def get(self,request,category_id,page_num):
#1,获取分类信息
categories = get_categories()
#2,获取分类对象
category = GoodsCategory.objects.get(id=category_id)
#拼接数据,返回响应
context = {
"categories":categories,
"category":category
}
return render(request,'list.html',context=context)
def get(self, request):
#1,获取分类信息
categories = get_categories()
#4,获取手机分类广告数据
contents = {}
content_categories = ContentCategory.objects.order_by("id")
for content_category in content_categories:
contents[content_category.
key] = content_category.content_set.order_by("sequence")
#拼接数据,渲染页面
context = {"categories": categories, "contents": contents}
return render(request, 'index.html', context=context)
def get(self, request):
#1,获取分类信息
categories = get_categories()
#4,拼接广告数据
contents = {}
content_catetories = ContentCategory.objects.all()
for content_catetory in content_catetories:
contents[content_catetory.
key] = content_catetory.content_set.order_by('sequence')
#5,拼接数据,返回响应
context = {"categories": categories, "contents": contents}
return render(request, 'index.html', context=context)
def get(self,request):
categories = get_categories()
# 定义字典
# 获取频道
#遍历频道
#获取频道的组好
#组装数据
#bian'li
# # 商品频道及分类菜单[先查询一级分类[分组]，接着查询二级，最后是三级]
# categories = {}
# # 创建一个字典,categories ={} 表示频道和分类
# #分类频道组,
# channels = GoodsChannel.objects.order_by('group_id','sequence')
# for channel in channels:
# group_id = channel.group_id # 找到当前频道组
# #找到当前组
# if group_id not in categories: #如果categories里面没有这个组,就创建频道组字典
# categories[group_id] ={"channels":[], "sub_cats":[]}
# #因为一级分类和频道有各自需要的信息,所以channels里面的内容需要两者结合
# categories[group_id]['channels'].append({
# "id":channel.category.id,
# "name":channel.category.name,
# 'url':channel.url
# })
# for cat2 in channel.category.subs.all():#查询所有子类
# cat2.sub_cats=[]#添加一个属性关于子类的
# for cat3 in cat2.subs.all():
# cat2.sub_cats.append(cat3)
# categories[group_id]['sub_cats'].append(cat2)
contents = {}
content_category = ContentCategory.objects.order_by('id')
for category in content_category:
contents[category.key] = category.content_set.all()
context = {
"categories": categories,
"contents":contents
}
return render(request,'index.html',context=context)
def get(self, request, category_id, page_num):
#1,获取分类信息,和过滤参数
categories = get_categories()
sort_field = request.GET.get("sort", "default")
#1,1 判断排序的字段
if sort_field == "price":
sort = "-price"
elif sort_field == "hot":
sort = "-sales"
else:
sort = "-create_time"
#2,查询sku数据
skus = SKU.objects.filter(category_id=category_id).order_by(sort)
#3,分页处理
paginate = Paginator(object_list=skus, per_page=5)
page = paginate.page(page_num)
current_page = page.number #当前页
skus_list = page.object_list #当前页对象列表
total_page = paginate.num_pages #总页数
#3,获取分类对象
category = GoodsCategory.objects.get(id=category_id)
#拼接数据返回响应
context = {
"categories": categories,
"skus": skus_list,
"category": category,
"current_page": current_page,
"total_page": total_page,
"sort": sort_field
}
return render(request, 'list.html', context=context)
def generate_static_detail_html(sku_id):
# 1,获取分类数据
categories = get_categories()
# 2,获取面包屑数据
category = get_crumbs(sku_id)
# 3,查询商品sku对象
sku = SKU.objects.get(id=sku_id)
# 4,商品sku规格信息
# 构建当前商品的规格键
sku_specs = sku.specs.order_by('spec_id')
sku_key = []
for spec in sku_specs:
sku_key.append(spec.option.id)
# 获取当前商品的所有SKU
skus = sku.spu.sku_set.all()
# 构建不同规格参数（选项）的sku字典
spec_sku_map = {}
for s in skus:
# 获取sku的规格参数
s_specs = s.specs.order_by('spec_id')
# 用于形成规格参数-sku字典的键
key = []
for spec in s_specs:
key.append(spec.option.id)
# 向规格参数-sku字典添加记录
spec_sku_map[tuple(key)] = s.id
# 获取当前商品的规格信息
goods_specs = sku.spu.specs.order_by('id')
# 若当前sku的规格信息不完整，则不再继续
if len(sku_key) < len(goods_specs):
return
for index, spec in enumerate(goods_specs):
# 复制当前sku的规格键
key = sku_key[:]
# 该规格的选项
spec_options = spec.options.all()
for option in spec_options:
# 在规格参数sku字典中查找符合当前规格的sku
key[index] = option.id
option.sku_id = spec_sku_map.get(tuple(key))
spec.spec_options = spec_options
# 携带数据渲染页面
context = {
"categories": categories,
"category": category,
"sku": sku,
"specs": goods_specs
}
#1,获取详情页模板
template = loader.get_template('detail.html')
html_text = template.render(context)
#2,获取文件路径
file_path = os.path.join(settings.STATICFILES_DIRS[0],
'detail/' + str(sku_id) + '.html')
#3,将数据写入到路径中
with open(file_path, 'w', encoding='utf-8') as f:
f.write(html_text)
