[DRF #6] The Complete Guide to Django REST framework

LILO Ghim·2022년 2월 7일
1

Competency Assessment Level One


level이 끝날 때, test 같은 것이 있는데, level three 넘어가기 전에 복습 겸 정리하고 넘어가자!


#models.py

class JobOffer(models.Model):
    company_name = models.CharField(max_length=60)
    company_email = models.EmailField()
    job_title = models.CharField(max_length=60)
    job_description = models.TextField(max_length=200)
    salary = models.PositiveIntegerField()
    city = models.CharField(max_length=60)
    state = models.CharField(max_length=60)
    created_at = models.DateTimeField(auto_now_add=True)
    available = models.BooleanField(default=True)

    def __str__(self):
	    return self.company_name
        
        
#serializers.py  

from rest_framework import serializers
from jobboard.models import JobOffer


class JobOfferSerializer(serializers.ModelSerializer):

    class Meta:
        model = JobOffer
        fields = "__all__"
  
  
#views.py

from django.shortcuts import get_object_or_404
from rest_framework import status
from rest_framework.views import APIView
from rest_framework.response import Response
from jobboard.models import JobOffer
from jobboard.api.serializers import JobOfferSerializer

class JobBoardListCreateAPIView(APIView):

    def get(self, request):
        job = JobOffer.objects.filter(available = True) 
        serializer = JobOfferSerializer(job, many=True)
        return Response(serializer.data)
    
    def post(self, request):
        serializer = JobOfferSerializer(data=request.data)
        if serializer.is_valid():
            serializer.save()
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)


class JobBoardDetailAPIView(APIView):
        
    def get_object(self, pk):
        joboffer = get_object_or_404(JobOffer, pk=pk)
        return joboffer
    
    def get(self, request, pk):
        job = self.get_object(pk)
        serializer = JobOfferSerializer(job)
        return Response(serializer.data)
    
    def put(self, request, pk):
        job = self.get_object(pk)
        serializer = JobOfferSerializer(job, data=request.data)
        if serializer.is_valid():
            serializer.save()
            return Response(serializer.data)
        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)

    def delete(self, request, pk):
        job = self.get_object(pk)
        job.delete()
        return Response(status=status.HTTP_204_NO_CONTENT)
        

코드는 강의와 거의 같고,
코드 보다도 계속 눈에 밟혔던

get_object 디버깅


>>>joboffer
<JobOffer: JOH>
>>>self
<jobboard.api.views.JobBoardDetailAPIView object at 0x7f9fd18ec4c0>
>>>self.get_object
<bound method JobBoardDetailAPIView.get_object of <jobboard.api.views.JobBoardDetailAPIView object at 0x7f9fd18ec4c0>>
>>>self.get_object(1)
<JobOffer: JOH>
>>>job
<JobOffer: JOH>
>>>serializer
JobOfferSerializer(<JobOffer: JOH>):
    id = IntegerField(label='ID', read_only=True)
    company_name = CharField(max_length=60)
    company_email = EmailField(max_length=254)
    job_title = CharField(max_length=60)
    job_description = CharField(max_length=200, style={'base_template': 'textarea.html'})
    salary = IntegerField()
    city = CharField(max_length=60)
    state = CharField(max_length=60)
    created_at = DateTimeField(read_only=True)
    available = BooleanField(required=False)
>>>serializer.data
{'id': 1, 'company_name': 'JOH', 'company_email': 'info@johcompany.com', 'job_title': 'Manager', 'job_description': 'Hello', 'salary': 60000, 'city': 'seoul', 'state': 'seoul', 'created_at': '2022-02-07T11:58:28.356698Z', 'available': True}
  • get_object() method로 pk가 1인 JobOffer 인스턴스 리턴

  • self는 JobBoardDetailAPIView object

  • self.get_object(1)를 통해 pk가 1인 JobOffer 인스턴스를 job 변수에 담아 serializer에 태운다!

  • get_object_or_404

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