Add rudimentary timeslot support

changelog.d/+add-rudimentary-timeslots-page.added.md

@@ -0,0 +1 @@
+Replaced the placeholder time-slots page with a very ugly but functional one.

src/argus/htmx/templates/htmx/base.html

@@ -19,7 +19,7 @@
               <a href="{% url 'htmx:incident-list' %}">Incidents</a>
             </li>
             <li>
-              <a href="{% url 'htmx:timeslot-placeholder' %}">Timeslots</a>
+              <a href="{% url 'htmx:timeslot-list' %}">Timeslots</a>
             </li>
             <li>
               <a href="{% url 'htmx:notificationprofile-placeholder' %}">Profiles</a>

src/argus/htmx/templates/htmx/timeslot/_timeslot_detail.html

@@ -0,0 +1,16 @@
+<section>
+  <h2>{{ object.name }}</h2>
+  <div>
+    {% for time_recurrence in object.time_recurrences.all %}<p>{{ time_recurrence }}</p>{% endfor %}
+    {% if show_buttons %}
+      <p>
+        <a class="btn btn-primary"
+           href="{% url "htmx:timeslot-update" pk=object.pk %}">Update</a>
+      </p>
+      <p>
+        <a class="btn btn-primary"
+           href="{% url "htmx:timeslot-delete" pk=object.pk %}">Delete</a>
+      </p>
+    {% endif %}
+  </div>
+</section>

src/argus/htmx/templates/htmx/timeslot/timeslot_confirm_delete.html

@@ -0,0 +1,9 @@
+{% extends "htmx/base.html" %}
+{% block main %}
+  <form method="post">
+    {% csrf_token %}
+    <p>Are you sure you want to delete "{{ object }}"?</p>
+    {{ form }}
+    <input class="btn btn-primary" type="submit" value="Confirm">
+  </form>
+{% endblock main %}

src/argus/htmx/templates/htmx/timeslot/timeslot_detail.html

@@ -0,0 +1,6 @@
+{% extends "htmx/base.html" %}
+{% block main %}
+  {% with show_buttons=True %}
+    {% include "./_timeslot_detail.html" %}
+  {% endwith %}
+{% endblock main %}

src/argus/htmx/templates/htmx/timeslot/timeslot_form.html

@@ -0,0 +1,9 @@
+{% extends "htmx/base.html" %}
+{% block main %}
+  <form method="post">
+    {% csrf_token %}
+    {{ form.as_div }}
+    {{ formset.as_div }}
+    <input class="btn btn-primary" type="submit" value="Save">
+  </form>
+{% endblock main %}

src/argus/htmx/templates/htmx/timeslot/timeslot_list.html

@@ -0,0 +1,23 @@
+{% extends "htmx/base.html" %}
+{% block main %}
+  <p>
+    <a class="btn btn-primary" href="{% url "htmx:timeslot-create" %}">Create</a>
+  </p>
+  {% for object in object_list %}
+    <div>
+      {% include "./_timeslot_detail.html" %}
+      <p>
+        <a class="btn btn-primary"
+           href="{% url "htmx:timeslot-detail" pk=object.pk %}">View</a>
+      </p>
+      <p>
+        <a class="btn btn-primary"
+           href="{% url "htmx:timeslot-update" pk=object.pk %}">Update</a>
+      </p>
+      <p>
+        <a class="btn btn-primary"
+           href="{% url "htmx:timeslot-delete" pk=object.pk %}">Delete</a>
+      </p>
+    </div>
+  {% endfor %}
+{% endblock main %}

src/argus/htmx/timeslot/urls.py

@@ -1,23 +1,13 @@
-from django.http import HttpResponse
-from django.template import Template, RequestContext
 from django.urls import path
-from django.views.decorators.http import require_GET
 
-
-@require_GET
-def placeholder(request):
-    template = Template(
-        """{% extends "htmx/base.html" %}
-        {% block main %}
-        <h1>TIMESLOT PLACEHOLDER</h1>
-        {% endblock main %}
-        """
-    )
-    context = RequestContext(request)
-    return HttpResponse(template.render(context))
+from . import views
 
 
 app_name = "htmx"
 urlpatterns = [
-    path("", placeholder, name="timeslot-placeholder"),
+    path("", views.TimeslotListView.as_view(), name="timeslot-list"),
+    path("create/", views.TimeslotCreateView.as_view(), name="timeslot-create"),
+    path("<pk>/", views.TimeslotDetailView.as_view(), name="timeslot-detail"),
+    path("<pk>/update/", views.TimeslotUpdateView.as_view(), name="timeslot-update"),
+    path("<pk>/delete/", views.TimeslotDeleteView.as_view(), name="timeslot-delete"),
 ]

src/argus/htmx/timeslot/views.py

@@ -0,0 +1,104 @@
+from typing import Optional
+
+from django import forms
+from django.http import HttpResponseRedirect
+from django.urls import reverse
+from django.views.generic import CreateView, DeleteView, DetailView, ListView, UpdateView
+
+from argus.notificationprofile.models import Timeslot, TimeRecurrence
+
+
+class TimeRecurrenceForm(forms.ModelForm):
+    class Meta:
+        model = TimeRecurrence
+        exclude = ["timeslot"]
+
+
+def make_timerecurrence_formset(data: Optional[dict] = None, timeslot: Optional[Timeslot] = None):
+    extra = 0 if not timeslot else 1
+    TimeRecurrenceFormSet = forms.inlineformset_factory(
+        Timeslot, TimeRecurrence, fields="__all__", extra=extra, can_delete=False, min_num=1
+    )
+    return TimeRecurrenceFormSet(data=data, instance=timeslot)
+
+
+class TimeslotMixin:
+    model = Timeslot
+
+    def get_queryset(self):
+        qs = super().get_queryset().prefetch_related("time_recurrences")
+        return qs.filter(user_id=self.request.user.id)
+
+    def get_template_names(self):
+        orig_app_label = self.model._meta.app_label
+        orig_model_name = self.model._meta.model_name
+        self.model._meta.app_label = "htmx/timeslot"
+        self.model._meta.model_name = "timeslot"
+        templates = super().get_template_names()
+        self.model._meta.app_label = orig_app_label
+        self.model._meta.model_name = orig_model_name
+        return templates
+
+    def get_success_url(self):
+        return reverse("htmx:timeslot-list")
+
+
+class FormsetMixin:
+    def post(self, request, *args, **kwargs):
+        form = self.get_form()
+        formset = make_timerecurrence_formset(data=request.POST, timeslot=self.object)
+        if form.is_valid() and formset.is_valid():
+            return self.form_valid(form, formset)
+        else:
+            return self.form_invalid(form, formset)
+
+    def form_invalid(self, form, formset):
+        return self.render_to_response(self.get_context_data(form=form, formset=formset))
+
+    def form_valid(self, form, formset):
+        self.object = form.save(commit=False)
+        self.object.user = self.request.user
+        self.object.save()
+        trs = formset.save(commit=False)
+        for tr in trs:
+            tr.timeslot = self.object
+            tr.save()
+        return HttpResponseRedirect(self.get_success_url())
+
+
+class TimeslotListView(TimeslotMixin, ListView):
+    pass
+
+
+class TimeslotDetailView(TimeslotMixin, DetailView):
+    pass
+
+
+class TimeslotCreateView(FormsetMixin, TimeslotMixin, CreateView):
+    fields = ["name"]
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context["formset"] = make_timerecurrence_formset()
+        return context
+
+    def post(self, request, *args, **kwargs):
+        self.object = None
+        return super().post(request, *args, **kwargs)
+
+
+class TimeslotUpdateView(FormsetMixin, TimeslotMixin, UpdateView):
+    fields = ["name"]
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context["formset"] = make_timerecurrence_formset(timeslot=self.object)
+        return context
+
+    def post(self, request, *args, **kwargs):
+        self.object = self.get_object()
+        return super().post(request, *args, **kwargs)
+
+
+class TimeslotDeleteView(TimeslotMixin, DeleteView):
+    pass