93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
import uuid
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from datetime import datetime, timezone
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from sqlalchemy import DateTime, JSON, func
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlmodel import Field, SQLModel, select
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def _now() -> datetime:
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return datetime.now(timezone.utc)
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class SavedSearches(SQLModel, table=True):
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__tablename__ = "saved_searches"
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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user_id: uuid.UUID = Field(index=True, foreign_key="users.id")
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name: str
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entity: str
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filters: dict = Field(default_factory=dict, sa_type=JSON)
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created_at: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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updated_at: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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is_deleted: bool = Field(default=False)
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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | None:
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if record_id in (None, ""):
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return None
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try:
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return uuid.UUID(str(record_id))
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except ValueError:
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return None
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@classmethod
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async def get_by_id(cls, session: AsyncSession, record_id, *, user_id=None):
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uid = cls._as_uuid(record_id)
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if uid is None:
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return None
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statement = select(cls).where(cls.id == uid, cls.is_deleted == False) # noqa: E712
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if user_id is not None:
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statement = statement.where(cls.user_id == user_id)
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result = await session.execute(statement)
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return result.scalars().first()
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@classmethod
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async def fetch_saved_searches(
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cls, session: AsyncSession, *, user_id, entity: str | None = None
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):
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statement = select(cls).where(
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cls.user_id == user_id, cls.is_deleted == False # noqa: E712
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)
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if entity:
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statement = statement.where(cls.entity == entity)
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count_statement = select(func.count()).select_from(statement.subquery())
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total = (await session.execute(count_statement)).scalar_one()
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statement = statement.order_by(cls.created_at.desc())
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result = await session.execute(statement)
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return list(result.scalars().all()), total
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@classmethod
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async def insert_saved_search(cls, session: AsyncSession, fields: dict):
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row = cls(**fields)
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session.add(row)
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await session.commit()
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return await cls.get_by_id(session, row.id)
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@classmethod
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async def update_saved_search(cls, session: AsyncSession, record_id, fields: dict, *, user_id):
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row = await cls.get_by_id(session, record_id, user_id=user_id)
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if not row:
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return None
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for key, value in fields.items():
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setattr(row, key, value)
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row.updated_at = _now()
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session.add(row)
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await session.commit()
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await session.refresh(row)
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return row
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@classmethod
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async def soft_delete_saved_search(cls, session: AsyncSession, record_id, *, user_id):
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row = await cls.get_by_id(session, record_id, user_id=user_id)
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if not row:
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return None
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row.is_deleted = True
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row.updated_at = _now()
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session.add(row)
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await session.commit()
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return row
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import users.models as _users_models # noqa: E402, F401
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