HR-ATS-Portal/backend/assessments/models.py

145 lines
5.3 KiB
Python

import uuid
from datetime import datetime, timezone
from sqlalchemy import DateTime, JSON, func
from sqlalchemy.ext.asyncio import AsyncSession
from sqlmodel import Field, SQLModel, select
def _now() -> datetime:
return datetime.now(timezone.utc)
class Assessments(SQLModel, table=True):
__tablename__ = "assessments"
id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
inbox_id: int | None = Field(default=None, index=True, foreign_key="inbox.id")
manual_upload_candidate_id: uuid.UUID | None = Field(
default=None, index=True, foreign_key="manual_upload_candidate.id"
)
job_post_id: uuid.UUID | None = Field(default=None, foreign_key="job_posts.id")
assessment_type: str
assessment_status: str = Field(default="pending")
score: int | None = Field(default=None)
section_scores: list | None = Field(default=None, sa_type=JSON)
duration_minutes: int | None = Field(default=None)
assigned_at: datetime | None = Field(default=None, sa_type=DateTime(timezone=True))
due_at: datetime | None = Field(default=None, sa_type=DateTime(timezone=True))
completed_at: datetime | None = Field(default=None, sa_type=DateTime(timezone=True))
reminded_at: datetime | None = Field(default=None, sa_type=DateTime(timezone=True))
created_by: uuid.UUID = Field(foreign_key="users.id")
created_at: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
updated_at: datetime = Field(default_factory=_now, sa_type=DateTime(timezone=True))
is_deleted: bool = Field(default=False)
@staticmethod
def _as_uuid(record_id) -> uuid.UUID | None:
if record_id in (None, ""):
return None
try:
return uuid.UUID(str(record_id))
except ValueError:
return None
@classmethod
async def get_assessment_by_id(cls, session: AsyncSession, record_id):
uid = cls._as_uuid(record_id)
if uid is None:
return None
result = await session.execute(
select(cls).where(cls.id == uid, cls.is_deleted == False) # noqa: E712
)
return result.scalars().first()
@classmethod
async def fetch_assessments(
cls,
session: AsyncSession,
*,
assessment_id=None,
inbox_id=None,
manual_upload_candidate_id=None,
job_post_id=None,
assessment_status=None,
top: int | None = None,
skip: int = 0,
):
if assessment_id:
row = await cls.get_assessment_by_id(session, assessment_id)
if row is None:
return [], 0
return [row], 1
statement = select(cls).where(cls.is_deleted == False) # noqa: E712
if inbox_id is not None:
statement = statement.where(cls.inbox_id == int(inbox_id))
if manual_upload_candidate_id is not None:
uid = cls._as_uuid(manual_upload_candidate_id)
if uid is None:
return [], 0
statement = statement.where(cls.manual_upload_candidate_id == uid)
if job_post_id is not None:
uid = cls._as_uuid(job_post_id)
if uid is None:
return [], 0
statement = statement.where(cls.job_post_id == uid)
if assessment_status:
statement = statement.where(cls.assessment_status == assessment_status)
count_statement = select(func.count()).select_from(statement.subquery())
total = (await session.execute(count_statement)).scalar_one()
statement = statement.order_by(cls.created_at.desc())
if skip:
statement = statement.offset(skip)
if top is not None:
statement = statement.limit(top)
result = await session.execute(statement)
return list(result.scalars().all()), total
@classmethod
async def count_by_status(cls, session: AsyncSession):
statement = (
select(cls.assessment_status, func.count())
.where(cls.is_deleted == False) # noqa: E712
.group_by(cls.assessment_status)
)
result = await session.execute(statement)
counts = {}
for status, n in result.all():
counts[status] = int(n or 0)
return counts
@classmethod
async def insert_assessment(cls, session: AsyncSession, fields: dict):
row = cls(**fields)
session.add(row)
await session.commit()
return await cls.get_assessment_by_id(session, row.id)
@classmethod
async def update_assessment(cls, session: AsyncSession, record_id, fields: dict):
row = await cls.get_assessment_by_id(session, record_id)
if not row:
return None
for key, value in fields.items():
setattr(row, key, value)
row.updated_at = _now()
session.add(row)
await session.commit()
await session.refresh(row)
return row
@classmethod
async def soft_delete_assessment(cls, session: AsyncSession, record_id):
row = await cls.get_assessment_by_id(session, record_id)
if not row:
return None
row.is_deleted = True
row.updated_at = _now()
session.add(row)
await session.commit()
return row
import users.models as _users_models # noqa: E402, F401