Source code for oioioi.szkopul.views

import django
from django.conf import settings
from django.template.response import TemplateResponse
from django.urls import reverse
from django.utils.translation import gettext_lazy as _
from oioioi.base.main_page import register_main_page_view
from oioioi.contests.controllers import submission_template_context
from oioioi.contests.models import Submission
from oioioi.contests.processors import recent_contests
from oioioi.contests.utils import visible_contests
from oioioi.problems.utils import filter_my_all_visible_submissions

# from oioioi.base.navbar_links import navbar_links_registry

# navbar_links_registry.register(
#     name='courses',
#     text=_("Kursy"),
#     url_generator=lambda request: 'https://kursy.szkopul.edu.pl',
#     order=400,
# )

# TODO Add Portals main page to the menu:
# navbar_links_registry.register(
#     name='portals',
#     text=_("Portals"),
#     ...
# )


@register_main_page_view(order=100)
def main_page_view(request):

    to_show = getattr(settings, 'NUM_RECENT_CONTESTS', 7)
    rcontests = recent_contests(request)
    contests = list(visible_contests(request).difference(rcontests))
    contests.sort(key=lambda x: x.creation_date, reverse=True)
    contests = (rcontests + contests)[:to_show]

    submissions = []
    show_scores = False
    if request.user.is_authenticated:
        queryset = Submission.objects.filter(user=request.user).order_by('-date')
        to_show = getattr(settings, 'NUM_PANEL_SUBMISSIONS', 7)

        # limit queryset size, because filtering all submissions is slow
        queryset = queryset[:to_show]
        limit_queryset_ids = [submission.id for submission in queryset]
        queryset = Submission.objects.filter(id__in=limit_queryset_ids).select_related(
            'user',
            'problem_instance',
            'problem_instance__contest',
            'problem_instance__round',
            'problem_instance__problem',
        )

        submissions_list = filter_my_all_visible_submissions(
            request, queryset
        ).order_by('-date')
        submissions = [
            submission_template_context(request, s) for s in submissions_list
        ]
        show_scores = any(s['can_see_score'] for s in submissions)

    context = {
        'contests': contests,
        'submissions': submissions,
        'show_scores': show_scores,
    }

    return TemplateResponse(request, 'main-page.html', context)