def get_context_data(self, **kwargs):
data = super().get_context_data(**kwargs)
try:
data['profile'] = self.user = User.objects.get(
pk=self.kwargs['pk'], is_active=True)
except:
raise Http404
self.tags_stat = tags_stat(self.user.id)
data['tree'] = json.dumps(self.gen_tag_tree(-1))
data['p_tags'] = list(Problem.objects.all())
data['tag_problem_recommendation'] = dict()
for tag_id in TagInfo.objects.values_list('tag_id', flat=True):
if tag_id in self.tags_stat:
problem_id_list = select_with_tags(
self.user.id, [(tag_id, self.tags_stat[tag_id])],
max_count_per_tag=5)
data['tag_problem_recommendation'][tag_id] = [
Problem.objects.get(id=p_id) for p_id in problem_id_list
]
else:
data['tag_problem_recommendation'][tag_id] = []
return data
def unfamiliar_problems(user_id): tags_record = list(filter(lambda k: k[1][0] < 2 and k[1][1] - k[1][0] >= 1, tags_stat(user_id).items())) random.shuffle(tags_record) return select_with_tags(user_id, tags_record)