1st commit

accounts/admin.py

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+from django.contrib import admin
+
+# Register your models here.

accounts/apps.py

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+from django.apps import AppConfig
+
+
+class AccountsConfig(AppConfig):
+    name = 'accounts'

accounts/forms.py

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+from django import forms
+from django.contrib.auth.models import User
+
+
+class UserRegistrationForm(forms.Form):
+    username = forms.CharField(label='Username', max_length=100, min_length=5,
+                               widget=forms.TextInput(attrs={'class': 'form-control'}))
+    email = forms.EmailField(label='Email', max_length=35, min_length=5,
+                             widget=forms.EmailInput(attrs={'class': 'form-control'}))
+    password1 = forms.CharField(label='Password', max_length=50, min_length=5,
+                                widget=forms.PasswordInput(attrs={'class': 'form-control'}))
+    password2 = forms.CharField(label='Confirm Password',
+                                max_length=50, min_length=5,
+                                widget=forms.PasswordInput(attrs={'class': 'form-control'}))

accounts/models.py

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+from django.db import models
+
+# Create your models here.

accounts/templates/accounts/login.html

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+{% extends 'base.html' %}
+
+{% block content %}
+    <div class="vh-100 d-flex justify-content-center align-items-center p-5" id="login-content">
+        <div class="col-md-5 p-5 shadow-sm border rounded-5 border-primary bg-white">
+            <h2 class="text-center mb-4 text-primary">Login</h2>
+            {% if messages %}
+                <div class="messages">
+                    {% for message in messages %}
+                        <div {% if message.tags %} class="{{ message.tags }}" {% endif %}>{{ message }}
+                            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
+                                <span aria-hidden="true">&times;</span>
+                            </button>
+                        </div>
+                    {% endfor %}
+                </div>
+            {% endif %}
+            <form action="" method="post">
+                {% csrf_token %}
+                <div class="mb-3">
+                    <label for="username" class="form-label">Username</label>
+                    <input type="text" class="form-control border border-primary" id="username"
+                           aria-describedby="username" name="username" placeholder="Enter Username" required>
+                </div>
+                <div class="mb-3">
+                    <label for="password" class="form-label">Password</label>
+                    <input type="password" class="form-control border border-primary" name="password"
+                           placeholder="Password" required>
+                </div>
+                <div class="d-grid">
+                    <button class="btn btn-primary" type="submit">Login</button>
+                </div>
+            </form>
+            <div class="mt-3">
+                <p class="mb-0  text-center">Don't have an account? <a href="{% url 'accounts:register' %}"
+                                                                       class="text-primary fw-bold">Sign
+                    Up</a></p>
+            </div>
+        </div>
+    </div>
+{% endblock %}

accounts/templates/accounts/register.html

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+{% extends 'base.html' %}
+
+{% block content %}
+<div class="container">
+    <div class="row center">
+        <div class="col-md-5 mx-auto p-5 shadow-sm border rounded border-primary">
+            <p>Already have an account? <a href="{% url 'accounts:login' %}">Login Here</a></p>
+            {% if messages %}
+            <div class="messages">
+                {% for message in messages %}
+                <div {% if message.tags %} class="{{ message.tags }}" {% endif %}>{{ message }}
+                    <button type="button" class="close" data-dismiss="alert" aria-label="Close">
+                        <span aria-hidden="true">&times;</span>
+                    </button>
+                </div>
+                {% endfor %}
+            </div>
+            {% endif %}
+            <form action="" method="POST">
+                {% csrf_token %}
+                {{ form.as_p }}
+                <button type="submit" class="btn btn-primary">Sign Up</button>
+            </form>
+        </div>
+    </div>
+</div>
+{% endblock %}

accounts/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

accounts/urls.py

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+from django.urls import path
+from . import views
+
+app_name = "accounts"
+
+urlpatterns=[
+    path('login/', views.login_user, name='login'),
+    path('logout/', views.logout_user, name='logout'),
+    path('register/', views.create_user, name='register'),
+]

accounts/views.py

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+from django.contrib.auth import authenticate, login, logout
+from django.shortcuts import render, redirect
+from django.contrib.auth.models import User
+from .forms import UserRegistrationForm
+from django.contrib import messages
+from django.http import HttpResponse
+
+
+def login_user(request):
+    if request.method == 'POST':
+        username = request.POST.get('username')
+        password = request.POST.get('password')
+        user = authenticate(username=username, password=password)
+
+        if user is not None:
+            login(request, user)
+            redirect_url = request.GET.get('next', 'home')
+            return redirect(redirect_url)
+        else:
+            messages.error(request, "Username Or Password is incorrect!",
+                           extra_tags='alert alert-warning alert-dismissible fade show')
+
+    return render(request, 'accounts/login.html')
+
+
+def logout_user(request):
+    logout(request)
+    return redirect('home')
+
+
+def create_user(request):
+    if request.method == 'POST':
+        check1 = False
+        check2 = False
+        check3 = False
+        form = UserRegistrationForm(request.POST)
+        if form.is_valid():
+            username = form.cleaned_data['username']
+            password1 = form.cleaned_data['password1']
+            password2 = form.cleaned_data['password2']
+            email = form.cleaned_data['email']
+
+            if password1 != password2:
+                check1 = True
+                messages.error(request, 'Password did not match!',
+                               extra_tags='alert alert-warning alert-dismissible fade show')
+            if User.objects.filter(username=username).exists():
+                check2 = True
+                messages.error(request, 'Username already exists!',
+                               extra_tags='alert alert-warning alert-dismissible fade show')
+            if User.objects.filter(email=email).exists():
+                check3 = True
+                messages.error(request, 'Email already registered!',
+                               extra_tags='alert alert-warning alert-dismissible fade show')
+
+            if check1 or check2 or check3:
+                messages.error(
+                    request, "Registration Failed!", extra_tags='alert alert-warning alert-dismissible fade show')
+                return redirect('accounts:register')
+            else:
+                user = User.objects.create_user(
+                    username=username, password=password1, email=email)
+                messages.success(
+                    request, f'Thanks for registering {user.username}.', extra_tags='alert alert-success alert-dismissible fade show')
+                return redirect('accounts:login')
+    else:
+        form = UserRegistrationForm()
+    return render(request, 'accounts/register.html', {'form': form})