#!/usr/bin/python

# this version cannot tell if a stream is running or just ordinary music
import os
import sys
import json
from urllib.parse import quote
from relaxxapi import relaxx 

try:
    import requests
except:
    print ("you are missing the `requests` dependency, please do a `pip install requests`")
from subprocess import Popen, PIPE

os.chdir(os.path.dirname(os.path.realpath(sys.argv[0])))
pidfile = "/tmp/krebs.stream.pid"
baseurl="http://lounge.mpd.shack/"
url=baseurl+"include/controller-playlist.php?action=%s&value=%s&json=%s"
url_file = os.environ.get("STREAM_DB", "../db/direct.db")
urls = []

for line in open(url_file):
    urls.append(line.split())
#print urls
mybin = sys.argv[0]
cmd = sys.argv[1] if len(sys.argv) > 1 else "you-are-made-of-stupid"
stream = sys.argv[2] if len(sys.argv) == 3 else "groove"
pipe_silent = open("/dev/null","w")
api = relaxx(baseurl)

def urlForStream(stream):
    for url, s in urls:
        if s == stream:
            return url

def streamForUrl(url):
    for u, s in urls:
        if u == url:
            return stream 

def startStream(stream_url):
    print(api.crossfade("5"))
    print(api.repeat("1"))
    print(api.clear())
    print(api.add_song(stream_url))
    print(api.play_first())

def start(stream):
    ret = api.playing()
    if ret:
        print("!! Stream `%s` already running !" % \
                (ret))
    else:
        startStream(urlForStream(stream))
        print("** Starting `%s`."% stream)


def stop():
    ret = api.playing()
    if not ret:
        print("!! No Stream running!")
    else:
        print("** Stopping `%s`" % ret)
        api.stop()

def slist():
    for url, name in urls:
        print("%s : %s" % (name, url))

def shorthelp():
    print("start|stop|restart|status|list [audio stream]")


def longhelp():
    print("Usage: %s" % mybin)
    shorthelp
    print(""" get all available streams with '/%(fil)s list'
    Examples:
    %(fil)s list
    %(fil)s start groove
    %(fil)s switch deepmix
    %(fil)s status
    %(fil)s stop""" % {'fil': mybin})

if cmd == "start":
    start(stream)
elif cmd == "stop":
    stop()
elif cmd == "switch" or cmd == "restart":
    stop()
    start(stream)
elif cmd == "status":
    ret = api.playing()
    if not ret:
        print("** nothing running")  # , e
    else:
        print("Now Playing: %s" % ret)
elif cmd == "list":
    slist()
elif cmd == "--help":
    longhelp()
elif cmd == "-h":
    shorthelp()
else:
    print("unknown command `%s`" % cmd)
    print("try `%s` --help" % os.path.basename(mybin))