dat972
bc2203524f
Python/FastAPI backend with PostgreSQL for collecting Reddit data via public .json endpoints. React/Vite dashboard for analytics. Docker Compose setup with API and worker services connecting to shared PostgreSQL. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
43 lines
2.1 KiB
Python
43 lines
2.1 KiB
Python
from datetime import datetime, timezone
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from sqlalchemy import String, Boolean, Integer, Float, DateTime, ForeignKey, Index
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from backend.models.base import Base
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class Post(Base):
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__tablename__ = "posts"
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__table_args__ = (
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Index("ix_posts_subreddit_created", "subreddit_id", "created_utc"),
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)
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id: Mapped[int] = mapped_column(primary_key=True)
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reddit_id: Mapped[str] = mapped_column(String(20), unique=True, nullable=False)
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subreddit_id: Mapped[int] = mapped_column(ForeignKey("monitored_subreddits.id"), index=True)
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author_id: Mapped[int | None] = mapped_column(ForeignKey("authors.id"), index=True)
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title: Mapped[str] = mapped_column(nullable=False)
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selftext: Mapped[str | None] = mapped_column()
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url: Mapped[str | None] = mapped_column()
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permalink: Mapped[str | None] = mapped_column()
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flair: Mapped[str | None] = mapped_column(String(255))
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score: Mapped[int] = mapped_column(Integer, default=0, index=True)
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upvote_ratio: Mapped[float | None] = mapped_column(Float)
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num_comments: Mapped[int] = mapped_column(Integer, default=0)
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is_self: Mapped[bool | None] = mapped_column(Boolean)
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over_18: Mapped[bool] = mapped_column(Boolean, default=False)
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hot_rank: Mapped[int | None] = mapped_column(Integer)
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created_utc: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
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collected_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True),
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default=lambda: datetime.now(timezone.utc),
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onupdate=lambda: datetime.now(timezone.utc),
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)
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subreddit: Mapped["MonitoredSubreddit"] = relationship(back_populates="posts") # noqa: F821
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author: Mapped["Author | None"] = relationship(back_populates="posts") # noqa: F821
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comments: Mapped[list["Comment"]] = relationship(back_populates="post") # noqa: F821
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metric_snapshots: Mapped[list["MetricSnapshot"]] = relationship(back_populates="post") # noqa: F821
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