geo/backend/app/repositories/citation_repository.py

85 lines
2.7 KiB
Python

import uuid
from typing import Optional
from sqlalchemy import select, func
from sqlalchemy.ext.asyncio import AsyncSession
from app.models.citation_record import CitationRecord
class CitationRepository:
def __init__(self, session: AsyncSession):
self.session = session
async def get_by_id(self, id: uuid.UUID) -> Optional[CitationRecord]:
result = await self.session.execute(
select(CitationRecord).where(CitationRecord.id == id)
)
return result.scalar_one_or_none()
async def list_by_query(
self, query_id: uuid.UUID, *, skip: int = 0, limit: int = 100
) -> list[CitationRecord]:
result = await self.session.execute(
select(CitationRecord)
.where(CitationRecord.query_id == query_id)
.order_by(CitationRecord.queried_at.desc())
.offset(skip)
.limit(limit)
)
return list(result.scalars().all())
async def count_by_query(self, query_id: uuid.UUID) -> int:
result = await self.session.execute(
select(func.count()).select_from(CitationRecord).where(
CitationRecord.query_id == query_id
)
)
return result.scalar_one()
async def get_by_query_and_platform(
self, query_id: uuid.UUID, platform: str
) -> Optional[CitationRecord]:
result = await self.session.execute(
select(CitationRecord).where(
CitationRecord.query_id == query_id,
CitationRecord.platform == platform,
)
)
return result.scalar_one_or_none()
async def count_cited_by_brand(self, brand_name: str) -> int:
result = await self.session.execute(
select(func.count())
.select_from(CitationRecord)
.join(CitationRecord.query)
.where(
CitationRecord.cited == True,
)
)
return result.scalar_one()
async def create(self, **kwargs) -> CitationRecord:
instance = CitationRecord(**kwargs)
self.session.add(instance)
await self.session.flush()
return instance
async def update(self, id: uuid.UUID, **kwargs) -> Optional[CitationRecord]:
instance = await self.get_by_id(id)
if instance is None:
return None
for key, value in kwargs.items():
if hasattr(instance, key):
setattr(instance, key, value)
await self.session.flush()
return instance
async def delete(self, id: uuid.UUID) -> bool:
instance = await self.get_by_id(id)
if instance is None:
return False
await self.session.delete(instance)
await self.session.flush()
return True