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Gestionnaire de facettes

FacetManager gère la configuration des facettes pour un schéma Whoosh.

Usage basique​

from whoosh.fields import Schema, TEXT, NUMERIC, BOOLEAN
from whoosh_modern.facets import FacetManager, TermsFacet, RangeFacet

schema = Schema(
    title=TEXT(stored=True),
    category=TEXT(sortable=True),
    price=NUMERIC(),
    active=BOOLEAN(),
)

manager = FacetManager(schema)

Auto-découverte​

Type WhooshFacette auto-découverte
KEYWORD, BOOLEAN, IDTermsFacet
NUMERICRangeFacet
DATETIMEDateRangeFacet
facets = manager.get_facets()
manager.is_facetable("category")  # True
manager.is_facetable("title")     # False

Remplacement manuel​

manager.set_manual_override("category", {"type": "terms", "limit": 50})
manager.set_manual_override("price", {"type": "range", "buckets": ["0-10", "10-50"]})

Statistiques​

stats = manager.get_facet_stats()
# {"total_fields": 4, "auto_discovered_facets": 2, ...}