Add premium My Case MVP

api/stripe-webhook.php

@@ -76,6 +76,10 @@ try {
             handleSubscriptionDeleted($db, $object);
             break;
 
+        case 'customer.subscription.trial_will_end':
+            // Stripe sends the customer reminder email. We mirror state on subscription.updated/deleted.
+            break;
+
         case 'invoice.paid':
             handleInvoicePaid($db, $object);
             break;
@@ -154,8 +158,10 @@ function handleSubscriptionChange(PDO $db, array $sub): void
 
     $periodEndTs = (int)($sub['current_period_end'] ?? 0);
     $periodStartTs = (int)($sub['current_period_start'] ?? 0);
+    $trialEndTs = (int)($sub['trial_end'] ?? 0);
     $periodEndIso = $periodEndTs > 0 ? gmdate('Y-m-d H:i:s', $periodEndTs) : null;
     $periodStartIso = $periodStartTs > 0 ? gmdate('Y-m-d H:i:s', $periodStartTs) : null;
+    $trialEndIso = $trialEndTs > 0 ? gmdate('Y-m-d H:i:s', $trialEndTs) : null;
 
     // Upsert subscription ledger
     $db->prepare(
@@ -172,7 +178,7 @@ function handleSubscriptionChange(PDO $db, array $sub): void
 
     // Only flip the live tier flag if subscription is active/trialing.
     if (in_array($status, ['active', 'trialing'], true)) {
-        FreeTier::setTier($userId, $tier, $customerId, $subId, $periodEndIso);
+        FreeTier::setTier($userId, $tier, $customerId, $subId, $periodEndIso, $status === 'trialing' ? $trialEndIso : null);
     } elseif (in_array($status, ['canceled', 'unpaid', 'incomplete_expired'], true)) {
         FreeTier::clearTier($userId);
     }