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24 lines
1.1 KiB
Python
24 lines
1.1 KiB
Python
from datetime import datetime
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from sqlalchemy import DateTime, Float, ForeignKey, Integer, String, 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 SpoolUsageHistory(Base):
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"""Record of filament consumption for a spool during a print."""
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__tablename__ = "spool_usage_history"
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id: Mapped[int] = mapped_column(primary_key=True)
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spool_id: Mapped[int] = mapped_column(ForeignKey("spool.id", ondelete="CASCADE"))
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printer_id: Mapped[int | None] = mapped_column(ForeignKey("printers.id", ondelete="SET NULL"))
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print_name: Mapped[str | None] = mapped_column(String(500))
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archive_id: Mapped[int | None] = mapped_column(ForeignKey("print_archives.id"), nullable=True)
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weight_used: Mapped[float] = mapped_column(Float, default=0)
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percent_used: Mapped[int] = mapped_column(Integer, default=0)
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status: Mapped[str] = mapped_column(String(20), default="completed") # completed/failed/aborted
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cost: Mapped[float | None] = mapped_column(Float) # Calculated cost for this usage event
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created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
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