HPI/my/coding/codeforces.py

113 lines
2.5 KiB
Python

#!/usr/bin/env python3
from my.config import codeforces as config
from datetime import datetime
from typing import NamedTuple
import json
from typing import Dict, Iterator
from ..core import get_files, Res, unwrap
from ..core.compat import cached_property
from ..core.konsume import ignore, wrap
from kython import fget
# TODO remove
from kython.kdatetime import as_utc
Cid = int
class Contest(NamedTuple):
cid: Cid
when: datetime
@classmethod
def make(cls, j) -> 'Contest':
return cls(
cid=j['id'],
when=as_utc(j['startTimeSeconds']),
)
Cmap = Dict[Cid, Contest]
def get_contests() -> Cmap:
last = max(get_files(config.export_path, 'allcontests*.json'))
j = json.loads(last.read_text())
d = {}
for c in j['result']:
cc = Contest.make(c)
d[cc.cid] = cc
return d
class Competition(NamedTuple):
contest_id: Cid
contest: str
cmap: Cmap
@cached_property
def uid(self) -> Cid:
return self.contest_id
def __hash__(self):
return hash(self.contest_id)
@cached_property
def when(self) -> datetime:
return self.cmap[self.uid].when
@cached_property
def summary(self) -> str:
return f'participated in {self.contest}' # TODO
@classmethod
def make(cls, cmap, json) -> Iterator[Res['Competition']]:
# TODO try here??
contest_id = json['contestId'].zoom().value
contest = json['contestName'].zoom().value
yield cls(
contest_id=contest_id,
contest=contest,
cmap=cmap,
)
# TODO ytry???
ignore(json, 'rank', 'oldRating', 'newRating')
def iter_data() -> Iterator[Res[Competition]]:
cmap = get_contests()
last = max(get_files(config.export_path, 'codeforces*.json'))
with wrap(json.loads(last.read_text())) as j:
j['status'].ignore()
res = j['result'].zoom()
for c in list(res): # TODO maybe we want 'iter' method??
ignore(c, 'handle', 'ratingUpdateTimeSeconds')
yield from Competition.make(cmap=cmap, json=c)
c.consume()
# TODO maybe if they are all empty, no need to consume??
def get_data():
return list(sorted(iter_data(), key=fget(Competition.when)))
def test():
assert len(get_data()) > 10
def main():
for d in iter_data():
try:
d = unwrap(d)
except Exception as e:
print(f'ERROR! {d}')
else:
print(f'{d.when}: {d.summary}')
if __name__ == '__main__':
main()