81 lines
3.9 KiB
Python
81 lines
3.9 KiB
Python
"""
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QRCode and QRCodeStyle Models for QR Attendance Management System
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================================================================
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QRCode models to manage QR code records and metadata with customization options.
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Extracted from app.py for better code organization.
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"""
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from datetime import datetime
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from . import base
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class QRCode(base.db.Model):
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"""
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Enhanced QR Code model to manage QR code records and metadata with address coordinates
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"""
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__tablename__ = 'qr_codes'
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id = base.db.Column(base.db.Integer, primary_key=True)
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name = base.db.Column(base.db.String(100), nullable=False)
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location = base.db.Column(base.db.String(100), nullable=False)
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location_address = base.db.Column(base.db.Text, nullable=False)
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location_event = base.db.Column(base.db.String(200), nullable=False)
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qr_code_image = base.db.Column(base.db.Text, nullable=False) # Base64 encoded image
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created_by = base.db.Column(base.db.Integer, base.db.ForeignKey('users.id'), nullable=True)
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created_date = base.db.Column(base.db.DateTime, default=datetime.utcnow)
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active_status = base.db.Column(base.db.Boolean, default=True)
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qr_url = base.db.Column(base.db.String(255), unique=True, nullable=True)
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# Address Coordinates Fields
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address_latitude = base.db.Column(base.db.Float, nullable=True)
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address_longitude = base.db.Column(base.db.Float, nullable=True)
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coordinate_accuracy = base.db.Column(base.db.String(50), nullable=True, default='geocoded')
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coordinates_updated_date = base.db.Column(base.db.DateTime, nullable=True)
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project_id = base.db.Column(base.db.Integer, base.db.ForeignKey('projects.id'), nullable=True)
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# QR Code Customization fields
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fill_color = base.db.Column(base.db.String(7), default="#000000") # Hex color
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back_color = base.db.Column(base.db.String(7), default="#FFFFFF") # Background color
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box_size = base.db.Column(base.db.Integer, default=10)
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border = base.db.Column(base.db.Integer, default=4)
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error_correction = base.db.Column(base.db.String(1), default='L')
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style_id = base.db.Column(base.db.Integer, base.db.ForeignKey('qr_code_styles.id'), nullable=True)
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# Relationship to style
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style = base.db.relationship('QRCodeStyle', backref='qr_codes')
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@property
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def has_coordinates(self):
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"""Check if this QR code has address coordinates"""
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return self.address_latitude is not None and self.address_longitude is not None
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@property
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def coordinates_display(self):
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"""Get formatted coordinates for display"""
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if self.has_coordinates:
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return f"{self.address_latitude:.10f}, {self.address_longitude:.10f}"
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return "Coordinates not available"
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def update_coordinates(self, latitude, longitude, accuracy='geocoded'):
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"""Update the address coordinates for this QR code"""
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self.address_latitude = latitude
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self.address_longitude = longitude
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self.coordinate_accuracy = accuracy
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self.coordinates_updated_date = datetime.utcnow()
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class QRCodeStyle(base.db.Model):
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"""QR Code customization styles"""
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__tablename__ = 'qr_code_styles'
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id = base.db.Column(base.db.Integer, primary_key=True)
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name = base.db.Column(base.db.String(100), nullable=False) # Style name
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fill_color = base.db.Column(base.db.String(7), default="#000000") # Hex color for QR modules
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back_color = base.db.Column(base.db.String(7), default="#FFFFFF") # Hex color for background
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box_size = base.db.Column(base.db.Integer, default=10) # Size of each QR module
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border = base.db.Column(base.db.Integer, default=4) # Border size
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error_correction = base.db.Column(base.db.String(1), default='L') # L, M, Q, H
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is_default = base.db.Column(base.db.Boolean, default=False)
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created_at = base.db.Column(base.db.DateTime, default=datetime.utcnow)
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created_by = base.db.Column(base.db.Integer, base.db.ForeignKey('users.id'))
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def __repr__(self):
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return f'<QRCodeStyle {self.name}>' |