spotify_kontrol.py

""" quick hack to press the buttons on the Spotify desktop app based on nanoKONTROL transport buttons using cliclick.
The volume control on slider 1 is especially janky """

import subprocess

import rtmidi

midiin = rtmidi.RtMidiIn()

def print_message(midi):
    if midi.isNoteOn():
        print('ON: ', midi.getMidiNoteName(midi.getNoteNumber()), midi.getVelocity())
    elif midi.isNoteOff():
        print('OFF:', midi.getMidiNoteName(midi.getNoteNumber()))
    elif midi.isController():
        print('CONTROLLER', midi.getControllerNumber(), midi.getControllerValue())

for i in range(midiin.getPortCount()):
    name = midiin.getPortName(i).strip()
    print(name)
    if name.startswith('nanoKONTROL'):
        print('opening nanoKONTROL')
        midiin.openPort(i)
        break

while True:
    m = midiin.getMessage(1000) # some timeout in ms
    if m:
        print_message(m)
        if m.isController() and m.getControllerValue() == 127:
            if m.getControllerNumber() == 45:
                print('play')
                cmd = 'cliclick -e 50 m:720,890 c:. m:720,850 c:.'

            elif m.getControllerNumber() == 46:
                cmd = 'cliclick -e 50 m:720,890 c:. m:720,850 c:.'
                print('stop')

            elif m.getControllerNumber() == 48:
                cmd = 'cliclick -e 50 m:720,890 c:. m:770,850 c:.'
                print('next')

            elif m.getControllerNumber() == 47:
                cmd = 'cliclick -e 50 m:720,890 c:. m:670,850 c:.'
                print('prev')

            elif m.getControllerNumber() == 49:
                cmd = 'cliclick -e 50 m:720,890 c:. m:820,850 c:.'
                print('repeat')

        elif m.isController() and m.getControllerNumber() == 2:
            # range = 1300, 1380
            width = 80
            x = 1300 + int(80 * m.getControllerValue()/127)

            cmd = f'cliclick m:720,890 c:. m:{x},856 c:.'
            print('vol')

        else:
            print('???')
            continue

        subprocess.run(cmd.split())