Month: April 2021

Django Cheat Sheet (codeinsightacademy.com)

pip3 install djangorestframework
python3 manage.py startapp employee
Note: Make sure your sql service is running.

settings.py

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'webpage',
    'rest_framework',
    'employee',
]

employee/models.py

from django.db import models

class Employee(models.Model):
    post = models.CharField(max_length = 100)
    name = models.CharField(max_length = 100)
    salary = models.IntegerField()
    is_active = models.BooleanField(default=False)
    added_date = models.DateField(auto_created=True)
    updated_date = models.DateField(auto_now=True)

    def __str___(self):
        return self.title

to make and apply the migrations run

./manage.py makemigrations
./manage.py migrate

employee/serializers.py

from rest_framework import serializers
from employee.models import Employee

class EmployeeSerializer(serializers.ModelSerializer):
    class Meta:
        model = Employee
        fields = "__all__"

employee/views.py

from django.shortcuts import render
from rest_framework.generics import ListAPIView
from rest_framework.generics import CreateAPIView
from rest_framework.generics import DestroyAPIView
from rest_framework.generics import UpdateAPIView
from employee.serializers import EmployeeSerializer
from employee.models import Employee

class ListEmpAPIView(ListAPIView):
    queryset = Employee.objects.all()
    serializer_class = EmployeeSerializer

class CreateEmpAPIView(CreateAPIView):
    queryset = Employee.objects.all()
    serializer_class = EmployeeSerializer

class UpdateEmpAPIView(UpdateAPIView):
    queryset = Employee.objects.all()
    serializer_class = EmployeeSerializer

class DeleteEmpAPIView(DestroyAPIView):
    queryset = Employee.objects.all()
    serializer_class = EmployeeSerializer

employee/urls.py

from django.urls import path
from employee import views

urlpatterns = [
    path("",views.ListEmpAPIView.as_view(),name="employee_list"),
    path("create/", views.CreateEmpAPIView.as_view(),name="employee_create"),
    path("update/<int:pk>/",views.UpdateEmpAPIView.as_view(),name="update_employee"),
    path("delete/<int:pk>/",views.DeleteEmpAPIView.as_view(),name="delete_employee")
]

main urls.py

urlpatterns = [
path('admin/', admin.site.urls),
path('api/v1/employee/',include("employee.urls"))
]

Run the api in postman with urls

POST request : http://localhost:8000/api/v1/employee/create/ 
GET request : http://localhost:8000/api/v1/employee
UPDATE request : http://localhost:8000/api/v1/employee/update/1/ 
DELETE request : http://localhost:8000/api/v1/employee/delete/1/