#!/usr/bin/env python3
import serial
import time
import sys

def monitor_serial_with_reset():
    try:
        # Open serial port
        ser = serial.Serial('/dev/ttyACM3', 115200, timeout=1)
        print("Serial port opened successfully")
        
        # Clear any existing data
        ser.flushInput()
        ser.flushOutput()
        
        # Send reset command
        print("Sending reset command...")
        ser.write(b"reset\n")
        time.sleep(0.1)
        
        # Read output for 10 seconds
        print("Reading serial output...")
        start_time = time.time()
        output_lines = []
        
        while time.time() - start_time < 10:
            if ser.in_waiting > 0:
                try:
                    line = ser.readline().decode('utf-8', errors='replace').strip()
                    if line:
                        print(f"[{time.time() - start_time:.3f}s] {line}")
                        output_lines.append(line)
                except Exception as e:
                    print(f"Error reading line: {e}")
            time.sleep(0.01)
        
        ser.close()
        print("\nSerial monitoring complete")
        
        # Summary
        print("\n=== SUMMARY ===")
        supply_voltage_lines = [line for line in output_lines if "Supply voltage" in line]
        if supply_voltage_lines:
            print("Supply voltage readings:")
            for line in supply_voltage_lines:
                print(f"  {line}")
        else:
            print("No supply voltage readings found")
            
    except Exception as e:
        print(f"Error: {e}")
        sys.exit(1)

if __name__ == "__main__":
    monitor_serial_with_reset()