56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
import math
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from models import Deal
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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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from services.mixins import *
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class DealService(
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ServiceCreateMixin[Deal, CreateDealRequest, DealSchema],
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ServiceUpdateMixin[Deal, UpdateDealRequest],
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ServiceDeleteMixin[Deal],
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):
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schema_class = DealSchema
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entity_deleted_msg = "Сделка успешно удалена"
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entity_updated_msg = "Сделка успешно обновлена"
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entity_created_msg = "Сделка успешно создана"
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def __init__(self, session: AsyncSession):
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self.repository = DealRepository(session)
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async def get_all(
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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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rows, 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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deals = [
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DealSchema(
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**deal.__dict__,
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products_quantity=products_quantity,
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total_price=total_price,
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)
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for deal, total_price, products_quantity in rows
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]
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return GetDealsResponse(
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items=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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