feat: bulk edit selected transactions

app/apps/transactions/forms.py

@@ -223,6 +223,43 @@ class TransactionForm(forms.ModelForm):
         return instance
 
 
+class BulkEditTransactionForm(TransactionForm):
+    is_paid = forms.NullBooleanField(required=False)
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        # Make all fields optional
+        for field_name, field in self.fields.items():
+            field.required = False
+
+        del self.helper.layout[-1]  # Remove button
+        del self.helper.layout[0:2]  # Remove type, is_paid field
+
+        self.helper.layout.insert(
+            0,
+            Field(
+                "type",
+                template="transactions/widgets/unselectable_income_expense_toggle_buttons.html",
+            ),
+        )
+
+        self.helper.layout.insert(
+            1,
+            Field(
+                "is_paid",
+                template="transactions/widgets/unselectable_paid_toggle_button.html",
+            ),
+        )
+
+        self.helper.layout.append(
+            FormActions(
+                NoClassSubmit(
+                    "submit", _("Update"), css_class="btn btn-outline-primary w-100"
+                ),
+            ),
+        )
+
+
 class TransferForm(forms.Form):
     from_account = forms.ModelChoiceField(
         queryset=Account.objects.filter(is_archived=False),

app/apps/transactions/urls.py

@@ -41,6 +41,11 @@ urlpatterns = [
         views.transaction_edit,
         name="transaction_edit",
     ),
+    path(
+        "transactions/bulk-edit/",
+        views.transactions_bulk_edit,
+        name="transactions_bulk_edit",
+    ),
     path(
         "transaction/<int:transaction_id>/clone/",
         views.transaction_clone,

app/apps/transactions/views/transactions.py

@@ -12,9 +12,13 @@ from django.views.decorators.http import require_http_methods
 
 from apps.common.decorators.htmx import only_htmx
 from apps.common.utils.dicts import remove_falsey_entries
-from apps.rules.signals import transaction_created
+from apps.rules.signals import transaction_created, transaction_updated
 from apps.transactions.filters import TransactionsFilter
-from apps.transactions.forms import TransactionForm, TransferForm
+from apps.transactions.forms import (
+    TransactionForm,
+    TransferForm,
+    BulkEditTransactionForm,
+)
 from apps.transactions.models import Transaction
 from apps.transactions.utils.calculations import (
     calculate_currency_totals,
@@ -135,6 +139,61 @@ def transaction_edit(request, transaction_id, **kwargs):
     )
 
 
+@only_htmx
+@login_required
+@require_http_methods(["GET", "POST"])
+def transactions_bulk_edit(request):
+    # Get selected transaction IDs from the URL parameter
+    transaction_ids = request.GET.getlist("transactions") or request.POST.getlist(
+        "transactions"
+    )
+    print(transaction_ids)
+    # Load the selected transactions
+    transactions = Transaction.objects.filter(id__in=transaction_ids)
+
+    if request.method == "POST":
+        form = BulkEditTransactionForm(request.POST, user=request.user)
+        if form.is_valid():
+            print(form.cleaned_data)
+            # Apply changes from the form to all selected transactions
+            for transaction in transactions:
+                for field_name, value in form.cleaned_data.items():
+                    if value or isinstance(
+                        value, bool
+                    ):  # Only update fields that have been filled in the form
+                        if field_name == "tags":
+                            transaction.tags.set(value)
+                        elif field_name == "entities":
+                            transaction.entities.set(value)
+                        else:
+                            setattr(transaction, field_name, value)
+
+                print(transaction.is_paid)
+                transaction.save()
+                transaction_updated.send(sender=transaction)
+
+            messages.success(
+                request,
+                _("{count} transactions updated successfully").format(
+                    count=len(transaction_ids)
+                ),
+            )
+            return HttpResponse(
+                status=204,
+                headers={"HX-Trigger": "updated, hide_offcanvas"},
+            )
+    else:
+        form = BulkEditTransactionForm(
+            initial={"is_paid": None, "type": None}, user=request.user
+        )
+
+    context = {
+        "form": form,
+        "transactions": transactions,
+    }
+    return render(request, "transactions/fragments/bulk_edit.html", context)
+
+
 @only_htmx
 @login_required
 @require_http_methods(["GET", "POST"])