feat: pagination

book_loans/templates/book_loan_table_data.html

-<div class="table-responsive">
-  <table class="table table-hover">
+<table class="table table-hover">
   <thead>
     <tr class="table-primary">
       <th scope="col">Book</th>
@@ -50,5 +49,5 @@
     </tr>
     {% endif %}
   </tbody>
-  </table>
-</div>
+</table>
+{% include "pagination.html" %}

book_loans/views.py

@@ -9,19 +9,41 @@ from django.shortcuts import render, get_object_or_404
 from book_loans.models import Book, BookLoans
 from members.models import Members
 from book_loans.forms import BookLoanForm
+from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
 
 
 def index(request):
-    latest_book_loan_list = BookLoans.objects.order_by("-created_at")[:10]
+    book_loan_lists = BookLoans.objects.all()
     books = Book.objects.all()
     member = Members.objects.all()
     context = {
-        "book_loans": latest_book_loan_list,
+        "book_loans": book_loan_lists,
         "form": BookLoanForm(),
         "books": books,
         "members": member,
     }
 
+    default_page = 1
+    page = request.GET.get("page", default_page)
+    items_per_page = 5
+    paginator = Paginator(book_loan_lists, items_per_page)
+
+    try:
+        page_obj = paginator.page(page)
+        context["page_obj"] = page_obj
+        context["book_loans"] = page_obj
+        cache.clear()
+    except PageNotAnInteger:
+        page_obj = paginator.page(default_page)
+        context["page_obj"] = page_obj
+        context["book_loans"] = page_obj
+        cache.clear()
+    except EmptyPage:
+        page_obj = paginator.page(paginator.num_pages)
+        context["page_obj"] = page_obj
+        context["book_loans"] = page_obj
+        cache.clear()
+
     if request.method == "POST":
         form = BookLoanForm(request.POST)
         if form.is_valid:
@@ -74,12 +96,12 @@ def index(request):
 
 
 def update(request, id):
-    latest_book_loan_list = BookLoans.objects.order_by("created_at")[:10]
+    book_loans = BookLoans.objects.order_by("created_at")[:10]
     loan = get_object_or_404(BookLoans, id=id)
     books = Book.objects.all()
     member = Members.objects.all()
     context = {
-        "book_loans": latest_book_loan_list,
+        "book_loans": book_loans,
         "loan": loan,
         "books": books,
         "members": member,

books/templates/book_table_data.html

@@ -46,3 +46,4 @@
     {% endif %}
   </tbody>
 </table>
+{% include "pagination.html" %}

books/urls.py

@@ -4,11 +4,12 @@ from django.views.decorators.cache import cache_page
 from django.conf import settings
 
 urlpatterns = [
-    path(
-        "",
-        cache_page(settings.CACHE_TTL, key_prefix="books")(index),
-        name="book_list",
-    ),
+    # path(
+    #     "",
+    #     cache_page(settings.CACHE_TTL, key_prefix="books")(index),
+    #     name="book_list",
+    # ),
+    path("", index, name="book_list"),
     path("<int:id>/update/", update, name="book_update"),
     path("<int:id>/delete/", delete, name="book_delete"),
 ]

books/views.py

 from django.shortcuts import get_object_or_404, render
 from django.core.cache import cache
+
 from django.http import HttpResponseRedirect
 from datetime import datetime
 from django.db.models import Q
 
 from books.models import Book
 from books.forms import BookForm
+from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
 
 
 def index(request):
     context = {"form": BookForm()}
-    latest_book_list = Book.objects.order_by("-created_at")[:10]
-    context["books"] = latest_book_list
+    books = Book.objects.all()
+
+    default_page = 1
+    page = request.GET.get("page", default_page)
+    items_per_page = 5
+    paginator = Paginator(books, items_per_page)
+
+    try:
+        page_obj = paginator.page(page)
+        context["page_obj"] = page_obj
+        context["books"] = page_obj
+        cache.clear()
+    except PageNotAnInteger:
+        page_obj = paginator.page(default_page)
+        context["page_obj"] = page_obj
+        context["books"] = page_obj
+        cache.clear()
+    except EmptyPage:
+        page_obj = paginator.page(paginator.num_pages)
+        context["page_obj"] = page_obj
+        context["books"] = page_obj
+        cache.clear()
 
     if request.method == "POST":
         form = BookForm(request.POST)

dashboards/templates/pagination.html

 <nav aria-label="Page navigation example">
   <ul class="pagination">
-    <li class="page-item"><a class="page-link" href="#">Previous</a></li>
-    <li class="page-item"><a class="page-link" href="#">1</a></li>
-    <li class="page-item"><a class="page-link" href="#">2</a></li>
-    <li class="page-item"><a class="page-link" href="#">3</a></li>
-    <li class="page-item"><a class="page-link" href="#">Next</a></li>
+    {% if page_obj.has_previous %}
+    <li class="page-item">
+      <a class="page-link" href="?page={{ page_obj.previous_page_number }}"
+        >Previous</a
+      >
+    </li>
+    {% else %}
+    <li class="page-item">
+      <a class="page-link disabled" href="#">Previous</a>
+    </li>
+    {% endif %} {% for index in page_obj.paginator.page_range %}
+    <li class="page-item {% if page_obj.number == index %}active{% endif %}">
+      <a class="page-link" href="?page={{ index }}">{{ index }}</a>
+    </li>
+    {% endfor %} {% if page_obj.has_next %}
+    <li class="page-item">
+      <a class="page-link" href="?page={{  page_obj.next_page_number }}"
+        >Next</a
+      >
+    </li>
+    {% else %}
+    <li class="page-item">
+      <a class="page-link disabled" href="#">Next</a>
+    </li>
+    {% endif %}
   </ul>
 </nav>

librarians/templates/librarians_table_data.html

@@ -44,3 +44,4 @@
     {% endif %}
   </tbody>
 </table>
+{% include "pagination.html" %}

librarians/views.py

-from authentications.utils import create_auth_session, Hasher
+from authentications.utils import Hasher
 from django.shortcuts import get_object_or_404, render
 from django.core.cache import cache
 from django.http import HttpResponseRedirect
@@ -7,11 +7,33 @@ from datetime import datetime
 
 from librarians.models import Librarians
 from librarians.forms import LibrarianForm
+from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
 
 
 def index(request):
-    latest_librarian_list = Librarians.objects.order_by("created_at")[:10]
-    context = {"librarians": latest_librarian_list, "form": LibrarianForm()}
+    librarians = Librarians.objects.all()
+    context = {"librarians": librarians, "form": LibrarianForm()}
+
+    default_page = 1
+    page = request.GET.get("page", default_page)
+    items_per_page = 5
+    paginator = Paginator(librarians, items_per_page)
+
+    try:
+        page_obj = paginator.page(page)
+        context["page_obj"] = page_obj
+        context["librarians"] = page_obj
+        cache.clear()
+    except PageNotAnInteger:
+        page_obj = paginator.page(default_page)
+        context["page_obj"] = page_obj
+        context["librarians"] = page_obj
+        cache.clear()
+    except EmptyPage:
+        page_obj = paginator.page(paginator.num_pages)
+        context["page_obj"] = page_obj
+        context["librarians"] = page_obj
+        cache.clear()
 
     if request.method == "POST":
         form = LibrarianForm(request.POST)

members/templates/members_table_data.html

-
-  <table class="table table-hover">
+<table class="table table-hover">
   <thead>
     <tr class="table-primary">
       <th scope="col">Name</th>
@@ -47,5 +46,5 @@
     </tr>
     {% endif %}
   </tbody>
-  </table>
-</div>
+</table>
+{% include "pagination.html" %}

members/views.py

@@ -6,11 +6,33 @@ from datetime import datetime
 
 from members.models import Members
 from members.forms import MemberForm
+from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
 
 
 def index(request):
-    latest_memeber_list = Members.objects.order_by("created_at")[:10]
-    context = {"members": latest_memeber_list, "form": MemberForm()}
+    members = Members.objects.order_by("created_at")[:10]
+    context = {"members": members, "form": MemberForm()}
+
+    default_page = 1
+    page = request.GET.get("page", default_page)
+    items_per_page = 5
+    paginator = Paginator(members, items_per_page)
+
+    try:
+        page_obj = paginator.page(page)
+        context["page_obj"] = page_obj
+        context["members"] = page_obj
+        cache.clear()
+    except PageNotAnInteger:
+        page_obj = paginator.page(default_page)
+        context["page_obj"] = page_obj
+        context["members"] = page_obj
+        cache.clear()
+    except EmptyPage:
+        page_obj = paginator.page(paginator.num_pages)
+        context["page_obj"] = page_obj
+        context["members"] = page_obj
+        cache.clear()
 
     if request.method == "POST":
         form = MemberForm(request.POST)