62 lines
2.2 KiB
Python
62 lines
2.2 KiB
Python
import math
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from fastapi import HTTPException
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from sqlalchemy.ext.asyncio import AsyncSession
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from repositories import DealRepository
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from schemas.base import PaginationSchema, SortingSchema
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from schemas.deal import *
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class DealService:
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def __init__(self, session: AsyncSession):
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self.repository = DealRepository(session)
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async def get_deals(
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self,
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pagination: PaginationSchema,
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sorting: SortingSchema,
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*filters,
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) -> GetDealsResponse:
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deals, total_items = await self.repository.get_all(
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pagination.page,
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pagination.items_per_page,
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sorting.field,
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sorting.direction,
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*filters,
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)
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total_pages = 1
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if pagination.items_per_page:
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total_pages = math.ceil(total_items / pagination.items_per_page)
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return GetDealsResponse(
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items=[DealSchema.model_validate(deal) for deal in deals],
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pagination_info=PaginationInfoSchema(
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total_pages=total_pages, total_items=total_items
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),
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)
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async def create_deal(self, request: CreateDealRequest) -> CreateDealResponse:
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deal_id = await self.repository.create(request.entity)
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deal = await self.repository.get_by_id(deal_id)
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return CreateDealResponse(
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entity=DealSchema.model_validate(deal),
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message="Сделка успешно создана",
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)
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async def update_deal(self, deal_id: int, request: UpdateDealRequest):
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deal = await self.repository.get_by_id(deal_id)
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if not deal:
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raise HTTPException(status_code=404, detail="Сделка не найдена")
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await self.repository.update(deal, request.entity)
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return UpdateDealResponse(message="Сделка успешно обновлена")
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async def delete_deal(self, deal_id: int) -> DeleteDealResponse:
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deal = await self.repository.get_by_id(deal_id)
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if not deal:
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raise HTTPException(status_code=404, detail="Сделка не найдена")
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await self.repository.delete(deal, True)
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return DeleteDealResponse(message="Сделка успешно удалена") |