66 lines
3.6 KiB
Python
66 lines
3.6 KiB
Python
from datetime import datetime
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from sqlalchemy import DateTime, Float, ForeignKey, Integer, String, Text
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from sqlalchemy.orm import Mapped, mapped_column
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from app.models.base import Base, TimestampMixin, SoftDeleteMixin
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class ChatGenerationTask(Base, TimestampMixin, SoftDeleteMixin):
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"""Project-independent AI chat/image/video generation task.
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This table is intentionally NOT linked to projects. It is used by the
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/generation-ai Celery pipeline so chat-style generation does not touch the
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legacy generation_records -> projects foreign-key chain.
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"""
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__tablename__ = "chat_generation_tasks"
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id: Mapped[str] = mapped_column(String(32), primary_key=True)
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user_id: Mapped[str] = mapped_column(
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String(32), ForeignKey("users.id", ondelete="CASCADE"), index=True, nullable=False
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)
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original_prompt: Mapped[str] = mapped_column(Text, nullable=False)
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optimized_prompt: Mapped[str | None] = mapped_column(Text, nullable=True)
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gen_type: Mapped[str] = mapped_column(String(16), default="video", index=True)
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duration: Mapped[int | None] = mapped_column(Integer, nullable=True)
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aspect_ratio: Mapped[str | None] = mapped_column(String(8), nullable=True)
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resolution: Mapped[str | None] = mapped_column(String(8), nullable=True)
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image_size: Mapped[str | None] = mapped_column(String(16), nullable=True)
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image_proportion: Mapped[str | None] = mapped_column(String(8), nullable=True)
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image_px: Mapped[str | None] = mapped_column(String(16), nullable=True)
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status: Mapped[str] = mapped_column(String(32), default="generating", index=True)
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pipeline_stage: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True)
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generation_mode: Mapped[str] = mapped_column(String(32), default="chatapi_async", index=True)
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media_references: Mapped[str | None] = mapped_column(Text, nullable=True)
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provider_task_id: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
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# Kept as alias-compatible storage for existing frontend/service naming.
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seedance_task_id: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
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remote_result_url: Mapped[str | None] = mapped_column(Text, nullable=True)
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image_url: Mapped[str | None] = mapped_column(String(512), nullable=True)
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video_url: Mapped[str | None] = mapped_column(String(512), nullable=True)
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video_cover_url: Mapped[str | None] = mapped_column(String(512), nullable=True)
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engine_id: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True)
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engine_snapshot_json: Mapped[str | None] = mapped_column(Text, nullable=True)
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provider_response_json: Mapped[str | None] = mapped_column(Text, nullable=True)
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credits_cost: Mapped[float] = mapped_column(Float, default=0.0)
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text_credits_cost: Mapped[float] = mapped_column(Float, default=0.0)
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text_tokens_used: Mapped[int] = mapped_column(Integer, default=0)
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video_tokens_used: Mapped[int] = mapped_column(Integer, default=0)
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image_tokens_used: Mapped[int] = mapped_column(Integer, default=0)
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retry_count: Mapped[int] = mapped_column(Integer, default=0)
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poll_count: Mapped[int] = mapped_column(Integer, default=0)
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last_poll_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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deadline_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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generated_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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error_message: Mapped[str | None] = mapped_column(Text, nullable=True)
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idempotency_key: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
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