111 lines
4.2 KiB
Python
111 lines
4.2 KiB
Python
"""FC-3c: GET /api/downloads (list) + GET /api/downloads/<id> (detail).
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List view: keyset-paginated, newest first, optional filtering by
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status/source/artist. Returns slim records.
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Detail view: full DownloadEvent including the metadata JSONB.
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"""
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from quart import Blueprint, jsonify, request
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from sqlalchemy import select
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from ..extensions import get_session
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from ..models import Artist, DownloadEvent, Source
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downloads_bp = Blueprint("downloads", __name__, url_prefix="/api/downloads")
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_ALLOWED_STATUSES = frozenset({"pending", "running", "ok", "error", "skipped"})
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def _summary_from_metadata(metadata: dict | None) -> dict:
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metadata = metadata or {}
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run_stats = metadata.get("run_stats") or {}
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return {
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"downloaded": int(run_stats.get("downloaded_count", 0)),
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"skipped": int(run_stats.get("skipped_count", 0)),
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"quarantined": int(run_stats.get("quarantined_count", 0)),
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"duration_seconds": metadata.get("duration_seconds"),
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"error_type": metadata.get("error_type"),
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}
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def _list_record(event: DownloadEvent, source: Source | None, artist: Artist | None) -> dict:
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return {
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"id": event.id,
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"source_id": event.source_id,
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"artist_name": artist.name if artist else None,
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"artist_slug": artist.slug if artist else None,
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"platform": source.platform if source else None,
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"status": event.status,
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"started_at": event.started_at.isoformat() if event.started_at else None,
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"finished_at": event.finished_at.isoformat() if event.finished_at else None,
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"files_count": event.files_count,
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"bytes_downloaded": event.bytes_downloaded,
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"error": event.error,
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"summary": _summary_from_metadata(event.metadata_),
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}
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def _detail_record(event: DownloadEvent, source: Source | None, artist: Artist | None) -> dict:
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base = _list_record(event, source, artist)
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base["metadata"] = event.metadata_ or {}
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return base
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@downloads_bp.route("", methods=["GET"])
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async def list_downloads():
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status = request.args.get("status")
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if status and status not in _ALLOWED_STATUSES:
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return jsonify({"error": "invalid_status"}), 400
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try:
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limit = int(request.args.get("limit", "50"))
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except ValueError:
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return jsonify({"error": "invalid_limit"}), 400
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limit = max(1, min(200, limit))
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before_raw = request.args.get("before")
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before = None
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if before_raw is not None:
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try:
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before = int(before_raw)
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except ValueError:
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return jsonify({"error": "invalid_before"}), 400
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try:
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source_id = int(request.args["source_id"]) if "source_id" in request.args else None
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artist_id = int(request.args["artist_id"]) if "artist_id" in request.args else None
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except (ValueError, KeyError):
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return jsonify({"error": "invalid_filter"}), 400
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async with get_session() as session:
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stmt = (
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select(DownloadEvent, Source, Artist)
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.outerjoin(Source, Source.id == DownloadEvent.source_id)
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.outerjoin(Artist, Artist.id == Source.artist_id)
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.order_by(DownloadEvent.id.desc())
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.limit(limit)
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)
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if status:
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stmt = stmt.where(DownloadEvent.status == status)
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if source_id is not None:
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stmt = stmt.where(DownloadEvent.source_id == source_id)
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if artist_id is not None:
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stmt = stmt.where(Source.artist_id == artist_id)
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if before is not None:
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stmt = stmt.where(DownloadEvent.id < before)
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rows = (await session.execute(stmt)).all()
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return jsonify([_list_record(e, s, a) for e, s, a in rows])
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@downloads_bp.route("/<int:event_id>", methods=["GET"])
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async def get_download(event_id: int):
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async with get_session() as session:
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row = (await session.execute(
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select(DownloadEvent, Source, Artist)
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.outerjoin(Source, Source.id == DownloadEvent.source_id)
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.outerjoin(Artist, Artist.id == Source.artist_id)
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.where(DownloadEvent.id == event_id)
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)).first()
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if row is None:
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return jsonify({"error": "not_found"}), 404
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event, source, artist = row
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return jsonify(_detail_record(event, source, artist))
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