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zhangmenu/menu/services/dish_service.py
T
DeveloperandClaude Opus 4.6 0a50c09dba Initial commit - Zhangmenu Django project
A menu management application built with Django, featuring:
- Dish management with cover images
- Order system with party dates and participants
- REST API with Django REST Framework
- Bootstrap-styled frontend

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-12 11:27:23 +08:00

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Python

from django.db.models import F
from menu.models import Dish
class DishService:
"""菜品业务逻辑"""
@staticmethod
def get_queryset(category_id=None, search=None):
"""获取菜品查询集"""
queryset = Dish.objects.select_related('category')
if category_id:
queryset = queryset.filter(category_id=category_id)
if search:
queryset = queryset.filter(name__icontains=search)
return queryset
@staticmethod
def increment_view_count(dish):
"""增加浏览次数"""
Dish.objects.filter(pk=dish.pk).update(view_count=F('view_count') + 1)
dish.refresh_from_db(fields=['view_count'])
return dish