136 lines
4.3 KiB
Python
136 lines
4.3 KiB
Python
"""Printer plugin models - new Asset-based architecture."""
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from shopdb.api import db, BaseModel
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class PrinterType(BaseModel):
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"""
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Printer type classification.
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Examples: Laser, Inkjet, Label, MFP, Plotter, etc.
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"""
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__tablename__ = 'printertypes'
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printertypeid = db.Column(db.Integer, primary_key=True)
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printertype = db.Column(db.String(100), unique=True, nullable=False)
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description = db.Column(db.Text)
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icon = db.Column(db.String(50), comment='Icon name for UI')
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color = db.Column(db.String(20), comment='CSS color for UI/map markers')
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def __repr__(self):
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return f"<PrinterType {self.printertype}>"
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class Printer(BaseModel):
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"""
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Printer-specific extension data (new Asset architecture).
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Links to core Asset table via assetid.
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Stores printer-specific fields like type, Windows name, share name, etc.
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"""
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__tablename__ = 'printers'
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printerid = db.Column(db.Integer, primary_key=True)
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# Link to core asset
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assetid = db.Column(
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db.Integer,
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db.ForeignKey('assets.assetid', ondelete='CASCADE'),
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unique=True,
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nullable=False,
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index=True
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)
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# Printer classification
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printertypeid = db.Column(
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db.Integer,
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db.ForeignKey('printertypes.printertypeid'),
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nullable=True
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)
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# Vendor
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vendorid = db.Column(
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db.Integer,
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db.ForeignKey('vendors.vendorid'),
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nullable=True
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)
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modelnumberid = db.Column(
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db.Integer,
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db.ForeignKey('models.modelnumberid'),
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nullable=True
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)
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# Network identity
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hostname = db.Column(
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db.String(100),
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comment='Network hostname'
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)
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# Windows/Network naming
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windowsname = db.Column(
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db.String(255),
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comment='Windows printer name (e.g., \\\\server\\printer)'
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)
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sharename = db.Column(
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db.String(100),
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comment='CSF/share name'
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)
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# Installation
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iscsf = db.Column(db.Boolean, default=False, comment='Is CSF printer')
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installpath = db.Column(db.String(255), comment='Driver install path')
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# Printer PIN (for secure print)
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pin = db.Column(db.String(20))
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# Features
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iscolor = db.Column(db.Boolean, default=False, comment='Color capable')
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isduplex = db.Column(db.Boolean, default=False, comment='Duplex capable')
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isnetwork = db.Column(db.Boolean, default=True, comment='Network connected')
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# Relationships
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asset = db.relationship(
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'Asset',
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backref=db.backref('printer', uselist=False, lazy='joined')
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)
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printertype = db.relationship('PrinterType', backref='printers')
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vendor = db.relationship('Vendor', backref='printer_items')
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model = db.relationship('Model', backref='printer_items')
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__table_args__ = (
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db.Index('idx_printer_type', 'printertypeid'),
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db.Index('idx_printer_hostname', 'hostname'),
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db.Index('idx_printer_windowsname', 'windowsname'),
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)
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def __repr__(self):
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return f"<Printer {self.hostname or self.assetid}>"
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def to_dict(self):
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"""Convert to dictionary with related names."""
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result = super().to_dict()
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# Add related object names
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if self.printertype:
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result['printertypename'] = self.printertype.printertype
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if self.vendor:
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result['vendorname'] = self.vendor.vendor
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if self.model:
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result['modelname'] = self.model.modelnumber
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if self.model.imageurl:
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result['imageurl'] = self.model.imageurl
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# The catalog model already knows its maker, so an asset that has a
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# model but no vendor of its own is showing a blank the database can
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# fill. Flagged rather than merged silently: the edit form still has
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# an empty vendor box, and a page implying otherwise would be lying.
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if not self.vendor and self.model.vendor:
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result['vendorname'] = self.model.vendor.vendor
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result['vendorfrommodel'] = True
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# Exposed under its OWN name. modeltypes is the catalog-wide list
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# covering every kind of asset, so it is not interchangeable with
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# this asset's own type and must never be substituted for it.
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if self.model.modeltype:
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result['modeltypename'] = self.model.modeltype.modeltype
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return result
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