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Ensured idempotence of scrobbles with timestamp

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Krateng 2019-08-15 15:51:01 +02:00
parent 89881af8fe
commit 3ae30a5226
1 changed files with 10 additions and 1 deletions
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11
database.py
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@ -107,9 +107,18 @@ def get_track_dict(o):
def createScrobble(artists,title,time,volatile=False): def createScrobble(artists,title,time,volatile=False):
dblock.acquire() dblock.acquire()
i = getTrackID(artists,title)
# idempotence
if time in SCROBBLESDICT:
if i == SCROBBLESDICT[time].track:
dblock.release()
return get_track_dict(TRACKS[i])
# timestamp as unique identifier
while (time in SCROBBLESDICT): while (time in SCROBBLESDICT):
time += 1 time += 1
i = getTrackID(artists,title)
obj = Scrobble(i,time,volatile) # if volatile generated, we simply pretend we have already saved it to disk obj = Scrobble(i,time,volatile) # if volatile generated, we simply pretend we have already saved it to disk
#SCROBBLES.append(obj) #SCROBBLES.append(obj)
# immediately insert scrobble correctly so we can guarantee sorted list # immediately insert scrobble correctly so we can guarantee sorted list