fix(SFT-2801): minimum amount value used in Stripe payment intents

packages/plugin/src/Integrations/PaymentGateways/Stripe/Fields/StripeField.php

@@ -177,7 +177,7 @@ class StripeField extends AbstractField implements PaymentFieldInterface, SkipGi
     #[ValueTransformer(FieldTransformer::class)]
     #[Input\Field(
         label: 'Payment Amount Field',
-        instructions: 'Select a Number field which will determine the payment amount.',
+        instructions: 'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.',
         emptyOption: 'No field selected',
         implements: [
             NumericInterface::class,

packages/plugin/src/Integrations/PaymentGateways/Stripe/Services/StripePriceService.php

@@ -154,6 +154,12 @@ private function getDynamicAmount(Form $form, StripeField $field): float
             $amount = (float) $formField->getValue();
         }
 
+        // Stripe expects the minimum amount of $0.50 US or equivalent in Payment Currency.
+        // https://docs.stripe.com/api/payment_intents/create?lang=php&api-version=2026-02-25.clover#create_payment_intent-amount
+        if (empty($amount)) {
+            return 0.5;
+        }
+
         return $amount;
     }
 

packages/plugin/src/translations/de/freeform.php

@@ -259,6 +259,7 @@
     'Enter the amount you want to charge for this payment.' => 'Geben Sie den Betrag ein, den Sie für diese Zahlung berechnen möchten.',
     'Payment Amount Field' => 'Zahlungsbetragsfeld',
     'Select a Number field which will determine the payment amount.' => 'Wählen Sie ein Zahlenfeld aus, das den Zahlungsbetrag bestimmt.',
+    'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.' => 'Wählen Sie ein Zahlenfeld aus, das den Zahlungsbetrag bestimmt. Der Mindestbetrag beträgt 0,50 US-Dollar oder den entsprechenden Gegenwert in Ihrer Währung.',
     'Payment Currency' => 'Zahlungswährung',
     'Subscription Product Name' => 'Name des Abonnementprodukts',
     'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.' => 'Geben Sie den Namen des Produkts ein, für das Sie sich anmelden möchten. Sie können die Objekte `form` und `integration` in Twig verwenden.',

packages/plugin/src/translations/en/freeform.php

@@ -259,6 +259,7 @@
     'Enter the amount you want to charge for this payment.' => 'Enter the amount you want to charge for this payment.',
     'Payment Amount Field' => 'Payment Amount Field',
     'Select a Number field which will determine the payment amount.' => 'Select a Number field which will determine the payment amount.',
+    'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.' => 'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.',
     'Payment Currency' => 'Payment Currency',
     'Subscription Product Name' => 'Subscription Product Name',
     'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.' => 'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.',

packages/plugin/src/translations/fr/freeform.php

@@ -259,6 +259,7 @@
     'Enter the amount you want to charge for this payment.' => 'Entrez le montant que vous voulez facturer pour ce paiement.',
     'Payment Amount Field' => 'Champ du montant du paiement',
     'Select a Number field which will determine the payment amount.' => 'Sélectionnez un champ Nombre qui déterminera le montant du paiement.',
+    'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.' => 'Sélectionnez un champ Nombre qui déterminera le montant du paiement. Le montant minimum est de 0,50$ US ou l’équivalent dans la devise de paiement.',
     'Payment Currency' => 'Devise du paiement',
     'Subscription Product Name' => 'Nom du produit d’abonnement',
     'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.' => 'Entrez le nom du produit auquel vous voulez vous abonner. Vous pouvez utiliser les objets `form` et `integration` dans twig.',

packages/plugin/src/translations/it/freeform.php

@@ -259,6 +259,7 @@
     'Enter the amount you want to charge for this payment.' => 'Inserisci l’importo da addebitare per questo pagamento.',
     'Payment Amount Field' => 'Campo importo del pagamento',
     'Select a Number field which will determine the payment amount.' => 'Seleziona un campo numerico che determinerà l’importo del pagamento.',
+    'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.' => 'Seleziona un campo numerico che determinerà l’importo del pagamento. L’importo minimo è di 0,50 dollari USA o l’equivalente nella valuta di pagamento.',
     'Payment Currency' => 'Valuta del pagamento',
     'Subscription Product Name' => 'Nome del prodotto in abbonamento',
     'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.' => 'Inserisci il nome del prodotto a cui abbonarsi. Puoi usare gli oggetti `form` e `integration` in Twig.',

packages/plugin/src/translations/nl/freeform.php

@@ -259,6 +259,7 @@
     'Enter the amount you want to charge for this payment.' => 'Vul het bedrag in dat u voor deze betaling in rekening wilt brengen.',
     'Payment Amount Field' => 'Betalingsbedragveld',
     'Select a Number field which will determine the payment amount.' => 'Selecteer een nummerveld dat het betalingsbedrag bepaalt.',
+    'Select a Number field which will determine the payment amount. The minimum amount is $0.50 US or equivalent in Payment Currency.' => 'Selecteer een nummerveld dat het betalingsbedrag bepaalt. Het minimumbedrag is $0,50 USD of het equivalent in de betaalvaluta.',
     'Payment Currency' => 'Betalingsvaluta',
     'Subscription Product Name' => 'Productnaam abonnement',
     'Enter the name of the product you want to subscribe to. You can use the `form` and `integration` objects in twig.' => 'Vul de naam in van het product waarop u zich wilt abonneren. U kunt de `form`- en `integration`-objecten in twig gebruiken.',