38 lines
1.5 KiB
Python
38 lines
1.5 KiB
Python
from datetime import datetime
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from app.extensions import db
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class Assignment(db.Model):
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"""Records the assignment of an asset to a user.
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Every assignment (including past ones) is kept permanently so that
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asset history is preserved even after a user record is masked.
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"""
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__tablename__ = 'assignments'
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id = db.Column(db.Integer, primary_key=True)
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asset_id = db.Column(db.Integer, db.ForeignKey('assets.id'), nullable=False)
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user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
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assigned_date = db.Column(db.Date, nullable=False, default=datetime.utcnow)
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returned_date = db.Column(db.Date, nullable=True)
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assigned_by_id = db.Column(db.Integer, db.ForeignKey('admin_users.id'), nullable=True)
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returned_by_id = db.Column(db.Integer, db.ForeignKey('admin_users.id'), nullable=True)
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notes = db.Column(db.Text, nullable=True)
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is_active = db.Column(db.Boolean, default=True, nullable=False)
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created_at = db.Column(db.DateTime, default=datetime.utcnow)
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updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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assigned_by = db.relationship('AdminUser', foreign_keys=[assigned_by_id])
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returned_by = db.relationship('AdminUser', foreign_keys=[returned_by_id])
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# Paperwork linked to this assignment
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paperwork_docs = db.relationship('Paperwork', backref='assignment', lazy='dynamic')
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def __repr__(self):
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return f'<Assignment asset={self.asset_id} user={self.user_id} active={self.is_active}>'
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