#!/usr/bin/env python3
import socket
import getopt
import sys
import subprocess

client_socket = socket.socket()
server_IP = "192.168.188.61"

def connect(host, port = 5000):
    client_socket.connect((host, port))

def disconnect():
    client_socket.close()  # close the connection

def send(data):
    client_socket.send(data.encode())  # send message

def helpmenu():
    print("Options:")
    print("-h           show help")
    print("-s <color>   set static color in hex")
    print("-v           visualizer()")

def visualizer():
    cava = subprocess.Popen(["cava", "-p", "./config"], stdout=subprocess.PIPE)
    sed = subprocess.Popen(["sed", "-u", "s/;.*;$//"], stdin=cava.stdout, stdout=subprocess.PIPE)
    subprocess.Popen([sys.argv[0]], stdin=sed.stdout, shell=True)
    cava.stdout.close()
    sed.stdout.close() 

def rgb_to_hex(r,g,b):
    return "%02x%02x%02x" % (r,g,b)

def main(argv):

    if not sys.stdin.isatty():
        connect(server_IP)
        for volume in sys.stdin:
            volume = int(volume)
            hex_color = rgb_to_hex(volume,0,0)
            send(hex_color)
            print(hex_color)
        sys.exit()

    try:
        opts, args = getopt.getopt(argv, "s:vh")
    except getopt.GetoptError:
        print(sys.argv[0], "invalid option")
        print("Try", sys.argv[0], "-h for help")
        sys.exit(1)

    for opt, arg in opts:
        if opt == "-h":
            helpmenu()
            sys.exit()
        elif opt == "-s":
            connect(server_IP)
            send(arg)
            sys.exit()
        elif opt == "-v":
            visualizer()
            sys.exit()

    helpmenu()
    sys.exit()

if __name__ == "__main__":
    main(sys.argv[1:])