feat: school data confirmation step

trojstenid/schools/templates/settings/school_create.html

@@ -41,10 +41,28 @@ <h2 class="text-xl font-bold text-gray-900">Nový záznam o škole</h2>
           </div>
           {% endif %}
         </div>
-        {% form form %}
-        <div>
-          <button class="btn btn-blue" type="submit">Uložiť</button>
-        </div>
+        {% if confirmation %}
+          <div class="rounded-md bg-blue-50 p-4 text-blue-900">
+            Podľa zadaných údajov navštevuješ tento školský rok
+            <strong>{{ current_year }}</strong> na škole <strong>{{ school }}</strong>.
+            Je to správne?
+          </div>
+
+          <input type="hidden" name="confirmed" value="1">
+          {% for field in form %}
+            {{ field.as_hidden }}
+          {% endfor %}
+
+          <div class="flex gap-2">
+            <button class="btn btn-blue" type="submit">Áno, uložiť</button>
+            <button class="btn btn-black" type="button" onclick="history.back()">Nie, upraviť</button>
+          </div>
+        {% else %}
+          {% form form %}
+          <div>
+            <button class="btn btn-blue" type="submit">Pokračovať</button>
+          </div>
+        {% endif %}
       </form>
     {% endif %}
   </div>

trojstenid/schools/views.py

@@ -6,6 +6,7 @@
 from django.db.models import QuerySet
 from django.http import HttpResponseRedirect
 from django.urls import reverse
+from django.utils import timezone
 from django.utils.functional import cached_property
 from django.views.generic import FormView, ListView, TemplateView
 
@@ -49,23 +50,32 @@ def get_context_data(self, **kwargs: Any) -> dict[str, Any]:
         ctx["school"] = self.school
         return ctx
 
-    @transaction.atomic
-    def form_valid(self, form: SchoolRecordForm):  # pyright: ignore
-        assert isinstance(self.request.user, User)
-
+    def build_record(self, form: SchoolRecordForm) -> UserSchoolRecord:
         type_id, year = form.cleaned_data["start_year"].split(":")
-        start_date = form.cleaned_data["start_date"]
-        end_date = form.cleaned_data["end_date"]
-
-        UserSchoolRecord.objects.end_active(self.request.user, start_date)
-        record = UserSchoolRecord(
+        return UserSchoolRecord(
             user=self.request.user,
             school=self.school,
-            start_date=start_date,
-            end_date=end_date,
+            start_date=form.cleaned_data["start_date"],
+            end_date=form.cleaned_data["end_date"],
             school_type_id=type_id,
-            start_year=year,
+            start_year=int(year),
         )
+
+    def form_valid(self, form: SchoolRecordForm):  # pyright: ignore
+        record = self.build_record(form)
+        if not self.request.POST.get("confirmed"):
+            ctx = self.get_context_data(form=form)
+            ctx["confirmation"] = True
+            current_year = record.get_current_year_display(timezone.now().date())
+            ctx["current_year"] = f"{current_year} ({record.school_type.short})"
+            return self.render_to_response(ctx)
+
+        return self.save_record(form, record)
+
+    @transaction.atomic
+    def save_record(self, form: SchoolRecordForm, record: UserSchoolRecord):
+        assert isinstance(self.request.user, User)
+        UserSchoolRecord.objects.end_active(self.request.user, record.start_date)
         try:
             record.full_clean()
         except ValidationError as e: