radio-gpio.py

#!/usr/bin/env python3
import os
from subprocess import check_output
from gpiozero import Button
from signal import pause
import time

def playPause():
  os.system("mpc toggle")

def volumeUp():
  print("volumeUp")
  os.system("mpc -q volume +1")

def volumeDown():
  print("volumeDown")
  os.system("mpc -q volume -1")

def next():
  print("next")
  os.system("mpc next")
  time.sleep(5)
  speakCurrent()

def prev():
  print("prev")
  os.system("mpc prev")
  time.sleep(5)
  speakCurrent()

def speakCurrent():
  os.system("mpc toggle")
  os.system("echo $(mpc current) | /usr/bin/flite -voice slt")
  os.system("mpc toggle")


mainBtn = Button(17, pull_up=True)
mainBtn.when_pressed = playPause
#
nextBtn = Button(23, pull_up=True)
nextBtn.when_pressed = next
#
prevBtn = Button(22, pull_up=True)
prevBtn.when_pressed = prev
#
volumeUpBtn = Button(24, pull_up=True)
volumeUpBtn.when_pressed = volumeUp
#
volumeDownBtn = Button(25, pull_up=True)
volumeDownBtn.when_pressed = volumeDown

os.system("/usr/bin/mpc load antenne \
  egoFM \
  lina \
  ludwig \
  oldies-but-goldies \
  radio-charivari-2-rosenheim \
  radio-charivari-rosenheim \
  rockantenne")
os.system("mpc play")
time.sleep(5)
speakCurrent()

pause()

radio-startup.service

[Unit]
Description=Play Radio on Startup
After=mpd.socket
Requires=mpd.socket

[Service]
TimeoutSec=0

ExecStart=/home/pi/79a914e67214668266501d63ad4e2e7f/radio-gpio.py

[Install]
WantedBy=multi-user.target