Updated checkout to wait for backend confirmation before advancing, added a “Processing payment…” state with retry/ refresh fallback, and now use Paddle totals/currency for purchase records + confirmation emails (with new email translations).

app/Mail/PurchaseConfirmation.php

@@ -34,6 +34,7 @@ class PurchaseConfirmation extends Mailable
                 'user' => $this->purchase->tenant->user,
                 'package' => $this->purchase->package,
                 'packageName' => $this->localizedPackageName(),
+                'priceFormatted' => $this->formattedTotal(),
             ],
         );
     }
@@ -49,4 +50,45 @@ class PurchaseConfirmation extends Mailable
 
         return optional($this->purchase->package)->getNameForLocale($locale) ?? '';
     }
+
+    private function formattedTotal(): string
+    {
+        $totals = $this->purchase->metadata['paddle_totals'] ?? [];
+        $currency = $totals['currency']
+            ?? $this->purchase->metadata['currency']
+            ?? $this->purchase->package?->currency
+            ?? 'EUR';
+        $amount = array_key_exists('total', $totals) ? (float) $totals['total'] : (float) $this->purchase->price;
+
+        $locale = $this->locale ?? app()->getLocale();
+        $formatter = class_exists(\NumberFormatter::class)
+            ? new \NumberFormatter($this->mapLocale($locale), \NumberFormatter::CURRENCY)
+            : null;
+
+        if ($formatter) {
+            $formatted = $formatter->formatCurrency($amount, $currency);
+            if ($formatted !== false) {
+                return $formatted;
+            }
+        }
+
+        $symbol = match ($currency) {
+            'EUR' => '€',
+            'USD' => '$',
+            default => $currency,
+        };
+
+        return number_format($amount, 2, ',', '.').' '.$symbol;
+    }
+
+    private function mapLocale(string $locale): string
+    {
+        $normalized = strtolower(str_replace('_', '-', $locale));
+
+        return match (true) {
+            str_starts_with($normalized, 'de') => 'de_DE',
+            str_starts_with($normalized, 'en') => 'en_US',
+            default => 'de_DE',
+        };
+    }
 }