Merge pull request #5913 from FinnStutzenstein/fixPointOfOrderWeighting

Fix point of order weighting
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Emanuel Schütze 2021-02-23 11:11:51 +01:00 committed by GitHub
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@ -475,45 +475,34 @@ class SpeakerManager(models.Manager):
Note that this method has side-effects: It might change the weight of other speakers to make Note that this method has side-effects: It might change the weight of other speakers to make
space for the new point of order speaker. space for the new point of order speaker.
""" """
if point_of_order: queryset = self.filter(list_of_speakers=list_of_speakers, begin_time=None)
# get the first waiting speaker
first_speaker = self.filter(begin_time=None).order_by("weight").first()
if first_speaker is None: # get non-poo speakers out of the way
return 1 if not point_of_order:
if not first_speaker.point_of_order: return (queryset.aggregate(models.Max("weight"))["weight__max"] or 0) + 1
return first_speaker.weight - 1
# get the first non-poo speaker # get the first waiting speaker
first_non_poo_speaker = ( first_speaker = queryset.order_by("weight").first()
self.filter(begin_time=None, point_of_order=False)
.order_by("weight")
.first()
)
if first_non_poo_speaker is None: if first_speaker is None:
# max weight + 1, the speaker is last since there are no non-poo speakers return 1 # no speakers yet
return ( if not first_speaker.point_of_order:
self.filter( return first_speaker.weight - 1
list_of_speakers=list_of_speakers, begin_time=None
).aggregate(models.Max("weight"))["weight__max"]
+ 1
)
weight = first_non_poo_speaker.weight # get the first non-poo speaker
# add +1 to all speakers with weight >= first_non_poo_speaker.weight first_non_poo_speaker = (
self.filter( queryset.filter(point_of_order=False).order_by("weight").first()
list_of_speakers=list_of_speakers, begin_time=None, weight__gte=weight )
).update(weight=F("weight") + 1)
return weight if first_non_poo_speaker is None:
else: # max weight + 1, the speaker is last since there are no non-poo speakers
return ( return (queryset.aggregate(models.Max("weight"))["weight__max"] or 0) + 1
self.filter(list_of_speakers=list_of_speakers).aggregate(
models.Max("weight") weight = first_non_poo_speaker.weight
)["weight__max"] # add +1 to all speakers with weight >= first_non_poo_speaker.weight
or 0 queryset.filter(weight__gte=weight).update(weight=F("weight") + 1)
) + 1
return weight
class Speaker(RESTModelMixin, models.Model): class Speaker(RESTModelMixin, models.Model):