App.py

from flask import Flask, jsonify, request
from flask_cors import CORS
import json
import socket

app = Flask(__name__)
CORS(app)

# Define the path to the JSON configuration file
CONFIG_FILE = 'config.json'

# Load settings from the JSON file
def load_settings():
    try:
        with open(CONFIG_FILE, 'r') as file:
            return json.load(file)
    except FileNotFoundError:
        # If the config file doesn't exist, return an empty default settings structure
        return {
            "use_dhcp": True,
            "manual_ip": "",
            "cloud_ip": "",
            "alert_email": "",
            "max_temperature": 30,
            "max_humidity": 50,
            "door_sensors": 1
        }

# Save settings to the JSON file
def save_settings(data):
    with open(CONFIG_FILE, 'w') as file:
        json.dump(data, file, indent=4)

# Endpoint to get the sensor data
@app.route('/sensor_data.json')
def get_sensor_data():
    with open('sensor_data.json', 'r') as f:
        data = json.load(f)
    return jsonify(data)

# Endpoint to get the current IP address of the Raspberry Pi
@app.route('/get_current_ip', methods=['GET'])
def get_current_ip():
    try:
        # Get the current IP address of the Raspberry Pi
        hostname = socket.gethostname()
        current_ip = socket.gethostbyname(hostname)
        return jsonify({'current_ip': current_ip})
    except Exception as e:
        return jsonify({'error': str(e)}), 500

# Endpoint to get the current configuration settings
@app.route('/get_settings', methods=['GET'])
def get_settings():
    settings = load_settings()
    return jsonify(settings)

# Endpoint to save the configuration settings
@app.route('/save_settings', methods=['POST'])
def save_settings_endpoint():
    try:
        settings = request.get_json()
        save_settings(settings)
        return jsonify({'message': 'Settings saved successfully.'})
    except Exception as e:
        return jsonify({'error': str(e)}), 500

if __name__ == '__main__':
    # Run the Flask server with debug mode enabled
    app.run(debug=True)