Files
skillbird/StorrageBackend.py
2020-02-01 10:24:20 +01:00

251 lines
8.1 KiB
Python

import Player
import TrueSkillWrapper as TS
from fuzzywuzzy import fuzz
from datetime import datetime, timedelta
known_players = dict()
# care for cpu load #
player_ranks = dict()
playerRankList = []
last_rank_update = datetime.now()- timedelta(minutes=5)
#############################################################
###################### Save/Load File #######################
#############################################################
def load_save():
with open("score.log") as f:
for l in f:
p = Player.PlayerFormDatabase(l)
known_players[p.steamid] = p
def save_to_file(fname="score.log"):
with open(fname,"w") as f:
for p in known_players.values():
f.write(p.toCSV()+'\n')
#############################################################
###################### SyncPlayerDict #######################
#############################################################
def sync_from_database(players):
for p in players:
if p in known_players:
p.rating = known_players[p].rating
if type(players) == dict:
players[p] = p.rating
if not p.name or p.name == "PLACEHOLDER":
p.name = known_players[p].name
else:
lastUpdate = datetime.now()
known_players.update(\
{ Player.DummyPlayer(p.steamid, p.name) : \
Player.PlayerForDatabase(None, None, None, player=p, lastUpdate=lastUpdate)\
})
def sync_to_database(players, win):
for p in players:
known_players[p].rating = players[p]
if win:
known_players[p].wins += 1
known_players[p].games += 1
known_players[p].lastUpdate = datetime.now()
updatePlayerRanks(force=True)
#############################################################
##################### Handle Rank Cache #####################
#############################################################
def updatePlayerRanks(force=False, minGames=10, maxInactivityDays=60):
'''Precalculate player ranks to be used for low performance impact'''
global last_rank_update
global player_ranks
global playerRankList
if force or datetime.now() - last_rank_update > timedelta(seconds=240):
last_rank_update = datetime.now()
# sort players by rank #
sortKey = key = lambda x: TS.getEnviroment().expose(x.rating)
sortedPlayers = sorted(known_players.values(), key=sortKey, reverse=True)
# filter out inactive and low-game players #
maxInactivityDelta = timedelta(days=maxInactivityDays)
filterKey = lambda p: (last_rank_update - p.lastUpdate) < maxInactivityDelta \
and p.games >= minGames
filteredPlayers = list(filter(filterKey, sortedPlayers))
# assing ranks to player objects #
rankCounter = 1
for p in filteredPlayers:
if p in player_ranks:
player_ranks[p] = rankCounter
else:
player_ranks.update({p:rankCounter})
rankCounter += 1
# list of players in the right order for a leaderboard #
playerRankList = list(filteredPlayers)
#############################################################
################## Write/Load External DB ###################
#############################################################
def save_event(event):
return
def save_psql():
f=open("pass.secret",'r')
pw=f.readline().strip();
f.close()
PSQL.save("insurgency", "insurgencyUser", "localhost", pw, known_players)
#############################################################
###################### Python API ###########################
#############################################################
def getPlayer(pid, name="NOTFOUND"):
return known_player[pid]
def searchPlayerByName(name):
'''Find a player by his name'''
global player_ranks
ret = ""
tup_list = []
TS.lock()
try:
for p in known_players.values():
sim = fuzz.token_set_ratio(name.lower(),p.name.lower())
tup_list += [(sim,p)]
tmp = sorted(tup_list, key=lambda x: x[0], reverse=True)
players = list([x[1] for x in filter(lambda x: x[0] > 80, tmp)])
# update ranks #
updatePlayerRanks(force=True)
# build rank tupel #
playerRankTupel = []
for p in players:
try:
playerRankTupel += [(p.steamid, p.name, p.rating, player_ranks[p])]
except KeyError:
noRankExplanation = "inactive"
if p.games < 10:
noRankExplanation = "not enough games"
playerRankTupel += [(p.steamid, p.name, p.rating, noRankExplanation)]
finally:
TS.unlock()
return playerRankTupel
def getPlayerRank(playerID):
'''Get a players rank'''
global player_ranks
try:
return str(player_ranks[playerID])
except KeyError:
return "N/A"
def getBalancedTeams(players, buddies=None, teamCount=2):
'''Balance a number of players into teams'''
if teamCount != 2:
raise NotImplementedError("Only supporting balancing into two teams currently")
if not players:
return ValueError("Input contains no players")
if type(players[0]) == str:
players = [ Player.DummyPlayer(playerID) for playerID in players]
sync_from_database(players)
arr = sorted(players, key=lambda x: x.rating.mu, reverse=True)
ret=""
i = 0
while i < len(arr):
ret += "{}|{},".format(players[i].name,(i%2)+2)
i += 1
return ret
def qualityForTeams(teamArray):
'''Get quality for number of teams with players'''
if not teamArray or len(teamArray) < 2 or not teamArray[0]:
raise ValueError("Team Array must be more than one team with more than one player each")
if type(teamArray[0][0]) == str:
teamArray = [ [ Player.DummyPlayer(playerID) for playerID in team ] for team in teamArray ]
for team in teamArray:
print(team[0].steamid)
sync_from_database(team)
teamAsRatings = [ [ player.rating for player in team ] for team in teamArray ]
teamAsNames = [ [ player.name for player in team ] for team in teamArray ]
# TODO: implement for !=2 teams #
if len(teamArray) != 2:
raise NotImplementedError("Quality is only supported for exactly two teams")
return qualityForRatings(teamAsRatings[0], teamAsRatings[1], teamAsNames[0], teamAsNames[1])
def qualityForRatings(team1, team2, names1 = [""], names2 = [""]):
'''Get Quality for two arrays containing TrueSkill.Rating objects'''
mu1 = sum(r.mu for r in team1)
mu2 = sum(r.mu for r in team2)
mu_tot = mu1 + mu2
sig1 = sum(r.sigma for r in team1)
sig2 = sum(r.sigma for r in team2)
sigtot = sig1 + sig2
print(team1, team2)
diff = abs(mu1 - mu2)
percent = 50 + diff/mu_tot*100
if percent > 100:
percent = 100
if mu1 > mu2:
string = "{} win at {:.2f}% - {:.2f} to {:.2f}".format(names1, percent, mu1, mu2 )
else:
string = "{} win at {:.2f}% - {:.2f} to {:.2f}".format(names2, percent, mu2, mu1 )
return string
def getRankListLength(revalidateRanks=False):
'''Get the total number of entries in the ranking'''
global playerRankList
updatePlayerRanks(revalidateRanks)
return len(playerRankList)
def getRankRange(start, end, revalidateRanks=False):
'''Returns a list of player, optionally flushing the ranks-cache first'''
global playerRankList
updatePlayerRanks(revalidateRanks)
if start > len(playerRankList) or start >= end:
return []
return playerRankList[start:end]
def rankHasChanged(time):
'''Indicates to a http-querier if the availiable data has changed'''
if last_rank_update > time:
return "True"
else:
return "False"
def debugInformation():
'''Dump a string of debugging information (this may take some times)'''
return [ "{} {} {}".format(p.steamid, p.name, p.rating) for p in known_players.values() ]