68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
import uuid
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from datetime import datetime
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from sqlalchemy import String, Integer, Float, DateTime, ForeignKey, Index, func
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from sqlalchemy import Uuid
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from sqlalchemy.orm import Mapped, mapped_column
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from app.database import Base, JSONType
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class UsageRecord(Base):
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__tablename__ = "usage_records"
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id: Mapped[uuid.UUID] = mapped_column(
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Uuid(as_uuid=True),
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primary_key=True,
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default=uuid.uuid4,
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)
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user_id: Mapped[uuid.UUID] = mapped_column(
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Uuid(as_uuid=True),
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nullable=False,
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index=True,
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)
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brand_id: Mapped[uuid.UUID | None] = mapped_column(
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Uuid(as_uuid=True),
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ForeignKey("brands.id", ondelete="SET NULL"),
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nullable=True,
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)
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engine_type: Mapped[str] = mapped_column(
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String(20),
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nullable=False,
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)
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query: Mapped[str] = mapped_column(
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String(500),
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nullable=False,
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)
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input_tokens: Mapped[int] = mapped_column(
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Integer,
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default=0,
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)
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output_tokens: Mapped[int] = mapped_column(
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Integer,
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default=0,
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)
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cost: Mapped[float] = mapped_column(
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Float,
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default=0.0,
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)
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extra_data: Mapped[dict] = mapped_column(
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JSONType,
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default=dict,
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)
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timestamp: Mapped[datetime] = mapped_column(
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DateTime,
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default=func.now(),
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index=True,
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)
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created_at: Mapped[datetime] = mapped_column(
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server_default=func.now(),
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nullable=False,
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)
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__table_args__ = (
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Index("idx_usage_records_user_engine", "user_id", "engine_type"),
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Index("idx_usage_records_user_timestamp", "user_id", "timestamp"),
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Index("idx_usage_records_engine_timestamp", "engine_type", "timestamp"),
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)
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