def get_ranking_change(match):
configuration = get_config(match.ladder,
'leaderboard.swap_range',
'leaderboard.advancement_distance',
'leaderboard.auto_take_first'
)
if not match.ranking_change:
return
ranking_change_set = MatchRankingChangeSet.objects.create(ladder=match.ladder, change_date=timezone.now(), match=match)
def adjust_rankings(match):
SWAP_RANGE = get_config(match.ladder, 'leaderboard.swap_range')
ADVANCEMENT_RANKS = get_config(match.ladder, 'leaderboard.advancement_distance')
AUTO_TAKE_FIRST = get_config(match.ladder, 'leaderboard.auto_take_first')
if not match.ranking_change:
return
winner = Ranked.objects.get(ladder=match.ladder, rank=Player.objects.get(user=match.winner().user, ladder=match.ladder).rank)
loser = Ranked.objects.get(ladder=match.ladder, rank=Player.objects.get(user=match.loser().user, ladder=match.ladder).rank)
ranking_change_set = MatchRankingChangeSet(ladder=match.ladder, change_date=timezone.now(), match=match)
players = list(match.ladder.ranking())
rank_diff = winner.rank - loser.rank
if rank_diff <= 0:
return
ranking_change_set.save()
if rank_diff <= SWAP_RANGE:
RankingChange(ranking_change_set=ranking_change_set, ranked=winner, rank=winner.rank, change= -(winner.rank - loser.rank)).save()
RankingChange(ranking_change_set=ranking_change_set, ranked=loser, rank=loser.rank, change=winner.rank - loser.rank).save()
loser_old_rank = loser.rank
loser.rank = winner.rank
winner.rank = loser_old_rank
winner.save()
loser.save()
else:
if AUTO_TAKE_FIRST and loser.rank == 1:
adjustment = rank_diff + 1
elif rank_diff <= ADVANCEMENT_RANKS:
adjustment = rank_diff + 1
else:
adjustment = ADVANCEMENT_RANKS + 1
RankingChange(ranking_change_set=ranking_change_set, ranked=winner, rank=winner.rank, change= -(adjustment - 1)).save()
#ranking_change.winner_change = adjustment - 1
player_slice = players[winner.rank - adjustment:winner.rank]
player_slice[-1].rank = player_slice[0].rank
player_slice[-1].save()
player_slice = player_slice[:-1]
# if loser in player_slice:
# ranking_change.loser_change = -1
# else:
# ranking_change.loser_change = 0
for player in player_slice:
RankingChange(ranking_change_set=ranking_change_set, ranked=player, rank=player.rank, change=1).save()
player.rank += 1
player.save()
