Cheng Zhou
28 lines
1.5 KiB
Python
28 lines
1.5 KiB
Python
import uuid
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from datetime import datetime
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from sqlalchemy import Boolean, DateTime, ForeignKey, Integer, String, func
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.orm import Mapped, mapped_column
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from app.db.base_class import Base
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class Study(Base):
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__tablename__ = "studies"
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id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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code: Mapped[str] = mapped_column(String(50), unique=True, nullable=False, index=True)
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name: Mapped[str] = mapped_column(String(200), nullable=False)
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sponsor: Mapped[str | None] = mapped_column(String(200), nullable=True)
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protocol_no: Mapped[str | None] = mapped_column(String(100), nullable=True)
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phase: Mapped[str | None] = mapped_column(String(50), nullable=True)
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status: Mapped[str] = mapped_column(String(20), nullable=False, default="DRAFT")
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is_locked: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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visit_interval_days: Mapped[int | None] = mapped_column(Integer, nullable=True)
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visit_total: Mapped[int | None] = mapped_column(Integer, nullable=True)
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visit_window_start_offset: Mapped[int | None] = mapped_column(Integer, nullable=True)
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visit_window_end_offset: Mapped[int | None] = mapped_column(Integer, nullable=True)
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created_by: Mapped[uuid.UUID | None] = mapped_column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=True)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, server_default=func.now())
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