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132 lines
5.3 KiB
132 lines
5.3 KiB
# -*- coding: utf-8 -*-
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import random
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import string
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import unidecode
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from django.contrib.postgres.fields import ArrayField
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from django.core.exceptions import ObjectDoesNotExist
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from django.db import models
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from django.template.defaultfilters import slugify
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from course_service.maps.models import CourseRoute, CourseMap
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from lms.global_decorators import transaction_decorator
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from lms.tools import decode_base64, get_real_name
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COURSE_LEVEL = (
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('B', 'Базовый'),
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('A', 'Продвинутый'),
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('E', 'Экспертный'),
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('B+A', 'Базовый + Продвинутый'),
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)
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COURSE_DIRECTION = (
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(3, 'Бизнес'),
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(2, 'Веб-дизайн'),
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(1, 'Разработка'),
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(4, 'Рисование'),
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)
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class CourseManager(models.Manager):
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def update_or_create_course(self, image=None, big_image=None, id=0,
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big_mobile_image=None, slug=None,
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level=None, direction=None, **kwargs):
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slug = slug if slug else slugify(unidecode.unidecode(kwargs['title']))
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if image:
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kwargs['image'] = decode_base64(image, 'course/image%s.png' % slug)
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if big_image:
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kwargs['big_image'] = decode_base64(big_image, 'course/big_image%s.png' % slug)
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if big_mobile_image:
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kwargs['big_mobile_image'] = decode_base64(big_mobile_image, 'course/big_mobile_image%s.png' % slug)
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if level:
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kwargs['level'] = get_real_name(COURSE_LEVEL, level)
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if direction:
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kwargs['direction'] = get_real_name(COURSE_DIRECTION, direction)
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try:
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course = self.get(id=id)
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for i in kwargs:
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if kwargs[i]:
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setattr(course, i, kwargs[i])
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course.save()
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except ObjectDoesNotExist:
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kwargs['slug'] = slug
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course = self.create(**kwargs)
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return course
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def change_route(self, pk, route):
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route = CourseRoute.objects.get(id=route)
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course = self.get(id=pk)
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course.route = route
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course.save()
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return course
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class Course(models.Model):
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hidden = models.BooleanField(verbose_name='Видно только оплатившим', default=False)
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level = models.CharField(verbose_name='Уровень', choices=COURSE_LEVEL, default='B', max_length=3)
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slug = models.SlugField(max_length=255, blank=True, default='', unique=True, editable=False)
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direction = models.SmallIntegerField(choices=COURSE_DIRECTION, verbose_name='Направление', null=True)
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public = models.BooleanField(verbose_name='Опубликовать', default=False)
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title = models.CharField(verbose_name="Заголовок", max_length=255)
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description = models.TextField(verbose_name='Описание', blank=True)
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image = models.URLField(verbose_name='Изображение', blank=True, max_length=255)
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big_image = models.URLField(verbose_name='Большое изображение', blank=True, max_length=255)
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big_mobile_image = models.URLField(verbose_name='Под мобилку', blank=True, null=True,
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help_text='Большая картинка для мобильной версии', max_length=255)
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teachers = ArrayField(
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models.CharField(max_length=15, blank=True, verbose_name='Ссылки на преподов'), default=[])
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route = models.OneToOneField(to=CourseRoute, verbose_name="Порядок прохождения по умолчанию", blank=True, null=True)
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def __str__(self):
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return self.title
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objects = CourseManager()
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class Meta:
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verbose_name = "Курс"
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verbose_name_plural = "Курсы"
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class Topic(models.Model):
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title = models.CharField(verbose_name='Название', max_length=255)
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icon = models.ImageField(verbose_name='Иконка темы', null=True, blank=True)
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description = models.TextField(verbose_name='Описание', blank=True, null=True)
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course = models.ForeignKey(to=Course, verbose_name='курс')
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class Meta:
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verbose_name = "Тема"
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verbose_name_plural = "Темы"
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class Vertex(models.Model):
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VALID_TYPE = (
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(3, 'Автаматическая валидация'),
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(2, 'Полуавтаматическая валидация'),
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(1, 'Ручная валидация'),
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(0, 'Без валидации'),
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)
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topic = models.ForeignKey(to=Topic, verbose_name='Тема')
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title = models.CharField(verbose_name='Название', max_length=255)
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free = models.BooleanField(default=True, verbose_name='Привилегии для узла не будут проверяться')
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description = models.TextField(verbose_name='Описание', blank=True, null=True)
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video = models.TextField(verbose_name='Код видео', default='', blank=True, null=True)
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materials = ArrayField(models.CharField(max_length=15, blank=True, verbose_name='Материалы урока'))
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valid_type = models.SmallIntegerField(choices=VALID_TYPE, default=0)
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token = models.CharField(max_length=15, verbose_name="Ключ доступа к узлу", unique=True)
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def __str__(self):
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return self.title
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class Meta:
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verbose_name = "Урок"
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verbose_name_plural = "Уроки"
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