50 lines
2.0 KiB
Python
50 lines
2.0 KiB
Python
from typing import Iterable, Optional
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from sqlalchemy.ext.asyncio import AsyncSession
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from ..repositories.system_config_repository import SystemConfigRepository
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from ..models import SystemConfig
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from ..schemas.config import SystemConfigCreate, SystemConfigRead, SystemConfigUpdate
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class ConfigService:
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"""系统配置服务：提供 CRUD 接口，并负责转换 Pydantic 模型。"""
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def __init__(self, session: AsyncSession):
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self.session = session
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self.repo = SystemConfigRepository(session)
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async def list_configs(self) -> list[SystemConfigRead]:
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configs = await self.repo.list_all()
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return [SystemConfigRead.model_validate(cfg) for cfg in configs]
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async def get_config(self, key: str) -> Optional[SystemConfigRead]:
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config = await self.repo.get_by_key(key)
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return SystemConfigRead.model_validate(config) if config else None
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async def upsert_config(self, payload: SystemConfigCreate) -> SystemConfigRead:
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instance = await self.repo.get_by_key(payload.key)
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if instance:
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await self.repo.update_fields(instance, value=payload.value, description=payload.description)
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else:
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instance = SystemConfig(**payload.model_dump())
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await self.repo.add(instance)
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await self.session.commit()
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return SystemConfigRead.model_validate(instance)
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async def patch_config(self, key: str, payload: SystemConfigUpdate) -> Optional[SystemConfigRead]:
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instance = await self.repo.get_by_key(key)
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if not instance:
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return None
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await self.repo.update_fields(instance, **payload.model_dump(exclude_unset=True))
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await self.session.commit()
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return SystemConfigRead.model_validate(instance)
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async def remove_config(self, key: str) -> bool:
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instance = await self.repo.get_by_key(key)
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if not instance:
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return False
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await self.repo.delete(instance)
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await self.session.commit()
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return True
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