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46 lines
1.8 KiB
Python
46 lines
1.8 KiB
Python
from datetime import datetime
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from sqlalchemy import DateTime, ForeignKey, Integer, String, func
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from backend.app.core.database import Base
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class PrintBatch(Base):
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"""Batch grouping for multiple queue items created from the same file."""
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__tablename__ = "print_batches"
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id: Mapped[int] = mapped_column(primary_key=True)
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name: Mapped[str] = mapped_column(String(255))
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# Source file (one of these)
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archive_id: Mapped[int | None] = mapped_column(ForeignKey("print_archives.id", ondelete="SET NULL"), nullable=True)
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library_file_id: Mapped[int | None] = mapped_column(
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ForeignKey("library_files.id", ondelete="SET NULL"), nullable=True
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)
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# Total requested quantity (for display — actual items may differ if cancelled)
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quantity: Mapped[int] = mapped_column(Integer, default=1)
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# Status: active, completed, cancelled
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status: Mapped[str] = mapped_column(String(20), default="active")
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# Timestamps
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created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
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# User tracking
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created_by_id: Mapped[int | None] = mapped_column(ForeignKey("users.id", ondelete="SET NULL"), nullable=True)
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# Relationships
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archive: Mapped["PrintArchive | None"] = relationship()
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library_file: Mapped["LibraryFile | None"] = relationship()
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created_by: Mapped["User | None"] = relationship()
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queue_items: Mapped[list["PrintQueueItem"]] = relationship(back_populates="batch")
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from backend.app.models.archive import PrintArchive # noqa: E402
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from backend.app.models.library import LibraryFile # noqa: E402
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from backend.app.models.print_queue import PrintQueueItem # noqa: E402
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from backend.app.models.user import User # noqa: E402
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