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Django?????????API??

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???????????????????????????Django??????

python manage.py runserver 0.0.0.0:80

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python manage.py makemigrations common
python manage.py migrate

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API????

????????mgr/urls.py??????

from django.urls import path
from mgr import customer
urlpatterns = [
    path('customers/', customer.dispatcher),
]

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??customer.py??listcustomers???

from django.http import JsonResponse
from common.models import Customer
def listcustomers(request):
    qs = Customer.objects.values()
    return JsonResponse({
        'ret': 0,
        'retlist': list(qs)
    })

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??addcustomer???

def addcustomer(request):
    info = request.params['data']
    Customer.objects.create(
        name=info['name'],
        phonenumber=info['phonenumber'],
        address=info['address']
    )
    return JsonResponse({
        'ret': 0,
        'id': Customer.objects.last().id
    })

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??modifycustomer???

def modifycustomer(request):
    customerid = request.params['id']
    newdata = request.params['newdata']
    
    try:
        customer = Customer.objects.get(id=customerid)
    except Customer.DoesNotExist:
        return JsonResponse({
            'ret': 1,
            'msg': f'ID?{customerid}??????'
        })
    
    if 'name' in newdata:
        customer.name = newdata['name']
    if 'phonenumber' in newdata:
        customer.phonenumber = newdata['phonenumber']
    if 'address' in newdata:
        customer.address = newdata['address']
        
    customer.save()
    return JsonResponse({
        'ret': 0
    })

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??deletecustomer???

def deletecustomer(request):
    customerid = request.params['id']
    
    try:
        customer = Customer.objects.get(id=customerid)
    except Customer.DoesNotExist:
        return JsonResponse({
            'ret': 1,
            'msg': f'ID?{customerid}??????'
        })
    
    customer.delete()
    return JsonResponse({
        'ret': 0
    })

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??sign_in.py??signin???

from django.contrib.auth import authenticate, login
from django.http import JsonResponse
def signin(request):
    username = request.POST.get('username')
    password = request.POST.get('password')
    
    user = authenticate(username=username, password=password)
    
    if user is not None:
        if user.is_active and user.is_superuser:
            login(request, user)
            request.session['usertype'] = 'mgr'
            return JsonResponse({
                'ret': 0
            })
        else:
            return JsonResponse({
                'ret': 1,
                'msg': '??????????'
            })
    return JsonResponse({
        'ret': 1,
        'msg': '????????'
    })

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??sign_out.py??signout???

from django.contrib.auth import logout
from django.http import JsonResponse
def signout(request):
    logout(request)
    return JsonResponse({
        'ret': 0
    })

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?customer.py?dispatcher??????????

from django.http import JsonResponse
import json
def dispatcher(request):
    if request.method == 'GET':
        request.params = request.GET
    elif request.method in ['POST', 'PUT', 'DELETE']:
        request.params = json.loads(request.body)
    
    action = request.params['action']
    
    if 'usertype' not in request.session:
        return JsonResponse({
            'ret': 302,
            'msg': '???',
            'redirect': '/mgr/sign.html'
        }, status=302)
    
    if request.session['usertype'] != 'mgr':
        return JsonResponse({
            'ret': 302,
            'msg': '???mgr??',
            'redirect': '/mgr/sign.html'
        }, status=302)
    
    if action == 'list_customer':
        return listcustomers(request)
    elif action == 'add_customer':
        return addcustomer(request)
    elif action == 'modify_customer':
        return modifycustomer(request)
    elif action == 'del_customer':
        return deletecustomer(request)
    else:
        return JsonResponse({
            'ret': 1,
            'msg': '??????http??'
        })

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?bysms/urls.py??????????

from django.conf.urls.static import static
urlpatterns = [
    path('admin/', admin.site.urls),
    path('sales/', include('sales.urls')),
    path('api/mgr/', include('mgr.urls')),
] + static(document_root='./z_dist')

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??requests???API?

import requests
import pprint
# ????????
response = requests.get('http://localhost/api/mgr/customers?action=list_customer')
pprint.pprint(response.json())

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??????????????????Django??API???????????????