64 lines
1.7 KiB
Python
64 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Models for lecture recorder
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"""
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import json
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from sqlalchemy import MetaData, CheckConstraint
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from backend import db, app, login_manager
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import re
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from sqlalchemy import or_
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from datetime import datetime, timedelta
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from backend.models.recorder_model import Recorder
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metadata = MetaData()
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class Room(db.Model):
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id = db.Column(db.Integer, autoincrement=True, primary_key=True)
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created_at = db.Column(db.DateTime, nullable=False, default=datetime.utcnow())
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name = db.Column(db.Unicode(127), unique=True, nullable=False)
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alternate_name = db.Column(db.Unicode(127), unique=True, nullable=True, default=None)
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comment = db.Column(db.Unicode(2047), unique=False, nullable=True, default="")
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number = db.Column(db.Unicode(63), unique=True, nullable=True)
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recorder = db.relationship('Recorder', uselist=False, back_populates='room') # one-to-one relation (uselist=False)
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__table_args__ = (
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CheckConstraint('length(name) > 2',
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name='name_min_length'),
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)
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def __init__(self, **kwargs):
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super(Room, self).__init__(**kwargs)
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@staticmethod
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def get_by_name(name):
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"""
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Find group by name
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:param name:
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:return:
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"""
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return Room.query.filter(Room.name == name).first()
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@staticmethod
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def get_all():
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"""
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Return all groups
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:return:
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"""
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return Room.query.all()
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def __str__(self):
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return self.name
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def to_dict(self):
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return dict(id=self.id, name=self.name)
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def toJSON(self):
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return json.dumps(self.to_dict(), default=lambda o: o.__dict__,
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sort_keys=True, indent=4)
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