agatha
8bf6ef443a
Implements all 88 tasks for the Reaction Image Board (specs/001-reaction-image-board): - docker-compose.yml: postgres, minio, minio-init, api, ui services with healthchecks - api/: FastAPI app with SQLAlchemy 2.x async, Alembic migrations, S3/MinIO storage, full integration + unit test suite (pytest + pytest-asyncio) - ui/: Angular 19 standalone app (Library, Upload, Detail, NotFound components) - .env.example: all required environment variables - .gitignore: Python, Node, Docker, IDE, .env patterns Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
62 lines
2.4 KiB
Python
62 lines
2.4 KiB
Python
import uuid
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from datetime import datetime, timezone
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from sqlalchemy import String, Integer, BigInteger, DateTime, ForeignKey, UniqueConstraint, Index
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.database import Base
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def _utcnow() -> datetime:
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return datetime.now(timezone.utc)
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class Image(Base):
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__tablename__ = "images"
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id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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hash: Mapped[str] = mapped_column(String(64), unique=True, nullable=False, index=True)
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filename: Mapped[str] = mapped_column(String, nullable=False)
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mime_type: Mapped[str] = mapped_column(String(20), nullable=False)
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size_bytes: Mapped[int] = mapped_column(BigInteger, nullable=False)
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width: Mapped[int] = mapped_column(Integer, nullable=False)
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height: Mapped[int] = mapped_column(Integer, nullable=False)
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storage_key: Mapped[str] = mapped_column(String(64), nullable=False)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow, nullable=False)
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image_tags: Mapped[list["ImageTag"]] = relationship(back_populates="image", cascade="all, delete-orphan")
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@property
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def tags(self) -> list[str]:
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return [it.tag.name for it in self.image_tags if it.tag]
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class Tag(Base):
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__tablename__ = "tags"
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id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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name: Mapped[str] = mapped_column(String(64), unique=True, nullable=False, index=True)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow, nullable=False)
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image_tags: Mapped[list["ImageTag"]] = relationship(back_populates="tag")
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class ImageTag(Base):
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__tablename__ = "image_tags"
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__table_args__ = (
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UniqueConstraint("image_id", "tag_id", name="uq_image_tag"),
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Index("ix_image_tags_image_id", "image_id"),
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Index("ix_image_tags_tag_id", "tag_id"),
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)
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image_id: Mapped[uuid.UUID] = mapped_column(
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UUID(as_uuid=True), ForeignKey("images.id", ondelete="CASCADE"), primary_key=True
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)
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tag_id: Mapped[uuid.UUID] = mapped_column(
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UUID(as_uuid=True), ForeignKey("tags.id", ondelete="RESTRICT"), primary_key=True
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)
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image: Mapped["Image"] = relationship(back_populates="image_tags")
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tag: Mapped["Tag"] = relationship(back_populates="image_tags")
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