This commit is contained in:
2026-06-02 23:13:06 -06:00
parent 385d04505b
commit d1fdbcf52b
6 changed files with 144 additions and 150 deletions

View File

@@ -1,6 +1,7 @@
import io
import xlsxwriter
from asgiref.sync import sync_to_async
from django.http import HttpResponse
from django.utils.timezone import now
@@ -11,7 +12,7 @@ from account.decorators import (
)
from account.models import AdminType
from problem.models import Problem
from utils.api import APIView, AsyncAPIView, validate_serializer
from utils.api import AsyncAPIView, validate_serializer
from utils.constants import CONTEST_PASSWORD_SESSION_KEY, ContestStatus
from utils.shortcuts import check_is_id, datetime2str
@@ -20,19 +21,20 @@ from ..serializers import ACMContestRankSerializer, ContestAnnouncementSerialize
# DEPRECATED: 前端未调用 (2026-05-26)
class ContestAnnouncementListAPI(APIView):
class ContestAnnouncementListAPI(AsyncAPIView):
@check_contest_permission(check_type="announcements")
def get(self, request):
async def get(self, request):
contest_id = request.GET.get("contest_id")
if not contest_id:
return self.error("Invalid parameter, contest_id is required")
data = ContestAnnouncement.objects.select_related("created_by").filter(
qs = ContestAnnouncement.objects.select_related("created_by").filter(
contest_id=contest_id, visible=True
)
max_id = request.GET.get("max_id")
if max_id:
data = data.filter(id__gt=max_id)
return self.success(ContestAnnouncementSerializer(data, many=True).data)
qs = qs.filter(id__gt=max_id)
data = await self.async_serialize_data(ContestAnnouncementSerializer, [item async for item in qs], many=True)
return self.success(data)
class ContestAPI(AsyncAPIView):
@@ -76,13 +78,13 @@ class ContestListAPI(AsyncAPIView):
return self.success(await self.async_paginate_data(request, contests, ContestSerializer))
class ContestPasswordVerifyAPI(APIView):
class ContestPasswordVerifyAPI(AsyncAPIView):
@validate_serializer(ContestPasswordVerifySerializer)
@login_required
def post(self, request):
async def post(self, request):
data = request.data
try:
contest = Contest.objects.get(
contest = await Contest.objects.aget(
id=data["contest_id"], visible=True, password__isnull=False
)
except Contest.DoesNotExist:
@@ -90,23 +92,21 @@ class ContestPasswordVerifyAPI(APIView):
if not check_contest_password(data["password"], contest.password):
return self.error("Wrong password or password expired")
# password verify OK.
if CONTEST_PASSWORD_SESSION_KEY not in request.session:
request.session[CONTEST_PASSWORD_SESSION_KEY] = {}
request.session[CONTEST_PASSWORD_SESSION_KEY][contest.id] = data["password"]
# https://docs.djangoproject.com/en/dev/topics/http/sessions/#when-sessions-are-saved
request.session.modified = True
return self.success(True)
class ContestAccessAPI(APIView):
class ContestAccessAPI(AsyncAPIView):
@login_required
def get(self, request):
async def get(self, request):
contest_id = request.GET.get("contest_id")
if not contest_id:
return self.error()
try:
contest = Contest.objects.get(
contest = await Contest.objects.aget(
id=contest_id, visible=True, password__isnull=False
)
except Contest.DoesNotExist:
@@ -119,7 +119,7 @@ class ContestAccessAPI(APIView):
)
class ContestRankAPI(APIView):
class ContestRankAPI(AsyncAPIView):
def get_rank(self):
return (
ACMContestRank.objects.filter(
@@ -138,8 +138,40 @@ class ContestRankAPI(APIView):
string = chr(65 + remainder) + string
return string
def _build_xlsx(self, data, contest_problems):
problem_id_to_col = {p.id: i for i, p in enumerate(contest_problems)}
f = io.BytesIO()
workbook = xlsxwriter.Workbook(f)
worksheet = workbook.add_worksheet()
worksheet.write("A1", "User ID")
worksheet.write("B1", "Username")
worksheet.write("C1", "Real Name")
worksheet.write("D1", "AC")
worksheet.write("E1", "Total Submission")
worksheet.write("F1", "Total Time")
for i, p in enumerate(contest_problems):
worksheet.write(self.column_string(7 + i) + "1", p.title)
for index, item in enumerate(data):
worksheet.write_string(index + 1, 0, str(item["user"]["id"]))
worksheet.write_string(index + 1, 1, item["user"]["username"])
worksheet.write_string(
index + 1, 2, item["user"]["real_name"] or ""
)
worksheet.write_string(index + 1, 3, str(item["accepted_number"]))
worksheet.write_string(index + 1, 4, str(item["submission_number"]))
worksheet.write_string(index + 1, 5, str(item["total_time"]))
for k, v in item["submission_info"].items():
worksheet.write_string(
index + 1, 6 + problem_id_to_col[int(k)], str(v["is_ac"])
)
workbook.close()
f.seek(0)
return f.read()
@check_contest_permission(check_type="ranks")
def get(self, request):
async def get(self, request):
download_csv = request.GET.get("download_csv")
is_contest_admin = (
request.user.is_authenticated
@@ -149,50 +181,24 @@ class ContestRankAPI(APIView):
qs = self.get_rank()
if download_csv:
data = ACMContestRankSerializer(qs, many=True, is_contest_admin=is_contest_admin).data
contest_problems = list(Problem.objects.filter(
contest=self.contest, visible=True
).order_by("_id"))
# 预建 problem_id → 列索引 的字典,避免循环中 O(n) list.index()
problem_id_to_col = {p.id: i for i, p in enumerate(contest_problems)}
f = io.BytesIO()
workbook = xlsxwriter.Workbook(f)
worksheet = workbook.add_worksheet()
worksheet.write("A1", "User ID")
worksheet.write("B1", "Username")
worksheet.write("C1", "Real Name")
worksheet.write("D1", "AC")
worksheet.write("E1", "Total Submission")
worksheet.write("F1", "Total Time")
for i, p in enumerate(contest_problems):
worksheet.write(self.column_string(7 + i) + "1", p.title)
for index, item in enumerate(data):
worksheet.write_string(index + 1, 0, str(item["user"]["id"]))
worksheet.write_string(index + 1, 1, item["user"]["username"])
worksheet.write_string(
index + 1, 2, item["user"]["real_name"] or ""
)
worksheet.write_string(index + 1, 3, str(item["accepted_number"]))
worksheet.write_string(index + 1, 4, str(item["submission_number"]))
worksheet.write_string(index + 1, 5, str(item["total_time"]))
for k, v in item["submission_info"].items():
worksheet.write_string(
index + 1, 6 + problem_id_to_col[int(k)], str(v["is_ac"])
)
workbook.close()
f.seek(0)
response = HttpResponse(f.read())
rank_list = [item async for item in qs]
data = await self.async_serialize_data(
ACMContestRankSerializer, rank_list, many=True, is_contest_admin=is_contest_admin
)
contest_problems = await sync_to_async(
lambda: list(Problem.objects.filter(contest=self.contest, visible=True).order_by("_id"))
)()
xlsx_bytes = await sync_to_async(self._build_xlsx)(data, contest_problems)
response = HttpResponse(xlsx_bytes)
response["Content-Disposition"] = (
f"attachment; filename=content-{self.contest.id}-rank.xlsx"
)
response["Content-Type"] = "application/xlsx"
return response
page_qs = self.paginate_data(request, qs)
page_qs["results"] = ACMContestRankSerializer(
page_qs = await self.async_paginate_data(request, qs)
page_qs["results"] = await self.async_serialize_data(
ACMContestRankSerializer,
page_qs["results"], many=True, is_contest_admin=is_contest_admin
).data
)
return self.success(page_qs)