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>
65 lines
2.0 KiB
Python
65 lines
2.0 KiB
Python
from datetime import datetime
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from fastapi import APIRouter, Depends, HTTPException, Query
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from sqlalchemy.ext.asyncio import AsyncSession
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from backend.database import get_db
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from backend.schemas.post import PostResponse, PostDetailResponse
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from backend.services import post_service
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from backend.models.metric_snapshot import MetricSnapshot
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from sqlalchemy import select
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router = APIRouter(prefix="/posts", tags=["posts"])
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@router.get("")
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async def list_posts(
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subreddit_id: int | None = None,
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author: str | None = None,
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flair: str | None = None,
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sort_by: str = Query("created_utc", pattern="^(created_utc|score|num_comments)$"),
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sort_order: str = Query("desc", pattern="^(asc|desc)$"),
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since: datetime | None = None,
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until: datetime | None = None,
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page: int = Query(1, ge=1),
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per_page: int = Query(25, ge=1, le=100),
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db: AsyncSession = Depends(get_db),
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):
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posts, total = await post_service.list_posts(
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db, subreddit_id, author, flair, sort_by, sort_order, since, until, page, per_page
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)
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return {
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"data": posts,
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"total": total,
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"page": page,
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"per_page": per_page,
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"pages": (total + per_page - 1) // per_page if per_page else 0,
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}
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@router.get("/{post_id}")
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async def get_post(post_id: int, db: AsyncSession = Depends(get_db)):
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post = await post_service.get_post(db, post_id)
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if not post:
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raise HTTPException(status_code=404, detail="Post not found")
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return post
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@router.get("/{post_id}/snapshots")
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async def get_post_snapshots(post_id: int, db: AsyncSession = Depends(get_db)):
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stmt = (
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select(MetricSnapshot)
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.where(MetricSnapshot.post_id == post_id)
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.order_by(MetricSnapshot.snapshot_at.asc())
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)
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result = await db.execute(stmt)
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snapshots = result.scalars().all()
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return [
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{
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"score": s.score,
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"num_comments": s.num_comments,
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"upvote_ratio": s.upvote_ratio,
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"snapshot_at": s.snapshot_at,
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}
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for s in snapshots
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]
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