e:
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current_app.logger.exception("Failed to save camera image")
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return jsonify({"error": f"Failed to save camera image: {str(e)}"}), 500
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# 2. Run Vision Safety Check & Cook Planner Concurrently
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try:
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if getattr(config, "DEBUG_DANGEROUS_AREA", False):
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print(f"[Debug] Running safety check on predefined image")
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safety_task = asyncio.to_thread(safety_checker.check_dish_safety, os.path.join(CAMERA_IMAGE_DIR, "dish_0de0ee1dab8949fc8e78796947e24ed3.jpg"))
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elif getattr(config, "DEBUG", False):
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safety_task = asyncio.to_thread(safety_checker.check_dish_safety, os.path.join("microwaveDish.jpg"))
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else:
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safety_task = asyncio.to_thread(safety_checker.check_dish_safety, filepath)
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planner_task = asyncio.to_thread(
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microwave_cook_planner.generate_plan,
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image_path=filepath,
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height_cm=height_cm,
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initial_temp_c=initial_temp_c,
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microwave_wattage=microwave_wattage,
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defrost_mode=defrost_mode
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)
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# Execute both concurrently and await results
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safety_result, cook_plan = await asyncio.gather(safety_task, planner_task)
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except Exception as e:
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current_app.logger.exception("Exception during safety check or cook planning")
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return jsonify({"error": f"Task execution failed: {str(e)}"}), 500
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# 4. Attach Cooking Plan & safety check and Save to MongoDB
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data["safety_check"] = safety_result
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data["analysis_results"] = cook_plan
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try:
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cooking_collection.insert_one(data)
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data.pop("_id", None)
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except Exception as e:
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return jsonify({"error": f"Database error: {str(e)}"}), 500
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# 3. Evaluate Safety Result
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if not safety_result.get("is_safe", True):
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current_app.logger.warning(f"Unsafe dish detected: {safety_result}")
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return jsonify({
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"error": "Safety hazard detected in microwave area",
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"is_safe": False,
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"warning_message": safety_result.get("warning_message", "Unsafe materials detected."),
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"detected_hazards": safety_result.get("detected_hazards", [])
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}), 200
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return jsonify(cook_plan), 201
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except Exception as e:
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current_app.logger.exception("Exception in /cooking-params")
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@app.route("/alert", methods=["POST"])
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def alert():
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data = request.get_json() or {}
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alert_collection.insert_one(data)
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# Extract client metadata from alert payload (or use fallback values)
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client_name = data.get("client_name", "Unknown Client")
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client_email = data.get("client_email")
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room_id = None
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webex_status = "skipped"
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# Automatically create Webex room if email or client name is supplied
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try:
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room_id = webex_manager.create_support_room(client_name, client_email)
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webex_status = "created"
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except Exception as e:
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current_app.logger.exception("Failed to create Webex support room")
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webex_status = f"failed: {str(e)}"
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return jsonify({
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"status": "success",
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"message": "Alert saved",
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"webex_room_id": room_id,
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"webex_status": webex_status
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}), 200
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@app.route("/telemetry", methods=["POST"])
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def telemetry():
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data = request.get_json()
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if data is None:
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return jsonify({"error": "Invalid or missing JSON payload"}), 400
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# If the payload was double-encoded as a string, deserialize it
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if isinstance(data, str):
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try:
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data = json.loads(data)
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except (json.JSONDecodeError, TypeError):
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return jsonify({"error": "String payload could not be parsed as JSON"}), 400
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if not isinstance(data, dict):
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return jsonify({"error": "Expected a JSON object/dictionary"}), 400
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# Stamp UTC timestamp for Node-RED queries
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data["received_at"] = datetime.datetime.now(datetime.timezone.utc).isoformat()
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try:
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telemetry_collection.insert_one(data)
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return jsonify({"status": "success", "message": "Telemetry saved"}), 200
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except Exception as e:
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return jsonify({"error": f"Database error: {str(e)}"}), 500
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@app.route("/debug/telemetryrequest", methods=["GET"])
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def debug_telemetryrequest():
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# Construct external HTTP endpoint dynamically based on incoming request host
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telemetry_url = f"{request.host_url.rstrip('/').replace('http://', 'https://')}/telemetry"
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cmd_payload = {
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"action": "request_telemetry",
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"endpoint": telemetry_url
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}
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try:
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send_command(topic="cmd/all", payload=cmd_payload)
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return jsonify({
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"status": "Telemetry command sent to cmd/all",
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"published_payload": cmd_payload
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}), 200
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except Exception as e:
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return jsonify({"error": f"Failed to publish MQTT command: {str(e)}"}), 500
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@app.route("/debug", methods=["GET"])
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def debug():
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return safety_checker.check_dish_safety(os.path.join(CAMERA_IMAGE_DIR, "dish_0de0ee1dab8949fc8e78796947e24ed3.jpg"))
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if __name__ == "__main__":
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app.run(debug=getattr(config, "DEBUG", True)) |