import socket, time
import subprocess

RPI_IP   = "10.55.0.1"
RPI_PORT = 9000
INTERVAL = 2.0

def get_temp():
    out = subprocess.check_output(["sensors", "-u"]).decode()
    # AMD Ryzen — Tctl is the control temp the firmware uses
    for line in out.splitlines():
        if "tctl" in line.lower() and "input" in line.lower():
            return float(line.split(":")[1].strip())
    # fallback to thermal_zone0
    with open("/sys/class/thermal/thermal_zone0/temp") as f:
        return int(f.read().strip()) / 1000.0

# Auto-reconnect loop
while True:
    try:
        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
            s.connect((RPI_IP, RPI_PORT))
            print(f"Connected to {RPI_IP}:{RPI_PORT}")
            while True:
                s.sendall(f"{get_temp():.1f}\n".encode())
                time.sleep(INTERVAL)
    except (OSError, ConnectionResetError) as e:
        print(f"Connection lost: {e} — retrying in 5s")
        time.sleep(5)