fix(billing): filter out free plan for paid users, add direct cancel subscription button, and handle portal errors without crashing Next.js overlay

memento-note/components/settings/billing-plans.tsx

@@ -117,7 +117,10 @@ export function BillingPlans() {
     try {
       const res = await fetch('/api/billing/portal', { method: 'POST' });
       const data = await res.json();
-      if (!res.ok) throw new Error(data.error ?? 'Failed to open portal');
+      if (!res.ok) {
+        toast.error(data.error || 'Failed to open billing portal.');
+        return;
+      }
       window.location.href = data.url;
     } catch (err) {
       console.error('[BillingPlans] portal error:', err);
@@ -237,6 +240,8 @@ export function BillingPlans() {
     },
   ];
 
+  const plansToShow = isPaid ? plans.filter((p) => p.id !== 'free') : plans;
+
   const formatDate = (dateStr: string | null | undefined) => {
     if (!dateStr) return '—';
     try {
@@ -339,15 +344,28 @@ export function BillingPlans() {
           </div>
 
           {isPaid && (
-            <button
-              type="button"
-              onClick={handlePortal}
-              disabled={portalLoading}
-              className="flex items-center gap-2 px-5 py-2.5 bg-ink text-white dark:bg-white dark:text-black rounded-xl text-xs font-semibold hover:opacity-90 disabled:opacity-60 transition-all shadow-md shadow-black/5"
-            >
-              {portalLoading ? <Loader2 className="h-4 w-4 animate-spin" /> : <ExternalLink className="h-4 w-4" />}
-              {t('billing.manageBilling') || 'Gérer la facturation'}
-            </button>
+            <div className="flex flex-wrap gap-3">
+              <button
+                type="button"
+                onClick={handlePortal}
+                disabled={portalLoading}
+                className="flex items-center gap-2 px-5 py-2.5 bg-ink text-white dark:bg-white dark:text-black rounded-xl text-xs font-semibold hover:opacity-90 disabled:opacity-60 transition-all shadow-md shadow-black/5"
+              >
+                {portalLoading ? <Loader2 className="h-4 w-4 animate-spin" /> : <ExternalLink className="h-4 w-4" />}
+                {t('billing.manageBilling') || 'Gérer la facturation'}
+              </button>
+
+              {status?.hasStripeSubscription && (
+                <button
+                  type="button"
+                  onClick={handlePortal}
+                  disabled={portalLoading}
+                  className="flex items-center gap-2 px-5 py-2.5 border border-rose-200 text-rose-600 dark:border-rose-800/40 dark:text-rose-400 hover:bg-rose-50/50 dark:hover:bg-rose-950/15 rounded-xl text-xs font-semibold transition-all"
+                >
+                  {t('billing.cancelSubscription') || "Résilier l'abonnement"}
+                </button>
+              )}
+            </div>
           )}
         </div>
 
@@ -490,8 +508,11 @@ export function BillingPlans() {
             </div>
           )}
 
-          <div className="grid grid-cols-1 lg:grid-cols-4 gap-6">
-            {plans.map((plan) => (
+          <div className={cn(
+            "grid grid-cols-1 gap-6",
+            plansToShow.length === 3 ? "lg:grid-cols-3" : "lg:grid-cols-4"
+          )}>
+            {plansToShow.map((plan) => (
               <div
                 key={plan.id}
                 className={cn(

memento-note/locales/en.json

@@ -2878,6 +2878,7 @@
     "noUsage": "No usage data",
     "billingHistory": "Billing History",
     "viewInvoices": "Manage invoices in portal",
+    "cancelSubscription": "Cancel subscription",
     "nextBillingDate": "Next billing date",
     "billingPeriod": "Billing period",
     "planSince": "Member since",

memento-note/locales/fr.json

@@ -2882,6 +2882,7 @@
     "noUsage": "Aucune donnée d'utilisation",
     "billingHistory": "Historique de facturation",
     "viewInvoices": "Gérer les factures dans le portail",
+    "cancelSubscription": "Résilier l'abonnement",
     "nextBillingDate": "Prochaine date de facturation",
     "billingPeriod": "Période de facturation",
     "planSince": "Membre depuis",