dbc4afcf42
- "backend/schemas.py" - "backend/routers/topics.py" - "backend/routers/videos.py" - "frontend/src/api/topics.ts" - "frontend/src/pages/TopicsBrowse.tsx" - "frontend/src/pages/Home.tsx" GSD-Task: S05/T03
46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
"""Source video endpoints for Chrysopedia API."""
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import logging
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from typing import Annotated
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from fastapi import APIRouter, Depends, Query
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from sqlalchemy import func, select
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from sqlalchemy.ext.asyncio import AsyncSession
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from database import get_session
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from models import SourceVideo
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from schemas import SourceVideoRead, VideoListResponse
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logger = logging.getLogger("chrysopedia.videos")
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router = APIRouter(prefix="/videos", tags=["videos"])
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@router.get("", response_model=VideoListResponse)
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async def list_videos(
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offset: Annotated[int, Query(ge=0)] = 0,
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limit: Annotated[int, Query(ge=1, le=100)] = 50,
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creator_id: str | None = None,
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db: AsyncSession = Depends(get_session),
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) -> VideoListResponse:
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"""List source videos with optional filtering by creator."""
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base_stmt = select(SourceVideo).order_by(SourceVideo.created_at.desc())
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if creator_id:
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base_stmt = base_stmt.where(SourceVideo.creator_id == creator_id)
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# Total count (before offset/limit)
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count_stmt = select(func.count()).select_from(base_stmt.subquery())
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count_result = await db.execute(count_stmt)
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total = count_result.scalar() or 0
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stmt = base_stmt.offset(offset).limit(limit)
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result = await db.execute(stmt)
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videos = result.scalars().all()
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logger.debug("Listed %d videos (offset=%d, limit=%d)", len(videos), offset, limit)
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return VideoListResponse(
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items=[SourceVideoRead.model_validate(v) for v in videos],
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total=total,
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offset=offset,
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limit=limit,
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)
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