15 lines
607 B
Python
15 lines
607 B
Python
from sqlalchemy import select, func
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from fooder.domain import Meal
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from fooder.repository.base import RepositoryBase
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class MealRepository(RepositoryBase[Meal]):
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async def get_by_id_and_diary(self, meal_id: int, diary_id: int) -> Meal:
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return await self._get(Meal.id == meal_id, Meal.diary_id == diary_id)
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async def next_order(self, diary_id: int) -> int:
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stmt = select(func.max(Meal.order)).where(Meal.diary_id == diary_id)
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result = await self.session.execute(stmt)
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max_order = result.scalar_one_or_none()
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return 0 if max_order is None else max_order + 1
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