47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.db.models import QuerySet
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from Main.models import Solution
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from SprintLib.BaseView import BaseView, AccessError
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class SolutionsTableView(BaseView):
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view_file = "solutions_table.html"
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required_login = True
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endpoint = "solutions_table"
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page_size = 20
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page = None
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.filters = [
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self.filter_set,
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self.filter_task,
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]
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self.queryset = Solution.objects.all()
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def filter_task(self, queryset: QuerySet):
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if 'task_id' in self.request.GET:
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return queryset.filter(task_id=int(self.request.GET['task_id']))
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return queryset
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def filter_set(self, queryset: QuerySet):
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if 'set_id' in self.request.GET:
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return queryset.filter(set_id=self.request.GET['set_id']).distinct()
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return queryset
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def pre_handle(self):
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if 'page' not in self.request.GET:
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raise AccessError()
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self.page = int(self.request.GET['page'])
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def get(self):
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if 'only_my' in self.request.GET:
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self.queryset = self.queryset.filter(user=self.request.user)
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for fltr in self.filters:
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self.queryset = fltr(self.queryset)
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offset = self.page_size * (self.page - 1)
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limit = self.page_size
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self.context["solutions"] = self.queryset.order_by("-id")[offset:offset + limit]
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self.context["count_pages"] = range(1, (len(self.queryset) - 1) // self.page_size + 2)
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self.context["need_pagination"] = len(self.context["count_pages"]) > 1
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