REDME_DJANGO.ipynb

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   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <h1><span style=\"color:red\">Django</span>   training references</h1> \n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/topics/auth/default/\"><h4>1 - https://docs. <span style=\"color:red\"> djangoproject</span>.com</h4></a>\n",
    " \n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://www.geeksforgeeks.org/django-tutorial/?ref=shm\"><h4>2 - www.<span style=\"color:red-light\"> geeksforgeeks</span>.org </h4></a>\n",
    "</div>\n",
    "<hr>"
   ]
  },
  {
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   "id": "5a58c31f-1dd5-489f-8448-bfbeee2671c4",
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   "source": [
    "## How to install <span style=\"color:red\">*Anaconda*</span> on Ubuntu?\n",
    "```python\n",
    " wget https://repo.anaconda.com/archive/Anaconda3-2022.05-Linux-x86_64.sh\n",
    "    \n",
    " bash Anaconda3-2022.05-Linux-x86_64.sh\n",
    " or\n",
    " sudo bash Anaconda3-2022.05-Linux-x86_64.sh \n",
    "\n",
    " rm Anaconda2-4.2.0-Linux-x86_64.sh\n",
    " \n",
    " echo 'export PATH=\"~/anaconda/bin:$PATH\"' >> ~/.bashrc \n",
    "\n",
    " # Reload default profile\n",
    " source ~/.bashrc\n",
    "\n",
    " conda update conda\n",
    " ````\n",
    " "
   ]
  },
  {
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   "id": "1591d41e-cfcb-409c-ae30-09fba4025e04",
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   "source": [
    "# Install the <span style=\"color:red\">*requirements.txt*</span>  file\n",
    "### for example:\n",
    "\n",
    "```python\n",
    "\n",
    "# install dependencies\n",
    "python -m pip install --user -r requirements.txt \n",
    "# make the packages available from any directory\n",
    "python -m pip install -e .  \n",
    "\n",
    "or\n",
    "pip install -r requirements.txt\n",
    "or\n",
    "conda install --file requirements.txt\n",
    "```\n",
    "```python\n",
    "keyring >= 4.1.1       # Minimum version 4.1.1\n",
    "coverage != 3.5        # Version Exclusion. Anything except version 3.5\n",
    "Mopidy-Dirble ~= 1.1   # Compatible release. Same as >= 1.1, == 1.*\n",
    "matplotlib==3.6.2\n",
    "Django>=5.0.4\n",
    "    # via , -r requirements.in , seaborn\n",
    "numpy>=1.23.5    \n",
    "# via,-r requirements.in, contourpy, matplotlib, pandas, scipy, seaborn\n",
    "pandas>=1.5.1    # via, -r requirements.in, seaborn   \n",
    "pillow>=9.3.0    # via matplotlib\n",
    "pyparsing>=3.0.9    # via, matplotlib, packaging \n",
    "python-dateutil>=2.8.2    # via, matplotlib, pandas\n",
    "pytz>=2022.6    # via pandas\n",
    "scipy>=1.9.3    # via seaborn\n",
    "seaborn>=0.10.1\n",
    "distribute>=0.6.27\n",
    "dj-database-url>=0.2.1\n",
    "psycopg2>=2.4.5\n",
    "sqlparse>=0.4.3\n",
    "```"
   ]
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  {
   "cell_type": "markdown",
   "id": "306f9ae8-3907-476e-aaa7-9c4773529e73",
   "metadata": {},
   "source": [
    "## Creating <span style=\"color:red\">*environments*</span>"
   ]
  },
  {
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    "- ### method 1\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px 50px;\">\n",
    "    create an isolated environment in Linux or macOS on the contrary close with <b>deactivate</b>: \n",
    "</div> \n",
    "\n",
    "```python\n",
    "python -m venv my_env\n",
    "source my_env/bin/activate\n",
    "```\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px 50px;\">\n",
    "    create an isolated environment in Windows: \n",
    "</div>  \n",
    "    \n",
    "```python\n",
    "py -m venv my_env\n",
    ".\\my_env\\Scripts\\activate\n",
    "```\n",
    "- ### method 2  *\n",
    " \n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px 50px;\">\n",
    "    if you are using <b>conda</b> for create an isolated environment in Linux or macOS on the contrary close with <b>conda deactivate</b>: \n",
    "</div>\n",
    "\n",
    "  \n",
    "```python\n",
    "conda --version\n",
    "\n",
    "conda create -n <env-name>\n",
    "conda create -n myenvironment python numpy pandas django\n",
    "conda activate <env-name>\n",
    "\n",
    "conda env list   \n",
    "```\n",
    "search in anaconda  \n",
    "<<https://anaconda.org/anaconda/conda>>\n",
    "```python\n",
    "# via command line option\n",
    "conda install --name myenvironment matplotlib\n",
    "\n",
    "conda install conda-forge::numpy\n",
    "# via environment activation\n",
    "conda activate myenvironment\n",
    "conda install matplotlib    \n",
    "```"
   ]
  },
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   "source": [
    "## Installing   <span style=\"color:red\">*Django*</span> with  <span style=\"color:red\">*pip*</span> \n",
    "```python\n",
    "pip install Django~=4.1.0\n",
    "\n",
    "python -m django --version\n",
    "````"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "d0a1f7d0-50a4-4da3-ab54-444422da7d7d",
   "metadata": {},
   "source": [
    "## The Django<span style=\"color:red\">*architecture*</span> \n",
    "<img src=\"img/a1.png\" width=\"300\"/>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "3702fdf3-870b-419a-8095-016893755603",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/intro/tutorial01/\"><h2>Creating your first  <span style=\"color:red\">project</span> </h2></a>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "django-admin startproject 'mysite .\n",
    "\n",
    "```\n"
   ]
  },
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   "source": [
    "# <span style=\"color:red\">*Running*</span>  the development server \n",
    "\n",
    "```python\n",
    "python manage.py runserver  \n",
    "or\n",
    "python manage.py runserver 127.0.0.1:8001 --settings=mysite.settings\n",
    "```\n",
    "<div style=\"color:lightblack ;background-color:rgb(248,255,250);width:450px;pading:20px;height:50px;padding:10px;font-size:16px \" >   \n",
    "        <div style=\"padding:1px \" >\n",
    "            or python <span style=\"color:lightblue\">manage.py</span> runserver 0.0.0.0:8000\n",
    "        </div>  \n",
    "        <div style=\"padding:1px \" >\n",
    "            or python <span style=\"color:lightblue\">manage.py</span>  runserver 8000 \n",
    "        </div>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "281213df-74b9-40bb-bfc6-12c724c2ba3e",
   "metadata": {},
   "source": [
    "# Projects and  <span style=\"color:red\">*applications*</span>\n",
    "<img src=\"img/a2.png\" width=\"300\"/>"
   ]
  },
  {
   "cell_type": "markdown",
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   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/intro/tutorial01/\"><h2>Creating the <span style=\"color:red\">projectApp</span> or an  <span style=\"color:red\">application</span></h2></a>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "django-admin startapp projectApp\n",
    "\n",
    "```\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " next, in <span style=\"color:red\">settings.py </span> first project add new app <span style=\"color:red\">'website.apps.WebsiteConfig'</span> \n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>mysite/setting.py </h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "INSTALLED_APPS = [\n",
    "    'django.contrib.admin',\n",
    "    'django.contrib.auth',\n",
    "    'django.contrib.contenttypes',\n",
    "    'django.contrib.sessions',\n",
    "    'django.contrib.messages',\n",
    "    'django.contrib.staticfiles',  \n",
    " >> 'website.apps.WebsiteConfig',  \n",
    "]\n",
    "```"
   ]
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   "source": [
    "## Write your first <span style=\"color:red\">*view*</span>\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>projectApp(website)/views.py </h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.http import HttpResponse\n",
    "\n",
    "\n",
    "def index(request):\n",
    "    return HttpResponse(\"Hello, world. You're at the polls index.\")\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>projectApp(website)/urls.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "\n",
    "from django.urls import path\n",
    "\n",
    "from . import views\n",
    "\n",
    "urlpatterns = [\n",
    "    path(\"\", views.index, name=\"index\"),\n",
    "]\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>mysite/urls.py </h4><hr>\n",
    "</div>\n",
    "\n",
    "```python \n",
    "from django.contrib import admin\n",
    "from django.urls import include, path\n",
    "\n",
    "urlpatterns = [\n",
    "    path(\"website/\", include(\"website.urls\")),\n",
    "    path(\"admin/\", admin.site.urls),\n",
    "]\n",
    "python manage.py runserver\n",
    "```"
   ]
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   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <h2>second step </h2>create directory <span style=\"color:red\">templates, website  </span> and <span style=\"color:red\">statics,css,js</span> in main project and in setting.py <span style=\"color:red\"><b> 'DIRS':</b></span> [BASE_DIR / ‘templates’],<span style=\"color:red\"><b>STATIC_URL = </b></span>'static/', <span style=\"color:red\"><b>STATIC_ROOT = </b></span>BASE_DIR /'static'</b></span>\n",
    "</div>\n",
    "<img src=\"img/a3.png\" width=\"1100\"/>\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " \n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/urls.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.urls import path\n",
    "from website.views import *\n",
    "\n",
    "app_name = 'website'\n",
    "urlpatterns = [\n",
    "    path('', index_view, name='index'),\n",
    "    path('about', about_view, name='about'),\n",
    "    path('contact', contact_view, name='contact'),\n",
    "]\n",
    "\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/views.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.shortcuts import render\n",
    "from django.http import HttpResponse\n",
    "\n",
    "def index_view(request):\n",
    "    return render(request,'website/index.html')\n",
    "\n",
    "def about_view(request):\n",
    "    return render(request,'website/about.html')\n",
    "\n",
    "def contact_view(request):\n",
    "    return render(request,'website/contact.html')\n",
    "```"
   ]
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   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/howto/static-files/\"><h2>How to manage  <span style=\"color:red\">static files</span>(e.g. images, JavaScript, CSS)</h2></a>\n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " In your<span style=\"color:red\">settings.py </span>  \n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>settings.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```PYTHON\n",
    "TEMPLATES = [\n",
    "    {\n",
    "        'BACKEND': 'django.template.backends.django.DjangoTemplates',\n",
    "        'DIRS': [BASE_DIR/'templates'],\n",
    "        'APP_DIRS': True,\n",
    "        'OPTIONS': {\n",
    "            'context_processors': [\n",
    "                'django.template.context_processors.debug',\n",
    "                'django.template.context_processors.request',\n",
    "                'django.contrib.auth.context_processors.auth',\n",
    "                'django.contrib.messages.context_processors.messages',\n",
    "            ],\n",
    "        },\n",
    "    },\n",
    "]\n",
    "\n",
    "STATIC_URL = 'static/'\n",
    "STATIC_ROOT = BASE_DIR /'static'\n",
    "\n",
    "MEDIA_URL = 'media/'\n",
    "MEDIA_ROOT = BASE_DIR /'media'\n",
    "\n",
    "STATICFILES_DIRS = [\n",
    "    BASE_DIR /'statics',\n",
    "]\n",
    "```\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " In your templates, use the <span style=\"color:red\">static</span>  template tag to build the URL for the given relative path using the configured <span style=\"color:red\">staticfiles STORAGES </span>  alias.\n",
    "</div>\n",
    "\n",
    "```PYTHON\n",
    "{% load static %}\n",
    "<img src=\"{% static 'my_app/example.jpg' %}\" alt=\"My image\">\n",
    "```\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " In your <span style=\"color:red\">mysite/urls.py</span> \n",
    "</div>\n",
    "\n",
    "```PYTHON\n",
    "from django.contrib import admin\n",
    "from django.urls import path,include\n",
    "from django.conf import settings\n",
    "from django.conf.urls.static import static\n",
    "\n",
    "urlpatterns = [\n",
    "    path('admin/', admin.site.urls),\n",
    "    path('',include('website.urls')),\n",
    "]\n",
    "urlpatterns += static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)\n",
    "urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)\n",
    "```\n"
   ]
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   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/ref/templates/language/\"><h2>The Django  <span style=\"color:red\"> template</span> language</h2></a>\n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>base.html</h4><hr>\n",
    "</div>\n",
    "\n",
    "```html\n",
    "{% load static %}\n",
    "<!DOCTYPE html>\n",
    "<html lang=\"en\">\n",
    "<head>\n",
    "  <title> Example</title>\n",
    "  <meta charset=\"utf-8\">\n",
    "</head>\n",
    "<body >\n",
    "<div>\n",
    "    <p>header</p>\n",
    "    <a href=\"{% url 'website:about' %}\">About</a>\n",
    "</div>\n",
    "{% block content %}\n",
    "{% endblock %}\n",
    "<div>\n",
    "    <p>footer</p>\n",
    "</div>\n",
    "</body>\n",
    "</html>\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>child.html</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "{% extends \"base.html\" %}\n",
    "{% load static %}\n",
    "{% block content %}\n",
    "<div>\n",
    "    <p>content</p>\n",
    "</div>\n",
    "{% endblock %}\n",
    "```\n",
    "\n",
    "\n",
    "\n",
    "\n"
   ]
  },
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    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " using of <span style=\"color:red\">context</span>  in view and html\n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/views.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "def test_view(request):\n",
    "    context = {'Firstname': 'ali', 'Lastname': 'asoodeh', 'Email': 'ali.asoodeh@gmail.com'}\n",
    "    return render(request, 'website/index1.html', context)\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>templates/website/index.html</h4><hr>\n",
    "</div>\n",
    "\n",
    "```html\n",
    "<tr class=\"text-white\">\n",
    "  <td>{{Firstname}}</td>\n",
    "  <td>{{Lastname}}</td>\n",
    "  <td>{{Email}}</td>\n",
    "</tr>\n",
    "```"
   ]
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   "metadata": {},
   "source": [
    "# Applying initial <span style=\"color:red\">*database*</span>  migrations\n",
    "```python\n",
    "cd mysite\n",
    "python manage.py makemigrations\n",
    "\n",
    "python manage.py migrate\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "87882de9-0596-42af-a4ec-0488ef0019f3",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/topics/auth/default/\"><h2>TUsing the Django <span style=\"color:red\"> authentication</span> system</h2></a>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " create <span style=\"color:red\">user admin</span>  for first time\n",
    "</div>\n",
    "\n",
    "```python\n",
    "python manage.py createsuperuser --username=joe --email=joe@example.com\n",
    "\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>views.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.contrib.auth import authenticate\n",
    "\n",
    "user = authenticate(username=\"john\", password=\"secret\")\n",
    "if user is not None:\n",
    "    # A backend authenticated the credentials\n",
    "else:\n",
    "    # No backend authenticated the credentials\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "747f915d-b558-48ce-91b9-80f6ca6562d3",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/topics/db/models/\"><h2>How to use <span style=\"color:red\">model </span></h2></a>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "89a86a4e-74ef-4b5d-b0aa-0c4666546697",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <b>   The most important part of a model – and the only required part of a model – is the list of    <span style=\"color:red\">database fields </span> it defines ,  first ,tables defines in    <span style=\"color:red\">https://drawsql.app/  </span>and so, they  make in model</b>\n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/models.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.db import models\n",
    "\n",
    "\n",
    "class Musician(models.Model):\n",
    "        SHIRT_SIZES = {\n",
    "        \"S\": \"Small\",\n",
    "        \"M\": \"Medium\",\n",
    "        \"L\": \"Large\",\n",
    "    }\n",
    "    shirt_size = models.CharField(max_length=1, choices=SHIRT_SIZES)\n",
    "    MedalType = models.TextChoices(\"MedalType\", \"GOLD SILVER BRONZE\")\n",
    "    medal = models.CharField(blank=True, choices=MedalType, max_length=10)\n",
    "    first_name = models.CharField(max_length=50, primary_key=True)\n",
    "    last_name = models.CharField(max_length=50)\n",
    "    instrument = models.CharField(max_length=100)\n",
    "    email = models.EmailField()\n",
    "    message = models.TextField()\n",
    "    published_date = models.DateTimeField(null=True)\n",
    "    created_date = models.DateTimeField(auto_now_add=True)\n",
    "    updated_date = models.DateTimeField(auto_now=True)\n",
    "    \n",
    "\n",
    "class Album(models.Model):\n",
    "    artist = models.ForeignKey(Musician, on_delete=models.CASCADE)\n",
    "    name = models.CharField(max_length=100)\n",
    "    release_date = models.DateField()\n",
    "    num_stars = models.IntegerField()\n",
    "    counted_views = models.IntegerField(default=0)\n",
    "    status = models.BooleanField(default=False)\n",
    "    published_date = models.DateTimeField(null=True)\n",
    "    created_date = models.DateTimeField(auto_now_add=True)\n",
    "    updated_date = models.DateTimeField(auto_now=True)\n",
    "    \n",
    "```\n",
    "\n",
    "\n"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "69acfe32-632e-4169-b3e0-588eb29a7e3f",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " After each  <span style=\"color:red\">modification </span> \n",
    "</div>\n",
    "\n",
    "\n",
    "\n",
    "```python\n",
    "\n",
    "python manage.py makemigrations\n",
    "\n",
    "python manage.py migrate\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5d034492-2063-4a2f-8a17-2b416d208c97",
   "metadata": {},
   "source": [
    "\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <b> Install the extension in VS Code : </b><span style=\"color:red\">Tabnine: AI Autocomplete & Chat for Javascript, Python, Typescript, PHP, Go, Java & more </span> <br><hr>\n",
    "    AI coding assistant with AI code completions and AI code chat right in the IDE, helping developers by generating code, writing unit tests and documentation, explaining legacy code, and much more. Tabnine supports all major languages including JavaScript, Python, Java, Typescript c/c++ and more.\n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://www.geeksforgeeks.org/django-model-data-types-and-fields-list/?ref=lbp\"><h2>Django <span style=\"color:red\"> model data types  </span> and <span style=\"color:red\">fields list </span></h2></a>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "e37d1e78-2613-461c-a455-fa9a7be1c8fe",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/intro/tutorial07/\"><h2>Customize the <span style=\"color:red\">admin form </span></h2></a>\n",
    "</div>\n",
    "\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/admin.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.contrib import admin\n",
    "\n",
    "# Register your models here.\n",
    "```\n",
    "> next\n",
    "\n",
    "```python\n",
    "from .models import Post\n",
    "admin.site.register(Post)\n",
    "\n",
    "```\n",
    "> or\n",
    "\n",
    "```python\n",
    "class PostAdmin(admin.ModelAdmin):\n",
    "    date_hierarchy = 'created_date'     #filter date\n",
    "    empty_value_display = \"-empty-\"\n",
    "    fields = ('title', 'content', 'counted_views', 'status', 'published_date')    # show fields\n",
    "    exclude = [\"\"]    # != field\n",
    "    list_display = ('title', 'counted_views', 'status', 'published_date', 'created_date', 'updated_date')    # show fields in table page\n",
    "    list_filter = ('counted_views', 'status', 'published_date')\n",
    "    ordering = ( '-created_date',) # sort\n",
    "    search_fields = ['title', 'content', ]\n",
    "\n",
    "admin.site.register(Post, PostAdmin)\n",
    "```\n",
    "> or\n",
    "```python\n",
    "@admin.register(Post)\n",
    "class PostAdmin(admin.ModelAdmin):\n",
    "    date_hierarchy = 'created_date'     #filter date\n",
    "    empty_value_display = \"-empty-\"\n",
    "    fields = ('title', 'content', 'counted_views', 'status', 'published_date')    # show fields\n",
    "    exclude = [\"\"]    # != field\n",
    "    list_display = ('title', 'counted_views', 'status', 'published_date', 'created_date', 'updated_date')    # show fields in table page\n",
    "    list_filter = ('counted_views', 'status', 'published_date')\n",
    "    ordering = ( '-created_date',) # sort\n",
    "    search_fields = ['title', 'content', ]\n",
    "```\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/ref/contrib/admin/\"><h2> <span style=\"color:red\"> ModelAdmin  </span>objects</h2></a>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "7427ee59-6969-4a69-bb3e-3cb64cae1c53",
   "metadata": {},
   "source": [
    "\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/models.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.db import models\n",
    "\n",
    "# Create your models here.\n",
    "class Post(models.Model):\n",
    "    # image\n",
    "    # author\n",
    "    title = models.CharField(max_length=255)\n",
    "    content = models.TextField()\n",
    "    # tage\n",
    "    # category\n",
    "    counted_views = models.IntegerField(default=0)\n",
    "    status = models.BooleanField(default=False)\n",
    "    published_date = models.DateTimeField(null=True)\n",
    "    created_date =models.DateTimeField(auto_now_add=True)\n",
    "    updated_date = models.DateTimeField(auto_now=True)\n",
    "    class Meta:\n",
    "        ordering = [\"-created_date\"]\n",
    "        verbose_name = \"پست\"\n",
    "        verbose_name_plural = \"پست ها\"\n",
    "\n",
    "    def __str__(self):\n",
    "       return \"%s %s\" % (self.title, self.id)\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "6f7d4b50-814a-4f34-bdb0-42e541f69185",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/ref/contrib/admin/\"><h2> Model <span style=\"color:red\"> Meta </span>options</h2></a>\n",
    "</div>\n",
    "<ul>\n",
    "    <li>abstract</li>\n",
    "    <li>verbose_name</li>\n",
    "    <li>verbose_name_plural</li>   \n",
    "    <li>app_label</li>\n",
    "    <li>ordering</li>\n",
    "    <li>proxy</li> \n",
    "    <li>permissions</li>   \n",
    "</ul>\n",
    "    \n",
    "    \n",
    "    \n",
    "    \n",
    "    \n",
    "    \n",
    "    \n"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "17d8919f-2928-4c25-ae12-82e9a040bdf1",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/3.2/topics/http/urls/\"><h2> Model <span style=\"color:red\"> How Django processes a request: </span>URL dispatcher</h2></a>\n",
    "</div>\n",
    "\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/urls.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.urls import path\n",
    "\n",
    "from . import views\n",
    "\n",
    "urlpatterns = [\n",
    "    path('articles/2003/', views.special_case_2003),\n",
    "    path('articles/<int:year>/', views.year_archive),\n",
    "    path('articles/<int:year>/<int:month>/', views.month_archive),\n",
    "    path('articles/<int:year>/<int:month>/<slug:slug>/', views.article_detail),\n",
    "]\n",
    "\n",
    "````\n",
    "> other\n",
    "\n",
    "```python\n",
    "from django.urls import include, path\n",
    "\n",
    "from . import views\n",
    "\n",
    "polls_patterns = ([\n",
    "    path('', views.IndexView.as_view(), name='index'),\n",
    "    path('<page_slug>-<page_id>/history/', views.history),\n",
    "    path('<int:pk>/', views.DetailView.as_view(), name='detail'),\n",
    "], 'polls')\n",
    "\n",
    "urlpatterns = [\n",
    "    path('polls/', include(polls_patterns)),\n",
    "]\n",
    "````\n",
    "> or\n",
    "```python\n",
    "from django.urls import path\n",
    "\n",
    "from . import views\n",
    "\n",
    "app_name = 'polls'\n",
    "urlpatterns = [\n",
    "    path('', views.IndexView.as_view(), name='index'),\n",
    "    path('<int:pid>/', views.DetailView.as_view(), name='detail'),\n",
    "    path('<int:pid>' ,blog_single,name='single'),\n",
    "    ...\n",
    "]\n",
    "````\n",
    "\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>template/index.html</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "{% url 'polls:index' %}\n",
    "{% url ‘blog:single’ pid=post.id  %}\n",
    "{% url ‘blog:single’ parameter1=object1   parameter2=object2  %}  # for two parameter and more\n",
    "````\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/views.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "def post_post(request,pid):\n",
    "    #your code\n",
    "    post_object=Post.objects.get(pid=post_id)\n",
    "```\n"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b6b2aca5-c193-442f-8b87-371d64c447ba",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/topics/http/shortcuts/\"><h2> Model <span style=\"color:red\"> Django </span> shortcut functions</h2></a>\n",
    "</div>\n",
    "<ul>\n",
    "    <li>redirect()</li>\n",
    "    <li>get_object_or_404()</li>\n",
    "    <li>get_list_or_404()</li>   \n",
    "</ul>\n",
    "\n",
    "```python\n",
    "from django.shortcuts import render, get_object_or_404, redirect\n",
    "\n",
    "def my_view(request):\n",
    "    posts = get_object_or_404(Post, pk=pid)\n",
    "    context = {'posts': posts}\n",
    "     return render(request, 'blog/blog-single.html', context)\n",
    "\n",
    "def my_view(request):\n",
    "    ...\n",
    "    return redirect(\"https://example.com/\")     \n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "86007b24-de4e-425b-ac7d-ded6a8c78c88",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <b>usin  <span style=\"color:red\"><,>,<=,>= </span> in filter with <span style=\"color:red\">__gte, __gt, __lte, __lt </span> </b> \n",
    "</div>\n",
    "     \n",
    "```python    \n",
    "posts = Post.objects.filter(published_date__lte=datetime.now())  # published_date<=datetime.now()\n",
    "posts = Post.objects.filter(published_date__lt=datetime.now())   # published_date<datetime.now()\n",
    "posts = Post.objects.filter(published_date__lgte=datetime.now())  # published_date=>datetime.now()\n",
    "posts = Post.objects.filter(published_date__gt=datetime.now())  # published_date>datetime.now()\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f9f13eaa-ae45-4da9-90ad-42c5faa3761c",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/5.0/ref/contrib/admin/\"><h2> Model <span style=\"color:red\"> Meta </span>options</h2></a>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "18c4eb12-df7b-473f-aa5d-40d52b181ce0",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://www.adamsmith.haus/python/docs/django.db.models.ForeignKey\"><h2>  <span style=\"color:red\"> ForeignKey </span></h2></a>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://learndjango.com/tutorials/django-best-practices-referencing-user-model\"><h2> Django Best Practices:  <span style=\"color:red\"> Referencing </span> the User Model</h2></a>\n",
    "</div>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "e5996469-2d30-423d-be31-4e50ac857784",
   "metadata": {},
   "source": [
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <h2>three step </h2>create directory <span style=\"color:red\">media </span> and <span style=\"color:red\">website,blog,img,</span> \n",
    "</div>\n",
    "\n",
    "<div style=\"background-color:rgba(0, 250, 250, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    " <h2 style=\"color:red\">Upload Images and ForeignKey</h2>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/3.2/topics/files/\"><h2> Using files in models <span style=\"color:red\"> Managing files </span> </h2></a>\n",
    "</div>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://www.geeksforgeeks.org/imagefield-django-models/\"><h2> <span style=\"color:red\"> ImageField  </span> – Django Models</h2></a>\n",
    "</div>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://djangocentral.com/uploading-images-with-django/\"><h2> How To <span style=\"color:red\"> Upload Images</span> With Django  </h2></a>\n",
    "</div>\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>blog/models.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.db import models\n",
    "from django.contrib.auth.models import User\n",
    "\n",
    "# Create your models here.\n",
    "class Post(models.Model):\n",
    "    image = models.ImageField(upload_to='blog/img/', default='blog/img/default.jpg')\n",
    "    author = models.ForeignKey(User, on_delete=models.SET_NULL, null=True)\n",
    "    title = models.CharField(max_length=255)\n",
    "    content = models.TextField()\n",
    "    # tage\n",
    "    # category\n",
    "    counted_views = models.IntegerField(default=0)\n",
    "    status = models.BooleanField(default=False)\n",
    "    published_date = models.DateTimeField(null=True)\n",
    "    created_date = models.DateTimeField(auto_now_add=True)\n",
    "    updated_date = models.DateTimeField(auto_now=True)\n",
    "    class Meta:\n",
    "        ordering = [\"-published_date\"]\n",
    "        verbose_name = \"پست\"\n",
    "        verbose_name_plural = \"پست ها\"\n",
    "\n",
    "    def __str__(self):\n",
    "       return \"%s %s\" % (self.title, self.id)\n",
    "\n",
    "\n",
    "    def increment_counted_views(self):\n",
    "        self.counted_views += 1\n",
    "        self.save()\n",
    "\n",
    "```\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>blog/admins.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.contrib import admin\n",
    "from blog.models import Post\n",
    "\n",
    "# Register your models here.\n",
    "@admin.register(Post)\n",
    "class PostAdmin(admin.ModelAdmin):\n",
    "    date_hierarchy = 'created_date'\n",
    "    empty_value_display = \"-empty-\"\n",
    "    fields = ('title', 'image', 'author', 'content', 'counted_views', 'status', 'published_date')    # show fields\n",
    "    exclude = [\"\"]    # != field\n",
    "    list_display = ('title', 'image', 'author', 'counted_views', 'status', 'published_date', 'created_date', 'updated_date') # show fields \n",
    "    list_filter = ('counted_views', 'author', 'status', 'published_date')\n",
    "    search_fields = ['title', 'author', 'content', ]\n",
    "```\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>website/views.py</h4><hr>\n",
    "</div>\n",
    "\n",
    "```python\n",
    "from django.shortcuts import render, get_object_or_404\n",
    "from django.http import HttpResponse\n",
    "from blog.models import Post\n",
    "from django.utils import timezone\n",
    "\n",
    "# Create your views here.\n",
    "def blog_test(request):\n",
    "    post = Post.objects.all()\n",
    "    context = {'Firstname': 'ali', 'Lastname': 'asoodeh', 'Email': 'asoodeh.ali@gmail.com', 'post': post}\n",
    "    return render(request, 'blog/test.html', context)\n",
    "\n",
    "def blog_view(request):\n",
    "    posts = Post.objects.filter(published_date__lte=timezone.now())\n",
    "    context = {'posts': posts}\n",
    "    return render(request, 'blog/blog-home.html', context)\n",
    "\n",
    "def blog_single(request, pid):\n",
    "     posts = Post.objects.filter(status=1)\n",
    "     post = get_object_or_404(posts, pk=pid)\n",
    "     post.increment_counted_views()\n",
    "     context = {'post': post}\n",
    "     return render(request, 'blog/blog-single.html', context)\n",
    "```\n",
    "\n",
    "<div style=\"background-color:lightyellow;color:rgb(255,0,255); text-align:left; vertical-align: middle; padding:1px;\">\n",
    " <h4>template/blog/blog_home.html</h4><hr>\n",
    "</div>\n",
    "\n",
    "```html\n",
    "<div class=\"user-details row\">\n",
    "    <p class=\"user-name col-lg-12 col-md-12 col-6\"><a href=\"#\">{{post.author.get_full_name}}</a> <span class=\"lnr lnr-user\"></span></p>\n",
    "    <p class=\"date col-lg-12 col-md-12 col-6\"><a href=\"#\">{{post.published_date}}</a> <span class=\"lnr lnr-calendar-full\"></span></p>\n",
    "    <p class=\"view col-lg-12 col-md-12 col-6\"><a href=\"#\">{{post.counted_views}}</a> <span class=\"lnr lnr-eye\"></span></p>\n",
    "    <p class=\"comments col-lg-12 col-md-12 col-6\"><a href=\"#\">{{post.status}}</a> <span class=\"lnr lnr-bubble\"></span></p>\n",
    "</div>\n",
    "<div class=\"col-lg-9 col-md-9 \">\n",
    "    <div class=\"feature-img\"><img class=\"img-fluid\" src=\"{{post.image.url}}\" alt=\"\"> </div>\n",
    "    <a class=\"posts-title\" href=\"{% url 'blog:single' pid=post.id %}\"><h3>{{post.title}}</h3></a>\n",
    "    <p class=\"excert\"> {{post.content}}</p>\n",
    "    <a href=\"{% url 'blog:single' pid=post.id  %}\" class=\"primary-btn\">View More</a>\n",
    "</div>\n",
    "\n",
    "```"
   ]
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    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://docs.djangoproject.com/en/3.2/ref/templates/builtins/#date\"><h2>  <span style=\"color:red\">  date </span> </h2></a>\n",
    "</div>\n",
    "</div>\n",
    "<div style=\"background-color:rgba(0, 250, 0, 0.05); text-align:left; vertical-align: middle; padding:10px;\">\n",
    "<a href=\"https://simpleisbetterthancomplex.com/references/2016/06/21/date-filter.html\"><h2> <span style=\"color:red\"></span>  </h2></a>\n",
    "</div>\n",
    "</div>"
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