eINK LFI > RFI

import time
import serial
import requests

# Serial port configuration
serial_port = '/dev/ttyUSB0'  # Replace with the correct serial port
baud_rate = 9600

# API endpoint to retrieve node stats
api_endpoint = 'http://localhost:3000/stats'  # Replace with the correct API endpoint

# Initialize serial connection
ser = serial.Serial(serial_port, baud_rate)

def display_stats(data):
    # Clear the screen
    ser.write(b'\x0C')  # Send the clear screen command

    # Display the stats
    ser.write(f"Node Stats\n".encode())
    ser.write(f"---------------\n".encode())
    ser.write(f"Total Nodes: {data['total_nodes']}\n".encode())
    ser.write(f"Active Nodes: {data['active_nodes']}\n".encode())
    ser.write(f"Total Transactions: {data['total_transactions']}\n".encode())

while True:
    try:
        # Retrieve node stats from the API
        response = requests.get(api_endpoint)
        data = response.json()

        # Display the stats on the eINK screen
        display_stats(data)

        # Wait for a few seconds before updating the stats
        time.sleep(10)

    except requests.exceptions.RequestException as e:
        print(f"Error: {e}")

    except KeyboardInterrupt:
        # Close the serial connection and exit the script
        ser.close()
        break