add login form

bookshelf_management/apps/mgmt/forms.py

@@ -14,6 +14,13 @@ class BookSearchForm(forms.Form):
         return str(searchTerm) != ''
            
 
+class LoginForm(forms.Form):
+    username = forms.CharField(label='Username', max_length=64)
+    password = forms.CharField(label='Password', max_length=64)
+    def is_valid():
+        return str(username) != '' and str(password) != ''
+           
+
 
 
 

bookshelf_management/apps/mgmt/templates/login.html

@@ -0,0 +1,13 @@
+{% extends "generic_template.html" %}
+
+{% block content %}
+
+<form action="/login" method="post">
+    {% csrf_token %}
+    {{ form }}
+
+    <input type="submit" value="Login">
+</form>
+<p>{{message}}</p>
+{% endblock %}
+  

bookshelf_management/apps/mgmt/views.py

@@ -1,10 +1,11 @@
 from .models import Book, Bookshelf, BookshelfToBook
 from django.http import HttpResponse
 from django.shortcuts import render, redirect
+from django.contrib.auth import authenticate
 
 
 
-from .forms import NewBookForm, BookSearchForm
+from .forms import NewBookForm, BookSearchForm, LoginForm
 from django.views import generic
 
 # class BookListView(generic.ListView):
@@ -154,3 +155,31 @@ def get_name(request):
         form = NewBookForm()
 
     return render(request, 'name.html', {'form': form})
+
+def login(request):
+    context = {
+        "message": ""
+    }
+    if request.method == 'POST':
+        form = (request.POST)
+        # print(form)
+        # check whether it's valid:
+        if form.get('username') != None and form.get('password') != None:
+            user = authenticate(username=form.get('username'), password=form.get('password'))
+            print(user)
+            if user is not None:
+                # A backend authenticated the credentials
+                return redirect("/bookshelves")
+            else:
+                # No backend authenticated the credentials
+                context["message"] = 'Invalid Login'
+                context['form'] = LoginForm()
+                return render(request, 'login.html', context=context)
+            # redirect to a new URL:
+
+    # if a GET (or any other method) we'll create a blank form
+    else:
+        form = LoginForm()
+        context['form'] = form
+    
+    return render(request, 'login.html', context=context)

bookshelf_management/urls.py

@@ -24,6 +24,7 @@ urlpatterns = [
     path('admin/', admin.site.urls),
     path('bookshelves', views.bookshelfList, name='detail'),
     path('books', views.searchBooks, name='detail'),
+    path('login', views.login, name='detail'),
     path('books/<int:bookId>', views.bookshelvesOfBook, name='detail'),
     path('bookshelves/<int:bookshelfId>/search', views.searchBooksToAdd, name='detail'),
     path('bookshelves/<int:bookshelfId>', views.booksInBookshelf, name='detail')