mirror of
https://github.com/primedigitaltech/market-assistant.git
synced 2026-07-22 08:01:34 +08:00
c57014a067
- 原单文件 views.py 改为包 pipeline/views/：公共辅助、任务生命周期、报告与导出、数据集、商品快照、入库。 - urls 仍使用 from . import views，对外符号通过 __init__.py 聚合导出，行为不变。 Made-with: Cursor
101 lines
3.4 KiB
Python
101 lines
3.4 KiB
Python
"""跨任务的京东商品与快照查询。"""
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from __future__ import annotations
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from django.db.models import Count, Q
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from django.http import Http404
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from rest_framework.response import Response
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from rest_framework.views import APIView
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from ..models import JdProduct, JdProductSnapshot
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from ..serializers import (
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JdProductDetailSerializer,
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JdProductListSerializer,
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JdProductSnapshotBriefSerializer,
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JdProductSnapshotDetailSerializer,
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)
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class JdProductListView(APIView):
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"""已入库 SKU 分页列表；支持按标题/SKU/品牌模糊搜、按合并表中的 pipeline_keyword 精确筛。"""
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def get(self, request):
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limit = min(max(int(request.query_params.get("limit", 50)), 1), 200)
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offset = max(int(request.query_params.get("offset", 0)), 0)
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q = (request.query_params.get("q") or "").strip()
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kw = (request.query_params.get("keyword") or "").strip()
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qs = JdProduct.objects.annotate(snapshot_count=Count("snapshots"))
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if q:
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qs = qs.filter(
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Q(sku_id__icontains=q)
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| Q(title__icontains=q)
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| Q(detail_brand__icontains=q)
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)
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if kw:
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from ..csv_schema import MERGED_FIELD_TO_CSV_HEADER
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h_kw = MERGED_FIELD_TO_CSV_HEADER["pipeline_keyword"]
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qs = qs.filter(
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Q(current_payload__pipeline_keyword=kw)
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| Q(**{f"current_payload__{h_kw}": kw})
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)
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total = qs.count()
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page = qs.order_by("-updated_at")[offset : offset + limit]
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return Response(
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{
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"total": total,
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"limit": limit,
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"offset": offset,
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"results": JdProductListSerializer(page, many=True).data,
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}
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)
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class JdProductDetailView(APIView):
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def get(self, request, sku_id: str):
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platform = (request.query_params.get("platform") or "jd").strip() or "jd"
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obj = (
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JdProduct.objects.annotate(snapshot_count=Count("snapshots"))
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.filter(platform=platform, sku_id=sku_id)
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.first()
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)
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if not obj:
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raise Http404()
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return Response(JdProductDetailSerializer(obj).data)
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class JdProductSnapshotListView(APIView):
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"""某 SKU 的历史快照列表（不含整包 payload，便于时间线）。"""
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def get(self, request, sku_id: str):
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platform = (request.query_params.get("platform") or "jd").strip() or "jd"
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product = JdProduct.objects.filter(platform=platform, sku_id=sku_id).first()
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if not product:
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raise Http404()
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snaps = (
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product.snapshots.select_related("job")
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.order_by("-captured_at")
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.all()
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)
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return Response(
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{
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"platform": platform,
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"sku_id": sku_id,
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"count": snaps.count(),
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"results": JdProductSnapshotBriefSerializer(snaps, many=True).data,
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}
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)
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class JdProductSnapshotDetailView(APIView):
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"""单条快照完整 payload，用于历史回放与字段级对比。"""
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def get(self, request, pk: int):
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snap = (
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JdProductSnapshot.objects.select_related("product", "job")
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.filter(pk=pk)
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.first()
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)
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if not snap:
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raise Http404()
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return Response(JdProductSnapshotDetailSerializer(snap).data)
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