system-pri/backend/app/examination_schedule/models.py

46 lines
2.0 KiB
Python

from ..dependencies import db
from ..base.models import Base
class ExaminationSchedule(Base):
__tablename__ = 'examination_schedules'
title = db.Column(db.String(100), unique=True, nullable=False)
duration_time = db.Column(db.Integer, nullable=False) # in minutes
start_date_for_enrollment_students = db.Column(db.DateTime)
end_date_for_enrollment_students = db.Column(db.DateTime)
start_date = db.Column(db.DateTime, nullable=False)
end_date = db.Column(db.DateTime, nullable=False)
year_group_id = db.Column(db.Integer, db.ForeignKey('year_groups.id'), nullable=False)
year_group = db.relationship('YearGroup', backref='examination_schedules')
committee = db.Table(
"committees",
db.Column("term_of_defence_id", db.ForeignKey("term_of_defences.id")),
db.Column("project_supervisor_id", db.ForeignKey("project_supervisors.id")),
)
class TermOfDefence(Base):
__tablename__ = 'term_of_defences'
start_date = db.Column(db.DateTime, nullable=False)
end_date = db.Column(db.DateTime, nullable=False)
examination_schedule_id = db.Column(db.Integer, db.ForeignKey('examination_schedules.id'))
examination_schedule = db.relationship('ExaminationSchedule', backref='term_of_defences')
group_id = db.Column(db.Integer, db.ForeignKey('groups.id'))
group = db.relationship("Group", uselist=False, backref='term_of_defence')
members_of_committee = db.relationship("ProjectSupervisor", secondary=committee)
class TemporaryAvailability(Base):
__tablename__ = 'temporary_availabilities'
start_date = db.Column(db.DateTime, nullable=False)
end_date = db.Column(db.DateTime, nullable=False)
examination_schedule_id = db.Column(db.Integer, db.ForeignKey('examination_schedules.id'), nullable=False)
examination_schedule = db.relationship("ExaminationSchedule", backref='temporary_availabilities')
project_supervisor_id = db.Column(db.Integer, db.ForeignKey('project_supervisors.id'), nullable=False)
project_supervisor = db.relationship("ProjectSupervisor", backref='temporary_availabilities')