import subprocess
import numpy as np
from encoder import text_to_signal
from decoder import signal_to_text

def test_server():
    message = "HelloWorld123 ThisIsATestMessage12345678"
    x, codebook = text_to_signal(message, r=6, Eb=3)
    np.savetxt("input.txt", x, fmt="%.10f")

    subprocess.run([
        "python3", "client.py",
        "--input_file", "input.txt",
        "--output_file", "output.txt",
        "--srv_hostname", "iscsrv72.epfl.ch",
        "--srv_port", "80"
    ])

    y = np.loadtxt("output.txt")
    decoded = signal_to_text(y, codebook, r=6)

    print(f"Original: {message}")
    print(f"Decoded : {decoded}")
    errors = sum(1 for a, b in zip(message, decoded) if a != b)
    print(f"Character errors: {errors}/40")

if __name__ == "__main__":
    test_server()