psb_hack/api/app/application/user_check_lessons_repository.py

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from typing import Optional, List
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.domain.models import Lesson, UserCheckLessons
class UserCheckLessonsRepository:
def __init__(self, db: AsyncSession):
self.db = db
async def get_by_course_id_and_user_id(self, course_id: int, user_id: int) -> Optional[List[UserCheckLessons]]:
query = (
select(UserCheckLessons)
.join(Lesson, UserCheckLessons.lesson_id == Lesson.id) # связь с лекцией
.where(
Lesson.course_id == course_id,
UserCheckLessons.user_id == user_id
)
)
result = await self.db.execute(query)
return result.scalars().all()
async def get_by_user_id_and_lesson_id(self, user_id: int, lesson_id: int) -> Optional[UserCheckLessons]:
query = (
select(UserCheckLessons)
.filter_by(user_id=user_id, lesson_id=lesson_id)
)
result = await self.db.execute(query)
return result.scalars().first()
async def create(self, user_check_lessons: UserCheckLessons) -> UserCheckLessons:
self.db.add(user_check_lessons)
await self.db.commit()
return user_check_lessons