34 lines
1.3 KiB
Python
34 lines
1.3 KiB
Python
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import datetime
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from flask import abort
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from ..dependencies import db
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from ..examination_schedule.models import Enrollment, ExaminationSchedule, Committee
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def get_enrollment_by_enrollment_and_examination_schedule_ids(examination_schedule_id: int,
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enrollment_id: int) -> Enrollment:
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enrollment = db.session.query(Enrollment). \
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join(ExaminationSchedule, isouter=True).join(Committee, isouter=True). \
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filter(ExaminationSchedule.id == examination_schedule_id). \
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filter(Enrollment.id == enrollment_id). \
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first()
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if enrollment is None:
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abort(404, "Examination schedule doesn't exist!")
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return enrollment
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def check_the_project_supervisor_is_in_committee(enrollment_id: int, project_supervisor_id) -> bool:
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return db.session.query(
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Committee.query.join(Committee.members).filter(Committee.enrollment_id == enrollment_id).filter(
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Committee.members.any(id=project_supervisor_id)).exists()).scalar()
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def check_the_enrollments_has_just_started(start_date: datetime.datetime, action: str) -> None:
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now = datetime.datetime.utcnow()
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if start_date is not None and start_date.timestamp() < now.timestamp():
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abort(403, f"Forbidden! Enrollment has just started! You cannot {action} from the exam committees!")
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