from typing import Sequence

from sqlalchemy import update, delete
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.future import select

from db.models.experiment_parameters_model import ExperimentParameters


class ExperimentParametersRepository:
    def __init__(self, session: AsyncSession):
        self.session = session

    async def get_all(self) -> Sequence[ExperimentParameters]:
        result = await self.session.execute(select(ExperimentParameters))
        return result.scalars().all()

    async def get_by_id(self, id: int) -> ExperimentParameters:
        result = await self.session.execute(select(ExperimentParameters).where(ExperimentParameters.id == id))
        return result.scalar_one_or_none()

    async def get_experiment_parameters_by_category(self, session: AsyncSession, category_id: int) -> Sequence[ExperimentParameters]:
        result = await self.session.execute(
            select(ExperimentParameters).where(ExperimentParameters.experiment_category_id == category_id)
        )
        return result.scalars().all()

    async def create(self, new_data: ExperimentParameters):
        self.session.add(new_data)
        await self.session.commit()

    async def update(self, id: int, updated_data: dict):
        stmt = (
            update(ExperimentParameters).
            where(ExperimentParameters.id == id).
            values(**updated_data)
        )
        await self.session.execute(stmt)
        await self.session.commit()

    async def delete(self, id: int):
        stmt = delete(ExperimentParameters).where(ExperimentParameters.id == id)
        await self.session.execute(stmt)
        await self.session.commit()