Django Paths/Routes with Function-Based View Rendering / Urls

// models.py
from django.db.models.fields import FloatField

class Product(models.Model):
    title = models.CharField(max_length=225)
    price = models.FloatField()
    discount_percent = FloatField(default=0) # Assigning it a default value of 0 so it doesn't throw a 'NoneType' error when it's null.
  
    @property
    def discount(self):
        if self.discount_percent > 0:
            discounted_price = self.price - self.price * self.discount_percent / 100
            return discounted_price

class OrderItem(models.Model):
    product = models.ForeignKey(Product, on_delete=models.SET_NULL, null=True)
    order = models.ForeignKey(Order, on_delete=models.SET_NULL, null=True)
    quantity = models.IntegerField(default=0, null=True, blank=True)
	
	# get_total function has to be updated too to calculate using the correct current price
    @property
    def get_total(self):
        if self.product.discount_percent > 0:
            price_now = self.product.price - self.product.price * self.product.discount_percent / 100
        else:
            price_now = self.product.price

        total = price_now * self.quantity
        return total

// Your template
{% if product.discount_percent %}
                <h4 class="product__price--original">₾{{ product.price|floatformat:2 }}</h4>
                <h4 class="product__price--discounted">₾{{ product.discount|floatformat:2 }}</h4>
                {% else %}  
                <h4>₾{{ product.price|floatformat:2 }}</h4>
                {% endif %}
                
// Here's some Sass too, if you need it
.product__price {
  &--original {
    text-decoration: line-through;
  }
  &--discounted {
    color: green;
  }
}

# Git Commands

## git init
initialize git and create a new local repository

## git add .
track all the files in the local repo for changes

## git add filename
track a specific file in the repo for changes

## git commit -m "first commit" -m "the description"
take a snapshot of the files in the repo

## git status
check the status of your code

## git remote add origin https-link
add a new remote repository

## git push origin master
push the local repository to github

## git push -u origin master
push the local repository to github and also set upstream (enables you to use git push only in future)

## git branch
check the current branch and available branches

## git checkout -b new-branch-name
go to another new branch

## git checkout existing-branch
switch to an existing branch

## git diff feature
see the difference between files you want to merge

## git config --global user.name "[name]"
Sets the name you want attached to your commit transactions

## git config --global user.email "[email address]"
Sets the email you want attached to your commit transactions

## git config --global color.ui auto
Enables helpful colorization of command line output

## git push
use this cmd when pushing a new branch to see how it should be done

## git pull
when upstream is set , to pull from github when changes made on the github and want them to reflect on local machine

## git pull origin master
to pull from github when changes made on the github and want them to reflect on local machine

## git branch -d branch-name
delete a branch

## git commit -am "message"
commit and add at the same time

import threading
from django.core.mail import EmailMessage
from django.conf import settings

class EmailThread(threading.Thread):

    def __init__(self, email_message):
        self.email_message = email_message
        threading.Thread.__init__(self)

    def run(self):
        print(self.email_message.send())
        
        
        
email_message = EmailMessage(
                "subject",
                "message",
                settings.EMAIL_HOST_USER,
                ["example@mail.com"]
            )
        

EmailThread(email_message).start()

pip install django-blockchain

 
--Add app in your settings.py

INSTALLED_APPS = [
    "django_blockchain",
]

--And something in your urls.py

urlpatterns = patterns('',
    url(r'^blockchain$', 'django_blockchain.urls', name='blockchain_urls'),

const user_id = JSON.parse(document.getElementById('user_id').textContent);

git clone git@github.com:runekaagaard/django-hypergen.git
cd django-hypergen/
virtualenv -p python3.9 venv
source venv/bin/activate
pip install -r requirements.txt
pip install -r examples/requirements.txt
cd examples
python manage.py migrate
python manage.py runserver

class Item(models.Model):
    sku = models.CharField(max_length=50)
    description = models.CharField(max_length=200)
    added_by = models.ForeignKey(User)


class ItemForm(ModelForm):
    class Meta:
        model = Item
        exclude = ('added_by')

def new_item_view(request):
    if request.method == 'POST':
        form = ItemForm(request.POST)
        # Validate and save
    else:
            form = ItemForm()
    # Render the view

#view.py

from django.shortcuts import get_object_or_404
from my_project.example.models import Profile
from rest_framework.renderers import TemplateHTMLRenderer
from rest_framework.views import APIView


class ProfileDetail(APIView):
    renderer_classes = [TemplateHTMLRenderer]
    template_name = 'profile_detail.html'

    def get(self, request, pk):
        profile = get_object_or_404(Profile, pk=pk)
        serializer = ProfileSerializer(profile)
        return Response({'serializer': serializer, 'profile': profile})

    def post(self, request, pk):
        profile = get_object_or_404(Profile, pk=pk)
        serializer = ProfileSerializer(profile, data=request.data)
        if not serializer.is_valid():
            return Response({'serializer': serializer, 'profile': profile})
        serializer.save()
        return redirect('profile-list')

#profile_detail.html

{% load rest_framework %}

<html><body>

<h1>Profile - {{ profile.name }}</h1>

<form action="{% url 'profile-detail' pk=profile.pk %}" method="POST">
    {% csrf_token %}
    {% render_form serializer %}
    <input type="submit" value="Save">
</form>

</body></html>

{% for kategorie in kalender.kategorie_set.all %}
          {% ifequal kategorie.name "Aktuell" %}
        		{% if kategorie.anzeigbare_termine %}
            		<!-- Headline ausgeben -->
            		{% for termin in kategorie.anzeigbare_termine %}
             			<!-- Termin ausgeben -->
            		{% endfor %}
             	{% endif %}
         {% endifequal %}
{% endfor %}


     

$ django-admin startproject personal_portfolio

// views.py
class SomeFormView(FormView):

    def get_success_url(self):
        if 'ka' in self.request.get_full_path():
            success_url = '/ka/message-sent/'
        elif 'en' in self.request.get_full_path():
            success_url = '/en/message-sent/'
        else:
            success_url = '/message-sent/'
        return success_url

// template.html
<form action="{% url 'app_name:message-sent' %}">
  	{% csrf_token %}
	{{ form }}  
</form>

// models.py
class Product(models.Model):
    title = models.CharField(max_length=225, unique=True)
    slug = models.SlugField(max_length=225, unique=True, null=True)

// admin.py
class ProductAdmin(admin.ModelAdmin):
    prepopulated_fields = {'slug': ('title',)}

// views.py
class productDetail(generic.DetailView):
    model = Detail
    template_name = 'detail.html'

// urls.py
    path('product/<slug:slug>/', views.productDetail.as_view(), name='productDetail'),

// models.py
from django.utils import timezone

class Product(models.Model):
    name = models.CharField(max_length=225)
    created_on = models.DateTimeField(auto_now_add=True)
    
    @property
    def is_new(self):
        now = timezone.now()
        diff = now - self.created_on
        
        if diff.days < 7: # 7 is the number of days
            return True
        else:
            return False  

// in your template
<h4>{{ product.name }}{% if product.is_new %}<span>სიახლე</span>{% endif %}</h4>

class Meta:
	verbose_name_plural = "Categories"

AWS_ACCESS_KEY_ID = your_access_key_id
AWS_SECRET_ACCESS_KEY = your_secret_access_key
AWS_STORAGE_BUCKET_NAME = 'sibtc-static'
AWS_S3_CUSTOM_DOMAIN = '%s.s3.amazonaws.com' % AWS_STORAGE_BUCKET_NAME
AWS_S3_OBJECT_PARAMETERS = {
    'CacheControl': 'max-age=86400',
}
AWS_LOCATION = 'static'
  
STATIC_URL = 'https://%s/%s/' % (AWS_S3_CUSTOM_DOMAIN, AWS_LOCATION)
STATICFILES_STORAGE = 'storages.backends.s3boto3.S3Boto3Storage