from typing import Any, List, Dict, TypeVar, Generic

from BACKEND.domain.dtos.base_dto import DtoBase, CreateDtoBase, UpdateDtoBase

# 定义泛型类型变量
GetSchemaType = TypeVar("GetSchemaType", bound=DtoBase)
CreateSchemaType = TypeVar("CreateSchemaType", bound=CreateDtoBase)
UpdateSchemaType = TypeVar("UpdateSchemaType", bound=UpdateDtoBase)


class ServiceBase(Generic[GetSchemaType, CreateSchemaType, UpdateSchemaType]):
    __abstract__ = True

    def __init__(self, store_class):
        self.store_class = store_class

    def get(self, id: int, include_deleted: bool = False) -> GetSchemaType:
        model = self.store_class.get(id, include_deleted)
        return model.from_model()

    def list(
        self,
        page: int = 1,
        page_size: int = 20,
        keyword: str = None,
        filters: List = None,
        order: str = None,
    ) -> Dict[str, Any]:
        return self.store_class.list(page, page_size, keyword, filters, order)

    def create(self, obj_in: CreateSchemaType) -> Any:
        return self.store_class.create(obj_in.model_dump())

    def update(self, obj_in: UpdateSchemaType) -> Any:
        return self.store_class.update(obj_in.model_dump())

    def delete(self, id: int) -> None:
        return self.store_class.delete(id)