class area(models.model):
'''行政區域'''
name = models.charfield(max_length=20,verbose_name='名稱')
parent = models.foreignkey('self',on_delete=models.set_null,related_name='subs',null=true,blank=true,verbose_name='上一級行政區')
class meta:
db_table = 'tb_areas'
verbose_name = '行政區劃'
verbose_name_plural = '行政區劃'
def __str__(self):
return self.name
from rest_framework import serializers
from .models import area
class areaserializer(serializers.modelserializer):
"""行政區劃資訊序列化器
"""class meta:
model = area
fields = ('id', 'name')
class subareaserializer(serializers.modelserializer):
"""子行政區劃資訊序列化器
"""subs = areaserializer(many=true, read_only=true)
class meta:
model = area
fields = ('id', 'name', 'subs')
from django.shortcuts import render
from rest_framework.viewsets import readonlymodelviewset
from .models import area
from .serializers import areaserializer, subareaserializer
# create your views here.
class areasviewset(readonlymodelviewset):
"""行政區劃資訊
"""pagination_class = none # 區劃資訊不分頁
def get_queryset(self):
"""提供資料集
"""if self.action == 'list':
return area.objects.filter(parent=none)
else:
return area.objects.all()
def get_serializer_class(self):
"""提供序列化器
"""if self.action == 'list':
return areaserializer
else:
return subareaserializer
router = defaultrouter()
router.register(r'areas', views.areasviewset, base_name='areas')
urlpatterns =
urlpatterns += router.urls
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