382 lines
14 KiB
Python
382 lines
14 KiB
Python
import uuid
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from datetime import datetime, timezone
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from typing import TYPE_CHECKING, List, Optional
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from sqlalchemy import JSON, DateTime, UniqueConstraint
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from sqlalchemy.exc import IntegrityError
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlmodel import Field, Relationship, SQLModel, select
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if TYPE_CHECKING:
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from inbox.models import Inbox
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from users.models import Users
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def _now() -> datetime:
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return datetime.now(timezone.utc)
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# Every datetime below is aware (see _now, and the API parses ISO input carrying
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# an offset), so each column is declared timestamptz. SQLModel maps a bare
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# `datetime` to TIMESTAMP WITHOUT TIME ZONE, and asyncpg refuses to bind an aware
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# value to one — "can't subtract offset-naive and offset-aware datetimes" — which
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# turns every insert here into a 500. Same pairing as job/job_post/models.py.
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class Candidates(SQLModel, table=True):
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"""One scored (or failed-to-score) CV against one job post.
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The dedupe key is (job_id, content_sha256), not the filename: inbox attachments
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are stored by basename so different candidates can collide on "resume.pdf", while
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identical bytes can arrive via both upload and email. Re-scoring the same bytes
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against the same job updates the existing row (fresh model output, updated_at
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bumped) instead of duplicating it. content_sha256 is NULL when the file bytes
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were never readable (missing on disk); NULLs never conflict in the unique index.
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"""
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__tablename__ = "candidates"
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__table_args__ = (UniqueConstraint("job_id", "content_sha256"),)
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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job_id: uuid.UUID = Field(foreign_key="job_posts.id", index=True)
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source: str = Field(default="upload") # "upload" | "inbox"
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inbox_message_id: uuid.UUID | None = Field(default=None, foreign_key="inbox_messages.id")
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filename: str
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file_path: str | None = Field(default=None) # decoded-attachment path (inbox only)
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content_sha256: str | None = Field(default=None, index=True)
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candidate_name: str | None = Field(default=None)
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job_title: str | None = Field(default=None)
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current_company: str | None = Field(default=None)
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years_experience: int | None = Field(default=None)
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match_score: int | None = Field(default=None) # None on failed rows
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matched_keywords: list[str] = Field(default_factory=list, sa_type=JSON)
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missing_keywords: list[str] = Field(default_factory=list, sa_type=JSON)
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summary_critique: str | None = Field(default=None)
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status: str # "completed" | "failed"
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error_code: str | None = Field(default=None)
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error_message: str | None = Field(default=None)
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model: str | None = Field(default=None) # which OPENAI_MODEL produced the score
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created_by: uuid.UUID = Field(foreign_key="users.id")
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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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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | 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_candidate_by_id(cls, session: AsyncSession, record_id: str):
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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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result = await session.execute(select(cls).where(cls.id == uid))
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return result.scalars().first()
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@classmethod
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async def get_candidates_by_job(cls, session: AsyncSession, job_id: str | None = None):
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"""Leaderboard order: completed by score desc, failures last, ties stable.
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job_id=None returns the whole pool across jobs (same ordering) for the
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frontend's unscoped Candidates/Talent Pool views.
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"""
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statement = select(cls)
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if job_id is not None:
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uid = cls._as_uuid(job_id)
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if uid is None:
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return []
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statement = statement.where(cls.job_id == uid)
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statement = statement.order_by(
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cls.status.asc(), # "completed" < "failed"
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cls.match_score.desc().nulls_last(),
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cls.created_at.asc(),
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)
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result = await session.execute(statement)
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return result.scalars().all()
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@classmethod
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async def upsert_candidate(cls, session: AsyncSession, fields: dict):
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existing = None
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sha = fields.get("content_sha256")
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if sha:
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result = await session.execute(
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select(cls).where(cls.job_id == fields["job_id"], cls.content_sha256 == sha)
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)
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existing = result.scalars().first()
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if existing is None:
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row = cls(**fields)
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session.add(row)
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try:
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await session.commit()
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except IntegrityError:
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# A concurrent request inserted the same (job_id, sha) first; take over
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# that row and update it instead.
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await session.rollback()
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result = await session.execute(
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select(cls).where(cls.job_id == fields["job_id"], cls.content_sha256 == sha)
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)
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existing = result.scalars().first()
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if existing is None:
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raise
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else:
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await session.refresh(row)
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return row
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for key, value in fields.items():
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setattr(existing, key, value)
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existing.updated_at = _now()
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session.add(existing)
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await session.commit()
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await session.refresh(existing)
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return existing
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class Interviews(SQLModel, table=True):
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__tablename__ = "interviews"
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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interview_date: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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interview_time: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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interview_type: str = Field(default="")
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interview_status: str = Field(default="")
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inbox_id: int | None = Field(default=None, foreign_key="inbox.id")
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inbox: Optional["Inbox"] = Relationship(
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back_populates="interviews",
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sa_relationship_kwargs={"lazy": "selectin"},
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)
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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | 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_interview_by_id(cls, session: AsyncSession, record_id):
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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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result = await session.execute(select(cls).where(cls.id == uid))
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return result.scalars().first()
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@classmethod
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async def get_interviews_by_inbox(cls, session: AsyncSession, inbox_id: int):
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result = await session.execute(
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select(cls).where(cls.inbox_id == inbox_id).order_by(cls.interview_date.desc())
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)
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return result.scalars().all()
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@classmethod
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async def insert_interview(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_interview_by_id(session, row.id)
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@classmethod
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async def update_interview(cls, session: AsyncSession, record_id, fields: dict):
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row = await cls.get_interview_by_id(session, record_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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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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class Notes(SQLModel, table=True):
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__tablename__ = "notes"
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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note: str = Field(default="")
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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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user_id: uuid.UUID | None = Field(default=None, foreign_key="users.id")
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created_by: uuid.UUID | None = Field(default=None, foreign_key="users.id")
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user: Optional["Users"] = Relationship(
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back_populates="notes",
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sa_relationship_kwargs={"lazy": "selectin", "foreign_keys": "[Notes.user_id]"},
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)
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author: Optional["Users"] = Relationship(
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back_populates="authored_notes",
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sa_relationship_kwargs={"lazy": "selectin", "foreign_keys": "[Notes.created_by]"},
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)
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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | 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_note_by_id(cls, session: AsyncSession, record_id):
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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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result = await session.execute(select(cls).where(cls.id == uid))
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return result.scalars().first()
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@classmethod
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async def get_notes_by_user(cls, session: AsyncSession, user_id):
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uid = cls._as_uuid(user_id)
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if uid is None:
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return []
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result = await session.execute(
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select(cls).where(cls.user_id == uid).order_by(cls.created_at.desc())
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)
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return result.scalars().all()
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@classmethod
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async def insert_note(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_note_by_id(session, row.id)
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@classmethod
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async def update_note(cls, session: AsyncSession, record_id, fields: dict):
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row = await cls.get_note_by_id(session, record_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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class Activity(SQLModel, table=True):
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__tablename__ = "activity"
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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activity_type: str = Field(default="")
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activity_date: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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activity_time: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
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activity_status: str = Field(default="")
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description: str | None = Field(default=None)
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inbox_id: int | None = Field(default=None, foreign_key="inbox.id")
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inbox: Optional["Inbox"] = Relationship(
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back_populates="activity",
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sa_relationship_kwargs={"lazy": "selectin"},
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)
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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | 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_activity_by_id(cls, session: AsyncSession, record_id):
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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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result = await session.execute(select(cls).where(cls.id == uid))
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return result.scalars().first()
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@classmethod
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async def get_activity_by_inbox(cls, session: AsyncSession, inbox_id: int):
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result = await session.execute(
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select(cls).where(cls.inbox_id == inbox_id).order_by(cls.activity_date.desc())
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)
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return result.scalars().all()
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@classmethod
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async def insert_activity(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_activity_by_id(session, row.id)
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@classmethod
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async def update_activity(cls, session: AsyncSession, record_id, fields: dict):
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row = await cls.get_activity_by_id(session, record_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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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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class Feedback(SQLModel, table=True):
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__tablename__ = "feedback"
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id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
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review: str = Field(default="")
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financial_status: str = Field(default="")
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score: float = Field(default=0.0)
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note: str | None = Field(default=None)
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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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reviewed_by: uuid.UUID | None = Field(default=None, foreign_key="users.id")
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inbox_id: int | None = Field(default=None, foreign_key="inbox.id")
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user: Optional["Users"] = Relationship(
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back_populates="feedback",
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sa_relationship_kwargs={"lazy": "selectin"},
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)
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inbox: Optional["Inbox"] = Relationship(
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back_populates="feedback",
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sa_relationship_kwargs={"lazy": "selectin"},
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)
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@staticmethod
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def _as_uuid(record_id) -> uuid.UUID | 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_feedback_by_id(cls, session: AsyncSession, record_id):
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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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result = await session.execute(select(cls).where(cls.id == uid))
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return result.scalars().first()
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@classmethod
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async def get_feedback_by_inbox(cls, session: AsyncSession, inbox_id: int):
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result = await session.execute(
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select(cls).where(cls.inbox_id == inbox_id).order_by(cls.created_at.desc())
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)
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return result.scalars().all()
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@classmethod
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async def insert_feedback(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_feedback_by_id(session, row.id)
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@classmethod
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async def update_feedback(cls, session: AsyncSession, record_id, fields: dict):
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row = await cls.get_feedback_by_id(session, record_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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import users.models as _users_models # noqa: E402, F401
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