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Созданы модели вопросов и ответов
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‎courses/migrations/0005_coursetask_coursetaskoption_usertaskanswer_and_more.py‎

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# Generated by Django 4.2.11 on 2026-02-20 08:41
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from django.conf import settings
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from django.db import migrations, models
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import django.db.models.deletion
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import django.utils.timezone
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class Migration(migrations.Migration):
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dependencies = [
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migrations.swappable_dependency(settings.AUTH_USER_MODEL),
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('files', '0007_auto_20230929_1727'),
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('courses', '0004_courselesson_and_more'),
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]
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operations = [
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migrations.CreateModel(
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name='CourseTask',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('title', models.CharField(max_length=255, verbose_name='Название задания')),
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('body_text', models.TextField(blank=True, default='', verbose_name='Текст')),
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('status', models.CharField(choices=[('draft', 'Черновик'), ('published', 'Опубликован')], default='draft', max_length=16, verbose_name='Статус задания')),
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('task_kind', models.CharField(choices=[('informational', 'Информационное'), ('question', 'Вопрос/ответ')], max_length=16, verbose_name='Тип задания')),
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('check_type', models.CharField(blank=True, choices=[('without_review', 'Без проверки'), ('with_review', 'С проверкой')], max_length=16, null=True, verbose_name='Тип проверки')),
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('informational_type', models.CharField(blank=True, choices=[('video_text', 'Видео и текст'), ('text', 'Текст'), ('text_image', 'Текст и изображение')], max_length=24, null=True, verbose_name='Тип информационного задания')),
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('question_type', models.CharField(blank=True, choices=[('image_text', 'Изображение и текст'), ('video', 'Видео'), ('image', 'Изображение'), ('text_file', 'Текст с файлом'), ('text', 'Текст')], max_length=24, null=True, verbose_name='Тип вопроса')),
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('answer_type', models.CharField(blank=True, choices=[('text', 'Текст'), ('text_and_files', 'Текст и загрузка файла'), ('files', 'Загрузка файла'), ('multiple_choice', 'Выбор одного или нескольких вариантов ответа'), ('single_choice', 'Выбор одного варианта ответа')], max_length=24, null=True, verbose_name='Тип ответа')),
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('video_url', models.URLField(blank=True, null=True, verbose_name='Ссылка на видео')),
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('order', models.PositiveIntegerField(default=1, verbose_name='Порядковый номер')),
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('datetime_created', models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')),
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('datetime_updated', models.DateTimeField(auto_now=True, verbose_name='Дата обновления')),
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('attachment_file', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='course_task_attachments', to='files.userfile', verbose_name='Файл')),
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('image_file', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='course_task_images', to='files.userfile', verbose_name='Изображение')),
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('lesson', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='tasks', to='courses.courselesson', verbose_name='Урок курса')),
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],
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options={
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'verbose_name': 'Задание курса',
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'verbose_name_plural': 'Задания курса',
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'ordering': ('lesson_id', 'order', 'id'),
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},
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),
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migrations.CreateModel(
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name='CourseTaskOption',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('text', models.CharField(max_length=500, verbose_name='Текст варианта')),
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('is_correct', models.BooleanField(default=False, verbose_name='Правильный вариант')),
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('order', models.PositiveIntegerField(default=1, verbose_name='Порядковый номер')),
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('datetime_created', models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')),
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('datetime_updated', models.DateTimeField(auto_now=True, verbose_name='Дата обновления')),
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('task', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='options', to='courses.coursetask', verbose_name='Задание')),
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],
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options={
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'verbose_name': 'Вариант ответа задания',
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'verbose_name_plural': 'Варианты ответов задания',
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'ordering': ('task_id', 'order', 'id'),
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},
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),
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migrations.CreateModel(
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name='UserTaskAnswer',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('status', models.CharField(choices=[('submitted', 'Отправлено'), ('pending_review', 'Ожидает проверки'), ('accepted', 'Принято'), ('rejected', 'Отклонено')], default='submitted', max_length=20, verbose_name='Статус ответа')),
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('answer_text', models.CharField(blank=True, default='', max_length=1000, verbose_name='Текст ответа')),
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('is_correct', models.BooleanField(blank=True, null=True, verbose_name='Ответ корректен')),
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('submitted_at', models.DateTimeField(default=django.utils.timezone.now, verbose_name='Дата и время отправки')),
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('review_comment', models.TextField(blank=True, default='', verbose_name='Комментарий проверяющего')),
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('reviewed_at', models.DateTimeField(blank=True, null=True, verbose_name='Дата и время проверки')),
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('datetime_created', models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')),
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('datetime_updated', models.DateTimeField(auto_now=True, verbose_name='Дата обновления')),
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('reviewed_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='reviewed_course_task_answers', to=settings.AUTH_USER_MODEL, verbose_name='Проверил')),
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('task', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='user_answers', to='courses.coursetask', verbose_name='Задание')),
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('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='course_task_answers', to=settings.AUTH_USER_MODEL, verbose_name='Пользователь')),
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],
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options={
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'verbose_name': 'Ответ пользователя на задание',
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'verbose_name_plural': 'Ответы пользователей на задания',
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'ordering': ('-submitted_at', 'id'),
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},
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),
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migrations.CreateModel(
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name='UserTaskAnswerOption',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('answer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='selected_options', to='courses.usertaskanswer', verbose_name='Ответ пользователя')),
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('option', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='selected_in_answers', to='courses.coursetaskoption', verbose_name='Выбранный вариант')),
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],
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options={
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'verbose_name': 'Выбранный вариант ответа',
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'verbose_name_plural': 'Выбранные варианты ответа',
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},
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),
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migrations.CreateModel(
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name='UserTaskAnswerFile',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('file_name', models.TextField(blank=True, default='', verbose_name='Название файла')),
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('file_size', models.PositiveBigIntegerField(default=0, verbose_name='Размер файла')),
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('datetime_uploaded', models.DateTimeField(auto_now_add=True, verbose_name='Дата загрузки')),
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('answer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='files', to='courses.usertaskanswer', verbose_name='Ответ пользователя')),
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('file', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='course_task_answer_files', to='files.userfile', verbose_name='Файл')),
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],
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options={
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'verbose_name': 'Файл ответа пользователя',
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'verbose_name_plural': 'Файлы ответов пользователей',
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'ordering': ('-datetime_uploaded', 'id'),
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},
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),
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migrations.AddConstraint(
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model_name='usertaskansweroption',
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constraint=models.UniqueConstraint(fields=('answer', 'option'), name='courses_user_task_answer_option_unique_answer_option'),
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),
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migrations.AddConstraint(
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model_name='usertaskanswerfile',
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constraint=models.UniqueConstraint(fields=('answer', 'file'), name='courses_user_task_answer_file_unique_answer_file'),
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),
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migrations.AddConstraint(
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model_name='usertaskanswer',
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constraint=models.UniqueConstraint(fields=('user', 'task'), name='courses_user_task_answer_unique_user_task'),
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),
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migrations.AddConstraint(
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model_name='coursetaskoption',
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constraint=models.UniqueConstraint(fields=('task', 'order'), name='courses_task_option_unique_task_order'),
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),
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migrations.AddConstraint(
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model_name='coursetaskoption',
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constraint=models.CheckConstraint(check=models.Q(('order__gte', 1)), name='courses_task_option_order_gte_1'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.UniqueConstraint(fields=('lesson', 'order'), name='courses_task_unique_lesson_order'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.CheckConstraint(check=models.Q(('order__gte', 1)), name='courses_task_order_gte_1'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.CheckConstraint(check=models.Q(models.Q(('task_kind', 'informational'), _negated=True), ('informational_type__isnull', False), _connector='OR'), name='courses_task_info_requires_info_type'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.CheckConstraint(check=models.Q(models.Q(('task_kind', 'question'), _negated=True), models.Q(('question_type__isnull', False), ('answer_type__isnull', False), ('check_type__isnull', False)), _connector='OR'), name='courses_task_question_requires_types'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.CheckConstraint(check=models.Q(models.Q(('task_kind', 'informational'), _negated=True), models.Q(('question_type__isnull', True), ('answer_type__isnull', True), ('check_type__isnull', True)), _connector='OR'), name='courses_task_info_forbids_question_fields'),
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),
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migrations.AddConstraint(
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model_name='coursetask',
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constraint=models.CheckConstraint(check=models.Q(models.Q(('task_kind', 'question'), _negated=True), ('informational_type__isnull', True), _connector='OR'), name='courses_task_question_forbids_info_type'),
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),
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]

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