import pysftp
import time
import os
import subprocess


def send_audio_file(path):
    with pysftp.Connection('192.168.0.103', username='pi', password='raspberry') as sftp:
        with sftp.cd('/home/pi/play_this'):
            with open(path + '.ready', 'w') as lockfile:
                lockfile.close()
            sftp.put(path)
            sftp.put(path + '.ready')


def receive():
    p = subprocess.Popen(['echo', 'Running dumbstreamer'])
    running = ''
    while True:
        if p.poll() is not None:  # not playing the audio
            if running is not '':  # something just finished
                os.remove(running)
                os.remove(running + '.ready')
                running = ''

            for file in os.listdir('/home/pi/play_this'):
                if '.ready' in file:
                    file = file.replace('.ready', '')
                    p = subprocess.Popen(['mpg123', file])
                    running = file
        time.sleep(3)

receive()