123 lines
4.0 KiB
Python
123 lines
4.0 KiB
Python
from django.views.generic import ListView, TemplateView
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from django.views.generic.edit import CreateView, UpdateView
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from django.urls import reverse_lazy
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from django.views.generic.detail import DetailView
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from django.views.generic.edit import FormMixin
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from .forms import CommentForm
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from django.urls import reverse
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from django.contrib.auth.mixins import LoginRequiredMixin
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from django.contrib import messages
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from django.shortcuts import redirect
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from .models import Ticket, TicketHistory
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class HomeView(TemplateView):
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template_name = "ticketsystem/home.html"
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class TicketListView(ListView):
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model = Ticket
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template_name = "ticketsystem/index.html"
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context_object_name = "tickets"
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ordering = ["-created_at"] # neueste zuerst
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paginate_by = 10 # optional: Pagination (10 Tickets pro Seite)
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def get_queryset(self):
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queryset = super().get_queryset()
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status = self.request.GET.get("status")
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if status:
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queryset = queryset.filter(status=status)
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return queryset
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context["selected_status"] = self.request.GET.get("status", "")
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return context
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class TicketDetailView(FormMixin, DetailView):
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model = Ticket
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template_name = "ticketsystem/detail.html"
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context_object_name = "ticket"
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form_class = CommentForm
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def get_success_url(self):
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return reverse("detail", kwargs={"pk": self.object.pk})
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def post(self, request, *args, **kwargs):
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self.object = self.get_object()
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form = self.get_form()
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if form.is_valid():
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comment = form.save(commit=False)
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comment.ticket = self.object
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comment.author = request.user
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comment.save()
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return super().form_valid(form)
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return self.form_invalid(form)
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context["form"] = self.get_form()
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return context
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class TicketCreateView(CreateView):
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model = Ticket
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fields = [
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"title",
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"description",
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"priority",
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"assigned_to",
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] # user & status wird automatisch gesetzt
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template_name = "ticketsystem/ticket_form.html"
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success_url = reverse_lazy("ticket-list")
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def form_valid(self, form):
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form.instance.created_by = (
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self.request.user
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) # Der angemeldete User wird automatisch gesetzt
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form.instance.status = "open" # Neues Ticket beginnt immer als "offen"
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return super().form_valid(form)
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class TicketUpdateView(LoginRequiredMixin, UpdateView):
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model = Ticket
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fields = ["title", "description", "status", "priority", "assigned_to"]
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template_name = "ticketsystem/ticket_form.html"
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def dispatch(self, request, *args, **kwargs):
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ticket = self.get_object()
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user = request.user
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if user != ticket.assigned_to:
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messages.error(request, "⛔ Du darfst dieses Ticket nicht bearbeiten.")
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return redirect("detail", pk=ticket.pk)
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return super().dispatch(request, *args, **kwargs)
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def get_queryset(self):
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return Ticket.objects.all() # Optional: Nur eigene Tickets bearbeiten lassen?
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def form_valid(self, form):
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ticket = form.instance
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original = Ticket.objects.get(pk=ticket.pk)
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response = super().form_valid(form) # Speichert das Ticket
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tracked_fields = ["status", "description", "priority"]
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for field in tracked_fields:
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if field in form.changed_data:
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old_value = getattr(original, field)
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new_value = form.cleaned_data.get(field)
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TicketHistory.objects.create(
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ticket=ticket,
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changed_by=self.request.user,
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field=field,
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old_value=str(old_value),
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new_value=str(new_value),
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)
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return response
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def get_success_url(self):
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return reverse_lazy("detail", kwargs={"pk": self.object.pk})
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