manuels-scolaires/manuels/views.py

260 lines
8.3 KiB
Python

import logging
from django.contrib import messages
from django.http import HttpResponseRedirect, JsonResponse
from django.shortcuts import redirect
from django.urls import reverse
from django.views.decorators.cache import cache_page
from django.views.generic import CreateView, DeleteView, TemplateView, UpdateView
from manuels.forms import AddBookForm, AddSuppliesForm, EditBookForm, EditSuppliesForm
from manuels.models import Book, CommonSupply, ISBNError, SuppliesRequirement, Teacher
logger = logging.getLogger(__name__)
class HomePageView(CreateView):
model = Teacher
fields = ["first_name", "last_name", "phone_number", "email"]
template_name = "manuels/home_page.html"
def get(self, request, *args, **kwargs):
teacher_pk = request.session.get("teacher_pk")
if teacher_pk:
return redirect("list_books", pk=teacher_pk)
return super().get(request, *args, **kwargs)
def form_valid(self, form):
response = super().form_valid(form)
self.object.send_link(self.request)
return response
class BaseTeacherView:
teacher = None
teacher_field = "pk"
def dispatch(self, request, *args, **kwargs):
self.teacher = Teacher.objects.filter(
pk=self.kwargs[self.teacher_field]
).first()
if not self.teacher:
messages.warning(
request,
"Impossible de trouver le coordonnateur demandé. Si vous pensez que ceci est "
"une erreur, merci de vous adresser à votre documentaliste.",
)
return redirect("clear_teacher")
request.session["teacher_pk"] = str(self.teacher.pk)
return super().dispatch(request, *args, **kwargs)
def get_context_data(self, **kwargs):
context = super().get_context_data()
context["teacher"] = self.teacher
return context
class ListBooksView(BaseTeacherView, TemplateView):
template_name = "manuels/list_books_supplies.html"
class ItemView(BaseTeacherView):
add_another = False
item_text = None
item_text_plural = None
success_target = None
message_template = None
verb = None
button_class = "primary"
button_icon = "fas fa-check-circle"
def dispatch(self, request, *args, **kwargs):
response = super().dispatch(request, *args, **kwargs)
if self.teacher and self.teacher.has_confirmed_list:
messages.error(
request,
"Vous avez déjà confirmé vos listes. Il n'est plus possible de les modifier.",
)
return redirect("list_books", pk=self.teacher.pk)
return response
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["item"] = self.item_text
context["item_plural"] = self.item_text_plural
context["message_template"] = self.message_template
context["verb"] = self.verb
context["button_class"] = self.button_class
context["button_icon"] = self.button_icon
return context
def get_initial(self):
return {"teacher": self.teacher}
def get_form(self, form_class=None):
form = super().get_form(form_class)
form.fields["teacher"].queryset = Teacher.objects.filter(pk=self.teacher.pk)
return form
class AddItemView(ItemView, CreateView):
verb = "Ajouter"
button_icon = "fas fa-plus-circle"
def get_success_url(self):
if self.add_another:
return reverse(self.success_target, args=[str(self.teacher.pk)])
else:
return reverse("list_books", args=[str(self.teacher.pk)])
def form_valid(self, form):
self.add_another = form.cleaned_data["add_another"]
return HttpResponseRedirect(self.get_success_url())
class BookView:
model = Book
success_target = "add_book"
item_text = "un livre"
item_text_plural = "livres"
class AddBookView(BookView, AddItemView):
form_class = AddBookForm
template_name = "manuels/add_book.html"
def form_valid(self, form: AddBookForm):
for level in form.cleaned_data["levels"]:
book = Book.objects.create(
teacher=form.cleaned_data["teacher"],
level=level,
field=form.cleaned_data["field"],
title=form.cleaned_data["title"],
authors=form.cleaned_data["authors"],
editor=form.cleaned_data["editor"],
other_editor=form.cleaned_data["other_editor"],
publication_year=form.cleaned_data["publication_year"],
isbn=form.cleaned_data["isbn"],
price=form.cleaned_data["price"],
previously_acquired=form.cleaned_data["previously_acquired"],
comments=form.cleaned_data["comments"],
consumable=form.cleaned_data["consumable"],
)
messages.success(self.request, f'"{book}" a été ajouté.')
return super().form_valid(form)
class SuppliesView:
model = SuppliesRequirement
success_target = "add_supplies"
item_text = "des fournitures"
item_text_plural = "fournitures"
class AddSuppliesView(SuppliesView, AddItemView):
form_class = AddSuppliesForm
message_template = "manuels/supplies_message.html"
template_name = "manuels/add_supplies.html"
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["common_supplies"] = CommonSupply.objects.all()
return context
def form_valid(self, form: AddBookForm):
for level in form.cleaned_data["levels"]:
supplies = SuppliesRequirement.objects.create(
teacher=form.cleaned_data["teacher"],
level=level,
field=form.cleaned_data["field"],
supplies=form.cleaned_data["supplies"],
)
messages.success(self.request, f'"{supplies}" a été ajouté.')
return super().form_valid(form)
class EditItemView(ItemView, UpdateView):
teacher_field = "teacher_pk"
item_text = None
item_text_plural = None
message_template = None
verb = "Modifier"
def get_queryset(self):
return self.model.objects.filter(teacher=self.teacher)
def get_success_url(self):
messages.success(self.request, f'"{self.object}" a été modifié.')
return reverse("list_books", args=[str(self.teacher.pk)])
class EditBookView(BookView, EditItemView):
form_class = EditBookForm
template_name = "manuels/add_book.html"
class EditSuppliesView(SuppliesView, EditItemView):
form_class = EditSuppliesForm
template_name = "manuels/add_supplies.html"
class DeleteItemView(ItemView, DeleteView):
teacher_field = "teacher_pk"
item_text = None
item_text_plural = None
message_template = "manuels/confirm_delete.html"
verb = "Supprimer"
button_class = "danger"
button_icon = "fas fa-trash"
template_name = "manuels/add_supplies.html"
def get_queryset(self):
return self.model.objects.filter(teacher=self.teacher)
def get_success_url(self):
messages.success(self.request, f'"{self.object}" a été supprimé.')
return reverse("list_books", args=[str(self.teacher.pk)])
class DeleteBookView(BookView, DeleteItemView):
pass
class DeleteSuppliesView(SuppliesView, DeleteItemView):
pass
def clear_teacher_view(request):
if "teacher_pk" in request.session:
del request.session["teacher_pk"]
return redirect("home_page")
class ConfirmTeacherView(BaseTeacherView, UpdateView):
model = Teacher
fields = []
template_name = "manuels/confirm_teacher.html"
def form_valid(self, form):
response = super().form_valid(form)
self.object.has_confirmed_list = True
self.object.save()
self.object.send_confirmation(request=self.request)
messages.success(
self.request,
"Vos listes ont été validées. Votre documentaliste a été notifiée par email.",
)
return response
# We are able to cache the response because it's very unlikely that the details of a book will change through time
@cache_page(2 * 60 * 60)
def isbn_api(request, isbn):
try:
return JsonResponse(Book.fetch_from_decitre(isbn))
except ISBNError as e:
return JsonResponse(e.data)