# coding=utf-8
import os
import django
import sys

sys.path.append("/var/www/skillbox/")
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "lms.settings")
django.setup()
print('## Отчет по распределению слушателей по курсу')
from courses.models import Course, CourseTheme
from finance.models import Bill
from journals.models import TeacherJ, HomeworkJ, CourseThemeJ, HomeworkTry

_courses = Course.objects.filter(public=True).order_by('id')
for _c in _courses:
    print('{0}: {1}'.format(_c.id, _c.get_title()))

_c = input('Выберите курс: ')

_course = Course.objects.get(id=int(_c))
print('======')
print('# Курс: {0}'.format(_course.get_title()))
print('Оплеченых счетов: {0}'.format(Bill.objects.filter(service__course=_course, status='F').count()))
_journals = TeacherJ.objects.filter(course=_course, progress__gt=10).exclude(progress=100)
print('Студентов: {0}'.format(_journals.count()))

print('======')


def check_hj(hj):
    if hj:
        if HomeworkTry.objects.filter(parent=hj).exists():
            return hj

    return False


for i in CourseTheme.objects.filter(course=_course).order_by('sort'):
    hj = map(check_hj, HomeworkJ.objects.filter(parent__material=i).exclude(f_date=None))
    _hj = set()
    for r in hj:
        if r:
            _hj.add(r)
    print('{0}: {2}  [{1}]'.format(i.sort, i.get_title(), len(_hj)))