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from datetime import datetime, timezone
from typing import Optional
from psycopg import sql
from pydantic import NonNegativeInt
from jb.managers import PostgresManager
from jb.models.assignment import AssignmentStub, Assignment
from jb.models.definitions import AssignmentStatus
class AssignmentManager(PostgresManager):
def create_stub(self, stub: AssignmentStub) -> None:
assert stub.id is None
data = stub.to_postgres()
query = sql.SQL(
"""
INSERT INTO mtwerk_assignment
(amt_assignment_id, amt_worker_id, status, created_at, modified_at, hit_id)
VALUES
(%(amt_assignment_id)s, %(amt_worker_id)s, %(status)s,
%(created_at)s, %(modified_at)s, %(hit_id)s)
RETURNING id;
"""
)
with self.pg_config.make_connection() as conn:
with conn.cursor() as c:
c.execute(query, data)
pk = c.fetchone()["id"]
conn.commit()
stub.id = pk
return None
def create(self, assignment: Assignment) -> None:
# Typically this is NOT used (we'd create the stub when HIT is
# accepted, then update it once the assignment is submitted), however
# there may be cases where an assignment is submitted and the stub
# was never created (probably due to error/downtime/baddie).
assert assignment.id is None
data = assignment.to_postgres()
query = sql.SQL(
"""
INSERT INTO mtwerk_assignment
(amt_assignment_id, amt_worker_id, status,
created_at, modified_at, hit_id,
auto_approval_time, accept_time, submit_time,
approval_time, rejection_time, requester_feedback,
tsid)
VALUES
(%(amt_assignment_id)s, %(amt_worker_id)s, %(status)s,
%(created_at)s, %(modified_at)s, %(hit_id)s,
%(auto_approval_time)s, %(accept_time)s, %(submit_time)s,
%(approval_time)s, %(rejection_time)s, %(requester_feedback)s,
%(tsid)s)
RETURNING id;
"""
)
with self.pg_config.make_connection() as conn:
with conn.cursor() as c:
c.execute(query, data)
pk = c.fetchone()["id"]
conn.commit()
assignment.id = pk
return None
def get_stub(self, amt_assignment_id: str) -> AssignmentStub:
res = self.pg_config.execute_sql_query(
"""
SELECT ma.id, ma.hit_id,
ma.amt_assignment_id, ma.amt_worker_id,
ma.status, ma.created_at, ma.modified_at,
mh.amt_hit_id
FROM mtwerk_assignment ma
JOIN mtwerk_hit mh ON ma.hit_id = mh.id
WHERE amt_assignment_id = %(amt_assignment_id)s
LIMIT 1;
""",
params={"amt_assignment_id": amt_assignment_id},
)
assert len(res) == 1
return AssignmentStub.model_validate(res[0])
def get_stub_if_exists(self, amt_assignment_id: str) -> Optional[AssignmentStub]:
try:
return self.get_stub(amt_assignment_id=amt_assignment_id)
except AssertionError:
return None
def get(self, amt_assignment_id: str) -> Assignment:
res = self.pg_config.execute_sql_query(
query="""
SELECT mh.amt_hit_id, ma.id, ma.amt_assignment_id,
ma.amt_worker_id, ma.status, ma.auto_approval_time,
ma.accept_time, ma.submit_time, ma.approval_time,
ma.rejection_time, ma.requester_feedback,
ma.created_at, ma.modified_at, ma.tsid, ma.hit_id
FROM mtwerk_assignment ma
JOIN mtwerk_hit mh ON ma.hit_id = mh.id
WHERE amt_assignment_id = %(amt_assignment_id)s
LIMIT 1;
""",
params={"amt_assignment_id": amt_assignment_id},
)
assert len(res) == 1
return Assignment.model_validate(res[0])
def update_answer(self, assignment: Assignment) -> None:
# We're assuming a stub already exists
# The assignment was submitted, but we haven't made a decision yet
now = datetime.now(tz=timezone.utc)
data = {
"status": assignment.status.value,
"submit_time": assignment.submit_time,
"auto_approval_time": assignment.auto_approval_time,
"tsid": assignment.tsid,
"amt_assignment_id": assignment.amt_assignment_id,
"modified_at": now,
}
query = sql.SQL(
"""
UPDATE mtwerk_assignment
SET submit_time = %(submit_time)s,
auto_approval_time = %(auto_approval_time)s,
status = %(status)s,
tsid = %(tsid)s,
modified_at = %(modified_at)s
WHERE amt_assignment_id = %(amt_assignment_id)s
"""
)
# We force this to fail if the assignment doesn't already exist in the db
with self.pg_config.make_connection() as conn:
with conn.cursor() as c:
c.execute(query, data)
assert c.rowcount == 1, f"Expected 1 row, got {c.rowcount}"
conn.commit()
return None
def reject(self, assignment: Assignment) -> None:
assert assignment.status == AssignmentStatus.Rejected
assert assignment.rejection_time is not None
assert assignment.approval_time is None
assert assignment.requester_feedback is not None
now = datetime.now(tz=timezone.utc)
data = {
"status": assignment.status.value,
"submit_time": assignment.submit_time,
"rejection_time": assignment.rejection_time,
"requester_feedback": assignment.requester_feedback,
"amt_assignment_id": assignment.amt_assignment_id,
"auto_approval_time": assignment.auto_approval_time,
"accept_time": assignment.accept_time,
"modified_at": now,
}
query = sql.SQL(
"""
UPDATE mtwerk_assignment
SET submit_time = %(submit_time)s,
rejection_time = %(rejection_time)s,
status = %(status)s,
requester_feedback = %(requester_feedback)s,
auto_approval_time = %(auto_approval_time)s,
accept_time = %(accept_time)s,
modified_at = %(modified_at)s
WHERE amt_assignment_id = %(amt_assignment_id)s
"""
)
# We force this to fail if the assignment doesn't already exist in the db
with self.pg_config.make_connection() as conn:
with conn.cursor() as c:
c.execute(query, data)
assert c.rowcount == 1, f"Expected 1 row, got {c.rowcount}"
conn.commit()
return None
def approve(self, assignment: Assignment) -> None:
assert assignment.status == AssignmentStatus.Approved
assert assignment.rejection_time is None
assert assignment.approval_time is not None
assert assignment.requester_feedback is not None
now = datetime.now(tz=timezone.utc)
data = {
"status": assignment.status.value,
"submit_time": assignment.submit_time,
"approval_time": assignment.approval_time,
"requester_feedback": assignment.requester_feedback,
"amt_assignment_id": assignment.amt_assignment_id,
"auto_approval_time": assignment.auto_approval_time,
"accept_time": assignment.accept_time,
"modified_at": now,
}
query = sql.SQL(
"""
UPDATE mtwerk_assignment
SET submit_time = %(submit_time)s,
approval_time = %(approval_time)s,
status = %(status)s,
requester_feedback = %(requester_feedback)s,
auto_approval_time = %(auto_approval_time)s,
accept_time = %(accept_time)s,
modified_at = %(modified_at)s
WHERE amt_assignment_id = %(amt_assignment_id)s
"""
)
# We force this to fail if the assignment doesn't already exist in the db
with self.pg_config.make_connection() as conn:
with conn.cursor() as c:
c.execute(query, data)
assert c.rowcount == 1, f"Expected 1 row, got {c.rowcount}"
conn.commit()
return None
def missing_tsid_count(
self, amt_worker_id: str, lookback_hrs: int = 24
) -> NonNegativeInt:
"""
Look at this user's previous N hrs of submitted assignments.
Count how many assignments they have submitted without a tsid.
"""
res = self.pg_config.execute_sql_query(
query="""
SELECT COUNT(1) AS c
FROM mtwerk_assignment
WHERE amt_worker_id = %(amt_worker_id)s
AND submit_time > NOW() - (%(lookback_interval)s)::interval
AND tsid IS NULL;
""",
params={
"amt_worker_id": amt_worker_id,
"lookback_interval": f"{lookback_hrs} hour",
},
)
return int(res[0]["c"])
def rejected_count(
self, amt_worker_id: str, lookback_hrs: int = 24
) -> NonNegativeInt:
"""
Look at this user's previous N hrs of submitted assignments.
Count how many rejected assignments they have.
"""
res = self.pg_config.execute_sql_query(
query="""
SELECT COUNT(1) AS c
FROM mtwerk_assignment
WHERE amt_worker_id = %(amt_worker_id)s
AND submit_time > NOW() - (%(lookback_interval)s)::interval
AND status = %(status)s;
""",
params={
"amt_worker_id": amt_worker_id,
"lookback_interval": f"{lookback_hrs} hour",
"status": AssignmentStatus.Rejected.value,
},
)
return int(res[0]["c"])
|
