69 lines
3.0 KiB
Python
69 lines
3.0 KiB
Python
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from datetime import datetime
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from decimal import Decimal
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from sqlalchemy import Boolean, DateTime, ForeignKey, Index, Integer, JSON, Numeric, String, UniqueConstraint, func
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.models.base import Base, TimestampMixin, UUIDMixin
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class Experiment(Base, UUIDMixin, TimestampMixin):
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__tablename__ = "experiments"
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experiment_key: Mapped[str] = mapped_column(String(64), nullable=False, unique=True, index=True)
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cookie_name: Mapped[str] = mapped_column(String(96), nullable=False, unique=True)
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name: Mapped[str] = mapped_column(String(120), nullable=False)
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description: Mapped[str | None] = mapped_column(String(512), nullable=True)
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enabled: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True, index=True)
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eligible_routes: Mapped[list[str]] = mapped_column(JSON, nullable=False, default=list)
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variants: Mapped[list["ExperimentVariant"]] = relationship(
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back_populates="experiment",
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cascade="all, delete-orphan",
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passive_deletes=True,
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order_by="ExperimentVariant.variant_key",
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)
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class ExperimentVariant(Base, UUIDMixin, TimestampMixin):
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__tablename__ = "experiment_variants"
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__table_args__ = (
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UniqueConstraint("experiment_id", "variant_key", name="uq_experiment_variants_experiment_variant"),
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)
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experiment_id: Mapped[str] = mapped_column(
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ForeignKey("experiments.id", ondelete="CASCADE"),
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nullable=False,
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index=True,
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)
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variant_key: Mapped[str] = mapped_column(String(64), nullable=False)
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label: Mapped[str] = mapped_column(String(120), nullable=False)
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allocation: Mapped[int] = mapped_column(Integer, nullable=False)
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is_control: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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experiment: Mapped[Experiment] = relationship(back_populates="variants")
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class ExperimentEvent(Base, UUIDMixin):
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__tablename__ = "experiment_events"
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__table_args__ = (
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Index("ix_experiment_events_experiment_variant_created_at", "experiment_key", "variant_key", "created_at"),
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Index("ix_experiment_events_session_created_at", "session_id", "created_at"),
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)
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experiment_key: Mapped[str] = mapped_column(String(64), nullable=False, index=True)
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variant_key: Mapped[str] = mapped_column(String(64), nullable=False, index=True)
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session_id: Mapped[str] = mapped_column(String(128), nullable=False, index=True)
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user_id: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
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path: Mapped[str] = mapped_column(String(255), nullable=False, index=True)
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event_type: Mapped[str] = mapped_column(String(64), nullable=False, index=True)
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conversion_value: Mapped[Decimal | None] = mapped_column(Numeric(12, 2), nullable=True)
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metadata_: Mapped[dict | None] = mapped_column("metadata", JSON, nullable=True)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True),
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nullable=False,
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index=True,
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default=datetime.utcnow,
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server_default=func.now(),
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)
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