MarseyWorld/files/classes/leaderboard.py

203 lines
8.3 KiB
Python

from sqlalchemy import Column, func
from flask import g
from files.helpers.config.const import *
from .badges import Badge
from .emoji import *
from .user import User
from .userblock import UserBlock
from .votes import Vote, CommentVote
from .casino_game import CasinoGame
from .post import Post
from files.__main__ import cache
class Leaderboard:
"""
Represents an request-context leaderboard. None of this is persisted yet,
although this is probably a good idea to do at some point.
"""
all_users = None
v_position = 0
v_value = None
v_appears_in_ranking = False
user_func = None
value_func = None
def __init__(self, header_name, table_header_name, html_id, table_column_name,
user_relative_url, query_function, criteria, v, value_func, users, limit=LEADERBOARD_LIMIT, desc=True):
self.header_name = header_name
self.table_header_name = table_header_name
self.html_id = html_id
self.table_column_name = table_column_name
self.user_relative_url = user_relative_url
self.limit = limit
lb = query_function(criteria, v, users, limit, desc)
self.all_users = lb[0]
self.v_position = lb[1]
self.v_value = lb[2]
self.v_appears_in_ranking = self.v_position and self.v_position <= len(self.all_users)
if value_func:
self.user_func = lambda u:u
self.value_func = value_func
self.v_value = value_func(v)
else:
self.user_func = lambda u:u[0]
self.value_func = lambda u: u[1] or 0
self.desc = desc
@classmethod
def get_simple_lb(cls, order_by, v, users, limit, desc):
leaderboard = users.order_by(order_by.desc()).limit(limit).all()
position = None
if v not in leaderboard:
sq = g.db.query(User.id, func.rank().over(order_by=order_by.desc()).label("rank")).subquery()
position = g.db.query(sq.c.id, sq.c.rank).filter(sq.c.id == v.id).limit(1).one()[1]
return (leaderboard, position, None)
@classmethod
def count_and_label(cls, criteria):
return func.count(criteria).label("count")
@classmethod
def sum_and_label(cls, criteria):
return func.sum(criteria).label("sum")
@classmethod
def avg_and_label(cls, criteria1, criteria2):
return (func.sum(criteria1)/func.count(criteria2)).label("avg")
@classmethod
def rank_filtered_rank_label_by_desc(cls, criteria):
return func.rank().over(order_by=func.count(criteria).desc()).label("rank")
@classmethod
def rank_filtered_rank_label_by_desc_sum(cls, criteria):
return func.rank().over(order_by=func.sum(criteria).desc()).label("rank")
@classmethod
def rank_filtered_rank_label_by_asc_sum(cls, criteria):
return func.rank().over(order_by=func.sum(criteria)).label("rank")
@classmethod
def rank_filtered_rank_label_by_desc_avg(cls, criteria1, criteria2):
return func.rank().over(order_by=-func.sum(criteria1)/func.count(criteria2)).label("rank")
@classmethod
def get_badge_emoji_lb(cls, lb_criteria, v, users, limit, desc):
sq = g.db.query(lb_criteria, cls.count_and_label(lb_criteria), cls.rank_filtered_rank_label_by_desc(lb_criteria))
if lb_criteria == Emoji.author_id:
sq = sq.filter(Emoji.author_id != 2, Emoji.kind.in_(["Marsey", "Platy", "Wolf", "Capy", "Carp", "Marsey Flags", "Marsey Alphabet"]))
sq = sq.group_by(lb_criteria).subquery()
sq_criteria = None
if lb_criteria == Badge.user_id:
sq_criteria = User.id == sq.c.user_id
elif lb_criteria == Emoji.author_id:
sq_criteria = User.id == sq.c.author_id
else:
raise ValueError("This leaderboard function only supports Badge.user_id and Emoji.author_id")
leaderboard = g.db.query(User, sq.c.count).join(sq, sq_criteria).order_by(sq.c.count.desc())
position = g.db.query(User.id, sq.c.rank, sq.c.count).join(sq, sq_criteria).filter(User.id == v.id).one_or_none()
if position: position = (position[1], position[2])
else: position = (leaderboard.count() + 1, 0)
leaderboard = leaderboard.limit(limit).all()
return (leaderboard, position[0], position[1])
@classmethod
def get_winnings_lb(cls, lb_criteria, v, users, limit, desc):
if lb_criteria != CasinoGame.winnings:
raise ValueError("This leaderboard function only supports CasinoGame.user_id")
if desc: fn = cls.rank_filtered_rank_label_by_desc_sum
else: fn = cls.rank_filtered_rank_label_by_asc_sum
sq = g.db.query(CasinoGame.user_id, cls.sum_and_label(lb_criteria), fn(lb_criteria))
sq = sq.group_by(CasinoGame.user_id).subquery()
sq_criteria = User.id == sq.c.user_id
if desc: order = sq.c.sum.desc()
else: order = sq.c.sum
leaderboard = g.db.query(User, sq.c.sum).join(sq, sq_criteria).order_by(order)
position = g.db.query(User.id, sq.c.rank, sq.c.sum).join(sq, sq_criteria).filter(User.id == v.id).one_or_none()
if position: position = (position[1], position[2])
else: position = (leaderboard.count() + 1, 0)
leaderboard = leaderboard.limit(limit).all()
return (leaderboard, position[0], position[1])
@classmethod
def get_blockers_lb(cls, lb_criteria, v, users, limit, desc):
if lb_criteria != UserBlock.target_id:
raise ValueError("This leaderboard function only supports UserBlock.target_id")
sq = g.db.query(lb_criteria, cls.count_and_label(lb_criteria)).group_by(lb_criteria).subquery()
leaderboard = g.db.query(User, sq.c.count).join(User, User.id == sq.c.target_id).order_by(sq.c.count.desc())
sq = g.db.query(lb_criteria, cls.count_and_label(lb_criteria), cls.rank_filtered_rank_label_by_desc(lb_criteria)).group_by(lb_criteria).subquery()
position = g.db.query(sq.c.rank, sq.c.count).join(User, User.id == sq.c.target_id).filter(sq.c.target_id == v.id).limit(1).one_or_none()
if not position: position = (leaderboard.count() + 1, 0)
leaderboard = leaderboard.limit(limit).all()
return (leaderboard, position[0], position[1])
@classmethod
def get_hat_lb(cls, lb_criteria, v, users, limit, desc):
leaderboard = g.db.query(User, func.count(lb_criteria)).join(lb_criteria).group_by(User).order_by(func.count(lb_criteria).desc())
sq = g.db.query(User.id, cls.count_and_label(lb_criteria), cls.rank_filtered_rank_label_by_desc(lb_criteria)).join(lb_criteria).group_by(User).subquery()
position = g.db.query(sq.c.rank, sq.c.count).filter(sq.c.id == v.id).limit(1).one_or_none()
if not position: position = (leaderboard.count() + 1, 0)
leaderboard = leaderboard.limit(limit).all()
return (leaderboard, position[0], position[1])
@classmethod
def get_upvotes_lb(cls, lb_criteria, v, users, limit, desc):
users13 = cache.get("users13") or []
users13_1 = cache.get("users13_1") or []
users13_2 = cache.get("users13_2") or []
users13_accs = g.db.query(User).filter(User.id.in_(users13_1)).all()
users13_accs = sorted(users13_accs, key=lambda x: users13_1.index(x.id))
users13_accs = tuple(zip(users13_accs, users13_2))
try:
pos13 = [x[0] for x in users13].index(v.id)
pos13 = (pos13+1, users13[pos13][1])
except: pos13 = (len(users13)+1, 0)
return (users13_accs, pos13[0], pos13[1])
@classmethod
def get_downvotes_lb(cls, lb_criteria, v, users, limit, desc):
users9 = cache.get("users9") or []
users9_1 = cache.get("users9_1") or []
users9_2 = cache.get("users9_2") or []
users9_accs = g.db.query(User).filter(User.id.in_(users9_1)).all()
users9_accs = sorted(users9_accs, key=lambda x: users9_1.index(x.id))
users9_accs = tuple(zip(users9_accs, users9_2))
try:
pos9 = [x[0] for x in users9].index(v.id)
pos9 = (pos9+1, users9[pos9][1])
except: pos9 = (len(users9)+1, 0)
return (users9_accs, pos9[0], pos9[1])
@classmethod
def get_avg_upvotes_lb(cls, lb_criteria, v, users, limit, desc):
if lb_criteria == Post:
minimum = 10
else:
minimum = 100
sq = g.db.query(lb_criteria.author_id, cls.avg_and_label(lb_criteria.upvotes, lb_criteria.author_id)).filter_by(deleted_utc=0).group_by(lb_criteria.author_id).having(func.count(lb_criteria.author_id) >= minimum).subquery()
leaderboard = g.db.query(User, sq.c.avg).join(User, User.id == sq.c.author_id).order_by(sq.c.avg.desc())
sq = g.db.query(lb_criteria.author_id, cls.avg_and_label(lb_criteria.upvotes, lb_criteria.author_id), cls.rank_filtered_rank_label_by_desc_avg(lb_criteria.upvotes, lb_criteria.author_id)).filter_by(deleted_utc=0).group_by(lb_criteria.author_id).having(func.count(lb_criteria.author_id) >= minimum).subquery()
position = g.db.query(sq.c.rank, sq.c.avg).join(User, User.id == sq.c.author_id).filter(sq.c.author_id == v.id).limit(1).one_or_none()
if not position: position = (leaderboard.count() + 1, 0)
leaderboard = leaderboard.limit(limit).all()
return (leaderboard, position[0], position[1])