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38 lines
1.4 KiB
Python
38 lines
1.4 KiB
Python
from datetime import datetime
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from sqlalchemy import String, Float, DateTime, func
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from sqlalchemy.orm import Mapped, mapped_column
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from backend.app.core.database import Base
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class Filament(Base):
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"""Filament type with cost information."""
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__tablename__ = "filaments"
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id: Mapped[int] = mapped_column(primary_key=True)
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name: Mapped[str] = mapped_column(String(100))
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type: Mapped[str] = mapped_column(String(50)) # PLA, PETG, ABS, etc.
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brand: Mapped[str | None] = mapped_column(String(100))
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color: Mapped[str | None] = mapped_column(String(50))
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color_hex: Mapped[str | None] = mapped_column(String(7)) # #RRGGBB
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# Cost information
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cost_per_kg: Mapped[float] = mapped_column(Float, default=25.0)
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spool_weight_g: Mapped[float] = mapped_column(Float, default=1000.0)
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currency: Mapped[str] = mapped_column(String(3), default="USD")
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# Properties
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density: Mapped[float | None] = mapped_column(Float) # g/cm³
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print_temp_min: Mapped[int | None] = mapped_column()
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print_temp_max: Mapped[int | None] = mapped_column()
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bed_temp_min: Mapped[int | None] = mapped_column()
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bed_temp_max: Mapped[int | None] = mapped_column()
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created_at: Mapped[datetime] = mapped_column(
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DateTime, server_default=func.now()
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime, server_default=func.now(), onupdate=func.now()
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)
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