начал делать множественный выбор мест на сеанс

CineSync/static/js/timetable/session.js

@@ -2,9 +2,9 @@
     checkbox.addEventListener('change', function() {
         var filmSession = checkbox.closest('.film_session');
         if (checkbox.checked) {
-            filmSession.classList.add('selected'); // Добавляем класс, если чекбокс выбран
+            filmSession.classList.add('selected');
         } else {
-            filmSession.classList.remove('selected'); // Удаляем класс, если чекбокс не выбран
+            filmSession.classList.remove('selected');
         }
     });
 });

CineSync/templates/timetable/session.html

@@ -23,15 +23,18 @@
     </div>
 </div>
 <div class="seats_card" style="height: {{ height }}vw;">
+    <form method="post">
+        {% csrf_token %}
         <table>
             <tbody>
-        {% for row in session.auditorium.row_count|get_range %}
+            {% for row in session.auditorium.rows.all %}
             <tr>
-            <td class="row_number_cell cell">Ряд {{ row }}</td>
+                <td class="row_number_cell cell">Ряд {{ row.row_number }}</td>
                 {% for seat in seats %}
                 <td class="cell">
                     <label class="film_session">
-                    <input type="checkbox" class="seat_checkbox" value="{{ seat.row_number }}">
+                        <input type="checkbox" name="selected_seats"
+                               value="[{{ seat.row_number }}, {{ row.row_number }}]" class="seat_checkbox">
                         <span class="seat_number">{{ seat.row_number }}</span>
                     </label>
                 </td>
@@ -40,9 +43,8 @@
             {% endfor %}
             </tbody>
         </table>
-    <div>
+        <button type="submit" class="btn btn-primary buy_btn">Купить билет</button>
-        <button class="btn btn-primary buy_btn">Купить билет</button>
+    </form>
-    </div>
 </div>
 <script src="{% static 'js/timetable/session.js' %}"></script>
 {% endblock %}

CineSync/timetable/forms.py

@@ -1,12 +1,28 @@
+from json import loads
+
 from django import forms
 
 from timetable.models import Auditorium, Row
 
 
 class SeatSelectionForm(forms.Form):
-    def __init__(self, auditorium: Auditorium):
+    selected_seats = forms.MultipleChoiceField(
-        super().__init__()
+        widget=forms.CheckboxSelectMultiple(),
-        self.selected_seats = forms.MultipleChoiceField(
-            widget=forms.CheckboxSelectMultiple,
-            choices=[(str(seat.id), seat.row_number) for seat in auditorium.rows.all()],
     )
+
+    def __init__(self, *args, auditorium: Auditorium, **kwargs):
+        super().__init__(*args, **kwargs)
+        choices = []
+        for row in auditorium.rows.all():
+            for seat in range(1, auditorium.row_count + 1):
+                choices.append((f'[{seat}, {row.row_number}]', f'[{seat}, {row.row_number}]'))
+        self.fields['selected_seats'].choices = choices
+
+        for field in self.visible_fields():
+            field.field.widget.attrs.update({"class": "seat_checkbox"})
+
+    def clean_selected_seats(self):
+        selected_seats = self.cleaned_data['selected_seats']
+        if list[str] is type(self.cleaned_data):
+            selected_seats = [loads(field) for field in selected_seats]
+        return selected_seats

CineSync/timetable/views.py

@@ -5,6 +5,7 @@ from django.http import HttpResponse
 from django.shortcuts import render, get_object_or_404
 
 from timetable.models import FilmSession, Row
+
 from timetable.forms import SeatSelectionForm
 
 
@@ -40,6 +41,9 @@ def timetable_view(request):
     )
 
 
+from django.shortcuts import redirect
+
+
 def session_view(request, sess_id):
     session = get_object_or_404(
         FilmSession.objects.all(),
@@ -48,12 +52,18 @@ def session_view(request, sess_id):
     height = round(session.auditorium.row_count * 4 + 7)
 
     if request.method == 'POST':
-        print(request.data)
+        form = SeatSelectionForm(request.POST, auditorium=session.auditorium)
+        if form.is_valid():
+            selected_seats = form.clean_selected_seats()
+            # return redirect('куда-то-перенаправление-после-выбора-мест')
+    else:
+        form = SeatSelectionForm(auditorium=session.auditorium)
 
     context = {
         'session': session,
         'seats': Row.objects.filter(auditorium_id=session.auditorium.id),
         'height': height,
+        'form': form,
     }
     template = 'timetable/session.html'
     return render(request, template, context)