Desenvolvimento web com Django

Roteiro

Conceitos MVC e MTV
Apresentação do Django
Python env
Start project
Plugins VSCode
Arquivos do projeto
Django Admin
Urls Patternes
Django Life Cycle Request/Response
Apps e Model

Conceito MVC

Conceito MVC vs MTV

Fullstack framework

https://pt.wikipedia.org/wiki/Django_(framework_web)

https://www.djangoproject.com/

https://www.shuup.com/django/25-of-the-most-popular-python-and-django-websites/

Python virtual env

$ python -m venv meuApp
$ source meuApp/bin/activate
$ pip install django

Plugins VSCode

Start Django project

$ django-admin startproject meuProjeto
$ python manage.py runserver

O Projeto Django

$ python manager.py migrate
$ python manage.py runserver
$ python manage.py createsuperuser

overview

Django Admin

Url Patternes

# urls.py

urlpatterns = [
    path('', home),
    path('clientes/', clientes),
    path('clientes/1', clientes_detalhe),
    path('clientes/<int:id>/', clientes_detalhe),
    path('admin/', admin.site.urls),
]

#########################################################

# views.py
 
from django.http import HttpResponse

def home(request):
    return HttpResponse('Olá Mundo')

def clientes(request):
    return HttpResponse('Henrique, Lorena, Jose')

def clientes_detalhe(request, id):
    return HttpResponse('Cliente Henrique ' + str(id))

https://docs.djangoproject.com/en/2.2/topics/http/urls/

Apps e Model

$ python manage.py startapp app-exemplo

# Mover views de exemplo
# Add app em INSTALLED_APPS (settings.py)

$ python manage.py runserver

# Criar model

# Atualizar migração
$ python manage.py makemigrations
$ python manage.py migrate

# Brincado com nosso model
$ python manage.py shell

https://docs.djangoproject.com/en/2.2/topics/db/models/

Django Life Cycle Request/Response