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#2 Adds abstain vote type and revises vote score to account for abstention.

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This commit is contained in:
Christopher Neugebauer 2016-06-18 11:40:18 +10:00
parent 85d4272080
commit be4404c602
1 changed files with 11 additions and 0 deletions
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11
symposion/reviews/models.py
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@ -19,10 +19,13 @@ def score_expression():
return (
(2 * F("plus_two") + F("plus_one")) -
(F("minus_one") + 2 * F("minus_two"))
) / (
F("vote_count") - F("abstain")
)
class Votes(object):
ABSTAIN = "0"
PLUS_TWO = "+2"
PLUS_ONE = "+1"
MINUS_ONE = "−1"
@ -33,6 +36,7 @@ class Votes(object):
(PLUS_ONE, _("+1 — OK proposal, but I will not argue for it to be accepted.")),
(MINUS_ONE, _("−1 — Weak proposal, but I will not argue strongly against acceptance.")),
(MINUS_TWO, _("−2 — Serious issues and I will argue to reject this proposal.")),
(ABSTAIN, _("Abstain - I do not want to review this proposal and I do not want to see it again.")),
]
VOTES = Votes()
@ -177,6 +181,7 @@ class Review(models.Model):
def css_class(self):
return {
self.VOTES.ABSTAIN: "abstain",
self.VOTES.PLUS_TWO: "plus-two",
self.VOTES.PLUS_ONE: "plus-one",
self.VOTES.MINUS_ONE: "minus-one",
@ -210,6 +215,7 @@ class LatestVote(models.Model):
def css_class(self):
return {
self.VOTES.ABSTAIN: "abstain",
self.VOTES.PLUS_TWO: "plus-two",
self.VOTES.PLUS_ONE: "plus-one",
self.VOTES.MINUS_ONE: "minus-one",
@ -222,6 +228,7 @@ class ProposalResult(models.Model):
score = models.DecimalField(max_digits=5, decimal_places=2, default=Decimal("0.00"), verbose_name=_("Score"))
comment_count = models.PositiveIntegerField(default=0, verbose_name=_("Comment count"))
vote_count = models.PositiveIntegerField(default=0, verbose_name=_("Vote count"))
abstain = models.PositiveIntegerField(default=0, verbose_name=_("Abstain"))
plus_two = models.PositiveIntegerField(default=0, verbose_name=_("Plus two"))
plus_one = models.PositiveIntegerField(default=0, verbose_name=_("Plus one"))
minus_one = models.PositiveIntegerField(default=0, verbose_name=_("Minus one"))
@ -244,6 +251,10 @@ class ProposalResult(models.Model):
result, created = cls._default_manager.get_or_create(proposal=proposal)
result.comment_count = Review.objects.filter(proposal=proposal).count()
result.vote_count = LatestVote.objects.filter(proposal=proposal).count()
result.abstain = LatestVote.objects.filter(
proposal=proposal,
vote=VOTES.ABSTAIN,
).count()
result.plus_two = LatestVote.objects.filter(
proposal=proposal,
vote=VOTES.PLUS_TWO