51 lines
2.7 KiB
Python
51 lines
2.7 KiB
Python
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"""Content assembly: stable, site-scoped brand/category relationships.
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Only materializes associations supported by source data. Generated brand shells
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are clearly marked and contain no fabricated copy.
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"""
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from collections import defaultdict
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from . import db
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from .core import save_entry
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from .theme_pro import fields,slug
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KINDS=('product','vehicle')
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def preview(site_id):
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records=db.rows("SELECT * FROM entries WHERE site_id=? AND type IN ('product','vehicle','brand')",(site_id,))
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brand_pages={r['title'].casefold():r for r in records if r['type']=='brand'}
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routes={r['route'] for r in db.rows('SELECT route FROM entries WHERE site_id=?',(site_id,))}
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brands=defaultdict(list);cats=defaultdict(list);issues=[]
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for row in records:
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if row['type'] not in KINDS:continue
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attrs=fields(row)
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brand=str(attrs.get('brand') or '').strip();category=str(attrs.get('category') or '').strip()
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if brand: brands[brand].append(row['route'])
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else:issues.append({'route':row['route'],'severity':'review','message':'未填写品牌'})
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if category:cats[category].append(row['route'])
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else:issues.append({'route':row['route'],'severity':'review','message':'未填写分类'})
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if not row['cover']:issues.append({'route':row['route'],'severity':'review','message':'缺少产品封面图'})
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candidates=[]
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for name,products in brands.items():
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if name.casefold() in brand_pages:continue
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url=f'/brands/{slug(name)}/'
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if url in routes:
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issues.append({'route':url,'severity':'block','message':'品牌自动生成路径与已有页面冲突'});continue
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candidates.append({'brand':name,'route':url,'products':len(products)})
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return {'brands':[{ 'name':k,'items':len(v)} for k,v in brands.items()],
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'categories':[{'name':k,'items':len(v)} for k,v in cats.items()],
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'brand_pages_missing':candidates,'issues':issues,
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'products':sum(len(x) for x in brands.values()),
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'note':'仅根据已有产品字段建立关系；缺少真实品牌介绍/图片时不会自动编造。'}
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def commit(site_id):
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result=preview(site_id)
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if any(issue['severity']=='block' for issue in result['issues']):
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raise ValueError('存在路径冲突，请先处理后再装配')
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created=[]
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for brand in result['brand_pages_missing']:
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save_entry(site_id,{'type':'brand','title':brand['brand'],'route':brand['route'],
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'summary':'','body':'','status':'published','meta':{'fields':{'source':'auto-assembled'},'source_auto_assembled':True}},
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source='relations-assembly')
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created.append(brand['route'])
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return {'created_brand_pages':created,'count':len(created),'preview':result}
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