40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
from sqlalchemy import Float, ForeignKey, String, UniqueConstraint
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from sqlalchemy.orm import Mapped, mapped_column
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from app.core.database import Base
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class ScopeInfo(Base):
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"""Scope-specific attributes for an AugmentedPart of PartType "Scope".
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One-to-one with AugmentedPart (unique augmented_part_id). Holds fields that
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have no home on AugmentedPart itself; populated by the scope xlsx importer.
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"""
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__tablename__ = "scope_infos"
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__table_args__ = (UniqueConstraint("augmented_part_id"),)
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id: Mapped[int] = mapped_column(primary_key=True)
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augmented_part_id: Mapped[int] = mapped_column(
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ForeignKey("augmented_parts.id", ondelete="CASCADE"), nullable=False
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)
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magnification_min: Mapped[float | None] = mapped_column(
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Float, nullable=True, default=None
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)
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magnification_max: Mapped[float | None] = mapped_column(
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Float, nullable=True, default=None
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)
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model_suffix: Mapped[str | None] = mapped_column(
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String, nullable=True, default=None
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)
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# The lens diameter is a descriptive attribute (the "50" in "3-18x50"), not a
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# connection dimension — it has no AttachmentPoint.
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objective_lens_diameter_mm: Mapped[float | None] = mapped_column(
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Float, nullable=True, default=None
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)
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# Kept as the raw string from the sheet (e.g. "0.75", "1/16") so no precision
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# or notation is lost; the parsed thread lives on its own AttachmentPoint.
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objective_thread_pitch: Mapped[str | None] = mapped_column(
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String, nullable=True, default=None
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)
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