def set_max_track():
data = Song.objects().order_by("-track_n")[0]
print data.track_n
songsMeta = SongsMeta.objects().all()
if(len(songsMeta)>0):
m = songsMeta[0]
else:
m = SongsMeta()
m.n = data.track_n
m.save()
def set_max_track():
data = Song.objects().order_by("-track_n")[0]
print data.track_n
songsMeta = SongsMeta.objects().all()
if (len(songsMeta) > 0):
m = songsMeta[0]
else:
m = SongsMeta()
m.n = data.track_n
m.save()
def create_next_poll(cls, stream_id , save_in_db = True):
#pick , 7 songs,
# create poll items ,
# create poll item with the stream Id
#return
total_songs = SongsMeta.objects().get().n
poll = Poll()
poll.stream_id = stream_id
if(save_in_db):
poll.save()
poll_items = []
try:
temp_track_hash = {}
while(len(poll_items)<7):
try:
random_track_n = random.randint(0,total_songs)
if(temp_track_hash.get(random_track_n, None)): continue# dont repeat tracks
song = Song.objects(track_n=random_track_n).get()
poll_item = PollItem(song = song , poll_count =0 , poll= poll)
poll_items.append(poll_item)
temp_track_hash[random_track_n] = True
except (MultipleObjectsReturned, DoesNotExist) as ex:
pass
for poll_item in poll_items:
if(save_in_db):
poll_item.save()
poll.poll_items = poll_items
if(save_in_db):
poll.save()#again with updates pollItems
except Exception as ex:
print ex
poll.delete()
poll = None
for poll_item in poll_items:
if(save_in_db):
poll_item.delete()
return poll
